[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.11"]
[Round "1.1"]
[White "Guy, David"]
[Black "Kosuzek, Daniel"]
[Result "0-1"]
[ECO "E02"]
[WhiteElo "1891"]
[BlackElo "2338"]
[Annotator "kemen"]
[PlyCount "56"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,18,5,56,31,-21,0,-10,-15,-12,60,10,17,-8,17,3,0,0,7,7,13]} 1. d4 Nf6
2. c4 e6 3. Nf3 d5 {Queen's Gambit declined} 4. Nc3 dxc4 (4... Be7) (4... c6 {
main lines}) 5. Qa4+ (5. e4) (5. e3 {main lines}) 5... Nbd7 (5... c6) 6. g3 (6.
e4) 6... a6 7. Bg2 Rb8 (7... Be7 {preferred by Davies 2009:183, so as not to
spend time on Rb8} 8. Bf4 Nd5 9. Qxc4 Nxf4 10. gxf4 b5 11. Qd3 Bb7 12. Rd1 {
Karpov-Nisipeanu, Vitoria Gasteiz 2007,1/2-1/2} (12. O-O)) 8. Qxc4 b5 {
transposed to a mainline Catalan} 9. Qd3 Bb7 10. O-O Bd6 (10... c5 {main GM
line}) 11. Bf4 Bxf4 12. gxf4 c5 13. dxc5 Nxc5 14. Qxd8+ Rxd8 15. Rad1 $146 (15.
Rac1 Ncd7 (15... Nce4 {Tereick-Sonntag, Oberliga NRW 2007,1-0} 16. Nxe4 Bxe4
17. Ne5 Bxg2 18. Kxg2 O-O 19. Kf3 $14) 16. Nd4 Bxg2 17. Kxg2 O-O 18. Nc6 $14 {
Tereick-Stanke, GER ch, Bad Koenigs hofen 2007,1-0}) (15. b4 Nce4 16. Nxe4 Bxe4
$11 {Delorme-Grandelius, Helsingor Extracon 2018,1/2-1/2}) (15. Rfc1 {Cloud
Engines} Nce4 16. Nxe4 Bxe4 17. Ne5 O-O 18. Bxe4 Nxe4 19. Rc2 Rd2 20. Rxd2 Nxd2
21. Rc1 $14 {U Andersson-Filguth, Brasilia 1981,1-0}) 15... Ke7 16. Nd4 (16.
Ne5) 16... Bxg2 17. Kxg2 Rc8 $11 18. e3 b4 19. Nce2 h6 20. Nc1 {a retreat that
turns out badly} (20. Rc1 Nd5 21. Rfd1 $11 {Komodo13}) 20... Rhg8 (20... g5 $15
{Stockfish10 & Komodo13}) 21. h4 {just gives g5 extra force} (21. Ncb3 g5 (
21... Nxb3 22. axb3) 22. f5 e5 23. Nf3 $11 {Komodo13}) 21... g5 22. hxg5 hxg5
23. fxg5 (23. f5 e5 24. Ndb3 Nxb3 25. axb3 (25. Nxb3 Rc2 26. Rb1 Rgc8 $17)
25... a5 26. Nd3 e4 27. Ne5 Rc5 28. Nc4 $11 {Komodo13}) 23... Rxg5+ 24. Kf3 e5
$19 25. Ndb3 Nce4 (25... Na4 $1 26. Rd2 Rf5+ 27. Ke2 Ne4 $19 {Komodo13}) 26.
Nd3 Rc2 27. Nxb4 (27. Rg1 Rf5+ 28. Kg2 Ng4 29. Rde1 Ngxf2 $19 {Komodo13}) 27...
Rg3+ $1 28. fxg3 Ng5# 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.11"]
[Round "1.2"]
[White "Toczek, Grzegorz"]
[Black "Bevan, Peter M"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2259"]
[BlackElo "1889"]
[Annotator "kemen"]
[PlyCount "39"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,11,30,30,46,44,53,56,87,80,104,81,81,81]} 1. e4 d5 2. exd5 Qxd5 3. Nc3
Qd8 4. d4 c6 5. Bc4 Bf5 (5... Nf6 {main}) 6. g4 {similar to a line against the
Caro-Kann} (6. Nf3) (6. Nge2 {main lines}) 6... Bg6 7. h4 $146 (7. f4 {main} e6
8. Nf3 {main & Cloud Engines} (8. Qe2 Be7 (8... Qh4+ 9. Kf1 {Navarro
Alonso-Hernando Garcia, Aragon ch tm 2013,1/2-1/2}) 9. Nf3 Nd7 10. Bb3 Ngf6 11.
Rg1 Qc7 12. Bd2 O-O-O 13. O-O-O {Timman-Bogdanovski, Calvia ol 2004,1-0})) 7...
h5 8. g5 e6 9. Nge2 Bb4 (9... Bd6 10. Nf4 Bxf4 11. Bxf4 Ne7 $14 {Stockfish10})
10. Nf4 (10. Bf4 Ne7 11. Qd2 {Deep Fritz13}) (10. a3 Bxc3+ 11. Nxc3 Qb6 {
Stockfish10}) 10... Ne7 11. Nxg6 Nxg6 12. Be3 (12. Kf1 {Stockfish10}) 12... Qa5
13. Qd3 Nd7 (13... Bxc3+ 14. Qxc3 Qxc3+ 15. bxc3 Nd7 $14 {Deep Fritz13 &
Stockfish10}) 14. Bxe6 $16 Bxc3+ 15. bxc3 Nde5 $6 (15... Ne7 16. Bxd7+ Kxd7 17.
O-O-O $16 {Stockfish10}) (15... O-O 16. Bb3 $18 {Stockfish10} (16. Bxd7 Qd5 17.
O-O-O Qxd7 18. Kb2 $16)) 16. dxe5 Nxe5 17. Bxf7+ Kxf7 (17... Nxf7 18. Qc4 Qd5
19. Qxd5 cxd5 20. O-O-O $18 {Stockfish10}) 18. Qf5+ Ke7 (18... Kg8 {safer, but
buries the R}) 19. Bd4 Rae8 20. O-O-O 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.11"]
[Round "1.3"]
[White "Van Kemenade, Rudy"]
[Black "Thompson, Ian D"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1885"]
[BlackElo "2120"]
[Annotator "kemen"]
[PlyCount "48"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. e4 e6 2. d3 d5 3. Qe2 dxe4 (3... Nc6 4. Nf3 Nf6 5. g3 dxe4 6. dxe4 e5 7. Bg2
Bg4 8. c3 Be7 9. h3 Be6 10. O-O Nd7 {Van Kemenade-Cobb, WLS ch 2015,0-1}) 4.
dxe4 e5 5. Nf3 Nc6 6. c3 a5 (6... Nf6 {main}) 7. Qc2 Bc5 (7... Nf6) 8. Bb5 Qf6
(8... Qe7 {main}) 9. O-O {Deep Fritz13} (9. Nbd2 {Komodo13} Nge7 10. Nc4 (10.
Nf1 O-O 11. Ng3 Bg4 12. Ng5 h6 13. h3 Bd1 14. Kxd1 hxg5 15. Ke1 Ng6 16. Nf5
Nce7 {Bologan-Ponkratov, Wld ch blitz, Khanty-Mansiysk 2013,0-1}) 10... O-O 11.
Be3 Bxe3 12. Nxe3 Nd8 13. Be2 Ng6 14. g3 Bh3 15. Ng1 Be6 16. h4 Re8 17. Nf3 c6
18. a4 h6 19. Rd1 {David-Lagarde, ECC open, Antal;ya 2017,1-0}) 9... Nge7 10.
Nbd2 (10. Bg5 Qe6 (10... Qg6 11. Bxe7 $16) 11. Nbd2 O-O 12. Rad1 $14 {Komodo13}
) 10... O-O 11. Nc4 (11. a4) 11... Bg4 (11... Na7 12. a4 c6 13. b4 cxb5 14.
axb5 Qe6 (14... Bd6 15. Bg5 Qe6 16. Nxd6 Qxd6 17. Rfd1 Qe6 18. c4 axb4 19. Bxe7
Qxe7 20. b6 $11 {Komodo13}) 15. bxc5 Qxc4 16. Rxa5 Be6 17. Qb1 Bg4 18. Nxe5
Qxc3 19. Rxa7 Rxa7 20. Nxg4 Ra4 $17 {Komodo13}) 12. Ne1 Ng6 (12... Na7 {
seen too lsate by Bl} 13. Nd3 Nxb5 14. Nxc5 b6 {pm analysis} 15. Ne3 Bc8 16.
Nd3 $11 {Komodo13}) 13. Nd3 (13. Be3 {initial idea} Be7 14. a4 Rfd8 $11 {
Komodo13}) 13... Be7 14. Bxc6 bxc6 15. f3 (15. b4 $14 {Komodo13}) 15... Be6 (
15... Bc8 $5 {Ian}) 16. Qa4 (16. b3 $11 {Komodo13}) 16... Rfd8 (16... Rad8 $17
{Komodo13}) 17. Rd1 (17. Qxc6 Rab8 18. Nf2 h5 $11 {Komodo13, Bl seems to have
enough for the pawn}) 17... Bc8 (17... Nh4 18. Ncxe5 Bh3 19. Qxc6 Bd6 20. Bf4
Bxg2 21. Bg3 Bh3 22. f4 $11 {Komodo13}) 18. Be3 (18. Nf2 $11 {Komodo13}) 18...
Ba6 $19 19. Nc5 Bb5 20. Rxd8+ (20. Qb3 a4 {looked at in pm analysis} 21. Qb4 (
21. Rxd8+ Rxd8 22. Nxa4 Rd3 23. Bf2 Nf4 24. Re1 Nxg2 (24... Qg5) 25. Kxg2 Qxf3+
26. Kg1 Qf4 $19 {the Wh Q & both Ns are completely offside}) 21... Nf4 22. Bxf4
exf4 (22... Qxf4) 23. h3 Bf8 $19 {Qe7 is coming; Komodo13}) 20... Rxd8 21. Qb3
Bxc5 {lets Wh have some chances of survival} (21... a4 22. Nxa4 Rd3 $19 {
as above}) 22. Bxc5 a4 (22... Bxc4 23. Qxc4 Qg5 24. Qf1 Nf4 $17 {the N is
better than the B, & Bl controls the open file}) 23. Qb4 Nf4 24. Be3 $2 {
missing the real threat} (24. Be7 {considered by Wh for a while, could give
some survival chances as Bl still has to find the followup moves} Qg6 25. g3
Nh3+ (25... Rd7 26. Nxe5 Nh3+ 27. Kg2 Rd2+ 28. Kxh3 Qe6+ 29. Ng4 h5 30. Bg5 Rf2
31. Qd4 Rxf3 32. Kg2 hxg4 33. Rd1 c5 $17 {Komodo13}) 26. Kg2 Rd3 27. Kxh3 Qe6+
28. Kg2 h6 29. Bc5 Qxc4 30. Qxc4 Bxc4 31. Bf2 $17 {Komodo13; but Wh has good
hopes of a draw}) (24. Ne3 {looked at in pm analysis & the players were unable
to find a satisfactory reply for Bl. Komodo13 , after initially declaring it
drawn, then prefers Bl, finally giving it a win} Rd2 $19 25. c4 {the players
thought refuted this & some other moves- however} (25. Qa5 h6 26. Qxc7 Kh7 27.
Qc8 Qg6 28. Qf5 Qxf5 29. exf5 Rxb2 $19 {Komodo13}) 25... Rxg2+ $1 26. Nxg2 Qg5
27. Qd2 Nh3+ {picks up the Q; Komodo13}) 24... Nd3 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.11"]
[Round "1.4"]
[White "Garcia, Jason"]
[Black "Brown, Geoffrey M"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2050"]
[BlackElo "1861"]
[Annotator "kemen"]
[PlyCount "115"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. Nf3 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. b3 O-O 6. Bb2 d6 7. d4 Ne4 (7... Qe8
{main}) 8. Nfd2 (8. O-O) 8... Nxd2 (8... d5 9. O-O {1 win each, 2 draws}) 9.
Nxd2 f4 (9... Bf6 10. e4 Nc6 11. e5 dxe5 12. Bxc6 bxc6 13. dxe5 Be7 14. Nf3
Bb4+ 15. Ke2 Qe8 16. Qd4 Be7 $17 {Mejvik-Ivarsson, Lund Lask op 2016,1-0}) 10.
e3 (10. O-O $16 {Komodo13}) 10... fxe3 11. fxe3 Nc6 12. Nf3 Bf6 13. O-O a5 14.
a3 Qe7 15. Qd2 (15. Nd2 Bd7 16. Ne4 $16 {Komodo13}) 15... Rb8 16. e4 e5 17. d5
Nd8 (17... Nd4 $5) 18. Qxa5 $16 Nf7 19. Qc3 h5 20. Bc1 c6 21. Be3 cxd5 22. cxd5
Bg4 {Bl has to try for some K side attack to counter the extra Wh pawn on the
Q side} 23. Rac1 Bg5 24. h4 Bxe3+ 25. Qxe3 b5 26. b4 {aims to show up b5 as a
weakness, but a3 has become backward} (26. Nh2 Nh6 27. Rxf8+ Qxf8 28. Bf1 Qd8
29. Rc6 $14 {Komodo13}) 26... Ra8 27. Nd2 (27. Rc3 Qb7 28. Rfc1 Rac8 29. Rxc8
Rxc8 30. Rxc8+ Bxc8 31. Kh1 Qc7 32. Bf1 Bd7 33. Be2 $14 {Komodo13}) 27... Ra4 (
27... Qb7) 28. Nb1 Rfa8 29. Bf3 Nh6 30. Qb6 $16 g5 $5 (30... Qa7 31. Qxa7 R4xa7
32. Rc6 Rd7 33. Kf2 $16 {Komodo13}) 31. Rc7 $18 Qd8 32. Bxg4 hxg4 (32... Nxg4 {
looks more natural, but would lose to} 33. Rf5 $1 {penetrating the defences;
when} gxh4 $2 34. Rg7+ $1 Kh8 (34... Kxg7 35. Qb7+ Kh6 36. Qf7 Nf6 37. Rg5 $1
Qg8 (37... Kxg5 38. Qg7#) 38. Qxf6+ Kh7 39. Rxh5#) 35. Qb7 Nf6 36. Rxh5+ Nxh5
37. Rh7+ Kg8 38. Qf7# {Komodo13}) 33. Rb7 Qxb6+ 34. Rxb6 gxh4 35. Rxd6 (35.
gxh4 R4a6 36. Rxb5 $18 {looks ok as well}) 35... R4a6 36. Rxa6 Rxa6 37. gxh4
$18 {2 pawns up, with one of these protected passed , should be easy, but the
Wh K still needs protection & the Wh N on b1 is out of play} Kg7 38. Rc1 Rf6
39. Rc7+ Nf7 (39... Kg6 40. Rc6) 40. Nd2 (40. Nc3 {Komodo13} Kg6 41. Rc6 Nd6
42. Kg2 Kf7 43. h5 Kg7 44. Kg3 $18) 40... Kg6 (40... Ra6 $5) 41. Kg2 Kh5 42.
Kg3 {Wh was down to 5 mins now} Nd6 43. Re7 (43. Rh7+ $1 Kg6 44. Re7 Nf7 45.
Kxg4 $18 {Komodo13}) 43... Nc4 (43... Nf7 44. Rb7) 44. Nxc4 Rf3+ 45. Kg2 bxc4
46. Rh7+ (46. Rxe5+ Kxh4 47. d6 Rg3+ 48. Kf2 Rf3+ 49. Ke2 Rf8 50. Rc5 g3 51.
Rxc4 g2 52. Rc1 {Komodo13 & the 4 pawns are more than enough.}) 46... Kg6 47.
Rc7 Rxa3 48. Rxc4 Kh5 49. b5 (49. Rc2 $1 {protecting the K & getting the R
behind either b or d pawn was now the only way to win , according to Komodo13})
49... Rb3 (49... Ra2+ $1 {drives the Wh K further back or gains a perpetual})
50. d6 (50. Rc8 {allows the Wh K to go to the centre to escape the checks,
while the R goes behind to take care of the g pawn} Rb2+ 51. Kf1 Rb1+ 52. Ke2
Rxb5 53. Rh8+ Kg6 54. Re8 Kh5 55. Rxe5+ (55. d6 {also wins}) 55... Kxh4 56. Re7
{[%emt 0:00:01] with a book win or 2 connected pawns vs}) 50... Rxb5 51. d7 (
51. Rc8 $1 $18) (51. Rc2 $18) 51... Rb2+ $11 52. Kg3 Rb3+ 53. Kf2 (53. Kg2)
53... Rd3 54. Rc8 (54. Rc5) 54... Rxd7 55. Rc5 (55. Re8) 55... Rf7+ 56. Kg2
Kxh4 57. Rxe5 Rh7 58. Rf5 {a lucky escape for Bl, which lead him to further
successes in the next few rounds} 1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.11"]
[Round "1.5"]
[White "Whitehead, Mark A"]
[Black "Musson, Adam J"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "1847"]
[BlackElo "2017"]
[Annotator "kemen"]
[PlyCount "100"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,17,30,30,103,54,108,16,24,18,15,21,11,2,44,35,47,19,12,16]} 1. e4 c5
2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 e6 7. Qd2 Bd7 (7... Rb8) (7...
Nge7) 8. Nge2 a6 (8... Nd4) 9. O-O {main} (9. d4 {also played}) 9... Nd4 10.
Rae1 Ne7 11. Nd1 Rb8 $146 (11... e5 12. c3 Nxe2+ 13. Rxe2 O-O 14. Bh6 Be6 15.
Bxg7 Kxg7 16. b3 b5 17. f4 Ra7 18. d4 {Minz-Mueller, Kurpfals Seniors op,
Ludwigshafen 2005, 1/2-1/2}) (11... O-O 12. c3 Nxe2+ 13. Rxe2 Bb5 14. c4 Bc6
15. Bh6 Re8 16. Bxg7 Kxg7 17. d4 b5 18. d5 exd5 19. cxd5 Bb7 20. f4 {
Trembacz-Belteczky, HUN ch tm 2007,1-0}) 12. Nc1 (12. Nxd4 {opening the c file
is fine, as the Bl R is on b8 already} cxd4 13. Bh6 O-O 14. Bxg7 Kxg7 15. Qb4
e5 16. Qxd6 Nc6 $14) 12... O-O 13. f4 (13. c3 Ndc6 14. Bh6 $14 {Stockfish8 &
Komodo13}) 13... Qc7 14. g4 f5 15. c3 Ndc6 16. h3 (16. exf5 gxf5 17. g5 $11 {
both Engines}) 16... b5 17. a3 a5 18. Ne2 b4 (18... a4 $11 {both Engines}) 19.
axb4 axb4 20. d4 (20. gxf5 exf5 21. Bf2 Na5 22. Bh4 $11 {Komodo13}) 20... Na5
$15 (20... bxc3 21. bxc3 Na5 $17 {both Engines}) 21. dxc5 dxc5 22. Bf2 Bc6 (
22... bxc3 23. bxc3 fxe4 24. Bxe4 Nb3 25. Qc2 c4 $17 {both Engines}) 23. cxb4 (
23. Bxc5 $11) 23... cxb4 24. e5 Bxg2 25. Kxg2 Rfd8 $19 {both Engines} 26. Qe3
Nc4 27. Qc5 Qb7+ 28. Kg3 (28. Kg1 Nd2 $19) 28... Nd2 29. Qe3 Nxf1+ 30. Rxf1 Qb5
31. Qf3 Rd2 32. Re1 Rd3 (32... Rbd8) 33. Ne3 Nd5 (33... fxg4 34. hxg4 g5 {
both Engines, demolishes the Wh centre}) 34. Nc1 Rd4 (34... Nxf4 35. Qxf4 Bxe5
36. Nxd3 Bxf4+ 37. Nxf4 e5 $19 {Komodo13}) 35. Ne2 Re4 (35... Rxf4 36. Nxf4
Nxf4 37. Nc4 Nxh3 38. Kxh3 Qxc4 $19 {Komodo13}) 36. Kg2 Rc8 (36... Rd8 {
Komodo13}) 37. Nxd5 Qxd5 38. Ng3 Rxe1 (38... Rxf4) 39. Qxd5 exd5 40. Bxe1 Rc2+
41. Kf3 fxg4+ 42. hxg4 Rxb2 43. Ne2 Rb3+ (43... b3) 44. Kf2 Bf8 45. Nc1 Bc5+
46. Ke2 Re3+ 47. Kd2 Re4 (47... b3) 48. Nd3 Be3+ 49. Kc2 Bxf4 50. Bxb4 Bxe5 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.11"]
[Round "1.6"]
[White "Young, Alan"]
[Black "Buttell, David"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2015"]
[BlackElo "1828"]
[Annotator "kemen"]
[PlyCount "83"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,17,30,30,57,72,84,69,87,75,74,41,44,28,47,33,57,75,70,90]} 1. e4 d6 2.
d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Qd2 h6 6. Bh4 c6 (6... g5 7. Bg3 Nh5 {main}) 7.
f4 Qa5 (7... b5) 8. Nf3 Nbd7 (8... Bg4 {main}) 9. Bd3 (9. e5 {79 % for Wh, eg}
dxe5 10. fxe5 Nd5 11. e6 {AH Williams-MacDonald Ross, BCF ch 1971,1-0}) 9... a6
{slow} (9... e5 {had to be tried , eg Richardson-Penrose,BCF ch 1968,0-1}) 10.
O-O (10. e5 dxe5 11. fxe5 Nd5 12. e6 fxe6 13. Bxg6+ Kd8 14. O-O Nxc3 15. bxc3
Bf6 16. Ne5 Bxe5 17. dxe5 Qd5 18. Rad1 {Djukic-Todorcevic, SCG-ch tm, Budva
2003,1-0}) 10... b5 (10... Nh5 $5 11. Bxe7 $18) 11. e5 $18 Nd5 12. Nxd5 (12.
exd6 exd6 13. Rae1+ (13. b4 Qxb4 14. Qe2+ Kf8 15. Nxd5 $18) 13... Kf8 14. f5 g5
15. Bg3 $18 {Komodo13}) 12... Qxd2 13. Nc7+ Kd8 14. Nxd2 Kxc7 15. Bxe7 d5 16.
f5 g5 17. c3 (17. a4) 17... Bf8 18. Bxf8 Nxf8 19. a4 Rb8 20. axb5 axb5 21. b4 {
Bl is a pawn down & tied down} (21. Nb3) (21. Rfe1) 21... Kb6 22. Nb3 Nd7 23.
e6 Nf6 24. Nc5 Rf8 25. Ra2 Ne4 26. Bxe4 dxe4 27. Re2 (27. e7 Re8 28. f6 $18 {
Komodo13}) (27. Rfa1 {Komodo13}) 27... fxe6 28. fxe6 Rxf1+ 29. Kxf1 Kc7 30. e7
Bb7 31. Rxe4 (31. Nxe4 c5 32. Nf6) 31... Re8 32. Nxb7 {seems a waste of a
wonderful N, but simplest & given by Komodo13} Kxb7 33. Ke2 Kc7 34. Kf3 Kd6 35.
Kg4 Rxe7 36. Rxe7 Kxe7 37. Kh5 Ke6 38. Kxh6 Kf5 39. Kh5 Ke4 40. Kxg5 Kd3 41. h4
Kxc3 42. h5 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.11"]
[Round "1.7"]
[White "Marin Marin, Francisco Javier"]
[Black "Van Veelen, Thomas"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1767"]
[BlackElo "1992"]
[Annotator "kemen"]
[PlyCount "56"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,27,24,29,67,26,37,40,32,-16,-3,2,7,13,0,-46,-48,-94,-57,-98,-32,-59,
-47,-47,45,0,0,0,-14,23]} 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6.
Bd3 Qb6 (6... cxd4 7. cxd4 Qb6 {perhaps more accurate}) 7. O-O (7. dxc5 Bxc5 8.
O-O {is ok for Wh}) 7... cxd4 8. cxd4 Nxd4 9. Nxd4 Qxd4 10. Nc3 {the original
Milner-Barry Gambit} (10. Qe2 {a later twist}) 10... Qxe5 (10... a6 11. Qe2 (
11. Kh1 {preferred by Harding 1998:141}) 11... Ne7 {is a more cautious line})
11. Re1 Qd6 (11... Qb8 {main} 12. Nxd5 Bd6 13. Qg4 (13. Qh5)) 12. Nb5 Qb6 (
12... Bxb5 13. Bxb5+ Kd8 {is dangerous} 14. Be3 (14. Qf3)) 13. Be3 Qd8 (13...
Qa5 14. Bd2 Qb6 {invites a draw}) 14. Rc1 (14. Bf4 {alternative, 80% for Wh}
Bb4 (14... Rc8 15. Nxa7 {4-0}) 15. Nc7+ Kf8 16. Nxa8 Bxe1 17. Bd6+ Ne7 18. Qxe1
Qxa8 19. Qb4 $18 {Souza-Pimenta, Sao Sebastian IRT op 2016,1-0}) 14... Rc8 15.
Bf4 (15. Rxc8 Qxc8 16. Qb3 Nf6 (16... Qd8 $16 {Cloud Engines}) 17. Rc1 Bc6 18.
Nxa7 Qd8 19. Nxc6 bxc6 20. Rxc6 {Antonsson-Johansson, SWE ch op, Vaxjo 1992,1-0
}) 15... Rxc1 (15... Bc5 16. Rxc5 Rxc5 17. Nd6+ Kf8 18. Nxb7 Qb6 19. Nxc5 Qxc5
20. Qb3 $18 {Bilek-Svitak, Prague op 2006,1-0}) 16. Qxc1 Bb4 $11 17. Nc7+ (17.
Re2 Ba5 (17... Nf6 18. Bd6 (18. a3) 18... Bxd6 19. Nxd6+ Kf8 20. Nxb7 Qb6 21.
Nc5 Ke7 22. Nxd7 Nxd7 23. Qg5+ Nf6 24. Qxg7 Rg8 25. Qh6 Rc8 $11) 18. Nd6+ Ke7
19. Qc5 Qb8 20. Nf5+ {Schroedter-Lick, GER ch U10, Willingen 2001,1-0}) (17.
Bd6 Bxd6 18. Nxd6+ Kf8 19. Nxb7 Qb8 20. Nc5 Be8 21. Qc3 $11 {Stockfish10})
17... Kf8 $15 18. Re3 (18. Re2) 18... Nf6 $17 (18... Ne7 $19 {Stockfish10}) 19.
Rg3 Nh5 $19 20. Bg5 Be7 21. Bxe7+ Qxe7 22. Re3 Nf6 {Bl has survived & can
consolidate the extra pawns} 23. Bb5 d4 (23... Bc6 24. Bxc6 Qxc7 $19) 24. Rd3
Bc6 25. Bxc6 Qxc7 26. Qc5+ Kg8 27. Rxd4 h6 (27... g6) 28. Rd6 Ne4 (28... bxc6
29. Rxc6 Qb7 $19) (28... Ne4 29. Bxe4 Qxc5 30. Rd8+ Qf8 31. Rxf8+ Kxf8 $19) 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.11"]
[Round "1.8"]
[White "McCarthy, Maurice"]
[Black "Thomas, Roy"]
[Result "1/2-1/2"]
[ECO "A96"]
[WhiteElo "1980"]
[BlackElo "1696"]
[Annotator "kemen"]
[PlyCount "74"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,16,27,-12,-12,-12,52,37,36,35,49,59,47,42,47,28,49,53,42]} 1. c4 e6 2.
Nf3 f5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. d4 d6 7. b4 (7. Nc3 {main}) 7... Qe8
(7... Ne4) 8. a4 {rare} (8. Bb2) (8. Nc3) 8... Nc6 (8... Nbd7 9. Bb2 Ne4 10.
Qb3 Ndf6 11. Nfd2 c6 12. f3 Nxd2 (12... Ng5 13. c5 d5 14. Nc3 Qh5 15. Rae1 Nh3+
16. Kh1 Bd7 17. Nd1 h6 18. Bxh3 Qxh3 19. Nf2 Qh5 20. Nd3 Be8 21. b5 {
Mandl-Malchau, NATO ch, Aalborg 1987,1-0}) 13. Nxd2 f4 14. gxf4 Nh5 15. e3 Qg6
16. Rf2 Bh4 17. Re2 e5 18. dxe5 Bf5 19. Ne4 {Gardner-Zeggelaar, Edmonton ch
2010,1-0}) 9. b5 Nd8 10. Bb2 Qh5 (10... Nf7 11. Qb3 Kh8 12. Nbd2 Bd8 13. Qc3
Ne4 14. Nxe4 fxe4 15. Nd2 d5 16. f3 exf3 17. exf3 Bf6 18. c5 a6 19. Qd3 Bd7 {
Maisuradze-M. Leconte, Villandry Lallemand memorial op rapid, 2017,0-1}) 11.
Qb3 Nf7 12. Rd1 g5 13. Nbd2 g4 14. Ne1 Qg6 (14... Ng5 {Fritz13 & Komodo13}) 15.
Nd3 $16 Nh5 16. c5 (16. f4 $16 {both Engines}) 16... d5 17. a5 Ng5 18. Ne5 {
Fritz13} (18. b6 {Komodo13}) 18... Qf6 19. Rf1 (19. b6 $18 {both Engines})
19... Nf7 20. f4 (20. e3 $16 {Komodo13}) 20... Nxe5 21. fxe5 {Fritz13} (21.
dxe5 Bxc5+ 22. e3 Qd8 23. Rfc1 $16 {Komodo13}) 21... Qh6 $14 22. e3 Bg5 23.
Rfe1 Bd7 24. Nf1 Rfc8 25. a6 b6 26. cxb6 (26. c6 {both Engines}) 26... cxb6 $15
27. Rac1 Qf8 (27... Ng7 28. Ba3 Qg6 29. Nd2 h5 $17 {Komodo13- continuing with
the K side strategy}) 28. Ba3 Qe8 29. Rxc8 Rxc8 30. Rb1 Ng7 31. Kf2 Kf7 32. Nd2
h5 33. Bf1 h4 34. Bd3 (34. Be2 Qh8 35. Rg1 Ne8 $17 {Komodo13}) 34... h3 {
going for the draw} (34... hxg3+ 35. hxg3 Qh8 $19 {Komodo13} 36. Nf1 Qh1 37.
Rc1 Rxc1 38. Bxc1 Nh5 39. Qc2 Nxg3 40. Nxg3 Qf3+ 41. Ke1 Qxg3+ $19) 35. Rb2 Be7
36. Bxe7 Qxe7 37. Nb1 Ne8 {(draw?)} (37... Rc1) (37... Ne8 38. Nc3 $14) 1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.11"]
[Round "1.10"]
[White "May, Adam J"]
[Black "Sipho, Donovan"]
[Result "1-0"]
[ECO "A23"]
[WhiteElo "1924"]
[BlackElo "1659"]
[Annotator "kemen"]
[PlyCount "77"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,18,27,-12,-12,-51,-29,-29,-29,-29,7,7,5,5,20,20,20,25,29,33,37]} 1. c4
e5 2. g3 Nf6 3. Bg2 Bc5 (3... d5 {main}) 4. Nc3 c6 (4... O-O) 5. e3 d5 (5...
O-O) 6. cxd5 cxd5 7. d4 exd4 8. exd4 Be7 (8... Bb4) (8... Bb6 {main lines, but
Wh scores well against both, as well as against the text}) 9. Nge2 O-O 10. O-O
Be6 11. Bg5 (11. Nf4 {Cloud Engines} Bb4 12. Qb3 Nc6 13. Be3 Bxc3 14. Nxe6 fxe6
15. Qxc3 Ne4 16. Qd3 Ng5 17. f4 Nf7 18. f5 {Bofill Mas-Rius, Banyoles op 2000,
1-0}) 11... Nbd7 (11... Nc6 {transposes,2.5-1.5}) 12. Nf4 Nb6 13. Nxe6 fxe6 14.
Qe2 $18 Qd6 15. Rae1 h6 16. Bf4 Qc6 17. Qxe6+ Qxe6 18. Rxe6 Kf7 19. Re2 Rfe8
20. Nb5 Bb4 21. Rxe8 Nxe8 22. a3 Be7 23. Re1 (23. Rc1) 23... a6 24. Nc3 Rd8 25.
h4 Bf6 26. Rd1 g5 27. hxg5 hxg5 28. Be5 Rd7 29. f4 gxf4 30. gxf4 Nc7 31. Bh3
Ne6 32. b3 Nc8 33. Re1 Bxe5 34. Rxe5 (34. fxe5) 34... Rd6 35. Bxe6+ Rxe6 36.
Nxd5 Nd6 (36... Rc6 $16 {gives a bit of play}) 37. Nc3 Kf6 38. Kf2 Nf7 $2 39.
Nd5+ 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.11"]
[Round "1.11"]
[White "Morgans, Justin"]
[Black "Fathallah, Joe"]
[Result "0-1"]
[ECO "C04"]
[WhiteElo "1657"]
[BlackElo "1904"]
[Annotator "kemen"]
[PlyCount "90"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,11,80,48,-1,26,50,40,30,14,79,48,88,7]} 1. e4 e6 2. d4 d5 3. Nd2 Nc6
4. c3 e5 5. Ngf3 dxe4 (5... exd4 6. cxd4 dxe4 {main}) 6. Nxe4 (6. Nxe5 {
also played}) 6... exd4 7. Bb5 (7. cxd4 {transposes to 39 games}) (7. Nxd4 Nxd4
8. Qxd4 Qxd4 9. cxd4 Bf5 10. f3 O-O-O 11. Be3 Bb4+ 12. Kf2 Ne7 13. a3 Ba5 14.
Bc4 Nd5 15. b4 Bb6 16. Rhd1 {Harris-Fathallah, S Wales Int 2018,1-0}) 7... Bg4
(7... Qd5 8. Bxc6+ Qxc6 9. Qxd4 Qb6 10. Be3 Qxd4 11. Bxd4 Ne7 12. O-O-O Bf5 13.
Ng3 O-O-O {Marum-Medina, Isla Guitart op 1994,1/2-1/2}) (7... Bf5 8. Ng3 Qe7+
$11 {Komodo13}) 8. Qxd4 (8. O-O $16 {Komodo13}) 8... Qxd4 (8... Bxf3 9. Qxd8+
Rxd8 10. gxf3 Nge7 11. Rg1 $14 {Komodo13}) 9. Nxd4 O-O-O (9... Nge7) 10. Be3 (
10. Bxc6 bxc6 11. f3 Re8 12. Kf2 $14 {Komodo13}) 10... Nxd4 11. Bxd4 a6 12. Ba4
(12. Bc4 f6 13. f3 Bf5 14. O-O-O $14 {Komodo13}) 12... Nh6 13. f3 Bd7 14. Bxd7+
Rxd7 15. O-O (15. O-O-O) 15... Nf5 16. Bf2 Be7 17. Rfd1 Rhd8 18. Rxd7 Rxd7 19.
Kf1 $11 b6 20. Ke2 Kb7 21. g3 c5 22. Rd1 Rxd1 23. Kxd1 c4 24. Ke2 (24. b3 $11)
24... Kc6 25. g4 Nh4 (25... Nd6) 26. Bd4 $11 (26. Bxh4 $11) 26... f6 27. Ng3 g6
28. h3 b5 29. Ne4 (29. Kf2 Kd5 30. Ne4 {Komodo13- prevents N entry}) 29... f5
30. Bf6 $2 (30. Nf6 Ng2 31. Nxh7 Nf4+ 32. Kf2 Nxh3+ 33. Kg3 Ng5 34. Nxg5 Bxg5
35. f4 Be7 36. gxf5 gxf5 37. Kf3 $11 {Komodo13}) 30... Nxf3 $19 (30... fxe4 31.
Bxe7 Nxf3 $19 {preferred by Komodo13; one more on the board for security}) 31.
gxf5 gxf5 32. Bxe7 fxe4 33. h4 Kd5 34. h5 Ne5 35. Bg5 (35. Ke3) 35... Nd3 36.
b3 cxb3 37. axb3 Nc5 38. b4 Na4 39. Bf6 Kc4 40. Ke3 Nxc3 41. Bxc3 Kxc3 42. Kxe4
Kxb4 43. Kf5 a5 44. Kf6 a4 45. Kg7 a3 {Wh needs that B} 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.11"]
[Round "1.12"]
[White "Jukes, Sam"]
[Black "Cheung, Ryan"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1897"]
[BlackElo "1642"]
[Annotator "kemen"]
[PlyCount "90"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,18,80,48,31,26,42,8,17,-1,-1,9,11,-41,-4,-7,-2,-2,6,-1,-9]} 1. e4 e5 {
(draw?)} 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 (5... a6) 6. Bb3 Bb6 7. O-O
O-O 8. Nbd2 Qe7 (8... Ne7 9. Nc4 Ng6 {main}) (8... a6 9. Nc4 Ba7 10. Be3 b5 11.
Ncd2 Na5 12. Bc2 c5 {Jukes-Varney, 4NCL op, Coventry 2017,0-1}) 9. Nc4 Be6 10.
Be3 $146 (10. Bg5) (10. a4) (10. Nxb6) 10... Bxe3 (10... Bxc4 11. Bxc4 Bxe3 12.
fxe3 $11 {Stockfish10}) 11. Nxe3 Bxb3 12. Qxb3 Nd8 (12... Qd7 $14) 13. a4 c6
14. Nf5 Qc7 15. Rfe1 Ne6 16. g3 (16. d4) (16. a5) 16... Rfe8 17. Qc4 (17. Qc2)
17... Rad8 (17... g6 18. Ne3 Nc5 19. Rad1 a5 $15 {Stockfish10}) 18. b4 g6 19.
Ne3 d5 20. exd5 cxd5 21. Qh4 {the Q could be in some danger herself here,
rather than the Bl K (also offside if Bl opens up the centre} (21. Qxc7 Nxc7
22. Kg2 $11 {Stockfish10}) 21... Kg7 $17 (21... Qe7 22. Nxe5 d4 23. N3g4 Nxg4
24. Nxg4 Qxh4 25. gxh4 Kg7 26. c4 Nf4 $17 {Stockfish10}) 22. Rac1 e4 (22... Qd6
) 23. dxe4 dxe4 24. Ng5 (24. Nd4 h6 25. Nxe6+ Rxe6 $15 {Stockfish10}) 24...
Nxg5 25. Qxg5 Re5 $17 26. Qf4 (26. Qh4 Rd3 27. c4 Qe7 $17 {Stockfish10}) 26...
g5 $19 27. Nf5+ {to save the Q} Kg6 28. Nh4+ gxh4 29. f3 Qb6+ (29... hxg3 30.
hxg3 Nh5 31. Qh4 Qb6+ 32. Kf1 Rd3 $19 {Stockfish10 going 152 up while working
out the mate.}) 30. Kh1 Rf5 31. Qxh4 exf3 32. g4 Rg5 (32... Rf4 {Stockfish10})
33. h3 f2 (33... Rd2) 34. Rf1 Qc6+ (34... Qe3) 35. Kh2 Qd6+ (35... Ne4) 36. Qg3
Qxg3+ (36... Ne4) 37. Kxg3 Rd3+ 38. Kg2 (38. Kxf2 Rxh3) 38... Ne4 39. c4 h5 (
39... Rg3+ 40. Kh2 h5) 40. Rxf2 Nxf2 (40... hxg4) 41. Kxf2 hxg4 42. hxg4 Rxg4
43. b5 Rdd4 44. c5 Rxa4 45. c6 bxc6 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.11"]
[Round "1.13"]
[White "Chung, Joel"]
[Black "Phillips, William"]
[Result "1-0"]
[ECO "C38"]
[WhiteElo "1463"]
[BlackElo "1893"]
[Annotator "kemen"]
[PlyCount "125"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. e4 e5 2. f4 exf4 3. Nf3 g5 4. Bc4 (4. h4 {equal billing}) 4... Bg7 (4... g4
5. O-O {still quite popular}) 5. d4 d6 6. h4 (6. O-O {main}) 6... h6 7. c3 Nc6
8. Na3 {lesser played, 1 Wh win, 1 draw, 8 Bl wins} (8. O-O Qe7 {main}) 8...
Qe7 9. Qe2 Bg4 10. Bd2 O-O-O (10... Nf6 11. Bd3 Nh5 12. Qf2 Ng3 13. O-O-O {
Lasker-Wilcox, USA sim tour 1893,1/2-1/2}) 11. O-O-O Nf6 12. d5 (12. Bd3 Nh5 (
12... d5 13. exd5 Qxe2 14. Bxe2 Nxd5 15. Nc2 Nf6 16. Bd3 Bxf3 17. gxf3 Nh5 $11
{Castillo Garcia-Herrero Sabartes, Catalunya ch tm 2008,0-1}) 13. Qf2 Bd7 (
13... Kb8 $19) (13... Ng3 $19) 14. hxg5 hxg5 15. Rde1 (15. d5 Nb8 16. Qxa7 $18)
15... Kb8 16. Nc4 g4 17. Ng1 f3 18. gxf3 Nf4 19. Bxf4 Rxh1 $19 {Dull-De Haro,
Florianopolis ch 2014,0-1}) 12... Ne5 $19 13. Bb3 a6 14. Rde1 Nh5 15. Kc2 (15.
Bc2) 15... Ng3 16. Qf2 Nxh1 (16... Kb8) 17. Rxh1 c5 {weakens the Bl K defences
a little} (17... Kb8 18. Nxe5 Qxe5 19. Re1 f5 $19 {Stockfish10}) (17... Nd7 18.
Re1 f5 $19 {Stockfish10}) 18. dxc6 Nxc6 19. Bd5 Qc7 (19... f5) 20. hxg5 (20.
Kb1) 20... Nb4+ 21. Kb1 Nxd5 22. exd5 Bxf3 (22... hxg5 {Stockfish10}) 23. Qxf3
hxg5 24. Rxh8 Rxh8 25. Qg4+ Qd7 26. Qxg5 Be5 $19 {still an exchange up} 27. Nc4
Qd8 (27... f6 $1 {Stockfish10} 28. Qg6 (28. Nb6+ Kc7 29. Nxd7 fxg5 30. Nxe5
dxe5 $19) 28... Qh7 29. Qxh7 Rxh7 $19) (27... Qe8 {is also better than the
text, which sheds too many pawns}) 28. Qf5+ $11 (28. Bxf4 Bxf4 29. Qxf4) 28...
Kb8 29. Nxe5 dxe5 30. Qxe5+ Ka8 31. Bxf4 $11 {2 pawns for the exchange} Qg8 (
31... Re8) 32. a3 Qe8 (32... Qg6+ 33. Ka2 Rd8 {stopping the passed pawn is a
priority}) 33. Qf5 (33. Qd4 $16) 33... Rh1+ (33... Qe2 {Stockfish10} 34. Bc1
Qxg2 $17 35. d6 Qe2 36. Qxf7 Qd3+ 37. Ka2 Qxd6) 34. Ka2 Rh8 (34... Rf1 $11) 35.
Qd3 $16 Rg8 36. Qd2 Qe4 37. g3 Rd8 38. d6 Qc4+ 39. b3 Qe6 (39... Qe4) 40. a4
Re8 41. Ka3 (41. Kb2) 41... Rd8 (41... Qe1 $11) 42. Qd4 Rd7 43. Qc5 $18 (43. c4
$18) 43... Kb8 44. Be3 b6 (44... b5 45. a5 (45. Qb6+ Rb7 $11) 45... Rb7 46. Bf4
Qd7 47. Qd5 $18 {Stockfish10}) 45. Qxb6+ Rb7 46. Qd8+ Qc8 47. Qxc8+ (47. Qf6 {
even stronger}) 47... Kxc8 48. Bf4 Kd7 49. b4 Rb8 50. Kb3 Re8 51. Kc4 Kc8 52.
b5 (52. Kd5 Kd7 53. c4) 52... axb5+ 53. axb5 Kd7 54. Kd5 Re1 55. Kc5 Rh1 56. c4
Rh5+ 57. Kb6 Rh8 58. c5 Rb8+ 59. Ka5 Ra8+ 60. Kb4 f5 61. c6+ Kd8 62. Kc5 Ra1
63. Kb6 (63. Bg5+ Ke8 64. d7+ Kf7 65. d8=Q) 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "2.1"]
[White "Kosuzek, Daniel"]
[Black "Jones, Ian Robert"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2338"]
[BlackElo "1975"]
[Annotator "kemen"]
[PlyCount "76"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,10,24,34,76,47,80,72,83,43,81,72,105]} 1. d4 d6 2. Nf3 Nc6 (2... Nf6 {
main}) 3. e4 Nf6 4. d5 (4. Nc3) 4... Nb8 5. Bd3 (5. Nc3) 5... c6 (5... g6 {
eg Kasimdzhanov-Carlsen, IoMan 2017,1/2-1/2}) 6. O-O g6 7. h3 Bg7 8. c4 O-O 9.
Nc3 Nbd7 (9... a6 {4 Wh wins, 4 draws,3 Bl wins}) 10. Re1 Ne5 (10... Nc5 {
Cloud Engines; 0-3 eg Nisipeanu-Iordachescu, King's Blitz, Bucharest 2018,0-1})
11. Nxe5 dxe5 12. dxc6 (12. Be3 $16 {Komodo13}) 12... bxc6 13. Be3 Be6 (13...
Nh5 $14 {Komodo13}) 14. Qc2 Nh5 15. Bf1 Qc7 16. Na4 Nf4 17. Nc5 Rfd8 18. g3 (
18. b4 $16) 18... Nxh3+ (18... Bxh3 $11 {Stockfish140919 & Komodo13} 19. Bxh3 (
19. gxf4 Bxf1 20. Kxf1 exf4 21. Bc1 Qd6 22. Nb3 $11) 19... Nxh3+ 20. Kh2 Nf4
$11 21. gxf4 exf4 $19) 19. Kh2 Nf4 20. gxf4 exf4 21. Nxe6 fxe6 22. Bd2 f3+ 23.
e5 Bxe5+ 24. Kg1 (24. Kh1 $18) 24... Bd4 $11 25. Be3 Qe5 26. Bh3 Qh5 $2 (26...
Rd6 27. Bxd4 {other moves seem to lead to a small Bl advantage} (27. Bg4 Bxe3
28. Rxe3 Qg5 29. Qe4 h5 30. c5 Rd5 31. Qxe6+ Kg7 32. Qxe7+ Kh6 33. Qxg5+ Rxg5
34. Rxf3 Rxg4+ 35. Kf1 Rc4 $15 {Komodo13}) 27... Qg5+ 28. Kh2 Qf4+ 29. Kh1 Qh6
30. Kh2 Qf4+ $11 {Komodo13}) 27. Bxe6+ $18 Kf8 28. Qe4 Be5 (28... Bxb2 $5) 29.
Qxe5 (29. Bf4 {also}) 29... Qxe5 30. Bh6+ Qg7 31. Bxg7+ Kxg7 32. Rad1 $18 h5
33. Bd7 Rab8 34. Rxe7+ (34. b3) 34... Kf6 35. Re3 (35. Re6+ Kf7 36. Rxc6) 35...
Rxb2 36. Rxf3+ Ke7 37. Re3+ Kf8 38. Rd6 (38. Re6) 38... Kf7 {(time?)} 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "2.2"]
[White "Fathallah, Joe"]
[Black "Toczek, Grzegorz"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1904"]
[BlackElo "2259"]
[Annotator "kemen"]
[PlyCount "80"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. b3 c5 2. Bb2 Nc6 3. e3 d5 4. f4 (4. Bb5 {main}) 4... Nf6 5. Nf3 g6 (5... e6
{main}) 6. Bb5 Bg7 7. O-O O-O 8. Bxc6 bxc6 9. d3 c4 $146 {second choice
Komodo13} (9... Qb6) (9... a5 {main lines}) (9... d4 $17 {Komodo13; 2 draws,3
Bl wins eg Karjakin-Bologan, Bejing Sportaccord blind rapid 2012,0-1}) 10. bxc4
(10. Nc3) 10... Qb6 11. Bd4 c5 12. Be5 dxc4 13. Nbd2 cxd3 14. cxd3 Qa6 (14...
Ba6) 15. Nc4 Rd8 16. Qc2 Bd7 17. a4 Bf8 (17... Be6 18. Rac1 Bh6 $15 {Komodo13})
18. Bxf6 (18. e4 $11) 18... exf6 19. a5 Bf5 (19... Be6 $17) 20. e4 Be6 21. Rfd1
Bh6 22. g3 Rd7 (22... Rab8 $17) 23. Ne3 Rc8 24. Qc3 Rcd8 25. Ra3 Rd4 (25... Bf8
$17 {Komodo13}) 26. Nd5 R4xd5 27. exd5 Bxd5 $19 28. d4 c4 (28... Bf8 29. dxc5
Qb5 $19 {Komodo13}) 29. Kf2 Rb8 30. Nd2 Qe6 31. Rg1 Qh3 32. Nf1 Bf8 33. g4 Qh6
34. g5 fxg5 (34... Qh4+ 35. Rg3 Rb1 {even stronger- Komodo13}) 35. fxg5 (35.
Rxg5 $5) 35... Qh4+ 36. Rg3 Bxa3 (36... Rb1 $1 37. Ra1 Bb4 $19 {Komodo13}) 37.
Qxa3 Qxd4+ (37... Rb3) 38. Re3 Rb2+ 39. Kg3 Rg2+ 40. Kh3 Qg4# 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "2.3"]
[White "Thompson, Ian D"]
[Black "May, Adam J"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2120"]
[BlackElo "1924"]
[Annotator "kemen"]
[PlyCount "81"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,27,23,-14,-7,0,-5,-5,0,-15,-21,3,1,-31,-6,6,20,28,32,27,50,38,38,28,
31,6,4,-3,15,0]} 1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Be7
7. e3 Nbd7 8. Bd3 h6 9. Bh4 Nh5 10. Bxe7 Qxe7 11. Nge2 (11. O-O-O) 11... Nb6
12. O-O-O (12. O-O) 12... Bd7 13. Kb1 O-O-O 14. h3 (14. Na4) (14. Nc1) 14...
Kb8 15. Rhe1 Rhe8 16. Nc1 (16. g4 Nf6 17. Ng3 g6 18. f3 c5 {
Aliyev-Sevdimaliyev, Jafarov memorial, Baku 2019,1/2-1/2}) 16... Bc8 17. Nb3 g6
18. Ka1 Ng7 19. g4 Ne6 20. f3 c5 (20... Qc7 $11 {Komodo13}) 21. Qh2+ Ka8 22.
dxc5 Nxc5 23. Nxc5 Qxc5 24. e4 (24. Rc1 $16 {Komodo13}) 24... d4 (24... dxe4
$11 25. Bxe4 Be6) 25. Nb5 $18 {Komodo13} Re7 (25... Re5 26. Rc1 Qe7 27. f4 Rc5
28. Rxc5 Qxc5 29. Qd2 Bd7 30. Rc1 Qe7 31. Nxa7 $18 {Komodo13}) 26. Rc1 Qe5 27.
Qd2 (27. f4 Qb8 28. Qd2 $18) 27... Bd7 28. f4 Qf6 29. e5 (29. Nxa7 $1 $18 {
Komodo13}) 29... Qh4 30. Nxa7 Kxa7 31. Qa5+ Kb8 32. Qxb6 Re6 (32... Rc8 $5) 33.
Qc7+ Ka8 34. g5 (34. Be4) 34... Ree8 35. Be4 Bc8 36. Qa5+ (36. Red1) 36... Kb8
37. Rc4 Rd7 38. Ra4 Qxf4 (38... Qxe1+ {Komodo13}) 39. Qa8+ Kc7 40. Rc4+ Kb6 41.
Rec1 (41. Rb4+ Kc7 42. Bxb7 {mates- Komodo13}) 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "2.4"]
[White "Musson, Adam J"]
[Black "Chung, Joel"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2017"]
[BlackElo "1463"]
[Annotator "kemen"]
[PlyCount "63"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,16,13,15,25,-1,33,33,33,38,37,37,37,40,33,32,42,42,73]} 1. Nf3 Nf6 2.
c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 c5 (6... e5) (6... Nbd7 {main lines}
) 7. d5 (7. O-O) 7... Nbd7 (7... e6 {gives Bl a bit more space in this Modern
Benoni}) (7... e5 {Czech Benoni}) 8. h3 Nb6 {the N is a bit of an obstruction
here} (8... a6 9. O-O Ne8 10. Be3 Nc7 {another Bl plan}) 9. a4 {2 games} (9.
O-O {98 games}) 9... a5 $146 10. O-O Nfd7 {Fritz12} 11. Be3 $16 Ne5 12. Nxe5 (
12. Nd2 $16) 12... Bxe5 13. f4 Bg7 14. Qd2 f5 15. exf5 Bxf5 16. b3 e5 (16... h5
17. Rae1 $18) 17. dxe6 Bxe6 18. Rad1 $18 {the N on b6 is still displaced, &
the centre pawns are under fire} Bxc3 19. Qxc3 Qe7 20. Bf3 Rfd8 21. Bc1 (21.
Rfe1) (21. f5 {both Komodo13}) 21... Qc7 (21... Qg7 {looks virtually forced})
22. Bb2 Kf8 23. f5 $1 {quickest- Komodo13} (23. Qh8+ {alternative}) 23... gxf5
24. Qh8+ (24. Bh5 $1) 24... Bg8 25. Be4 (25. Bh5) 25... Rd7 26. Rxf5+ (26. Bxf5
Rf7 27. Bg4 (27. Be6)) 26... Rf7 27. Rxf7+ (27. Qg7+ $1 Ke7 28. Rxf7+ Bxf7 29.
Bf5) 27... Qxf7 28. Rf1 Ke7 29. Rxf7+ Bxf7 30. Qf6+ Ke8 31. Bxb7 Nd7 {the N
returns, but it is far too late} 32. Qh8+ (32. Qxd6) 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "2.5"]
[White "Cheung, Ryan"]
[Black "Young, Alan"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "1642"]
[BlackElo "2015"]
[Annotator "kemen"]
[PlyCount "97"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Bd2 Bd6 (5... Be7) 6. Nc3 (6. Bg2)
6... c6 7. b3 (7. Qc2) (7. Bg2 {main lines}) 7... Nbd7 8. Qc2 O-O 9. Bg2 Qe7 (
9... b6 {2-0}) (9... dxc4 10. bxc4 e5 11. Rd1 $11 {Cloud Engines} (11. dxe5
Nxe5 12. Nxe5 Bxe5 13. O-O $11 {Naumann-Bruzon Batista, Wld ch blitz, Berlin
2015,1-0})) 10. O-O Rd8 $146 (10... b6) (10... Re8) (10... dxc4) 11. e4 $16
Nxe4 12. Nxe4 dxe4 13. Qxe4 Nf6 14. Qe2 Bd7 {if this is the best that Bl has ,
then the opening has been played too passively} 15. Ne5 Be8 16. Ba5 Bc7 17.
Bxc7 Qxc7 18. Rfd1 (18. Rad1) 18... Nd7 19. Ng4 {Komodo13} (19. f4 f6 20. Nd3
Bf7 $14) 19... Nf8 20. h4 (20. Rd2 Ng6 21. Re1 $16 {Komodo13}) 20... f6 21. c5
(21. Rd2 {Komodo13}) (21. d5 {Deep Fritz14}) 21... Bf7 22. Ne3 e5 23. Nf5 (23.
d5 $11 {both Engines}) 23... exd4 24. Nd6 (24. Nxd4 $11) 24... Bd5 (24... Rxd6
25. cxd6 Qxd6 26. Rd2 Ne6 $11 {Komodo13}) 25. Rxd4 $18 Bxg2 26. Kxg2 Rd7 27.
Re1 b6 28. b4 h6 29. Re4 bxc5 30. bxc5 Kh7 (30... Rxd6 {is too late now, as
the position has opened up to favour R entry}) 31. h5 (31. Qc2) 31... Qa5 32.
Qc2 Kh8 33. Qc4 Kh7 34. Re7 (34. Re8 {even stronger- both Engines}) 34... Qd2
35. Qe4+ Kh8 (35... Kg8 36. Qxc6) 36. Nf7+ (36. Qg4 Qd5+ 37. Kh2 Qg8 (37...
Rxe7 38. Rxe7 Qg8 39. Nf7+ Kh7 (39... Qxf7) 40. Qf5+ g6 41. Ng5+ Kh8 42. Qxf6+
Qg7 43. Qxg7#) 38. Rxd7 Nxd7 39. Qxd7 {Komodo13}) 36... Kg8 37. Rxd7 {not the
best, Wh is giving Bl breakout chances} (37. Qg4) (37. Qxc6) 37... Qxd7 (37...
Nxd7 $1 38. Nd6 Nxc5 39. Qxc6 Rd8 40. Re8+ Rxe8 41. Qxe8+ Kh7 42. Qg6+ Kh8 43.
Nf5 Qd7 $11 {Komodo13}) 38. Nd6 $18 {the Wh pieces are back in control} Rb8 39.
Qc4+ Kh8 40. Re4 (40. Re3 f5 41. Qe2 $18 {Komodo13}) 40... a5 (40... f5 41. Re5
f4 $5) 41. Qe2 Rb4 42. Re7 Qg4 43. Qxg4 Rxg4 44. f4 f5 45. Nxf5 g6 46. hxg6
Nxg6 (46... Rxg6 {a little better} 47. Re8 Rf6 48. Nd6 $18) 47. Re8+ Kh7 48.
Kf3 h5 49. Ne3 (49. Re6) (49. Ne3 Nh4+ 50. Kf2 Rg7 51. gxh4 Rc7 52. Kf3 {
and Bl will not last long}) 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "2.6"]
[White "Brown, Geoffrey M"]
[Black "Graham, David B"]
[Result "1-0"]
[ECO "A02"]
[WhiteElo "1861"]
[BlackElo "2162"]
[Annotator "kemen"]
[PlyCount "81"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,10,31,-7,36,6,22,-12,8,13,51,-34,-12]} 1. f4 c5 2. Nf3 Nc6 3. e3 g6 4.
d4 Bg7 5. c3 d6 (5... cxd4 6. exd4 d5 {main, 60 % for Bl}) 6. d5 Na5 $146 {
Stockfish8} (6... Nb8 {0.5-1.5}) 7. Bb5+ Bd7 8. Qa4 b6 9. Nbd2 Nf6 10. e4 O-O
11. Bxd7 Nxd7 (11... Qxd7 12. Qxd7 Nxd7 $15) 12. O-O Rb8 (12... a6) 13. Nb3
Nxb3 14. axb3 Rb7 15. Qb5 Nb8 16. Qd3 Qc7 17. h4 (17. e5 dxe5 18. fxe5 $16 {
Komodo13} Bxe5 19. Nxe5 Qxe5 20. Bf4 Qf5 21. Qf3 Rc8 22. g4 Qf6 23. Qe4 Qg7 24.
Qe3 g5 25. Bxg5 $18 (25. Be5 $18)) 17... b5 18. h5 Nd7 19. hxg6 hxg6 20. Ng5
$16 Bh6 21. Qg3 (21. f5 $18 {Komodo13} Bxg5 (21... Ne5 22. Qh3 Bxg5 23. Bxg5 f6
24. fxg6 Nxg6 25. Qh5 Ne5 26. Bh6 $18) 22. Bxg5 f6 23. Bh6 $18) 21... Kg7 22.
Bd2 (22. f5 $18 {Komodo13}) 22... Bxg5 23. Qxg5 $11 (23. fxg5 $16) 23... Rh8 (
23... Qd8 24. c4 Rh8 25. Bc3+ f6 26. cxb5 Qb6 27. f5 Rh6 28. Qe3 Ne5 29. Bxe5
dxe5 30. Rf3 Qxb5 $11 {Komodo13}) 24. Qxe7 (24. f5) 24... Qb6 25. Qg5 (25. c4
$1 {Komodo13} Nf6 26. Qxf6+ Kxf6 27. Bc3+ Ke7 28. Ba5 {trapping the Q in return
} Ra8 29. Bxb6 Rxb6 30. Rfb1 a5 31. e5 $14) 25... c4+ 26. Rf2 Nf6 $11 (26...
Nc5 27. Be3 Nxe4 $11 {Komodo13}) 27. Re1 Re7 (27... Rh1+ 28. Kxh1 Qxf2 29. f5
Re7 $11 {Komodo13}) 28. Be3 Rxe4 29. Bxb6 Rxe1+ 30. Rf1 Rh1+ $2 (30... Rxf1+
31. Kxf1 axb6 32. Kg1 Re8 $14) 31. Kxh1 Rxf1+ 32. Bg1 $18 Ne4 33. Qe7 (33. Qh4)
33... Rxf4 34. Bd4+ Kh6 35. Kh2 (35. Be3 $1) 35... Kh5 36. g3 (36. Be3 Rh4+ 37.
Kg1 Rg4 38. Qf8 Rg3 39. Qh6+ Kg4 40. Qf4+ Kh5 41. Qxe4 $18 {Komodo13}) 36...
Rg4 37. Qxf7 Nxg3 38. Be3 Kh4 39. Qf6+ (39. Qe7+ g5 40. Bf2 {mating soon-
Komodo13}) 39... g5 40. Qh6+ Nh5 41. Bf2+ 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "2.7"]
[White "Makkar, Rajat"]
[Black "Turner, Joseph David"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2135"]
[BlackElo "1842"]
[Annotator "kemen"]
[PlyCount "85"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,19,31,31,31,-13,51,14,9,19,12,14,26,21,26,17,8,-48,-27,6,54,54]} 1. d4
Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. O-O Bf5 8. Ne1 (8. d5
Na5 9. Nd4 {main}) 8... Qd7 9. e4 (9. d5 Na5 10. e4 Bh3) 9... Bg4 (9... Bh3 {
main}) 10. f3 Bh3 11. d5 Ne5 (11... Na5) 12. Qe2 (12. b3) 12... h5 13. Bxh3
Qxh3 14. f4 Neg4 15. Nf3 $16 Nh6 16. Bd2 c6 17. a4 Nd7 18. a5 Nc5 19. Ra3 (19.
f5 $1 Nb3 (19... gxf5 20. Bxh6 Bxh6 21. Nh4 Qg4 22. Nxf5 Qxe2 23. Nxh6+ Kh7 24.
Nxe2 Kxh6 25. Nd4 $16) 20. Bxh6 Bxh6 21. Nd1 Bg7 (21... Nxa1 22. Nf2 Qxf1+ $18)
22. a6 b6 23. dxc6 Nd4 24. Nxd4 Bxd4+ 25. Nf2 g5 26. f6 Qe6 27. fxe7 Qxe7 28.
Rad1 $18 {Komodo13}) 19... Rae8 20. b4 (20. Nd1 Qd7 21. f5 $16 {Komodo13})
20... Nd7 21. a6 $18 cxd5 22. cxd5 (22. axb7 dxc4 23. Qxc4 Nb6 24. Qe2 d5 25.
Rxa7 $18 {Komodo13}) 22... b6 (22... bxa6 23. Rxa6 h4 $5) 23. Nb5 $18 f5 24. e5
(24. Ng5 Qg4 25. Qxg4 Nxg4 26. Nxa7 $18 {Komodo13}) 24... dxe5 25. fxe5 (25.
Ng5 Qg4 26. Qg2 h4 27. h3 Qh5 28. Ne6 Kh7 29. Nxa7 $18 {Komodo13}) 25... Ra8
26. Rc3 Qg4 27. Rc4 f4 28. Bxf4 Rac8 29. Re4 (29. Rxc8 Rxc8 30. Nxa7) 29... Nf5
30. Qg2 h4 31. h3 Qh5 32. g4 Qh7 33. Ng5 Qh8 34. gxf5 (34. d6 $1) (34. Qa2 $1)
34... gxf5 35. Re2 Rc4 36. Ne6 (36. d6) 36... Rf7 37. Nxa7 Rxb4 38. Nc6 Qh5 39.
a7 Ra4 40. Ra2 Rxa2 41. Qxa2 Nxe5 42. a8=Q+ Kh7 43. Nxe5 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "2.8"]
[White "Haigh, Tony"]
[Black "Garcia, Jason"]
[Result "0-1"]
[ECO "A65"]
[WhiteElo "1761"]
[BlackElo "2050"]
[Annotator "kemen"]
[PlyCount "64"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,18,37,32,20,-11,25,-21,-6,3,25,33,34,41,97,79,106,61,65,35,35]} 1. d4
Nf6 2. Bg5 e6 3. c4 (3. e4 h6 4. Bxf6 Qxf6 5. Nc3 {main}) 3... c5 4. d5 exd5 5.
cxd5 d6 6. Nc3 g6 7. e4 Bg7 {and the Trompovsky has turned into a Modern
Benoni.} 8. Bb5+ (8. Nf3 {main}) 8... Bd7 9. Bxd7+ Nbxd7 10. Nge2 (10. Nf3 {
main}) 10... a6 (10... Qa5 11. O-O b5 12. Ng3 O-O 13. Bf4 b4 14. Nce2 Qb6 15.
Rc1 Ne8 16. b3 Nc7 17. Re1 Rfe8 18. Qc2 Nf6 {V Reid-Schweizer, Gibraltar
Masters 2011,0-1}) 11. a4 (11. O-O b5 12. f3 O-O 13. Qc1 Ne5 {Roydov-Stankov,
BUL ch sf 2012,0-1}) 11... O-O 12. O-O Re8 (12... Qc7 13. Qc2 Rab8 14. h3 Rfe8
15. f4 b5 16. axb5 axb5 17. Ng3 c4 18. Ra6 Nc5 19. Rc6 Qa7 20. Bxf6 Bxf6 21.
Kh2 Red8 22. e5 {Skvortsov-Nugaev, Chigorin mem 2006,1-0}) 13. Qc2 (13. f3 $11
{Komodo13}) 13... Rc8 $15 14. Rab1 Qa5 15. Bf4 Ne5 16. h3 b5 17. axb5 axb5 18.
Ng3 Nfd7 19. f3 c4 (19... b4 20. Nd1 c4 $17 {Komodo13}) 20. Be3 Nc5 21. f4 (21.
Ra1 Qb6 22. Nh1 Qb7 23. Nf2 b4 $17 {Komodo13}) 21... Ned3 $19 22. f5 {
conceding more bl squares} (22. e5 $5) 22... Be5 23. fxg6 fxg6 24. Nge2 Nb3 (
24... b4 $19 {is the move Komodo13 has been angling for a while}) 25. Nf4 (25.
g3) 25... Nxb2 (25... Bxf4 26. Rxf4 (26. Bxf4 b4 27. Nd1 Rxe4) 26... Nxf4 27.
Bxf4 b4 28. Ne2 Na1 29. Qd1 Rxe4 $19 {Komodo13}) 26. Qxb2 Bxc3 (26... Qxc3 $19
{Komodo13 & Fritz13 SE}) 27. Qf2 Rf8 $17 28. Qg3 Be5 29. Qg4 Bxf4 (29... Qc3
$19 {Komodo13}) 30. Qe6+ $18 Kh8 31. Rxf4 Qc3 (31... Rce8 {is considered a
save by Fritz13 SE; Komodo13 has other ideas} 32. Rxf8+ Rxf8 33. Qxd6 Qd8 34.
Qe5+ Qf6 35. Qxf6+ Rxf6 36. e5 $18) 32. Qxd6 $2 (32. Rxf8+ Rxf8 33. Bh6 $18 {
Komodo13}) 32... Qxe3+ $19 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "2.9"]
[White "Denham-Kennedy, Colin"]
[Black "McCarthy, Maurice"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1656"]
[BlackElo "1980"]
[Annotator "kemen"]
[PlyCount "48"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,14,39,30,28,28,27,9,13,2,8,-12,-6,-5,-5,-9,-2]} 1. Nf3 d5 2. d4 Nf6 3.
e3 g6 {breaks the power of the Colle B} 4. Nbd2 Bg7 5. c4 O-O 6. cxd5 Nxd5 7.
Bc4 {now it's a kind of Gruenfeld} Nc6 $146 (7... Nb6 {main}) 8. a3 e5 $15 {
Bl is better developed already} 9. dxe5 Nb6 10. Ba2 Nxe5 (10... Qd3 {Cloud
Engines}) 11. Nxe5 Bxe5 12. O-O Qf6 {this gives Wh tactical chances} (12... Re8
) (12... Bg7) 13. Rb1 (13. f4 {Komodo13} Bxb2 14. Ne4 Qe7 (14... Qg7 15. Bxb2
Qxb2 16. Rf2 Qg7 17. Rc1 Bd7 (17... c6 18. Nc5 $14 {now Bl is having some
problems with development}) 18. Rxc7 Rae8 19. Nc5 Bc6 20. Ne6 Rxe6 21. Bxe6 Qf6
22. Bb3 Na8 23. Rxc6 Qxc6 24. Rc2 $14 {Komodo13}) 15. Bxb2 Qxe4 16. Bd4 Nd5 17.
Qb3 c6 18. Rac1 $16 {Komodo13}) 13... Rd8 (13... Qe7 $11 {safest}) 14. f4 Bd6
15. Ne4 Qe7 16. Nxd6 (16. Ng5 $14 {Komodo13, gives Wh good chances; with 2
raking Bs & Bl playing 2 Q side pieces down} Rf8 (16... Bxf4 17. Qb3 Bxg5 18.
Rxf7 Qe4 19. Re7+ Qc4 20. Qxc4+ Nxc4 21. Bxc4+ Kh8 22. b4 Bf6 23. Bb2 Bxb2 24.
Rxb2 $16) 17. b4 h6 18. Qd3 Kg7 19. e4 hxg5 20. Bb2+ Kh7 (20... f6 21. e5 gxf4
22. exd6 Qxd6 23. Qf3 Bd7 24. Rbd1 Bc6 25. Qg4 $16)) 16... Rxd6 $17 {Bl can
now develop freely & target e3} 17. Qf3 Bf5 18. Ra1 Be4 (18... Bd3 19. Re1 Be4
20. Qf2 Na4 $19 {Komodo13}) 19. Qg3 Rad8 20. b3 (20. Qg5 Qe8 21. b4 Na4 22. Qe5
Qc6 $19 {Komodo13}) 20... Qf6 $19 21. Rb1 Bxb1 (21... Rd1 {even stronger-
Komodo13}) 22. Bxb1 Qc3 (22... Rd1) (22... Qa1) 23. f5 Rd1 24. Qf2 Qxc1 {
the B never made it out} 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "2.10"]
[White "Thomas, Roy"]
[Black "Hilton, Tim"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1696"]
[BlackElo "1868"]
[Annotator "kemen"]
[PlyCount "52"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,11,16,-17,-11,-22,2,-10,-10,1,11,1,12,-26]} 1. f4 g6 2. Nf3 Bg7 3. e4
(3. e3) (3. g3) 3... d5 4. e5 Bg4 5. d4 e6 6. Bb5+ $146 {6 alternatives played}
(6. h3 {Cloud Engines}) 6... c6 7. Be2 Bxf3 8. Bxf3 c5 9. c3 (9. dxc5 {Fritz13
& Komodo13}) 9... Qb6 10. Na3 (10. dxc5 $16 {Komodo13}) 10... Nc6 11. Nc2 cxd4
12. Nxd4 Nxd4 13. cxd4 (13. Qxd4) 13... Ne7 $15 14. b3 Nf5 (14... f6 $17 {
both Engines}) 15. Bb2 h5 16. Qd3 Rc8 17. O-O Bh6 (17... O-O $15) 18. g4 $6 {
exposes the Wh K} (18. Rac1 O-O 19. g3 $11 {Komodo13}) 18... hxg4 19. Bxg4 Kd7
$17 20. Bxf5 gxf5 21. Ba3 {the Wh B has no targets} Qa5 22. Bc5 b6 (22... Rcg8+
23. Kh1 Rg4 $19 {both Engines}) 23. b4 Qa4 24. Bd6 Rc4 (24... Qc2 $19 {Komodo13
}) 25. Qh3 Qc2 26. Qa3 Rg8+ 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "2.11"]
[White "Buttell, David"]
[Black "Jukes, Sam"]
[Result "0-1"]
[ECO "E07"]
[WhiteElo "1828"]
[BlackElo "1897"]
[Annotator "kemen"]
[PlyCount "128"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,20,20,20,37,3,4,4,0,-23,10,3,4,2,13,12,13,9,13,13,12,11,14]} 1. d4 Nf6
2. c4 e6 3. Nf3 d5 4. g3 c6 5. Bg2 Nbd7 6. O-O Be7 7. Nbd2 (7. Qc2 {main}) 7...
O-O 8. b3 b6 9. Bb2 Bb7 10. Rc1 a5 (10... Rc8 {main}) 11. Qc2 (11. Ne5 {also})
11... Qb8 {Stockfish9} (11... a4 {0.5-2.5}) 12. Rfd1 a4 13. e3 (13. e4 $14 {
Stockfish9, 0.5-1.5}) (13. Ne1 $14 {Komodo13}) 13... a3 (13... c5 $11 {Komodo13
}) 14. Ba1 Rc8 15. Qb1 (15. e4) 15... c5 16. dxc5 Bxc5 17. cxd5 Bxd5 18. Qd3
Qb7 19. Nh4 (19. e4 $16 {Komodo13} Bc6 (19... Bxe4 20. Nxe4 Qxe4 21. Qf1 Qg4 (
21... Qg6 22. Nh4) 22. Bxf6 Nxf6 23. Ne5 Qf5 24. Bxa8 Rxa8 25. Qe2 $16) (19...
Nxe4 20. Nxe4 Bxe4 21. Ng5 $18 Bxd3 22. Bxb7 Bxf2+ 23. Kxf2 Rxc1 24. Rxc1 Rb8
25. Be4) 20. Qe2 h6 21. Nd4 e5 22. Nf5 $18 {Komodo13}) 19... Bxg2 20. Nxg2 b5
$11 21. Nh4 (21. Ne1 $11) 21... h6 22. Nhf3 Be7 23. Nd4 Rxc1 24. Rxc1 Rc8 25.
Qf1 (25. Rxc8+ Qxc8 26. Qc2 $11 {Komodo13}) 25... Bb4 26. Nb1 Rxc1 27. Qxc1 Ne5
$15 28. Qc2 (28. f4) 28... Ne4 (28... Nf3+ 29. Nxf3 Qxf3 30. Nc3 Ng4 31. Qe2
Qf6 32. Qxg4 Bxc3 33. Bxc3 Qxc3 34. Qe2 Qb2 35. Kf1 g6 $15 {Komodo13- but
looks very drawish}) 29. h3 {loosens the Wh K side, which should be fatal} (29.
f4 Ng4 30. Qc6 Qxc6 31. Nxc6 Bf8 32. b4 Nxe3 33. Nxa3 $14 {Komodo13 &
Stockfish10}) 29... Be1 $19 (29... Bc5 30. Kf1 b4 $19 {Komodo13}) (29... Ng5 $1
$19 {Komodo13 & Stockfish10} 30. e4 (30. Nc6 Nxc6 31. f4 Nf3+ 32. Kf1 Ncd4 $19)
30... Nxe4 31. f4 Nxg3 32. fxe5 Qh1+ 33. Kf2 Nf5 34. Nf3 g5 35. Qc8+ Kg7 36.
Bc3 Be7 37. Nbd2 Qxh3 $19 {Komodo13}) 30. f4 Nxg3 $1 (30... Bf2+ 31. Kg2 Bxe3
32. fxe5 Bxd4 $19 33. Bxd4 Nd2+ 34. Kf2 Qf3+ 35. Ke1 Nxb1 $19 {also- Komodo13})
31. Qg2 Qc7 (31... Qc8 {prevents a backrank ch}) 32. fxe5 (32. Qa8+ Kh7 33. Qg2
g6 34. fxe5 Qc1 35. Qf3 Nf5 36. Qf1 Qxe3+ 37. Kg2 Qe4+ 38. Kg1 Qxb1 $19 {
Komodo13}) 32... Qc1 33. Qc2 Qxe3+ 34. Kg2 Nh5 $1 {Komodo13} (34... b4 $1 {
Stockfish10, also noted by Komodo13}) 35. Nxa3 (35. Nf5 {also given by
Stockfish10} Qg5+ 36. Kf1 Bb4 37. Bc3 Bxc3 38. Nxc3 exf5 $19 {Komodo13}) 35...
Nf4+ 36. Kf1 Bg3 {the least effective B move though} (36... Bb4) (36... Ba5) (
36... Bd2 $1 {cutting off the Q & forcing her loss-Komodo13 & Stockfish10}) 37.
Bc3 Nd5 (37... Nxh3 $1 38. Naxb5 (38. Kg2 Bh4 39. Ne2 Nf2 40. Ng1 Qg3+ 41. Kf1
Ng4 42. Bd4 Qf4+ 43. Kg2 Qxd4 $19) 38... Qg1+ 39. Ke2 Qf2+ 40. Kd3 (40. Kd1
Qf1+ 41. Kd2 Qe1+) 40... Qf1+ 41. Ne2 Nf4+ 42. Kc4 Nxe2 $19 {Komodo13}) 38. Qe2
Qc1+ (38... Qxc3 $19 {is simpler}) 39. Be1 Qf4+ {Bl has lost the thread, both
sides in time pressure} (39... Ne3+ $1 40. Kg1 Bxe1 41. Kh2 b4 42. Nac2 Nxc2
43. Nxc2 Bc3 $19) (39... Bxe1 40. Qxe1 Qxa3 $19 {is good enough}) 40. Nf3 (40.
Qf3 $1 {Wh misses a chance} Qxd4 41. Qxg3 Qc5 42. Nb1 Ne3+ 43. Ke2 Nf5 44. Qc3
Qd5 45. Nd2 $16) 40... Bxe1 41. Kxe1 Qc1+ 42. Kf2 Qc5+ (42... Qxa3 $1 $19 {
Komodo13}) 43. Kf1 (43. Kg3 Qxa3 44. Qxb5 Ne3 (44... g6 $17) (44... Qxa2 45.
Qe8+ Kh7 46. Qxf7 Qxb3 47. Qxe6 $11) 45. Qe2 Nf5+ 46. Kh2 Qc5 $17 {Komodo13})
43... Qxa3 44. Qxb5 Qc1+ $19 45. Ne1 Qf4+ 46. Kg1 Qg3+ (46... Qe3+ 47. Kf1
Qxh3+) 47. Ng2 Nf4 48. Qf1 Nxh3+ (48... g5) 49. Kh1 Nf2+ (49... Qxe5) 50. Kg1
Ng4 51. Qf4 Qh3 52. b4 {hoping to get some play, but Wh's K is still a problem}
g5 53. Qd4 (53. Qe4 $5) 53... Qh2+ (53... Qg3) 54. Kf1 Qh1+ 55. Qg1 Nh2+ (55...
Qh3 {Komodo13} 56. Ke2 Qg3 57. Kd1 h5 $19 (57... Qd3+ 58. Kc1 Qc4+ $19)) 56.
Kf2 Qxg1+ 57. Kxg1 Nf3+ 58. Kf2 Nxe5 59. b5 Kf8 60. a4 Nc4 {Bl has more pawns,
& Wh's Q side ones are easily stopped} (60... Ke7) 61. Ne3 Nxe3 62. b6 Ng4+ 63.
Kg1 Ne5 64. a5 Nd7 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "2.12"]
[White "Phillips, William"]
[Black "Whitehead, Mark A"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "1893"]
[BlackElo "1847"]
[Annotator "kemen"]
[PlyCount "48"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. c4 d5 (4... b6) 5. Nc3 O-O 6. e3 h6 7. Bh4
Nbd7 8. Bd3 (8. Rc1 {holds up c5 by Bl}) 8... dxc4 9. Bxc4 c5 10. O-O cxd4 11.
exd4 (11. Nxd4) 11... Nb6 {main} (11... Nd5 12. Bxe7 Nxe7 13. Rc1 Nb6 14. Bb3
Nbd5 15. Re1 b6 16. Qd3 Bb7 17. Bc2 Nf6 {Phillips-Penny, Welsh Seniors ch 2019,
0-1} (17... Nf5 $15)) 12. Bb3 Nbd5 (12... Bd7) 13. Nxd5 Nxd5 14. Bxe7 (14. Bg3
b6 15. Ne5 Bb7 {0.5-2.5}) 14... Nxe7 15. Qe2 (15. Qd3 Nd5 16. Bc2 g6 17. a3 Kg7
18. g3 b6 19. Ne5 Ne7 20. Qd2 Bb7 21. Rfe1 Nc6 (21... Nf5 $15) 22. Be4 $14 {
Kljako-Golub, Zadar op 2018,1-0}) 15... b6 16. Qe4 Ba6 (16... Rb8) 17. Rfe1 Qd6
18. Bc2 g6 19. Rad1 Bc4 20. a3 Bd5 21. Qh4 (21. Qe5) 21... Kg7 (21... Bxf3 22.
gxf3 Rac8 (22... Kg7 23. Qg3 Rad8 $17) 23. Bb3 Nf5 $17 {Komodo13}) 22. Ne5 Nf5
(22... Rac8 $15) 23. Qh3 Rac8 24. Bb1 Rc7 $15 {(draw?)} (24... Rfd8 $15)
1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "2.13"]
[White "Hare, Roy T"]
[Black "Guy, David"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1672"]
[BlackElo "1891"]
[Annotator "kemen"]
[PlyCount "94"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. d4 (4. O-O) (4. Nc3) (4. d3) 4... cxd4 5. Nxd4
Nc6 6. Be3 Nf6 7. Nc3 Be7 8. Nxc6 {uncommon, strenfthens Bl's centre control &
the b file is useful} (8. Qe2) (8. Bb3) (8. O-O) 8... bxc6 9. Bd3 {loses a
tempo} (9. O-O) 9... e5 (9... d5 {0.5-3.5}) 10. O-O O-O 11. h3 (11. f4 $5)
11... Be6 (11... d5 {1-2}) 12. Ne2 (12. f4 Bc8 13. Qf3 Bb7 14. Rad1 Qc7 15.
fxe5 dxe5 16. Bc4 a6 17. g4 {Muratet Carmona- Bienvenido Kleque, Barcelona
Sant Marti 2014,1-0}) 12... d5 13. Ng3 Qc8 (13... d4 14. Bg5 Nd7 15. Bd2 Bg5
16. f4 exf4 17. Bxf4 Bxf4 18. Rxf4 Qg5 19. Qf3 Ne5 20. Qf2 c5 $17 {
Koseki-Cichocka, Olsztn op 2010,0-1}) 14. Qf3 Rd8 15. Nf5 Bxf5 16. Qxf5 Qxf5
17. exf5 h6 $15 18. Rfe1 Bd6 (18... e4 19. Ba6 d4 20. Bc1 Rab8 $15 {Komodo13})
19. Rf1 d4 20. Bd2 Rab8 21. b3 e4 22. Be2 Bc5 $17 23. g4 e3 (23... Nd5) 24. Be1
Nd5 25. f3 Nf4 $19 (25... d3 26. Bxd3 (26. cxd3 Nf4 {wins a B}) 26... e2+ 27.
Rf2 Nf4 28. Kh2 Bxf2 (28... Re8) 29. Bxf2 Nxd3 30. cxd3 Rxd3 31. Re1 Re8 $19 {
Komodo13}) 26. Bd3 Nxh3+ (26... e2 27. Rf2 Nxh3+ $19 {is stronger}) 27. Kh2 Ng5
(27... Nf4) 28. Bg3 Bd6 (28... Rb7) 29. f4 Nh7 30. Kg2 Re8 31. Rae1 c5 (31...
Nf6 32. Kf3 Nd5 {Komodo13}) 32. Rh1 Rb6 33. Kf3 Bc7 34. Re2 $11 {Bl has a
protected passed pawn, but no way in for his pieces (also his B is very bad)}
f6 35. Rh3 Kf8 36. Bh4 Bd6 37. g5 $6 fxg5 38. fxg5 Nxg5+ (38... hxg5 39. Be1
Nf6 $19 {Komodo13}) 39. Bxg5 hxg5 $19 40. Rg2 Be7 (40... Bf4 $1 {Komodo13}) 41.
Rh5 Bf6 (41... Rh6 $19) 42. Rh8+ Ke7 43. Rxe8+ Kxe8 44. Rh2 Ke7 45. Rh8 Rb7 (
45... Be5 46. Ke4 Rb8 47. Rxb8 Bxb8 {Komodo13- & Bl has the 2 passed pawns
needed to win in an opposite colour B ending. though Komodo13 fails that Wh
can just leave the K on e4 & move his B up and down. Or head for g4 with the K
.}) 46. Be4 Rc7 47. Rb8 Kd6 (47... g4+ $1 {gives Bl entry space for the K} 48.
Kg2 (48. Ke2 Kd6 49. Re8 Be7 50. Rg8 Ke5 51. Bd3 Bf6 52. Re8+ Kf4 53. Re4+ Kg3
54. Kf1 Kf3 55. Re8 Bh4 56. Be2+ Kf4 57. Bd3 Rf7 58. Rc8 Kg3 59. Kg1 Kf3 60.
Re8 g3 $19 {Komodo13}) 48... Kd6 (48... Be5 49. Bd3 Kf6 50. Re8 Re7 51. Rxe7
Kxe7 52. Be2 g3 53. Bc4 Kf6 54. Bd3 Kg5 55. a4 a5 56. Kf3 Bc7 57. Kg2 Kf4 58.
Kf1 Kf3 59. Be2+ Ke4 60. Bd3+ Ke5 61. Kg2 Kf6 62. Kf3 Kg5 63. Kg2 Kg4 {Zugzwang
}) 49. Re8 c4 (49... Re7 {similar to the above}) 50. bxc4 (50. Re6+ Kc5 51. Ra6
Kb4 {and the K wanders in the other way}) 50... Rxc4 51. Bd3 Ra4 52. Re6+ Kc5
53. Kg3 Rxa2 {and with an activated R & distant passed pawn , it's an easier
win for Bl}) 1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "2.14"]
[White "Bevan, Peter M"]
[Black "Marin Marin, Francisco Javier"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1889"]
[BlackElo "1767"]
[Annotator "kemen"]
[PlyCount "92"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,13,30,-12,12,16,13,8,6,10,10,-5,-5,-29,1,-1]} 1. c4 c5 2. Nc3 Nc6 3.
g3 g6 4. Bg2 Bg7 5. a3 Nf6 6. e3 (6. Rb1 {main-looks logical after the
previous move}) 6... e6 (6... O-O) 7. b4 (7. Nge2 {main}) 7... cxb4 (7... d5
$15 {Komodo13}) 8. axb4 Nxb4 9. d4 (9. Ba3 $14 Nd3+ (9... Bf8 10. d4 Nc6 11.
Bxf8 Kxf8 12. d5 $14 {Komodo13}) 10. Ke2 Ne5 11. Qa4 Nc6 12. Nb5 Bf8 13. Nd6+
Bxd6 14. Bxd6 Ne7 15. Rb1 Nf5 16. Ba3 $18 {Rumph-Niemann, San Francisco TNM
Summer op 2013,1-0}) 9... d5 (9... a5 10. Ba3 Ra6 11. Nf3 d5 12. O-O O-O 13.
Ne5 $14 {Komodo13}) 10. Qa4+ (10. Ba3 $16) 10... Nc6 11. Ba3 a6 (11... Bd7 12.
Nb5 Bf8 13. Bd6 Bxd6 14. Nxd6+ Ke7 15. Nxb7 Qb6 16. Nc5 Qb4+ 17. Qxb4 Nxb4 18.
Kd2 Bc6 $11 {Komodo13}) 12. Nge2 Bd7 13. cxd5 Nxd5 (13... exd5 $14) 14. Nxd5
Nxd4 $5 (14... exd5 15. Qb3 Na5 16. Qxd5 Bc6 17. Qxd8+ Kxd8 18. Bxc6 Nxc6 19.
Bc5 Kc7 $14 {Komodo13}) 15. Qd1 Nxe2 16. Be7 Qc8 17. Bf6 exd5 (17... Nc3 18.
Qd4 Nxd5 19. Bxg7 Rg8 20. O-O Bc6 21. Rfd1 $16 {Komodo13}) 18. Bxg7 Rg8 19.
Qxd5 (19. Bb2 $18 {Komodo13-Bl remains with horrible weaknesses on all the bl
squares (as well as a not very good B with all the pawns on its colour)} Nc3
20. Qb3 Ne4 21. O-O (21. Bxe4) (21. Qxd5 Bc6 22. Qd4 Qf5 23. O-O Rd8 24. Qb4
Qb5 25. Qxb5 axb5 26. Bxe4 Bxe4 27. Bf6 Rc8 28. f3 Bc6 29. Rad1 $14 {but Bl
still has to dig his R out from g8}) 21... Bc6 22. Bxe4 dxe4 23. Ra5 b5 24. Rc1
$18 {Komodo13}) 19... Rxg7 $17 20. Kxe2 Bb5+ 21. Kd2 {now it's the Wh K in
danger} Qc7 (21... Qd8 22. Qxd8+ Rxd8+ 23. Kc3 f5 24. Rhd1 Rc7+ 25. Kb3 Rxd1
26. Rxd1 Ke7 $17 {Komodo13- but Wh will find it difficult to hold the endgame
against the 2 connected pawns}) 22. Rhc1 Qe7 {Wh now has a resource available}
(22... Qd8) 23. Qc5 (23. Qxb5+ $1 axb5 (23... Kf8 24. Qxb7 Qxb7 25. Bxb7 Ra7
26. Bxa6 $18) 24. Bc6+ $1 (24. Rxa8+ Kd7 25. Ra7 Qb4+ $17) 24... Kd8 (24...
bxc6 25. Rxa8+ Kd7 26. Ra7+ Kd8 27. Rxe7 Kxe7 28. Rxc6 Rg8 $11) 25. Rxa8+ Kc7
26. Bxb5+ Kd6 27. Ke2 f5 28. Rd1+ Kc5 29. Rc8+ Kb6 30. Rb1 $11 {Komodo13, the
Bl k keeps getting checked}) (23. Qxb7 Rd8+ $19) 23... Rd8+ (23... f6) 24. Ke1
Qxc5 25. Rxc5 f5 (25... f6) 26. Rac1 Rdd7 (26... Rgd7) 27. Rc8+ Ke7 28. Rb8 Kf6
29. h4 Rge7 (29... Bd3 30. Rc3 Be4) 30. Rcc8 Bd3 31. Rd8 Be4 (31... Rxd8 32.
Rxd8 Be4) 32. Rxd7 Rxd7 33. Bxe4 fxe4 34. Re8 Re7 35. Rf8+ Ke6 36. Rc8 Kd5 37.
Rd8+ Kc5 38. Ke2 b5 $19 (38... a5 $19) 39. f3 exf3+ 40. Kxf3 Rb7 (40... a5) 41.
Rc8+ Kd6 42. Ke4 b4 43. Kd4 b3 44. Rc1 b2 45. Rb1 a5 46. Kc3 Ke5 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "2.15"]
[White "Sipho, Donovan"]
[Black "Van Kemenade, Rudy"]
[Result "0-1"]
[ECO "A51"]
[WhiteElo "1659"]
[BlackElo "1885"]
[Annotator "kemen"]
[PlyCount "102"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,12,35,22,27,-11,29,-68,-50,-39,-45,-62,-32,-37,-35]} 1. d4 Nf6 2. c4
e5 3. Nc3 (3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Be2 Ngxe5 7. O-O d6 8. Nc3 O-O
9. Na4 {Sipho-Mcintosh, WLS Major Open 2019,1/2-1/2}) 3... exd4 4. Qxd4 Nc6 5.
Qd1 Bc5 6. Nf3 Ng4 (6... h6 {main}) 7. Ne4 $146 (7. e3 {only move played, will
transpose back to standard Budapest lines after a N to e5 move}) 7... Bb4+ 8.
Bd2 Bxd2+ (8... d5 $11 {Stockfish10}) (8... a5 9. Nc3 O-O 10. e3 Bc5 11. Qc2
$11 {Stockfish10}) 9. Qxd2 O-O 10. e3 Re8 11. Nc3 $11 a5 12. Be2 Nce5 13. O-O
Ra6 14. Qd4 (14. Nxe5 Nxe5 15. f4 Rd6 16. Qc2 Nc6 $14) (14. Rad1 Nxf3+ 15. Bxf3
Nxh2 $1 $19 {was what Bl was angling for, in some subsequent scenarios}) 14...
Rd6 (14... Rh6) 15. Qf4 (15. Nd5 $11 {Stockfish10}) 15... Rf6 16. Qg3 Rg6 (
16... Nxf3+ 17. Bxf3 Ne5 18. Be2 Rg6 {Stockfish10}) 17. Qf4 (17. Nh4 Rh6 18.
Nf5 Rg6 19. Nh4 $11 {Stockfish10} (19. e4 d6 $14)) 17... d6 18. Nxe5 (18. Nd4
$5) 18... dxe5 (18... Rxe5 19. Rad1 $11 {pm analysis}) (18... Nxe5 19. f3 Rh6
20. Qg3 c6 21. Qf2 $11 {Stockfish10}) 19. Qe4 Qh4 (19... c6 20. Rad1 Qh4 21.
Bxg4 Rxg4 22. f4 $11 {Stockfish10}) 20. h3 (20. Bxg4 Rxg4 21. f4 Re6) 20... f5
21. Qd5+ Be6 (21... Kh8 22. hxg4 Rh6 23. f3 Qh2+ 24. Kf2 Qh4+ 25. Kg1 f4 26.
exf4 exf4 27. Qf7 Qh2+ $11 {Stockfish10}) 22. Qxb7 Nf6 23. Kh2 (23. Qf3 f4 24.
Bd3 Rg5 25. exf4 exf4 26. Rfe1 Qxh3 27. Qxh3 Bxh3 28. Rxe8+ Nxe8 29. Bf1 Bxg2
30. Bxg2 f3 31. Rd1 Rxg2+ 32. Kf1 Rg4 33. b3 Rh4 34. Kg1 Nf6 $17 {Stockfish10})
23... f4 $19 (23... Ne4 24. Qb5 (24. Nxe4 fxe4 $19) (24. Rg1 Nxf2 $19 (24...
Qxf2 $19)) 24... c6 25. Qxe5 Nd2 26. g3 Nxf1+ 27. Rxf1 Qe7 28. Qxa5 $16 {
Stockfish10}) 24. Ne4 (24. Qf3 Bg4 25. Qb7 c6 26. Qxc6 Bxe2 27. Nxe2 Ng4+ $19 {
Stockfish10}) 24... fxe3 (24... Rxg2+ $19 {Bl was trying to make this work,
but just couldn't work it out, nor even in the pm analyses} 25. Kxg2 Bxh3+ 26.
Kg1 Nxe4 {Bl had seen the B & N covered Q ch's,but missed bringing the R in}
27. Qxe4 Re6 28. exf4 Rg6+ 29. Qxg6 hxg6 30. Rfc1 (30. Rfd1 exf4 31. Bf3 Bg4)
30... exf4 31. Bf3 Bg4 32. Bd5+ Kf8 33. Rc3 Be2 34. Bg2 Qf6 $19 {Stockfish10})
(24... Kh8 {briefly considered,seems to work as well} 25. Nxf6 (25. Bf3 Rh6 (
25... Bc8 26. Qxc7 fxe3 27. Nxf6 Bxh3 28. g3 Qxf6 29. Qc6 Qf8 30. Qe4 Rh6 31.
Kg1 Bxf1 32. Rxf1 exf2+ 33. Rxf2 Qc5 $19) 26. exf4 Bc8 27. Qb3 Nxe4 28. Bxe4
Qxf4+ 29. Kg1 Qxe4 $19) 25... gxf6 26. Bd3 Rg7 27. exf4 Reg8 28. Be4 f5 29. Bd5
e4 {mating- Stockfish10}) (24... Nd7 {also considered} 25. Rad1 Rh6 26. Rxd7 (
26. Rh1 Rf8 27. Qxc7 f3 28. Rxd7 fxg2 29. Rxg7+ Kh8 30. Kxg2 Qxe4+ $19) 26...
Bxd7 27. Qd5+ Be6 28. Qxe5 Rf8 (28... Bf7 29. Qd4) 29. Qg5 Qxg5 30. Nxg5 fxe3
31. fxe3 Rxf1 32. Bxf1 Bf7 $19 {Stockfish10}) 25. Nxf6+ gxf6 26. Qf3 exf2 27.
Rxf2 (27. Qxf2 Qxf2 28. Rxf2 Rd8 $15 {Stockfish10}) 27... Bxc4 (27... Kh8 $17)
(27... f5 $15) 28. b3 (28. Rc1 Bxe2 29. Rxe2 Re7 30. Rc5 $11 {Stockfish10})
28... Bxe2 29. Qxe2 (29. Qd5+ Kh8 30. Rxe2 Reg8 31. Qxa5 Rxg2+ 32. Rxg2 Qf4+
33. Kh1 Rxg2 34. Kxg2 Qe4+ {is a perpetual- Stockfish10}) 29... Qg3+ 30. Kh1
Rd8 (30... e4 {pm analysis & Stockfish10} 31. Raf1 Kg7 32. Qd2 Qe5 33. Rf5 Qe7
34. Rxa5 e3 35. Qe2 c5 36. Ra4 Qe5 $11) 31. Raf1 Kg7 32. Qc4 Rd7 33. Qb5 (33.
Qc5 e4 34. Qxa5 Rd1 35. Rxd1 Qxf2 36. Qxc7+ Kh6 37. Qc1+ e3 38. Rg1 f5 39. Qf1
Re6 40. Qc4 Rg6 41. Qf1 Re6 $11 {Stockfish10}) 33... Rd1 34. Qe2 Rxf1+ 35. Rxf1
Qc3 36. Rf3 Qc6 (36... Qc1+ 37. Kh2 Qc6) 37. Qc4 $2 {Wh was hoping for an
advantage in the resultant R ending, but the Bl K proves to be too active} (37.
Qd2 e4 38. Rc3 Qd6 39. Qc2 Rg5 40. Qxe4 Qd1+ 41. Kh2 Qd6+ $11 {Stockfish10})
37... Qxc4 38. bxc4 Rg5 $19 39. Rd3 Kg6 40. Rd7 c5 (40... Rg3 41. Rxc7 h5 42.
c5 Ra3 43. c6 Rxa2 $19 {Stockfish10}) 41. Ra7 e4 (41... Rf5 {Stockfish10} 42.
Rxa5 (42. Kg1 Rf4 43. Rxa5 Rxc4 44. a4 h5 $19) 42... Rf1+ 43. Kh2 e4 $19 {
Stockfish10}) 42. Kg1 Kf5 (42... e3 43. Kf1 e2+ 44. Ke1 Rxg2 45. Rc7 h5 46.
Rxc5 f5 47. Rc8 Rh2 48. c5 f4 49. Rf8 Rxh3 50. Kxe2 Re3+ 51. Kf2 Kg5 $15 {
Stockfish10}) 43. Rxa5 (43. Rxh7 $5) 43... Kf4 44. Ra3 e3 45. Kf1 Rg3 $6 {
seeing a clever tactical trick, but Bl should have stayed with the original
intention of just walking the K in.} (45... Ke4 46. Ra7 (46. g4 Kf3 47. Ra7 f5
48. Rxh7 f4 49. Rb7 Rg8 50. Rb2 Rd8 51. Ke1 Rh8 52. Rh2 Kg3 53. Re2 Rxh3 $19 {
Stockfish10}) 46... h5 (46... Rf5+ 47. Ke1 Rf2 48. Re7+ Kd3 49. Rd7+ Kxc4 50.
g4 (50. Re7 Kd3 51. Rd7+ Ke4 52. Re7+ Kf4 53. Rxh7 Rxg2 54. Rf7 f5 $19) 50...
Rxa2 51. h4 Kc3 52. h5 h6 53. Rd6 Rf2 54. Re6 Kd4 55. Rd6+ Ke5 56. Rc6 Kd5 57.
Rc7 c4 {and the c pawn wins- Stockfish10})) 46. Ra5 Ke4 (46... Rg5 {should be
tried} 47. Ra6 e2+ 48. Kxe2 Rxg2+ 49. Kf1 Rc2 50. Rxf6+ Ke3 51. a4 Rxc4 52.
Re6+ Kd4 53. a5 Ra4 54. a6 c4 55. Ke2 Ra2+ 56. Kd1 Kc3 57. Rc6 h5 58. h4 $11 {
Stockfish10}) 47. Rxc5 Kd3 (47... e2+ 48. Kxe2 Rxg2+ 49. Kf1 Rxa2 50. Rh5 Ra7
51. c5 f5 52. c6 $11 {Stockfish10}) 48. Rd5+ Kxc4 49. Rf5 Kd3 50. Rf3 $2 (50.
Rxf6 e2+ 51. Ke1 Rxg2 52. Rd6+ $11) 50... Rxf3+ 51. gxf3 {Wh actually removed
the R and pressed the clock without moving the g pawn.} Kd2 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "3.1"]
[White "Thompson, Ian D"]
[Black "Kosuzek, Daniel"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2120"]
[BlackElo "2338"]
[Annotator "kemen"]
[PlyCount "54"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,14,30,-13,4,-35,-19,-26,-29,-4,-4,-5,-5,3,3,-1,5]} 1. c4 Nf6 2. g3 e6
3. Nf3 d5 4. d4 dxc4 5. Qa4+ Bd7 6. Qxc4 b5 (6... Bc6 {main}) 7. Qc2 Na6 8. Bg2
c5 9. O-O Rc8 10. Qd1 {main} (10. dxc5 {2 draws}) 10... Bc6 11. dxc5 {4 other
moves in 4 games} Bxc5 12. Qxd8+ Rxd8 (12... Kxd8 13. Ne5 Bxg2 14. Kxg2 Ke7 15.
Nd3 Nd5 16. Bd2 Rhd8 17. Nxc5 Rxc5 18. Nc3 {|Galego-Vaibhav, London Big Slick
GM 2011,1/2-1/2}) 13. Ne5 Bxg2 14. Kxg2 Nd5 ({Komodo13} 14... Nb4 15. Nc3 a6
16. Bg5 h6 17. Bxf6 gxf6 18. Nf3 Ke7 19. a4 bxa4 20. Rxa4 f5 21. e4 $14 {
Storozhev (2030)- Kljucharev (2395), Kemorovo 2009,1/2-1/2}) 15. a3 (15. a4 b4
16. Nd2 $14 {Komodo13}) 15... f6 16. Nd3 Bd4 (16... Kf7) 17. Nd2 Kf7 18. Nb3
Bb6 19. a4 bxa4 20. Rxa4 Nac7 21. Ndc5 e5 22. e4 Ne7 23. Be3 Rb8 24. Na5 Rhd8 (
24... Bxa5 25. Rxa5 Nc6 $11 {Stockfish10 & Komodo13}) 25. Nab7 $16 Rg8 26. Rd1
(26. Nd6+ Kg6 (26... Kf8 27. Nd7#) 27. Nd7 Rbd8 28. Nxb6 axb6 29. Ra7 $16 {
Stockfish10 & Komodo13}) 26... Bxc5 27. Nxc5 Nb5 {(draw?) Komodo13 gives
slight advantage to Wh; Stockfish10 a bit more} 1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "3.2"]
[White "Toczek, Grzegorz"]
[Black "Musson, Adam J"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2259"]
[BlackElo "2017"]
[Annotator "kemen"]
[PlyCount "75"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 Nc6 5. Bd3 (5. d4 {is an old Basman line})
5... g6 6. O-O Bg7 7. a3 {uncommon; Bajje-Mwaisumbe, Mombasa zt 2019,1-0} (7.
Bc2 {60% for Wh}) (7. Re1 {58% for Wh; main lines}) 7... O-O (7... d5 $11 {
Deep Fritz13 & Komodo13}) 8. Qe2 (8. Bc2 e5 {transposes bach to main lines})
8... Nh5 (8... d5 $17 {both Engines}) 9. Bc2 Nf4 10. Qe3 e5 $17 11. d4 b6 (
11... cxd4 12. cxd4 Bh6 {both Engines}) 12. Ba4 (12. d5) 12... Ne7 (12... cxd4
13. cxd4 (13. Qe1 Nxh3+ 14. gxh3 Bxh3 $17 {Komodo13} 15. Bxc6 Qc8 $19) 13...
Bh6 14. Kh2 Nxd4 $17 {Komodo13} (14... exd4 $19 {Stockfish10})) 13. dxe5 dxe5
14. Rd1 Qc7 15. Qe1 Ne6 (15... c4 $15 {Komodo13}) 16. Be3 f5 17. Bc2 f4 18. Bc1
c4 (18... Ba6 19. b4 Rfd8 $11 {Komodo13}) 19. a4 g5 {looks a logical followup,
though Komodo13 considers it premature} 20. Na3 $16 Ba6 (20... h5 {Bl must
continue- also the B is needed to contribute to the K side attack}) 21. Qe2 (
21. Nb5 $18 {looks good, when Wh takes over the wh squares & showing up the
last Bl B move} Bxb5 (21... Qc6 22. b3 $1 {opens up lines against the Bl K})
22. axb5 Rfd8 23. b3 $18 {Bl has several weak points to try & cover}) 21... Ng6
22. g4 $6 {the books tell us not to make pawn moves on the side where we are
under attack.} (22. Nb5 $18 {both Engines}) 22... fxg3 23. fxg3 h6 {too
defensive, though it is difficult seeing the move the Engines come up with} (
23... Nd4 $1 $19 {both Engines, exploiting g3 weakness} 24. cxd4 (24. Nxd4 {
seems to be worse} exd4 25. cxd4 (25. Bxg5 d3 $19) 25... Qxg3+ 26. Qg2 (26. Kh1
Rf2) 26... Bxd4+ 27. Kh1 Qe5 28. Qxg5 Rf3 29. Qxe5 Bxe5 $19 {Komodo13}) 24...
exd4 25. Kg2 d3 26. Bxd3 cxd3 27. Rxd3 (27. Qe3 g4 (27... Ne5 $19) (27... Rae8
$19) 28. hxg4 Qd7 $19) 27... Bxd3 28. Qxd3 h6 $19 {Komodo13}) 24. Be3 (24. Kh2
$14) 24... Rf7 (24... Nd4 $1 {still wins-both Engines} 25. cxd4 exd4 26. Bxd4
Qxg3+ 27. Qg2 Qxf3 $19) 25. Nh2 Bf8 (25... Nd4 26. Qg2 $11) 26. Rd5 $16 (26.
Nb5 $18) 26... Bb7 (26... Nd4 27. cxd4 exd4 28. Bxd4 Qxg3+ 29. Kh1 Nf4 30. Qg4
Qxg4 31. Nxg4 Nxd5 32. exd5 Bb7 33. Kg1 Bxd5 34. Nb5 Bb7 35. Nf6+ Rxf6 36. Bxf6
$14 {Komodo13}) 27. Qh5 $18 (27. Nb5 $18) 27... Ngf4 28. gxf4 gxf4 (28... Bxd5
29. Ng4 $18 {Komodo13}) 29. Ng4 (29. Bf2 $18 {simpler}) 29... Bxd5 30. exd5 Ng5
31. Bf2 e4 32. Bd4 Nf3+ (32... Bg7 {best try} 33. Nb5 $18 {both Engines}) 33.
Kh1 Nxd4 34. Rg1 Kh8 35. cxd4 Qe7 36. Ne5 (36. Nxc4 Bg7 37. Nce5 {the Engines
bring in the distant N into the field of battle}) 36... Rf6 37. Bxe4 Re8 38.
Naxc4 (38. d6 {is also good}) 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "3.3"]
[White "Garcia, Jason"]
[Black "Cheung, Ryan"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "2050"]
[BlackElo "1642"]
[Annotator "kemen"]
[PlyCount "75"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,17,19,14,14,-4,24,-11,9,2,-16,-40,-41,-54,-54,-69,-85,-64,-51,-61]} 1.
Nf3 d5 2. c4 d4 3. e3 c5 (3... Nc6) 4. exd4 (4. b4 {a Reverse Blumenfeld}) 4...
cxd4 5. d3 Nc6 6. g3 Nf6 7. Bg2 e5 8. O-O Bd6 9. Na3 (9. Bg5 {main}) (9. b4 {
is another reverse idea= it scores quite well for Wh, wether declined or not}
Nxb4 10. Nxe5) 9... O-O 10. Nc2 Re8 11. Re1 h6 (11... a5 {Cloud Engines} 12.
Bg5 Bg4 13. h3 Bh5 14. g4 Bg6 15. Bh4 Bc5 16. Bf1 h5 $17 {
Assaubayeva-Dauletova, KAZ ch women, Astana 2014,0-1}) 12. a3 (12. b4 {Cloud
Engines}) 12... a5 13. b3 {Wh is being cautious against a lwer-rated player
doing well in the tournament.} (13. Rb1 {Cloud Engines}) 13... Bf5 14. Rb1 Qd7
15. b4 axb4 16. axb4 Bxd3 {a good idea, but the Engines give an even better one
} (16... e4 17. dxe4 Nxe4 18. Bb2 Nxf2 $1 19. Kxf2 d3 20. Ncd4 Bxb4 21. Rxe8+
Rxe8 22. Nxf5 Re2+ 23. Kg1 Qxf5 24. Qf1 Qc5+ 25. Kh1 Qxc4 $17 {This position
has been examined by Engines in 2016!}) 17. Qxd3 e4 18. Qd2 d3 19. Nfd4 dxc2
20. Nxc2 Qe6 $11 21. c5 Bf8 (21... Be5 {Fritz13 SE & Komodo13}) 22. Nd4 (22.
Bb2 Ne5 23. Bxe5 Qxe5 24. Ne3 $16 {Komodo13}) 22... Nxd4 (22... Qc4 23. Nxc6
bxc6 $14 {Komodo13}) 23. Qxd4 Red8 24. Qb2 Rd3 25. Qe2 Ra2 26. Qxd3 exd3 27.
Rxe6 fxe6 28. Be3 Nd5 29. Bxd5 exd5 30. Rd1 (30. Kg2) 30... Rb2 (30... Ra3 $11
{Komodo13}) 31. Rxd3 Rxb4 32. Rxd5 Kf7 33. Rf5+ Ke8 34. Kg2 $16 Be7 35. Kf3 Bf6
$2 36. Bxh6 $18 Rb3+ 37. Be3 Ke7 38. Rd5 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "3.4"]
[White "Hilton, Tim"]
[Black "Makkar, Rajat"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1868"]
[BlackElo "2135"]
[Annotator "kemen"]
[PlyCount "51"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,12,80,14,25,19,14,12,17,32,28,36,24,11,12]} 1. d4 d5 2. Nc3 Nf6 3. Bf4
e6 4. e3 Bb4 5. Bd3 O-O (5... c5 {main}) 6. Nf3 (6. Nge2) 6... b6 {only one
example} 7. O-O Bb7 8. a3 (8. Nb5 $16 Na6 9. a3 Be7 10. Ne5 c6 11. Nc3 Nc7 12.
Qf3 Nce8 13. Qh3 c5 14. g4 c4 15. Be2 Nd6 16. Qg2 Kh8 $11 {Bergez-Narciso
Dublan, Catalunya ch tm 2015,0-1}) 8... Bd6 9. Ne5 a6 10. Qf3 Nbd7 11. Qh3 g6
12. Ne2 Bxe5 (12... Nh5 $11 {Komodo13}) 13. dxe5 Nh5 14. Bh6 Re8 (14... Nxe5
15. Bxf8 Qxf8 $14 {Komodo13}) (14... Ng7) 15. g4 Ng7 16. f4 $16 c5 17. c3 (17.
Bg5 f6 18. exf6 Nxf6 19. f5 $16 {Komodo13} gxf5 (19... c4 20. fxg6 cxd3 21.
Bxf6 $18) 20. Qh4 Rf8 21. gxf5 e5 22. Ng3 $16 {Komodo13}) 17... Bc8 18. Bg5 $18
{Bl's pieces lack activity & cannot defend their K} Qc7 (18... f6 19. exf6 Nxf6
20. e4 dxe4 21. Bxe4 Ra7 22. Rad1 Qe7 23. Ng3 $18 {\Komodo13}) 19. Qh6 f5 20.
exf6 Nxf6 21. Bxf6 Qf7 22. Be5 Bb7 23. h4 Qe7 24. h5 Nf5 25. gxf5 gxf5 26. Rf3
1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "3.5"]
[White "Van Veelen, Thomas"]
[Black "Brown, Geoffrey M"]
[Result "0-1"]
[ECO "A84"]
[WhiteElo "1992"]
[BlackElo "1861"]
[Annotator "kemen"]
[PlyCount "80"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,13,24,17,40,19,63,36,36,45,35,33,33,33,49,28]} 1. d4 e6 2. Nf3 f5 3.
c4 Nf6 4. Nc3 b6 (4... Bb4 {main}) 5. g3 Bb7 6. Bg2 Ne4 7. d5 (7. Nxe4 Bxe4 8.
O-O {main eg Guy-Kurpnieks, ESP-AEAC email 2016,1/2-1/2}) 7... Bb4 8. Qb3 (8.
Bd2 Bxc3 9. Bxc3 Nxc3 10. bxc3 O-O 11. O-O Qe7 (11... Na6 {Harman-Veiga
Rodriguez, Wch ICCF 2012,0-1}) 12. Nd4 Qf6 13. Nb5 Na6 14. Qb3 e5 {
Talik-Kowalczyk, POL ch blitz Szczawno Zdroj 2018,0-1}) 8... Bxc3+ 9. bxc3 Na6
10. Ba3 (10. dxe6 Nac5 11. exd7+ Qxd7 12. Qc2 O-O-O $11 {Komodo13}) 10... Qf6
11. Nd4 Nec5 12. Qc2 O-O 13. O-O e5 14. Nb3 d6 $15 15. Bxc5 Nxc5 16. Nxc5 dxc5
17. Rad1 Rad8 18. e4 f4 19. Rd3 (19. Bh3) 19... Bc8 20. Qe2 Qh6 $17 21. Kh1 (
21. Bf3 Bh3 22. Bg2 Bd7 23. Bf3 Rf6 $17 {Komodo13}) 21... Rd6 $19 22. Rg1 Rff6
(22... Qxh2+ 23. Kxh2 Rh6+ 24. Bh3 Bxh3 25. Re1 Bf1+ 26. Kg1 Bxe2 27. Rxe2 Rff6
$19 {Komodo13}) 23. Bf3 Rg6 24. g4 (24. Bh5 Rg5 25. g4 Qf6 26. Rg2 Ba6 27. Rf3
c6 $19 {Komodo13}) 24... Qh4 25. g5 (25. Qd1 {just sitting defending is no fun}
Rh6 26. Rg2 Qe7 27. Be2 Rh4 28. Rd2 {Komodo13 may hold, but Bl can keep
probing & one single slip by Wh will be enough}) 25... Rxg5 $19 26. Rxg5 Qxg5
27. Rd1 Rd8 (27... Rh6 $19) (27... Rg6 $19 {simpler lines}) 28. Rg1 Qh4 29. Bg4
Bxg4 30. Rxg4 Qh3 31. f3 Rd6 32. Rg5 (32. Qg2 {the R ending gives some drawing
prospects}) 32... Rg6 33. Rxe5 $2 {Wh has his activity, but so does Bl} (33.
Rxg6 hxg6 34. Qg2 Qxg2+ 35. Kxg2 g5 36. Kh3 Kh7 37. Kg4 (37. Kg2 Kg6 38. h3 Kh5
39. Kf2 Kh4 40. Kg2 {here Komodo13 claims a Bl win, but this human can see no
way in for the Bl K, & the Engine just goes round in circles for a very long
time.}) 37... Kg6 38. a3 a6 39. a4 Kh6 40. Kf5 (40. Kh3 Kh5 41. Kg2 g4 $19)
40... Kh5 41. Kxe5 Kh4 $19) 33... Rg3 $19 34. d6 Rxf3 (34... cxd6) 35. Kg1 cxd6
36. Re7 Rxc3 37. Qd2 Qe3+ (37... Rd3 {and the Engine starts giving up the R to
avoid mate}) 38. Qxe3 fxe3 39. Kf1 Rxc4 40. Ke2 Kf8 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "3.6"]
[White "Young, Alan"]
[Black "Van Kemenade, Rudy"]
[Result "1/2-1/2"]
[ECO "C43"]
[WhiteElo "2015"]
[BlackElo "1885"]
[Annotator "kemen"]
[PlyCount "84"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,24,16,16,16,22,54,41,23,9,9,9,19,17,14,-12,52,-7,-1,18,69,69,84,81,76,
73,66]} 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nxd7 Bxd7 7.
O-O Qh4 (7... Bd6 {main these days}) 8. c4 O-O-O 9. c5 g5 10. Nc3 (10. g3 Qh3
11. Nc3 f5 (11... Bg7) 12. Qf3 (12. Nxd5 Bg7 {Gayson-Van Kemenade, British
rapid 1997,0-1}) 12... Bg7 13. Nxd5 Bxd4 14. Be3 Bxe3 15. Qxe3 Rhe8 16. Bxe4
Rxe4 17. Qxg5 Bc6 {Young-Van Kemenade, West Wales op 2009,0-1; Wh resigned
here, though the Engines found} 18. f3 Re2 19. Ne7+ Kd7 20. Rf2 Rxf2 21. Kxf2
Qxh2+ 22. Ke3 Ke6 23. Qxf5+ Kxe7 24. Qg5+) 10... Bg7 11. g3 Qh6 (11... Qh3 {
main} 12. Nxe4 dxe4 13. Bxe4 Bb5 14. Bg2 Qf5 15. Be3 (15. Qb3)) 12. Nxe4 dxe4
13. Bxe4 f5 14. Bg2 f4 15. Qb3 {main} (15. d5) (15. h4 Rhf8 16. Qb3 Qa6 17.
hxg5 fxg3 18. Be3 gxf2+ 19. Rxf2 Rxf2 (19... Ba4 $14) 20. Bxf2 $18 {S
Jones-Van Kemenade, North Wales op 2016,1-0}) 15... c6 {main} (15... Qa6 16. d5
Rhf8 17. Bd2 Bd4 18. Rac1 Bb5 19. Bc3 Bc4 20. Bxd4 Bxb3 21. axb3 f3 22. Bh3+
Kb8 $19 {Geenen-Van Kemenade, EU Seniors tm Sibenik 2014,1/2-1/2}) 16. d5 Rhf8
{Wh was spending lots of time being out of his book knowledge. He is a pawn up,
but has 2 pieces out of play} 17. Re1 $146 {Wh was worried about a Bh3 idea} (
17. Bd2 {main, expected by Bl, has to the correct move; & practive gives Wh 4-0
}) (17. Rd1 $11 {2 draws}) 17... Bd4 $17 {with a threat of Bxf2ch} 18. Re2 {
and Bl has a choice of moves, all of which appear to be good.} (18. Rf1 Bxc5
$17) 18... Rde8 (18... Bxc5 $17 {simplest}) (18... Bg4 19. Bf3 Bxf3 20. Qxf3
Rxd5 $17) (18... Qh5 {looked promising} 19. Bf3 (19. Rd2 Bxc5 $17 {pm analysis}
(19... Rde8 $1 {mate in 12-Stockfish10} 20. Qd1 (20. Qd3 Re1+ 21. Bf1 Qh3 22.
gxf4 Rxf4 23. Qxh3 Bxh3 24. Rd1 Rxf2 25. Rxe1 Rxf1#) 20... fxg3 21. hxg3 Bxf2+)
) 19... g4 {pm analysis, but Stockfish10 considers only a draw} 20. dxc6 bxc6 (
20... Bxc6 21. Bxc6 bxc6 22. Bxf4 Rxf4 23. gxf4 g3 24. Qe6+ Kc7 25. hxg3 $19 {
Stockfish10}) 21. Be4 f3 (21... Rde8 22. Bxf4 Rxf4 23. Bd3 (23. gxf4 g3 24.
Qxg3 Qxe2 $19) 23... Bxf2+ (23... Kc7 24. Rxe8 Bxf2+ 25. Kg2 Bxe8 26. gxf4 Be3
27. Qc2 Bf7 28. Kf1 Bd5 29. Be4 Qh3+ 30. Ke2 Bd4 31. Bxd5 Qe3+ 32. Kd1 Qg1+ 33.
Ke2 Qe3+ $11) 24. Rxf2 Rxf2 25. Ba6+ Kd8 26. Qb8+ Ke7 27. Qd6+ $11 {Stockfish10
})) (18... f3 19. Bxf3 Rxf3 {considered} (19... Qf6 20. Rd2 Bxc5 21. Rd3 Rde8
22. Bd2 Re2 $11 {Stockfish10} 23. dxc6 Bxc6 24. Rc1 Qxf3 25. Rxf3 Rxf3 26. Qxf3
Bxf3 27. Rxc5+ Kd7 28. Bc3 $11 {Stockfish10}) 20. Qxf3 Rf8 21. Bxg5 $1 $18 {
Stockfish10}) 19. Rxe8+ Bxe8 (19... Rxe8 20. Bd2 Re2 21. dxc6 (21. Be1 Rxb2 22.
Qc4 Qf6 $11 {pm analysis & considered}) 21... Bxc6 22. Bxc6 Qxc6 (22... Bxf2+
23. Kf1 Rxd2 24. Qxb7+ Kd8 25. Qb8+ Ke7 26. Qe5+ Kf8 27. Qb8+ $11 {Stockfish10}
) 23. Qg8+ Qe8 24. Qxe8+ Rxe8 25. gxf4 gxf4 26. Bxf4 Re2 27. Bg3 Rxb2 28. Rd1
Bxc5 29. Rc1 b6 30. Bd6 Rxa2 31. Bxc5 bxc5 32. Rxc5+ Kb7 33. Rh5 Rc2 $11 {
Stockfish10}) 20. gxf4 gxf4 21. Qh3+ (21. Bd2 cxd5 22. Bxd5 Bc6 $11 {
Stockfish10} (22... Qg6+ 23. Kf1 Qa6+ 24. Bc4 Qh6 25. Bd5 Bc6 26. Bxc6 Qxc6 27.
Re1 {other moves llose} Qh1+ 28. Ke2 Qe4+ 29. Kd1 Qb1+ 30. Ke2 Qe4+ $11 {
Stockfish10})) 21... Qxh3 22. Bxh3+ Kb8 {Bl was losing the thread here, having
earlier missed the exchange of Qs} (22... Kc7 $1 $17 {Stockfish10} 23. d6+ (23.
Bg2 Bxc5 24. Bf3 (24. dxc6 f3 $1 25. Bf1 (25. Bh3 Bxc6 $19) 25... Rg8+ 26. Kh1
Bxf2 27. Bf4+ Kb6 $1 (27... Kxc6 28. Rc1+ Kd7 29. Bb5+ Ke7 30. Bxe8 Rxe8 $17)
28. Bc4 Rg4 29. cxb7 Kxb7 30. Bd5+ Bc6 31. Bxc6+ Kxc6 32. Bg3 Bxg3 33. Rg1 Kc5
34. hxg3 Kd4 $19 {Stockfish10})) 23... Kd8 $17) (22... Bd7 {expected by Wh} 23.
Bxd7+ Kxd7 24. dxc6+ Kxc6 25. Bd2 Bxb2 $17 {Stockfish10}) (22... Kd8 $11) 23.
d6 Bxc5 (23... Bg6 24. d7 Kc7 25. Bd2 Bxc5 26. Rd1 Be7 $11 {Stockfish10}) 24.
d7 $18 Bg6 25. Bxf4+ Ka8 26. Rc1 {forcing Bl to do what he wanted to anyway;
Wh was running rather low on time#} (26. Rd1 $18 {Stockfish10}) (26. Bg3 $18 {
expected by Bl}) 26... Bxf2+ 27. Kxf2 Rxf4+ 28. Kg3 Rf8 29. Rd1 Rd8 30. Kf4 Kb8
31. Bf5 Bh5 32. Rd3 Kc7 33. Rh3 (33. Kg5 $1 {Stockfish10} Bf7 34. a3 h5 35. Re3
(35. Bg6 Bxg6 36. Kxg6 h4 37. Kg5 h3 38. Kg4 Rg8+ 39. Kxh3 Kd8 40. Rd2 Rg7 $11
{Stockfish10}) 35... c5 36. h4 $18 {Stockfish10}) 33... Bg6 34. Bxg6 hxg6 35.
Rh7 (35. Rd3 Rf8+ 36. Kg5 Kd8 37. Rd2 $14 {Stockfish10}) 35... Rf8+ 36. Kg5 Kd8
37. Kxg6 Rf2 38. h4 Rxb2 39. h5 Rxa2 40. h6 {takes away a shelter from the K,
but it looks drawn anyway} Rg2+ 41. Kf6 Rh2 42. Kg6 Rg2+ {(draw?) Perhaps Bl
can try for a win by advancing the Q side pawns, but Wh can bring the K to e6
to threaten mate, so the Wh K needs to be checked away after all.} (42... a5
43. Rf7 a4 44. h7 a3 45. Rf3 a2 46. Ra3 Rg2+ 47. Kf7 Rh2 48. Kg7 Rg2+ 49. Kf7
$11) 1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "3.7"]
[White "Jones, Ian Robert"]
[Black "James, Dai"]
[Result "1-0"]
[ECO "C46"]
[WhiteElo "1975"]
[BlackElo "1838"]
[Annotator "kemen"]
[PlyCount "61"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,11,29,17,36,38,24,15,66,72,64,73,62,62]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 f5
{characterized as 'downright awful for Black' Lakdawala-The Four Knights move
by move 2012:292.A schliemann where Nc3 is more useful for Wh than a B on b5 
(which could be attacked)} 4. d4 {main & supported by Lakdawala} fxe4 5. Nxe5
Nf6 6. Bg5 {main, 64% for Wh} (6. Bc4 $1 {80% for Wh, is given by Lakdawala as
the refutation of 3...f5} d5 7. Nxd5 $1 Nxd5 8. Qh5+ g6 9. Nxg6 hxg6 (9... Nf6
10. Bf7+ Kxf7 {8-0, with the earliest game Ryder-Walcoth 1901,1-0}) 10. Qxg6+
$1 Kd7 11. Bxd5 Nxd4 (11... Qe8 12. Bf7 Qe7 13. Bg5 Ne5 14. Qf5+ {Breyer-von
Balla, Pustyan 1912,1-0}) 12. Bg5 Qe8 13. Bf7 Qe5 14. O-O-O $18 {
Esserman-Zaikov, USA ch tm rapid 2009,1-0} (14. Rd1 {even stronger-Lakdawala}))
6... Be7 $146 (6... Bb4 7. Bc4 {63% for Wh}) 7. Bb5 {transposes, 7-1} (7. Bc4
$18 {Cloud Engines} d5 8. Bxf6 Bxf6 9. Bxd5) 7... O-O (7... Bb4 8. O-O Bxc3 9.
bxc3 O-O 10. Qe2 (10. f3 $18 {Cloud Engines}) 10... Ne7 11. f3 c6 12. Ba4 (12.
Bc4+ d5 13. fxe4 $18 {Cloud Engines}) 12... d5 13. Bb3 $18 {the only game won
wor Bl with this variation; Gossip-Lasker, Impromptu tourn, New York 1893,0-1})
8. O-O $16 (8. Bxf6 $18 {4-0}) 8... h6 $146 (8... Qe8 9. Bc4+ (9. Ba4 d6 10.
Nxc6 bxc6 11. Qe2 Kh8 12. Bxf6 Bxf6 13. Qxe4 Qxe4 14. Nxe4 Bxd4 $16 {
Brnas-Dunatov, CRO ch tm, Mali Losinj 2017,1/2-1/2}) 9... Kh8 10. Qd2 d6 11.
Nxc6 bxc6 $11 {Aldridge-Van der Hoorn, Wellington CC ch 2013,0-1}) 9. Bh4 (9.
Bxf6 Bxf6 10. Bc4+ Kh7 (10... Kh8 11. Ng6+) 11. Qe2 d5 12. Bxd5 Bxe5 13. dxe5
Nxe5 14. Rad1 $18 {Stockfish10}) 9... Qe8 10. Ba4 g5 11. Bg3 $18 d5 12. Qd2 (
12. f3 $18 {Stockfish140919 & Stockfish10}) 12... Bd7 13. Bb3 Be6 14. Rfe1 (14.
f4 $18 {both Engines}) 14... Na5 (14... Rd8 $11 {Stockfish10}) (14... Bd6 {
Stockfish 140919 as equal} 15. Nb5 $14 (15. f3 $14 {Stockfish10})) 15. Nxd5 $18
(15. Bxd5 $18) 15... Nxb3 16. Nxe7+ Qxe7 17. axb3 Kg7 18. h4 gxh4 19. Bxh4 Bf5
20. Qf4 (20. Bg5 $1 $18 {both Engines}) 20... Qe6 21. Bxf6+ (21. f3 $1) 21...
Rxf6 22. Re3 (22. Ra5 {Stockfish10}) 22... Kh7 23. Qh4 a5 24. Nf3 (24. f3 $1 {
Stockfish10}) 24... Rg6 25. Nd2 (25. Ne5) 25... Rag8 26. g3 Rg4 $16 27. Qh1 (
27. Qh5) 27... R8g5 (27... Rd8 28. Rxa5 Rxd4 29. Nf1 Rg5 $14 {Stockfish10}) 28.
Rae1 $18 (28. Rxa5 $18) 28... Qd6 29. Nxe4 Rxe4 30. Rxe4 Rxg3+ 31. fxg3 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "3.8"]
[White "May, Adam J"]
[Black "Marin Marin, Francisco Javier"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "1924"]
[BlackElo "1767"]
[Annotator "kemen"]
[PlyCount "53"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,20,25,-9,12,4,8,2,18,4,11,11,8,19,11,4,4,15,15,0,-11,-14,53]} 1. c4 c5
2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. Nf3 Nf6 6. d4 (6. O-O) 6... cxd4 7. Nxd4 O-O
8. O-O Qb6 (8... Nxd4 {main} 9. Qxd4 d6 10. Qd3) 9. Nc2 d6 10. b3 Ne5 (10...
Be6) (10... Bd7) (10... Qa5 {main lines}) 11. h3 $14 e6 $146 (11... Bd7 {
5 Wh wins, 1 draw}) (11... Be6 {1-0}) 12. e4 (12. Be3) 12... Rd8 13. Qe2 Bd7
14. Be3 $16 (14. Bg5 $16) 14... Qc7 15. Rfd1 (15. f4 {Komodo13} Nh5 (15... Nc6
16. Nb5 Qb8 17. Rad1 Bf8 18. Qf2 Be7 19. g4 $18) 16. fxe5 Nxg3 17. Qf2 Nxf1 18.
Rxf1 Be8 19. exd6 Rxd6 20. Bf4 $18 {Komodo13}) 15... Bc6 16. Rac1 Qe7 17. f4
Ned7 18. Nd4 a6 19. b4 e5 {Bl must try something as a4-b5 threatens to squash
him on the Q side} 20. Nxc6 bxc6 21. Qf2 (21. f5 $18 {Komodo13}) 21... Rab8 22.
a3 Qe6 $6 {inviting the winning push , on the K side this time} (22... exf4 23.
gxf4 Ne8 24. Ba7 Rbc8 25. Bd4 $14 {Komodo13}) 23. f5 $18 Qe7 24. g4 h6 25. Rc2
(25. Qd2 g5 26. Qxd6 $18 {Komodo13}) 25... Nf8 26. Rcd2 h5 $2 27. g5 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "3.9"]
[White "Chung, Joel"]
[Black "Fathallah, Joe"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1463"]
[BlackElo "1904"]
[Annotator "kemen"]
[PlyCount "86"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,15,25,17,67,36,41,14,9,-2,2,4,6,-3,0,15,15,-34]} 1. e4 e6 2. d4 d5 3.
e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be3 (6. Be2) (6. a3 {main lines}) (6. Bd3 {
Marin Marin-Van Veelen, West Wales op rd1 2019,0-1}) 6... cxd4 (6... Qb6) 7.
cxd4 Qb6 8. b3 {does create some weaknesses} (8. Qd2) 8... Nge7 {92% for Bl} (
8... Bb4+ {73% for Bl,main}) 9. Bd3 {0-10} (9. Be2 {looks a little better})
9... Nb4 10. Nc3 Nxd3+ (10... Rc8 11. Rc1 Nxd3+ 12. Qxd3 Nf5 13. Bd2 (13. O-O
$11) 13... Be7 14. O-O $11 {Maliotakis-Charleshouse, heraklion op 2009,0-1})
11. Qxd3 Nf5 12. Bd2 (12. O-O Bb4 13. Rac1 O-O 14. Rfd1 Rac8 15. Bd2 Qa5 16. a4
$11 {Aust-Martin,NRW ch tm U20, 1993,0-1}) 12... Be7 (12... Ba3 $15 {Komodo13})
13. O-O (13. g4 Nh4 14. Nxh4 Bxh4 15. O-O $11 {Komodo13}) 13... h5 14. h3 g6
15. Rad1 (15. Rfd1 {the QR may be better on the c file}) 15... a6 16. Bg5 $11
Qd8 17. Bxe7 Qxe7 18. a4 O-O (18... g5 $5) 19. Ne2 b5 20. Nc3 Rab8 21. Rb1 Rfc8
22. Qd2 (22. Rfc1 $11) 22... Kg7 23. axb5 Bxb5 24. Nxb5 Rxb5 25. Qd3 (25. Qf4
g5 26. Nxg5 Nxd4 $15 {Komodo13}) 25... Rcb8 26. Rfd1 Qb7 (26... a5 $17) 27. Rd2
(27. g4 $11 {Komodo13} hxg4 28. hxg4 Nh6 29. Qd2 Rxb3 30. Rxb3 Qxb3 31. Ng5
Nxg4 32. Rc1 Qb6 33. Qf4 Nh6 34. Qf6+ Kg8 35. Qf4 Qd8 36. Kg2 Qf8 37. Rh1 $11 {
Komodo13- Wh has a lot of pressure on the K side for his 2 pawns} Qg7 38. Rh3 (
38. Rxh6 Qxh6 39. Qxf7+ Kh8 40. Qf6+ Qg7 41. Qxe6 a5 42. Qd6 $11) (38. Nxe6
fxe6 39. Rxh6 Rf8 40. Qg5 Rf5 41. Qd8+ Rf8 42. Qg5 Rf5 43. Qd8+ $11 {repetition
}) 38... Rc8 39. Qh2 Ng4 40. Qh1 Nxe5 41. dxe5 Qxe5 42. Rg3 $14) 27... a5 (
27... Rxb3 28. Rxb3 Qxb3 29. Qxa6 Qb1+ 30. Qf1 (30. Kh2 Qc1 $19) 30... Qe4 $15
{Komodo13}) 28. Ra2 Qb6 29. Ra4 (29. g4 $11 {Komodo13}) 29... Rxb3 30. Rxb3
Qxb3 31. Qxb3 Rxb3 32. Rxa5 Rxf3 (32... g5 33. Nxg5 Kg6 34. Nf3 Rb4 $15 {
Komodo13}) (32... Rb7 33. h4 g5 34. hxg5 Rb4 $11 {Komodo13}) (32... Rb4 33. Ra7
Nh6 34. Ng5 Kg8 35. Nf3 $11) 33. gxf3 Nxd4 $11 {but the unbalanced position
gives the higher -rayed player pracvtical chances} 34. Ra3 g5 35. Kg2 Kg6 36.
Rc3 (36. f4 {Komodo13- finds some tactics to evade a bind} gxf4 37. Ra4 Nc6 38.
Kf3 Kg5 39. Rxf4 Nxe5+ 40. Ke3 Nc4+ 41. Kf3 f6 $11) 36... Ne2 37. Re3 (37. Rc7
{Rs need open lines, not sitting guarding weak pawns}) 37... Nf4+ $19 38. Kg3
Kf5 39. h4 $2 {(draw?)} gxh4+ 40. Kxh4 Ng2+ 41. Kxh5 Nxe3 42. fxe3 Kxe5 43. Kg5
f5 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "3.10"]
[White "Jukes, Sam"]
[Black "Morgans, Justin"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1897"]
[BlackElo "1657"]
[Annotator "kemen"]
[PlyCount "53"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,12,28,28,39,28,33,23,82,82,82,74,82,82,100]} 1. e4 e5 2. Nf3 Nf6 3.
Nxe5 Nc6 {the Stafford Gambit} 4. Nxc6 dxc6 5. d3 {main} (5. e5 Ng4 (5... Ne4
6. d3 Bc5 {Lowens- Stafford, USA corr 1950, 0-1 as Wh resigned}) 6. d4 c5 7. c3
cxd4 8. cxd4 Bc5 $5 {played a few days later in the Dyfed League;
Paffard-Piotrowksi 2019,0-1}) 5... Bc5 6. Be2 h6 $146 (6... h5 {main}) (6...
O-O) 7. O-O Be6 8. c3 Bb6 9. Nd2 Qd7 10. a4 a6 11. a5 Ba7 12. Kh1 O-O-O 13. d4
$18 g5 14. f4 gxf4 15. Rxf4 Nh7 16. Qf1 Rdf8 (16... Ng5 $5) 17. Nc4 f6 18. Rf2
(18. Be3) (18. Ne3) 18... Qg7 19. Bf4 Ng5 20. Nd2 h5 21. Ra4 (21. Bxa6 $1 {
Komodo13} bxa6 22. Qxa6+ Kb8 23. Ra4 $18) 21... h4 22. Bxa6 $1 h3 23. Bxb7+ (
23. Rb4 {also}) 23... Kxb7 24. Rb4+ Ka8 (24... Kc8 25. Qa6+ Kd7 26. Qxa7 Rc8
27. Rb7 $18 {Komodo13- the a pawn will advance at some point}) 25. Qa6 hxg2+
26. Rxg2 Rxh2+ 27. Rxh2 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "3.11"]
[White "Graham, David B"]
[Black "Haigh, Tony"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "2162"]
[BlackElo "1761"]
[Annotator "kemen"]
[PlyCount "31"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,16,40,15,55,53,46,33,33,-18,-22,-39,1,-36,-36,-36,-39,-20,58]} 1. e4
Nf6 2. e5 Nd5 3. d4 d6 4. Bc4 (4. Nf3) (4. c4 {main lines}) 4... Nb6 5. Bb3
dxe5 6. Qf3 (6. Qh5 e6 7. dxe5 {main}) 6... e6 7. dxe5 Nc6 8. Qg3 g6 (8... Qd4
9. Nf3 Qe4+ 10. Be3 Nd5 (10... Qg6 {4.5-0.5}) 11. Bxd5 {2-0}) 9. Nf3 (9. Bg5
Qd4 10. c3 Qe4+ 11. Ne2 Bg7 12. f4 Nd5 13. Nd2 Qe3 14. Bxd5 Qxg3+ 15. hxg3 exd5
16. Nf3 Bg4 17. O-O-O Be6 18. Ned4 {Savitskij-Barski,Eskisehir EU fest 2004,1-0
}) (9. c3 Bg7 10. Bg5 Qd7 11. Nf3 O-O 12. O-O Qe8 13. Nbd2 Nd7 14. Rfe1 b6 15.
Qf4 Bb7 16. Bh6 Na5 17. Bc2 Bxf3 18. Nxf3 Rc8 19. b4 Nb7 20. Bb3 {Ignat-Sopon,
ROM ch U14, Baile Felix 2017,1-0}) (9. Nc3 $16 {Cloud Engines}) 9... Bg7 10.
Bg5 (10. Nc3 {Komodo13} h6 11. Be3 Nd7 12. O-O-O Qe7 13. Ba4 $16 (13. Rhe1 $16)
(13. Ne4 $16)) 10... Ne7 11. Nc3 h6 12. Rd1 Bd7 $11 13. Bf6 (13. Bc1 Nf5 14.
Qh3 c5 15. g4 Nd4 16. Be3 Bc6 $14 {Komodo13}) 13... Bxf6 (13... Nf5 14. Bxg7 $1
Nxg3 (14... Nxg7 15. Ne4 $16) 15. hxg3 Rg8 16. Bf6 Qc8 17. Rxh6 $18 {the Bl K
& Q are stuck in the middle}) 14. exf6 Ng8 (14... Nf5 15. Qe5 O-O 16. Ne4 $16 (
16. h4 $16 {Komodo13})) 15. Bxe6 $18 (15. Ne4 $18 Nxf6 16. Qe5) (15. Nb5 Kf8
16. Nxc7 $18) 15... fxe6 (15... Qxf6 16. Bxd7+ Nxd7 17. Qxc7 Qc6 18. Qf4 $18 {
Komodo13}) (15... Nxf6 16. Ne5 $18 {Komodo13}) 16. Qxg6+ (16. Qxg6+ Kf8 17.
Qg7+ Ke8 18. f7+ Ke7 19. fxg8=Q# (19. f8=Q#)) 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "3.12"]
[White "Turner, Joseph David"]
[Black "Phillips, William"]
[Result "1/2-1/2"]
[ECO "C33"]
[WhiteElo "1842"]
[BlackElo "1893"]
[Annotator "kemen"]
[PlyCount "38"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,10,40,15,13,12,-5,-12,-6,-6,-27,-51,39]} 1. e4 e5 2. f4 exf4 3. Bc4
Nf6 4. Nc3 c6 (4... d5 5. Bxd5 Nxd5 6. Nxd5 Bd6 7. d3 Qh4+ 8. Kf1 c6 9. Nf3 Qh6
10. Nc3 Bg4 11. d4 O-O $17 {Turner-Phillips, West Wales op 2018,1-0}) 5. Qe2 (
5. Bb3) (5. d4 {main lines}) 5... d6 (5... d5 {main} 6. exd5+ Be7 7. d4 O-O (
7... cxd5)) (5... Bb4 6. Nf3 O-O 7. O-O d5 8. exd5 cxd5 9. Bb5 Nc6 10. a3 Re8
11. Qd3 Bc5+ 12. Kh1 g6 {Turner-D Howell, S Wales Winter op 2004,0-1}) 6. d4
Bg4 (6... Be7 {1 win each, 1 draw}) 7. Nf3 Nh5 8. Bd2 (8. O-O Qf6 9. e5 dxe5
10. Ne4 Qd8 11. Bxf7+ $18 {Belkodja-Plane,Plancoet op 2001,1-0}) (8. Nd1 g5 (
8... Be7 9. O-O O-O $11 {Komodo13}) (8... g6 9. Nf2 Bd7 10. O-O Bg7 $11 {
Stockfish10}) 9. O-O $11 {Komodo10 in jun 2018} (9. Nf2 $18 {Stockfish10})) (8.
g3 fxg3 9. hxg3 $11 {Stockfish10} Nxg3 10. Bxf7+ Kxf7 11. Qf2 Nf5 12. Nh4 h5
13. Nxf5 Qf6 14. Bg5 Qxg5 15. Nh6+ Ke8 16. Nf7 Qf6 17. Qxf6 gxf6 18. Nxh8 Na6
$14 {Stockfish10}) 8... Be7 (8... g6 9. O-O-O Bg7 10. Rhe1 O-O $15 {Komodo13 &
Stockfish10}) 9. O-O-O b5 10. Bb3 (10. Bd3) 10... O-O (10... a5 {continuing
the Q side advance} 11. a4 b4 12. Nb1 O-O $17 {Stockfish10}) 11. d5 (11. Rdg1
a5 (11... Nd7) 12. a4 bxa4 13. Nxa4 Nd7 14. g3 fxg3 15. hxg3 Rb8 $15 {
Stockfish10}) 11... b4 $19 12. Na4 c5 13. e5 Nd7 (13... dxe5 14. Qxe5 Bd6 15.
Qg5 (15. Qe2 Qa5 $19 (15... Nf6 $19) (15... Nd7 $19)) 15... Qxg5 16. Nxg5 Bxd1
17. Ne4 Bxc2 18. Kxc2 Rd8 $19 {Stockfish10}) 14. exd6 (14. e6 fxe6 15. dxe6
Ndf6 16. Rhe1 Rc8 17. c4 Re8 18. Bc2 Bf8 $19 {Stockfish10}) 14... Bxd6 15. Qf2
Rc8 16. c4 Re8 (16... Bf5 17. Bc2 Bxc2 18. Kxc2 Nhf6 19. Qh4 Qa5 20. b3 Nb6 21.
Nb2 Nfxd5 $19 {Stockfish10} 22. cxd5 c4 23. Kb1 c3 $19) 17. Rde1 Qf6 18. Rxe8+
Rxe8 19. Re1 Rxe1+ {(draw agreed-both players very short of time by now)} (
19... Rxe1+ 20. Qxe1 g5 $19 {Stockfish10 & Komodo13- Bl's K side pawn can be
mobilized to roll forward, while Wh's d5 is securely blockaded}) 1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "3.13"]
[White "Guy, David"]
[Black "Denham-Kennedy, Colin"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "1891"]
[BlackElo "1656"]
[Annotator "kemen"]
[PlyCount "55"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,22,25,15,38,44,35,28,37,56,49,51,42,52,52,52,35,43,43,17,17,17,53,22,
30]} 1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 (6. Nxf6+
Nxf6 7. Bd3 {main}) 6... Nxe4 7. Bxe4 Nf6 8. Bd3 {transposes back} c5 9. c3 (9.
dxc5) (9. O-O) 9... cxd4 10. Nxd4 Bc5 11. Nb3 Be7 12. O-O Bd7 (12... O-O) 13.
Bg5 (13. Qc2 O-O 14. Bg5 h6 15. Bh4 Rc8 16. Rad1 Qc7 17. Bg3 Qb6 18. Qe2 Rfe8
19. Rd2 Bc6 20. Nd4 a6 21. Nxc6 Qxc6 22. Rfd1 Red8 $16 {Erhan-De Blecourt, Wld
ch girls U14, Duisburg 1992,1-0}) (13. Bf4 $14) 13... Qc7 14. Qe2 (14. Nd4 {
Stockfish10 & Komodo13}) 14... h6 15. Bxf6 Bxf6 16. Bb5 Bc6 17. Rfd1 O-O 18.
Bxc6 Qxc6 $11 19. Rd3 Rfd8 20. Rad1 Rxd3 21. Rxd3 Rd8 22. Rxd8+ Bxd8 23. Qd3
Bb6 24. g3 Qa4 25. Nc1 Qc6 26. Nb3 Qa4 27. Nc1 Qc6 (27... e5 $15) 28. Nb3 {
(draw?)} 1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "3.14"]
[White "Whitehead, Mark A"]
[Black "Hare, Roy T"]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "1847"]
[BlackElo "1672"]
[Annotator "kemen"]
[PlyCount "47"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 d6 5. d3 Be7 (5... Nf6) (5... g6) 6. f4 a6
7. Nf3 Nd4 $146 (7... Nf6) (7... Qc7) 8. Be3 Nxf3+ 9. Bxf3 $14 (9. Qxf3 $16)
9... Rb8 10. O-O b6 11. Bf2 (11. d4 $16 {Komodo13- opening up the position
seems called for as Bl is behind in development}) 11... Bb7 12. Qe2 Nf6 13. g4
h6 $11 (13... Nd7 $11) 14. Rae1 Nd7 15. Bg3 Bh4 16. Qg2 Bxg3 17. Qxg3 b5 18. a3
Qb6 19. Qf2 O-O 20. Nd1 e5 21. f5 c4 22. dxc4 bxc4 23. Qxb6 Nxb6 24. Nc3 $11
1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.12"]
[Round "3.15"]
[White "Bevan, Peter M"]
[Black "Thomas, Roy"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "1889"]
[BlackElo "1696"]
[Annotator "kemen"]
[PlyCount "80"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,10,27,-23,0,-23,32,33,45,33,45,24,42]} 1. c4 e6 2. g3 f5 3. Bg2 Nf6 4.
Nc3 Nc6 5. d3 (5. e3 {main}) 5... Be7 (5... Bb4) 6. e4 {main} (6. e3) 6... fxe4
7. Nxe4 $146 (7. dxe4 {Cloud Engines; 1.5-2.5}) 7... O-O (7... d5 $15 {Fritz13
& Komodo13}) 8. Ne2 (8. Nxf6+ Bxf6 9. Ne2 $11) 8... d5 (8... Nxe4 9. dxe4 $15
Bc5 {Komodo13} (9... Bb4+ {Fritz13 & Deep Fritz13})) 9. Nxf6+ Bxf6 10. cxd5
exd5 11. Qb3 (11. O-O $11) 11... Ne7 {Fritz13} (11... Re8 $15 {Komodo13} 12.
Qxd5+ (12. Bxd5+ Kh8 $17) 12... Be6 13. Qxd8 Raxd8 14. O-O Bf7 15. Be3 Nb4 16.
Bxb7 Nc2 17. Rad1 Nxe3 18. fxe3 Rxe3 19. Kf2 Rexd3 20. Rxd3 Rxd3 21. Rc1 Rd2
22. Ke3 Rxb2 23. Rxc7 g6 $15) 12. O-O c6 $11 13. Be3 Re8 (13... Nf5 14. Bc5 Re8
$15 {Komodo13}) 14. Bd4 Nf5 15. Bxf6 Qxf6 16. Rae1 Nd6 (16... Rxe2 17. Rxe2 Nd4
18. Re8+ (18. Qd1 Bg4 19. f3 Nxe2+ 20. Qxe2 Bd7 $15) 18... Kf7 19. Rxc8 Nxb3
20. Rxa8 Nd2 21. Rd1 Qxb2 22. Rxa7 $11 {Fritz13 & Komodo13}) 17. Nc3 (17. Nf4
$11) 17... Bf5 (17... Rxe1 18. Rxe1 Bf5 $15 {Komodo13} 19. Ne4 Qe6 $19) 18. Ne4
Qg6 19. Nxd6 Qxd6 20. Be4 (20. Rxe8+ Rxe8 21. Qxb7 Rb8 22. Qxa7 Rxb2 23. Qe3
$14 {Komodo13} Rxa2 24. Qe8+ Qf8 25. Qxc6 $18) 20... Bh3 21. Bg2 Bxg2 (21...
Bf5) 22. Kxg2 b6 $11 23. d4 Qf6 24. Qc3 Kf7 (24... Qg6) 25. Re3 Kg8 26. Rfe1
$14 Qg6 27. Re5 Rxe5 28. Rxe5 Re8 29. Qe3 Rxe5 30. Qxe5 (30. dxe5 Kf7 $11)
30... Qe4+ 31. f3 (31. Qxe4 dxe4 32. f3 exf3+ 33. Kxf3 Kf7 $11 {Komodo13-
maybe Bl has a slight possibility because of the isolated d pawn}) 31... Qxe5
32. dxe5 d4 (32... Kf7) 33. f4 d3 34. Kf3 c5 35. Ke3 c4 36. b3 b5 37. bxc4 bxc4
38. f5 Kf7 39. g4 g5 40. Kd2 Ke7 {neither side can do anything} 1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.1"]
[White "Kosuzek, Daniel"]
[Black "Toczek, Grzegorz"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2338"]
[BlackElo "2259"]
[Annotator "kemen"]
[PlyCount "79"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,24,19,31,14,-14,43,8,9,21,13,7,11,11,33,37,67,48,43,38,51,67,71,73,
101,90,102]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. Nc3 O-O 6. Nf3 c6 7. O-O
Qa5 8. e4 Bg4 (8... e5) 9. h3 Bxf3 10. Bxf3 Nfd7 11. Be3 {Huzman- The strong
centre and the pair of bishops give advantage to the white} a6 12. Rb1 (12. a3
{main}) 12... b5 $146 {Stohl, in commentary to game in next note, gives this
idea as Bl's only possibility of counterplay} (12... c5 {main, 4 Wh wins, 2
draws,1 Bl win}) 13. b4 Qd8 14. a4 (14. Be2 {Cloud Engines} bxc4 15. Bxc4 Nb6
16. Be2 N8d7 17. Qb3 a5 18. a3 axb4 19. axb4 e6 20. Rfc1 Qe7 21. d5 {Huzman
likes this & gives it an exclamation mark.The Engines, Stockfish10 & Komodo13
are less impressed and reduce Wh's advantage from definite plus to slight plus.
} exd5 (21... Rfc8 $14 {both Engines}) 22. exd5 c5 23. bxc5 dxc5 {
Hansen-Mortensen, DEN ch, Taastrup 1998,1-0} 24. Nb5 $16) 14... bxc4 15. Qe2 e5
16. d5 cxd5 17. Nxd5 $16 Nc6 18. Qxc4 Nd4 19. Bg2 (19. Kg2 {Deep Fritz13 &
Komodo13}) 19... Nb6 (19... Nf6 {Komodo13}) 20. Nxb6 Qxb6 21. Rfc1 $18 Ra7 22.
Bf1 Bf6 23. Qd5 {Komodo13} (23. Bxd4 exd4 24. Qc6 {Deep Fritz13}) 23... Rfa8
24. Bd3 (24. b5 axb5 25. axb5 $18 {Komodo13}) (24. a5 Qd8 25. Bxd4 exd4 26. Rc6
$18 {Komodo13}) 24... Kg7 25. Kg2 Qb7 26. Qxb7 Rxb7 27. Bxd4 exd4 28. e5 {
Komodo13} (28. a5 Rab8 29. Bxa6 {Deep Fritz13} Rxb4 30. Rxb4 Rxb4 31. Bf1 Ra4
32. a6 Ra3 33. Rc6 d3 34. Rxd6 Be7 35. Rd7 Rxa6 36. Rxe7 Rd6 37. e5 d2 38. Be2
d1=Q 39. Bxd1 Rxd1 40. e6 Re1 41. Rxf7+ Kg8 42. Re7 $18 {Komodo13- seems to
take longer than the text}) 28... dxe5 29. Be4 (29. Bxa6 Rba7 30. Bb5 $14 {
Komodo13}) 29... Rab8 30. Bxb7 Rxb7 31. Rc6 a5 32. b5 Be7 33. b6 Bb4 34. Kf3
Re7 35. Ke4 Kh6 36. Rc4 f5+ 37. Kd3 Rd7 38. Rcxb4 e4+ 39. Kd2 axb4 40. Rxb4 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.2"]
[White "Brown, Geoffrey M"]
[Black "Thompson, Ian D"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "1861"]
[BlackElo "2120"]
[Annotator "kemen"]
[PlyCount "96"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 217,217,29974]} 1. f4 d5 2. Nf3 Bg4 3. e3 Nd7 4. h3 Bxf3 5. Qxf3 c6 (
5... Ngf6 6. g4 e5 7. g5 e4 8. Qg2 {Van Kemenade-D. Johnston, Dyfed League
2008,1-0 (featured in Gary Lane- Opening Lanes at Chess Cafe)}) 6. d4 Ngf6 7.
Bd3 e6 8. Nd2 Bd6 9. O-O O-O 10. c3 {Fritz12 & Deep Fritz13} (10. e4 dxe4 11.
Nxe4 Nxe4 12. Qxe4 Nf6 13. Qf3 Be7 14. c3 h6 15. f5 {Weller-Behar,Sydney op
2010,1-0}) (10. g4 {Komodo13}) 10... c5 11. g4 Qb6 12. g5 Ne8 13. h4 (13. Qg2
g6 14. Nf3 {Komodo13}) 13... f5 $11 14. Kg2 Be7 15. Rh1 Nd6 16. Qh5 Qc7 17. Nf1
(17. Nf3 $2 g6 18. Qh6 Nf7 $19) 17... b5 $15 18. Bd2 a5 19. Qe2 Rfb8 20. Ng3 b4
21. Rhc1 Qb6 (21... c4 22. Bc2 Rb7 $15 {Deep Fritz123 & Komodo13}) 22. c4 dxc4
23. Bxc4 Nxc4 24. Rxc4 Qc6+ 25. Qf3 Qxf3+ 26. Kxf3 Nb6 27. Rc2 cxd4 (27... c4
$15 {sets up an outside passed pawn, & secures d5 for a N keeping the Wh QB bad
}) 28. exd4 (28. Rc6 $1 dxe3 29. Bxe3 Nd5 30. Bd4 $11 {Komodo13}) 28... Rc8 29.
Rac1 $11 Kf7 30. Rxc8 (30. Rc6 Rxc6 31. Rxc6 Nd5 32. Nf1 $11 {Komodo13}) 30...
Rxc8 31. Rxc8 Nxc8 32. d5 Nb6 (32... Nd6 $15) (32... g6 $15) 33. dxe6+ Kxe6 34.
Be3 Nd5 35. Bd4 $11 g6 36. h5 Bd6 37. hxg6 hxg6 38. Ne2 a4 39. b3 a3 40. Bg7
Bc5 41. Nc1 Be3 42. Nd3 Bd2 43. Bf8 {(draw?)} Bc3 44. Nc5+ Kf7 45. Bd6 Bd2 46.
Nd3 Bc3 47. Bc5 Ke6 48. Bf8 Kf7 {(draw?)} 1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.3"]
[White "Hilton, Tim"]
[Black "Garcia, Jason"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1868"]
[BlackElo "2050"]
[Annotator "kemen"]
[PlyCount "46"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,17,19,31,14,23,20,21,31,27,42,66,49,49,31,30,50,23,37,5]} 1. d4 Nf6 2.
Bf4 c5 3. d5 (3. e3) 3... Qb6 4. Nc3 Qxb2 5. Bd2 {this position usually
arrives via a Trompovsky rather than a London System} Qb6 6. e4 d6 7. f4 g6 (
7... e5 {main}) (7... e6) 8. Nf3 {52% for Wh} (8. e5 {78% for Wh}) 8... Bg7 9.
Rb1 {main 43%} (9. e5 {60%}) 9... Qd8 10. Bc4 {1 Wh win, 4 draws, 6 Bl wins} (
10. Bb5+ Nfd7 11. a4 {3 Wh wins, 2 draws, 3 Bl wins}) 10... O-O 11. O-O Na6
$146 {Stockfish10} (11... Nfd7 {1 Bl win, 3 draws}) (11... Nbd7 {1 win each}) (
11... a6 {0-1}) (11... b6 {0-1}) 12. Bxa6 (12. Qe2) 12... bxa6 13. Qe1 (13. Qe2
$11) 13... e6 (13... Bg4 $15 {Komodo13}) 14. Qh4 (14. e5 Nxd5 15. Ne4 c4 16.
Ba5 Qd7 17. Nxd6 $11 {Komodo13}) 14... exd5 15. exd5 (15. Nxd5 Nxd5 16. Qxd8
Rxd8 17. exd5 Bf5 $19 {Komodo13}) 15... Bf5 $19 16. Rfe1 Rb8 (16... Bxc2) 17.
Rxb8 Qxb8 18. Ng5 Re8 19. Rxe8+ Qxe8 20. g4 Bxc2 21. f5 gxf5 22. gxf5 Bxf5 23.
Qg3 Qe5 (23... Nh5 $1 {Komodo13} 24. Qe1 (24. Qxd6 Bxc3 25. Bxc3 Qe3+ 26. Kh1
Qxc3) 24... Qxe1+ 25. Bxe1 Bxc3 26. Bxc3 Kf8 27. Kf2 Nf4 $19 {picks up the d5
pawn as well}) 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.4"]
[White "Musson, Adam J"]
[Black "May, Adam J"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2017"]
[BlackElo "1924"]
[Annotator "kemen"]
[PlyCount "83"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,14,26,11,59,49,69,73,64,9,0,3,-5,21,34,34,11]} 1. e4 c6 2. d4 d5 3. e5
c5 4. Ne2 (4. dxc5) (4. c3) (4. Nf3) 4... Nc6 5. c3 cxd4 6. cxd4 Bf5 7. Ng3 (7.
Nbc3 e6 8. Ng3) 7... Bg6 (7... Bxb1 {3.5-0.5}) 8. h4 (8. Nc3 {main}) (8. Bb5 {
2-0}) 8... h5 9. Nc3 e6 {transposes back} 10. Bd3 (10. Be3 {main, 61%}) 10...
Bxd3 11. Qxd3 Qb6 (11... Be7 12. Be3 g6 13. Nge2 Bxh4 14. Nf4 Kd7 15. Nfxd5
exd5 16. Nxd5 Qa5+ (16... Nge7 $11) 17. Nc3 Be7 18. O-O $11 {Forgacs-Medvegy,
Balatonalmadi Pannonia cup, 2010,1/2-1/2}) 12. Be3 a6 13. Rb1 Na5 14. b3 (14.
O-O $14 {Stockfish10}) 14... g6 15. Bg5 Nc6 16. Nge2 Bb4 17. O-O Be7 (17...
Nge7 {Stockfish10}) 18. Na4 Qc7 19. Rbc1 Bxg5 20. hxg5 Nge7 $11 21. Rc3 Nf5 22.
Rfc1 Qe7 23. Qd2 (23. Nc5 Rc8 24. Nxa6 (24. Qd2 a5 $11) 24... Qxg5 25. Nc5 Qe7
26. b4 O-O 27. a3 Kg7 $11 {Stockfish10}) 23... Qb4 24. Nb2 O-O 25. Nd3 Qe7 26.
Nc5 Na5 (26... Rfc8 $11) 27. Qf4 (27. g3 Nc6 28. f3 Rfc8 29. g4 Ng7 30. Kf2 $16
{Stockfish10}) 27... Rac8 28. g4 (28. Ng3 Kg7 (28... Ng7 29. Nce4 Rxc3 30. Nf6+
Kh8 31. Rxc3 $18) 29. Nxf5+ gxf5 (29... exf5 30. e6 $18) 30. Qd2 h4 31. Rh3 Nc6
32. Rxh4 Rh8 33. Rxh8 Rxh8 34. f4 $16 {Stockfish10}) 28... hxg4 29. Qxg4 (29.
Ne4 Rxc3 30. Nf6+ Kg7 31. Rxc3 Nc6 32. Qxg4 Rh8 33. Rh3 Qd8 $11 {Stockfish10})
29... Kg7 (29... Nc6 30. Rh3 Kg7 31. Kg2 Rh8 32. Rch1 b6 33. Nd3 Rxh3 34. Rxh3
(34. Qxh3 Qxg5+ $19) 34... Rh8 35. Rxh8 Kxh8 36. Qf4 a5 $17 {Komodo13}) 30. Nf4
(30. Ng3) 30... Rc6 $2 {too defensive it seems} (30... Nc6 $19 {Stockfish10,
as Wh loses the d pawn} 31. Ne2 Rh8 32. Ng3 (32. f4 Rh4 33. Qg2 Ncxd4 $19 (
33... Rch8 $19)) (32. Qg2 Rh4 $19) 32... Ncxd4 $19 33. Nxf5+ exf5 $1 (33...
Nxf5 $19) 34. Qxd4 Qxg5+ 35. Kf1 Rh1+ 36. Ke2 Rxc1 37. Rxc1 Qxc1 $19) 31. Ne2 (
31. Rh3 $1 $18 {as Bl has disconnected his Rs} b6 32. Kg2 bxc5 33. Rch1 Rg8 34.
Rh7+ Kf8 35. Nxg6+ $1 fxg6 (35... Rxg6 36. Rh8+ Rg8 37. Rxg8+ Kxg8 38. Qh5 f6
39. gxf6 {mating}) 36. Rxe7 Kxe7 37. dxc5 $18 {Stockfish10}) 31... Rfc8 (31...
Rcc8 $17) 32. Qf4 (32. Rh3 b6 33. Ng3 Rg8 34. Rh7+ Kf8 (34... Kxh7 35. Qh3+ Kg7
36. Nxf5+ $18) 35. Nd3 Rxc1+ 36. Nxc1 Nc6 $11 {Stockfish10}) 32... b6 $17 33.
Na4 Rxc3 (33... Qb4) 34. Naxc3 b5 (34... Nc6 $17) 35. Kg2 b4 $2 (35... Rh8 $11)
(35... Nc6 36. Nd1 Qd7 $11) 36. Nxd5 $18 Qb7 37. Rxc8 Qxc8 38. Nf6 Qc6+ 39. Kg1
(39. d5 $1 exd5 (39... Qc8 40. d6 $18) 40. Qh2 d4+ 41. Kg1 Kf8 42. Qh8+ Ke7 43.
Nf4 Nb7 44. e6 $18 {Stockfish10}) 39... Qc2 40. Qh2 Qb1+ 41. Kg2 Qe4+ {best
move to delay mate according to Stockfish10.} 42. Nxe4 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.5"]
[White "McCarthy, Maurice"]
[Black "Jukes, Sam"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "1980"]
[BlackElo "1897"]
[Annotator "kemen"]
[PlyCount "66"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,23,14,-11,-5,-5,-5,-6,-14,-25,-14,-20,-20,-20,7,7,4,4,4,0,0,-19,-19,
-33,-33,-24]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 {main} 5. cxd5 Nxd5 6.
Bg2 Nb6 7. O-O Be7 8. d3 O-O 9. a3 Be6 10. Bd2 (10. b4 a5 11. b5 Nd4 12. Nd2 c6
) 10... f5 (10... f6 {main}) 11. b4 a6 (11... Bf6 12. Rc1 {main}) 12. Rb1 (12.
Rc1) 12... f4 (12... Bf6) 13. b5 (13. Ne4 $14 {Komodo13} fxg3 14. fxg3 Bd5 15.
Rc1 Bxe4 16. dxe4 Kh8 17. Be3 Qe8 18. Qb3 Qh5 19. Bc5 Nc8 20. a4 Bd6 21. b5
axb5 22. axb5 Na5 23. Qd3 Rf6 24. Bxd6 cxd6 25. Rc7 {Waldrep-Crawford, USA ch
prelim corr 1996,1-0}) 13... axb5 14. Rxb5 Bd6 (14... Rxa3 15. Nxe5 $11) 15.
Qb1 (15. a4) 15... Rxa3 16. gxf4 (16. Ne4 Bd5 17. Rxd5 Nxd5 18. Qxb7 Nce7 19.
Nxd6 Qxd6 (19... cxd6 20. Ng5 $11) 20. Qb2 Nc6 21. Ng5 Nd4 22. Bb4 Nxb4 23.
Qxa3 Nxe2+ 24. Kh1 Kh8 25. Ne4 Qe7 26. Rb1 c5 27. Nxc5 Nc2 28. Qa5 fxg3 29.
fxg3 Ne3 30. Qb4 $11 {Komodo13} (30. Nd7 Ng4 31. Rf1 $11)) 16... exf4 17. Ne4
Be7 (17... Bd5 18. Qc1 Ra4 (18... Ra7) 19. Qb2 Ra6 20. Ra1 Rxa1+ 21. Qxa1 Qd7
$17 {Komodo13}) 18. Bc3 (18. Qc1 Ra2 19. Nc3 Ra3 20. Ne4 Ra2 $11) 18... Nd5 19.
Bb2 (19. Ba1) 19... Ra5 20. Rxa5 Nxa5 21. Nd4 $11 Bf7 (21... Bg4) 22. Nf5 Bf6
23. Bxf6 (23. Nxf6+ Nxf6 24. Qc1 $14) 23... Nxf6 24. Qb4 $11 Nxe4 25. Qxe4 (25.
Bxe4) 25... Qf6 (25... Qg5 26. h4 Qf6 27. Qxf4 Bg6 28. e4 c6 29. Qc7 $11 {
Komodo13}) 26. Ne7+ (26. Qxf4) 26... Kh8 27. Nd5 Bxd5 28. Qxd5 Qf5 (28... Nc6
$15) 29. Qxf5 (29. Ra1) 29... Rxf5 30. Bxb7 {a miscalculation} (30. h4 c6 31.
Rb1 g6 32. Rb4 {Komodo13 thinks Wh with active R & B has sufficient for the
pawn} Kg7 $11) 30... Nxb7 31. Rb1 Nd8 32. Rb8 Rf8 33. Kg2 Ne6 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.6"]
[White "Cheung, Ryan"]
[Black "Jones, Ian Robert"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1642"]
[BlackElo "1975"]
[Annotator "kemen"]
[PlyCount "66"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,14,15,30,79,75,80,21,21,21,42,30,34,35,26,16,14]} 1. d4 d6 2. e4 Nf6
3. Bd3 e5 4. Nf3 exd4 (4... Nbd7) 5. Nxd4 Nc6 (5... Be7) 6. Nxc6 bxc6 7. h3 (7.
O-O) 7... Be7 8. O-O O-O 9. Nc3 Re8 10. Bf4 (10. f4 {main}) 10... Bf8 (10...
Nd7 11. Qd2 Bf6 12. Rfe1 Be5 13. Bxe5 Nxe5 {Nestorovic-Nestorovic, Djenovici
2019; draw agreed}) 11. Re1 Nd7 {Houdini1.5 & Komodo13} (11... Be6 12. Re3 g6
13. Bg5 h6 14. Bh4 g5 15. Bg3 Bg7 16. f4 g4 17. e5 Nh5 18. f5 Qg5 19. Qe2 Nxg3
(19... Bxf5 $17) 20. Rxg3 Bxf5 21. Bxf5 Qxf5 22. Rf1 Qxe5 23. Qxg4 Rf8 (23...
Kh8 24. Rxf7 Rg8 $15 {Komodo13}) 24. Rf5 $18 {De Ruijsscher-Tillema, Hengelo
U14 0- 2001,1-0}) (11... Bb7 12. Qd2 h6 13. Rad1 Qd7 14. Bc4 Rad8 15. Bb3 Qc8
16. Bh2 Qa8 17. Qd3 c5 18. Nd5 Nxd5 19. exd5 c6 20. Rxe8 Rxe8 21. dxc6 Bxc6 $11
{Svoboda-Zuziak, Morava ch U16, Kouaty nad Desnou, 2012,1-0}) 12. Ne2 (12. Qd2)
12... Nc5 13. Nd4 Qf6 14. Be3 Nxd3 15. Qxd3 (15. cxd3 $11) 15... Bd7 (15... c5
16. Ne2 Qxb2 $17 {Komodo13}) 16. c3 (16. b3) 16... Rab8 17. b3 c5 18. Nf5 (18.
Ne2 $11) 18... a5 (18... Bb5 19. c4 Bc6 20. Ng3 g6 21. Qd2 Bg7 22. Rac1 Rb4 $15
{Komodo13}) 19. Bd2 (19. Bxc5 Bxf5 20. Bd4 Bxe4 21. Rxe4 Qg6 22. Rxe8 Qxd3 23.
Rxb8 c5 24. Be3 Qxc3 25. Rc1 $11 {Komodo13}) 19... a4 20. b4 (20. c4 Bc6 21. f3
$11) 20... cxb4 21. cxb4 Bb5 (21... d5 $1 22. Qxd5 Rbd8 23. Qd4 Qxd4 24. Nxd4
Bxh3 25. Bc3 Bd7 $15 {Komodo13}) 22. Qf3 Qe6 (22... Qg6) 23. Bc3 (23. Nd4 Qd7
24. Nxb5 Qxb5 25. a3 c5 $11 {Komodo13}) 23... Bc4 (23... a3 $5) 24. a3 Qg6 25.
Re3 Be7 $2 (25... f6 26. h4 $14) 26. h4 (26. Nxg7 $18) (26. Bxg7 $18) (26. Rae1
Bf6 27. Bxf6 Qxf6 28. Rc1 Bb3 29. Rxc7 $18) 26... Bf6 27. h5 (27. Bxf6 Qxf6 28.
Rc1 Bb3 29. Rxc7 $18 {Komodo13}) 27... Qg5 28. Rae1 (28. Bxf6 {as above}) 28...
Bxc3 29. Rxc3 d5 30. Rce3 (30. Qe3 Qxe3 31. Rexe3 c6 32. Rg3 g6 33. Nd6 $16 {
Komodo13}) 30... dxe4 31. Rxe4 (31. Ng3 Qh6 32. Rxe4 Be6 33. Qc3 $16 {Komodo13}
) 31... Rxe4 32. Qxe4 Be6 33. Ng3 (33. Nd4 Qxh5 34. Nxe6 fxe6 35. Qxe6+ Qf7 36.
Qc6 $16 {Komodo13}) 33... g6 $16 1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.7"]
[White "Fathallah, Joe"]
[Black "Graham, David B"]
[Result "0-1"]
[ECO "E80"]
[WhiteElo "1904"]
[BlackElo "2162"]
[PlyCount "76"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,19,14,17,38,-9,43,37,32,22,27,24,58,51,58,46,46,28,30,28,35,35]} 1. d4
Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 (5... O-O) 6. Be3 a6 7. a4 (7. Qd2) (
7. Bd3) 7... a5 8. Bd3 Na6 9. Nge2 e5 10. d5 O-O 11. Qd2 (11. O-O Nd7 {2 draws,
7 Bl wins}) 11... Nb4 {2 draws, 2 Bl wins} (11... Nd7 {2 Wh wins, 4 draws % 3
Bl wins}) 12. Bb1 cxd5 (12... c5 {1-2}) 13. Nxd5 (13. cxd5 Nd7 14. O-O Nc5 15.
Ra3 {2 draws}) 13... Nfxd5 14. cxd5 Bd7 $11 15. Nc1 (15. O-O) 15... Qh4+ 16.
Bf2 Qh5 17. Nd3 Bh6 18. Be3 Bxe3 19. Qxe3 Qh4+ 20. Qf2 Qxf2+ 21. Kxf2 Rfc8 $11
(21... Na6 22. Rc1 f5 23. Ke3 $11 {Komodo13}) 22. Nxb4 axb4 23. Bd3 Rc5 (23...
Rxa4 24. Rxa4 Bxa4 25. Ra1 Bd7 26. Ke3 $11 {Komodo13- the doubled b pawns are
not much of an investment}) 24. Rhc1 Rxa4 25. Rxa4 Bxa4 26. Rc4 (26. Ra1 $11)
26... Rxc4 27. Bxc4 Kf8 $17 {The Bl k gets very active} 28. Ke3 Ke7 29. Kd3 f5
{creating some open lines} 30. exf5 (30. Kd2 f4 31. g4 g5 32. Be2 Kd7 33. Bd3
Kc7 $19 34. Bc4 Kb6 35. Be2 Bb3 36. Bf1 Kc5 37. Bh3 Kd4 38. Bg2 Bc4 39. Bh3 Bb5
40. Bg2 Bd3 41. Bh3 Bxe4 42. fxe4 Kxe4 $19 {Komodo13}) 30... gxf5 31. Ke3 h6
32. g3 Kf6 33. f4 b5 34. Ba2 (34. Bf1 Bb3 35. Bg2 Bc4 {and again Wh will be
forced into zugzwang}) 34... Bc2 35. fxe5+ Kxe5 36. b3 Be4 (36... Kxd5) 37. h3
Bxd5 38. Kd3 Be4+ 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.8"]
[White "Makkar, Rajat"]
[Black "Young, Alan"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2135"]
[BlackElo "2015"]
[Annotator "kemen"]
[PlyCount "71"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,17,30,35,27,0,4,0,10,-18,11,12,25,25,46,33,33,45,45,23]} 1. d4 d5 2.
c4 e6 (2... dxc4 {was Bl's usual response in previous years}) 3. Nf3 Nf6 4. g3
Bb4+ 5. Bd2 Bd6 6. Bg2 c6 7. O-O Nbd7 8. Qc2 Ne4 ({after} 8... O-O {in a
similar position, Bl suffered from a severe lack of space in Rd 2-
Cheung-Young, West Wales Open 2019,1-0. Although survived in AH Williams-Young,
Dyfed Open 2019,1/2-1/2}) 9. Ne1 $146 (9. Nc3) (9. Bf4) 9... Nxd2 10. Nxd2 Nf6
11. Nd3 (11. e4 $16 {Komodo13}) 11... O-O 12. Rad1 {Wh wishes to mobilize
before any pawn break} (12. b4 Qe7 13. Rab1 Rd8 14. b5 {transposition to
Ozturk-Atalik, TUR ch tm 2017,1/2-1/2}) 12... Qc7 13. e4 dxe4 14. Nxe4 Nxe4 15.
Bxe4 g6 16. Rfe1 Rd8 17. b4 (17. c5 Bf8 18. Qc3 Bg7 19. Ne5 Bd7 20. Bg2 Be8 21.
Nc4 $16 {Komodo13}) 17... a5 $11 18. a3 (18. c5 $5) 18... Bf8 19. Qb2 axb4 20.
Nxb4 {gives Bl some chances} (20. axb4 Qd6 21. Qe2 Qc7 (21... Qxd4 22. Ne5 Qb6
23. c5 Qc7 24. Rxd8 Qxd8 25. Rd1 Qc7 26. f4 $11) 22. Qb2 $11 {Komodo13}) 20...
Qa5 (20... Ra5 $17 {Deep Fritz14 & Komodo13}) 21. Rd3 {Deep Fritz14} (21. Nc2
$15 {Komodo13}) 21... c5 (21... e5 $17 {both Engines} 22. dxe5 Re8 $17 {
Komodo13} (22... Rxd3 23. Nxd3 Qxa3 $17 {Deep Fritz13})) 22. dxc5 $11 Rxd3 (
22... Bxc5 $11 {both Engines}) 23. Nxd3 Bxc5 24. a4 (24. Qf6 Bf8 25. Rd1 Bg7
26. Qe7 Bf8 (26... Qxa3 27. Nc5 $18) 27. Qf6 Bg7 $11 {Komodo13}) 24... Bd7 (
24... Bf8 $15 {both Engines}) 25. Qxb7 $11 {Deep Fritz14} (25. Bxb7 Ra7 26. Rc1
$14 {Komodo13}) 25... Rd8 26. Ra1 Bd4 (26... Qc3 {Komodo13}) (26... Bf8 {
Deep Fritz14}) 27. Ra2 Qc3 28. Qc7 (28. Qb4 $14 {both Engines}) 28... Bf6 29.
a5 Qb3 (29... Bb5 {both Engines} 30. a6 Bxc4 (30... Qxc4 31. Qxc4 Bxc4 32. Ra4
Bb5 33. Ra5 Bxd3 34. Bxd3 Bd4 35. Kf1 Kf8 36. Ra2 $14 {Komodo13}) 31. Ra4 Rxd3
32. Qxc4 (32. Bxd3 Qe1+ 33. Kg2 Bxd3 {mate in 18-Komodo13}) 32... Qxc4 33. Rxc4
Ra3 34. Bb7 $11 {Komodo13}) 30. Ra1 (30. Rb2 $18 {both Engines} Qd1+ 31. Kg2
Qa1 32. Rb4 Kg7 33. h4 h5 34. c5 $18 {Komodo13}) 30... Be8 (30... Bc6 {both
Engines} 31. Bxc6 Qxd3 32. Rc1 Qe2 33. Qf4 Bd4 34. Kg2 Bc5 $11 {Komodo13}) 31.
a6 $18 Qc3 32. Rc1 (32. Rb1) 32... Qa3 33. a7 Rxd3 34. Bxd3 Qxc1+ 35. Bf1 (35.
Kg2) 35... Qa1 36. Qb8 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.9"]
[White "Van Kemenade, Rudy"]
[Black "Van Veelen, Thomas"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1885"]
[BlackElo "1992"]
[Annotator "kemen"]
[PlyCount "71"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. e4 e6 2. d3 d5 3. Qe2 dxe4 4. dxe4 e5 5. Nf3 Nc6 6. c3 Nf6 (6... a5 7. Qc2
Bc5 8. Bb5 Qf6 {Van Kemenade- Thompson, Rd1 West Wales Open 2019,0-1}) 7. Qc2
Bc5 (7... Bd6) 8. Bb5 (8. b4 {main} Bd6 (8... Bb6 {5-0}) 9. Nbd2 {4-2} (9. Bc4
{2-0})) 8... Bd7 (8... O-O 9. O-O {2 Wh wins, 2 draws}) (8... Qe7 {1 win each,
1 draw}) 9. Nbd2 {Komodo13 & Stockfish8} (9. O-O Qe7 10. b4 Bd6 11. Be2 a5 12.
b5 Nd8 13. a4 Ne6 14. Nbd2 Nc5 15. Bd3 Bg4 {Jamrich-Goczo. HUN ch tm 2000,
draw agreed}) (9. Bg5 O-O 10. O-O Bd6 11. Ba4 (11. Nbd2 Nb4 12. Qa4 c6 13. Be2
b5 14. Qd1 Na6 15. Nc4 Be7 16. Ncxe5 {Herera-Davis, Mar del Plata Open 2009,1-0
}) 11... a6 12. Bb3 Na5 13. Nbd2 Nxb3 14. axb3 b6 15. Nc4 Bb5 16. Rfd1 Bxc4 17.
bxc4 Qe7 18. Nh4 Qe6 19. Nf5 Ne8 20. Qd3 h6 21. Bh4 Kh7 {Biti-Winkler, Nova
Gorica 2009,1-0}) 9... O-O 10. h3 (10. Bxc6 {looks dangerous} Bxc6 11. Nxe5 Qe8
(11... Bb5 12. c4 Re8 (12... Ba6 13. O-O $16 {pm analysis})) 12. Nxc6 Qxc6 13.
Nb3 (13. O-O Rae8 $11) 13... Bb6 14. f3 Rfe8 15. Bd2 Nxe4 16. fxe4 Rxe4+ 17.
Kd1 Rd8 $15 {Komodo13}) (10. O-O) 10... Qe7 11. Nf1 {too ambitious- aiming for
a K side attack} (11. O-O) (11. a4) 11... Nb4 $1 $19 12. cxb4 Bxb4+ 13. Bd2
Bxb5 14. O-O-O Rad8 15. Bxb4 (15. Ng3 Bd3 $2 {looked dangerous but loses
tactically} (15... Bxd2+ 16. Rxd2 Rxd2 17. Qxd2 Rd8 18. Qc3 Re8 19. Rd1 Bc6 $17
) 16. Bxb4 Bxc2 17. Bxe7 Rxd1+ 18. Rxd1 Bxd1 19. Kxd1 {with 2 pieces for a R})
15... Qxb4 (15... Rxd1+ 16. Kxd1 Qxb4 17. Ng3 Qd6+ $19 {Komodo13}) 16. Ng3 (16.
Rxd8 Rxd8 17. Ng3 $17 {Komodo13, as now} Ba4 (17... Qa5 $19 {Komodo13}) 18.
Qxc7 Rd6 19. Kb1 {though} Ne8 20. Qc1 f6 21. Qe3 Bd1 22. Qc1 Bxf3 23. gxf3 Rd2
$17) 16... Ba4 $1 {causes a terrible weakness in the Wh K position} 17. b3 Bc6
18. Nxe5 (18. Rhe1 {pm analysis} Rxd1+ 19. Kxd1 Rd8+ 20. Kc1 Ne8 $1 $19 {
Komodo13} 21. Re3 f6) 18... Bxe4 19. Nxe4 Nxe4 20. Kb2 Nc5 21. Rxd8 {this
doesn't help, but Wh was hoping to followup with Rd1 & have some back rank play
} (21. Nc4 {pm analysis} h6 $17 (21... b5 22. Ne5 (22. Ne3 Na4+ 23. Ka1 Nc3 24.
Rc1 Nd5 $17) 22... Na4+ 23. Ka1 Rxd1+ 24. Rxd1 Qe7 25. f4 Nb6 26. Rc1 h6 27.
Qxc7 Qf6 28. Rf1 Rd8 $15)) 21... Rxd8 22. Nc4 (22. Rd1 $2 Na4+ 23. Kb1 (23. Ka1
Rxd1+ 24. Qxd1 Qc3+ 25. Kb1 Qb2#) 23... Rxd1+ 24. Qxd1 Nc3+ $19) 22... Nd3+ {
which is why Wh should have kept the first R on d1} 23. Kb1 b5 $1 {though it
does split Bl's Q side pawns} (23... Ne1 {feared by Wh} 24. Qe2 (24. Qe4 Rd1+
25. Kb2 Nd3+ 26. Kc2 Rxh1 {picks up an exchange}) 24... Nxg2 25. Qe5 b5 26.
Qxc7 Rf8 27. Nb2 Qd4 $19 {Komodo13}) 24. a3 (24. Ne3 {Thomas} c5 $19) 24... Qe7
25. Na5 {hoping for some activity} (25. Nb2 Ne1 $1 (25... Nxb2 26. Kxb2 c5 $19)
26. Qc3 Nxg2 27. Rg1 {pm analysis} g6 $1 $19 {Komodo13}) (25. Ne3 c5 26. Rd1
Qe4 27. Ka1 Qd4+ $19 {Komodo13}) 25... Qxa3 26. Nc6 (26. Rd1 Qxa5 27. Rxd3 Rxd3
28. Qxd3 Qe1+ 29. Ka2 Qxf2+ $19 {Komodo13}) 26... Nb4 $1 {missed by Wh} 27.
Nxb4 Qxb4 28. Qxc7 (28. Rd1 Rxd1+ 29. Qxd1 g6 30. Ka2 c5 {is a little better ,
but Wh has nothing}) 28... Qxb3+ 29. Kc1 Qc4+ (29... Qa3+ $1 {Komodo13} 30. Kb1
Qb4+ 31. Ka1 Qd4+ 32. Ka2 h5 $19 {the Wh K is badly exposed}) 30. Qxc4 bxc4 31.
Kc2 $17 g5 $6 {creating a weakness that allows Wh to save the game} (31... g6
32. Ra1 Rd7 (32... Re8 33. Kd2 Re7 34. Ra2 Rc7 35. Kc3 {Komodo13}) 33. Kc3 Rc7
34. Ra6 Kg7 {Bl should be able to win, pm analysis}) (31... Rd6 32. Kc3 Rf6 33.
f3 Rc6 34. Ra1 a6 35. h4 g6 $17 {Komodo13}) 32. Ra1 Rd7 (32... Re8 {Komodo13}
33. Kd1 (33. Kd2 c3+ 34. Kxc3 Re2) 33... c3 34. Ra5 h6 35. Rc5 Rb8 36. Rxc3 Rb2
37. Ke1 Ra2 $17 {Komodo13 is certainly playing better than both players}) 33.
Ra5 Rc7 (33... h6 34. Rc5 Kg7 35. Rxc4 Rd5 36. Ra4 Rf5 37. f3 a5 {Wh still has
good drawing chances against a Rs pawn as the extra}) 34. Rxg5+ $11 Kf8 35. Kc3
Ke8 (35... Ke7 {almost played, but it makes little difference}) 36. Rh5 {
(draw?)} (36. Rg8+ Ke7 37. Rh8 {pm analysis} Rb7 38. Rxh7 Rb3+ 39. Kxc4 Rb2 40.
Rh5 Rxf2 41. g4 $11 {Komodo13}) (36. Rh5 Rc6 37. Rxh7 Rf6 38. Kxc4 Rxf2 39. g4
$11 {Komodo13}) 1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.10"]
[White "Phillips, William"]
[Black "Hare, Roy T"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1893"]
[BlackElo "1672"]
[Annotator "kemen"]
[PlyCount "69"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,21,25,26,26,27,56,59,74,74,85,61,68,41,93,66,73,64,69,42,39,32,33,26]
} 1. d4 Nf6 2. Nf3 d6 3. Nc3 g6 4. e4 Bg7 5. Be2 O-O 6. h3 Nbd7 7. Be3 c6 8.
O-O (8. a4) 8... b5 (8... e5) (8... Qc7) 9. a3 {40 % for Wh} (9. e5 {64% for Wh
}) 9... Bb7 (9... Nb6) 10. e5 dxe5 (10... Ne8 11. e6 {6 Wh wins, 1 draw, 2 Bl
wins}) 11. dxe5 Ne8 (11... Nd5 {Cloud Engines} 12. Nxd5 cxd5 13. e6 (13. Bd4
$14 a6 14. e6 fxe6 15. Ng5 Bxd4 16. Qxd4 e5 17. Qh4 Nf6 18. Ne6 {
Skara-Bergmannshoff, Bochum ch 1989,1-0}) (13. Bxb5 Nxe5 14. Nxe5 Bxe5 15. Bd4
Bd6 16. f4 $11 {Mendes-Brisson, FRA cup email 2014,0-1}) 13... Ne5 14. exf7+
Nxf7 15. Nd4 Qd6 16. f4 {Bednarska-Urban, Police op 1993,0-1} (16. Nxb5 $14))
12. e6 $16 {Bl thought this was a mistake} fxe6 13. Ng5 Nc7 14. Bg4 Ne5 (14...
Rf5 15. Bxf5 exf5 16. Qd2 Qe8 17. Rad1 Ne5 18. Bf4 Nd5 19. Nxd5 cxd5 20. Qe2
$16 {Mela-Morselli, Imperia op 2007,1-0}) 15. Bxe6+ Nxe6 16. Nxe6 $18 Qxd1 17.
Raxd1 Rfc8 18. Nxg7 Kf7 {hoping to catch the N later} (18... Kxg7 19. Bd4) 19.
Bd4 (19. Bh6) (19. Bc5) (19. Rfe1) 19... Nc4 20. Ne4 e5 21. Bc3 Rd8 22. b3 Kxg7
23. bxc4 Rxd1 24. Bxe5+ Kh6 25. Rxd1 bxc4 26. Bf4+ (26. Rd7 Rg8 (26... Bc8 27.
Bg7+ Kh5 28. Ng3+ Kg5 29. Rd4 Bxh3 30. gxh3 Re8 31. h4#) 27. Rxb7 {Komodo13})
26... g5 27. Bxg5+ Kg6 28. f4 (28. Rd6+ Kf5 29. f3 Rf8 30. Rh6 c5 31. Be7 Rg8
32. Nd6+ Ke5 33. Nxb7 $18 {Komodo13}) 28... Re8 29. Rd6+ (29. Nd6 Rb8 30. Rb1)
29... Kf7 30. Rd7+ Kg6 31. Nd6 Re1+ 32. Kf2 Rd1 33. Nxc4 (33. Be7) (33. Rxb7
Rxd6 34. g4) 33... Rb1 34. g4 (34. Rd6+ {mate in 7-Komodo13} Kg7 35. Ne5 h5 36.
Bf6+ Kh6 37. Rd7 Rf1+ 38. Kxf1 Ba6+ 39. Kf2 h4 40. Bg5+ Kh5 41. Rh7#) 34... Ba6
35. Ne5# 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.11"]
[White "Marin Marin, Francisco Javier"]
[Black "Whitehead, Mark A"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1767"]
[BlackElo "1847"]
[Annotator "kemen"]
[PlyCount "35"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,17,26,4,46,50,65,15,57,54,43,61,73,69,55,55,73,36,73,92]} 1. e4 c5 2.
Nf3 e6 3. c3 b6 (3... d5) (3... Nf6) 4. d4 Bb7 5. Bd3 cxd4 (5... Nf6 6. Qe2) 6.
cxd4 Nf6 7. Nc3 Bb4 8. Qe2 O-O (8... d5 9. e5 Ne4 10. Bd2 (10. O-O {main lines}
)) 9. O-O d5 $146 {seems mis-timed as Bl now has to give up a pawn, or face a
Greek -gift sacrifice} (9... Bxc3) (9... h6) 10. e5 Bxc3 (10... Ne4 11. Nxe4
dxe4 12. Bxe4 Bxe4 13. Qxe4 Qd5 (13... Na6 14. Qd3 Nc7 15. Ng5 g6 16. Ne4 Nd5
17. Bh6 Re8 18. Rac1 $18 (18. Bg5 $18)) 14. Qxd5 exd5 $16 {Komodo13}) (10...
Nfd7 11. Bxh7+ Kxh7 12. Ng5+ Kg8 (12... Kg6 13. Qd3+ f5 14. Ne2 {again winning
the Q}) 13. Qh5 {and only Q loss avoid mate- Komodo13}) 11. exf6 Bb4 (11... g6
12. bxc3 Qxf6 13. Bg5 Qg7 14. Qe3 $18 {Komodo13}) 12. fxg7 (12. Bxh7+ $1 {
Komodo13} Kh8 (12... Kxh7 13. Qd3+ Kg8 14. Ng5 g6 15. Qh3 Re8 16. Qh7+ Kf8 17.
Qxf7# (17. Qg7#) (17. Qh8#)) 13. Qe5 (13. fxg7+ Kxg7 14. Qe5+) 13... Nd7 (13...
Qxf6 14. Qh5 Rc8 15. Bg5 $18) 14. fxg7+ Kxh7 15. Qh5+ Kxg7 16. Bh6+ Kh7 17.
Bxf8+ Kg8 18. Bxb4 $18 {Komodo13}) 12... Kxg7 (12... Re8 13. Ng5 Qf6 14. Bxh7+
Kxg7 15. Qg4 Kf8 16. Bd3 Qh8 17. Nh7+ Ke7 18. Bg5+ Kd7 19. Qf4 $18 {Komodo13-
a little bit better than the text}) 13. Qe5+ f6 14. Qh5 Rf7 15. Bxh7 (15. Ne5
$1 fxe5 16. Qxh7+ Kf8 17. Qh8+ Ke7 18. Bg5+ $18 {Komodo13}) (15. Ng5) 15... Rd7
16. Qh6+ (16. a3) (16. Ne5) 16... Kf7 17. Ne5+ Ke7 18. Bf4 $1 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.12"]
[White "Thomas, Roy"]
[Black "Turner, Joseph David"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1696"]
[BlackElo "1842"]
[Annotator "kemen"]
[PlyCount "98"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,18,26,-28,-33,-31,-16,-17,-17,-29,-29,-22,-32,-33,-33,-33,-39,-52,-57,
-57,-58]} 1. f4 Nf6 2. Nf3 g6 3. e3 d5 4. d3 Bg7 5. Be2 c5 6. O-O Nc6 7. Nc3
O-O 8. e4 {a favourite setup for Wh} d4 9. Na4 Nd7 (9... b6) 10. c4 a6 (10...
dxc3 11. Nxc3 {1 Wh win, 1 draw, 1 Bl win}) 11. b3 (11. Qc2 e5 12. f5 Qe7 13.
b3 b5 14. Nb2 Nb4 15. Qd1 gxf5 16. exf5 e4 17. dxe4 d3 18. Bxd3 Ne5 19. Nxe5
Qxe5 20. Rb1 Rd8 21. Qf3 {Gazik-Vass, SVK ch tm 2014,1-0}) 11... b5 12. Nb2 e5
{Komodo13} (12... Bb7 13. Bd2 b4 14. Na4 e6 15. Qe1 a5 16. Ng5 h6 17. Nf3 Kh7
18. Qh4 Qxh4 19. Nxh4 {Hemmers-Schoeber, Goch op 2014, draw agreed}) 13. f5 Nf6
14. Bg5 h6 15. Bh4 (15. Bxf6 Qxf6 16. fxg6 Qxg6 17. cxb5 axb5 18. a4 bxa4 19.
Nxa4 $11 {Komodo13}) 15... Qd6 16. Nd2 Ne7 (16... b4) 17. g4 (17. cxb5 axb5 18.
a4 $14 {Komodo13- gains c4 for a N}) 17... gxf5 18. gxf5 (18. exf5 $16 {
gains wh squares for Wh, & keeps potential K side pawn roller}) 18... Kh8 19.
Kh1 (19. cxb5 axb5 20. a4) 19... Bb7 20. Bf3 Rg8 (20... b4) 21. cxb5 axb5 22.
a4 bxa4 23. Nbc4 Qc7 24. bxa4 $16 (24. Nxe5 $1 $18 {Komodo13} Qxe5 25. Bg3 {
wins Q}) 24... Nh7 25. Bh5 $18 Bf6 (25... f6 26. Bg6 Bc6 27. a5 Ra7 28. Qh5 Rb8
29. Rf3 Nf8 30. Bxf6 Bxf6 31. Qxh6+ Kg8 32. Bh7+ Nxh7 33. Rg1+ $18 {Komodo13})
26. Bxf6+ Nxf6 27. Bxf7 Rg7 28. Be6 Rf8 29. Rg1 (29. Qe2) 29... Nc6 30. Rxg7
Qxg7 31. Qg1 (31. Qe2 Qh7 32. Rg1 Bc8 33. Bxc8 Rxc8 34. Rg6 Rf8 35. Nf3 $18 {
Komodo13- the e pawn drops}) 31... Nb4 32. Nxe5 Nxd3 33. Ng6+ (33. Nxd3 Nxe4
34. Qxg7+ Kxg7 35. Kg1 Nxd2 36. Nxc5 $18 {Komodo13}) 33... Kh7 34. Nxf8+ Qxf8
35. Qg6+ $18 (35. Rb1 Nb4 36. Qg2 $18) 35... Kh8 36. Rb1 Nf4 (36... Nb4 37. Qg2
Qg7 38. Rg1 $18) 37. Qg3 $2 (37. Qf7 Qxf7 38. Bxf7 Bc6 39. Rb6 Bxe4+ 40. Nxe4
Nxe4 41. a5 $18 {Komodo13}) (37. Rxb7 $1 Nxg6 38. fxg6 Qg7 39. Rb8+ Qg8 40.
Rxg8+ Nxg8 41. Bxg8 Kxg8 42. a5 $18 {Komodo13}) (37. Qg1 Ba8 38. Re1 Nxe6 39.
fxe6 Nxe4 40. Nxe4 Bxe4+ 41. Rxe4 Qf3+ 42. Qg2 Qd1+ 43. Qg1 Qf3+ $11 {Komodo13}
) 37... Nxe4 $19 38. Qxf4 (38. Qh4 Ba8 39. Rb8 Ng5+ 40. Kg1 Qxb8 41. Qxh6+ Nh7
$19 {Komodo13}) 38... Nf2+ 39. Kg1 Nh3+ 40. Kf1 Nxf4 41. Rxb7 Nxe6 42. a5 Qxf5+
43. Ke1 Nf4 44. Kd1 Qg4+ 45. Kc1 Nd3+ (45... Qe2) 46. Kc2 Nb4+ 47. Kc1 Qe2 48.
Rb6 Qe1+ 49. Kb2 Qxd2+ 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.13"]
[White "James, Dai"]
[Black "Morgans, Justin"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1838"]
[BlackElo "1657"]
[Annotator "kemen"]
[PlyCount "65"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,11,26,4,12,9,23,34,54,41,47,-39,45,34]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5
Nc6 4. Nxc6 dxc6 {the Stafford Gambit once more} 5. Nc3 (5. d3 Bc5 6. Be2 h6 7.
O-O Be6 8. c3 Bb6 9. Nd2 Qd7 {Jukes-Morgans, rd3 West Wales Open 2019,1-0})
5... Bc5 6. Be2 Be6 (6... h5) (6... Qd4) 7. d3 Qd7 8. O-O (8. Bg5 {0-1}) (8.
Be3 {1-0}) (8. h3 {1-0}) 8... h5 (8... O-O-O 9. Be3 Bd4 10. Bxd4 Qxd4 11. Qd2
Ng4 12. Qf4 h5 13. h3 Ne5 14. Qe3 Qxe3 15. fxe3 g5 16. d4 Ng6 17. Rad1 {
Ferreira-Neu, Canarias en Red prelim blitz 2004,1-0}) 9. Kh1 Ng4 10. Qe1 O-O-O
11. Nd1 (11. Na4 Bxf2 12. Rxf2 Qd4 13. Rf1 Qxa4 14. h3 Ne5 15. b3 Qd4 16. c3
Qd7 17. d4 Ng6 18. Qf2 $16 {Komodo13}) 11... h4 12. f4 (12. h3 Nh6 13. b4 $16 {
Komodo13}) 12... f5 (12... h3 13. g3 g6 14. Bd2 Kb8 $14 {Komodo13}) 13. e5 (13.
Bxg4 fxg4 14. f5 Bf7 15. Bg5 $16 {Komodo13}) 13... h3 14. g3 Bd5+ $19 {
Komodo13 & Stockfish10} 15. Bf3 Rde8 (15... g5 $1 {both Engines- Bl is fully
mobilized while Wh is playing a R down with the rest of his pieces passive.})
16. Ne3 (16. Be3 $11) 16... Bxf3+ (16... Nxe5 $1 17. fxe5 Rxe5 $19 {Komodo13 &
Stockfish10}) (16... Bxe3 17. Bxe3 g5 $19 {Stockfish10}) 17. Rxf3 Bxe3 (17...
g5 $17 {both Engines}) 18. Bxe3 g5 19. Qe2 gxf4 20. Bxf4 Re6 (20... c5 $15 {
Komodo13}) 21. Rd1 c5 22. c3 Rhe8 (22... Qd5 23. d4 cxd4 24. cxd4 c5 25. Rc1
Kb8 $11 {Komodo13}) 23. d4 cxd4 24. cxd4 Qd5 25. Kg1 c5 $2 (25... Qxa2 26. d5
Rxe5 27. Bxe5 Rxe5 28. Qb5 Ne3 29. Rc1 Qxd5 30. Qxd5 Nxd5 31. Rcf1 Ne7 32. Rf4
$14 {Komodo13}) 26. Rc3 $18 Qg2+ (26... Qe4 27. Qxe4 fxe4 28. d5 $18 {Komodo13}
) 27. Qxg2 hxg2 28. Rxc5+ Rc6 29. Rxc6+ (29. Rdc1 Kc7 30. h3 {and the N has
nowhere to go to}) 29... bxc6 30. Kxg2 (30. h3 Rh8 31. Kxg2 (31. hxg4 Rh1+ 32.
Kxg2 Rxd1 33. gxf5 $18) 31... Nh6 32. Rc1 $18 {Komodo13}) 30... Re6 31. h3 Nh6
32. Bxh6 (32. Rc1 Kd7 33. Rc5 Ng8 34. Ra5 $18 {Komodo13}) 32... Rxh6 33. h4 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.14"]
[White "Buttell, David"]
[Black "Chung, Joel"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "1828"]
[BlackElo "1463"]
[Annotator "kemen"]
[PlyCount "160"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 Nf6 5. cxd5 cxd5 (5... exd5 {main}) 6. e3 {
voluntarily enclosing the B, which doesn't do much for the rest of the game} (
6. Bf4) (6. Bg5 {main lines}) 6... Nc6 7. Bd3 Nb4 {the N will be unable to
maintain itself here} (7... Bd6 {main}) 8. Bb1 {Komodo13 & Houdini6} (8. Be2
Bd7 9. a3 Nc6 {0.5-1.5 however in practice}) 8... Bd7 9. a3 Nc6 10. O-O Bd6 11.
Bd3 {transposes back to 12 games} (11. Re1 {waiting for 0-0, to play Qd3 worth
a try} O-O 12. Qd3 Ne7 13. e4 dxe4 14. Nxe4 Nxe4 15. Qxe4 Nf5 16. Qxb7 $14 {
Komodo13}) 11... a6 12. b4 (12. Bd2 {main}) (12. e4 $14 {Komodo13- liberates
the QB} dxe4 13. Nxe4 Nxe4 14. Bxe4 O-O $14 15. Bxh7+ $6 Kxh7 $19 16. Ng5+ Kg6
17. h3 Be7 18. Ne4 f5 19. Ng3 Rh8 $19 {Biljcevic-Zorman, Osijek ch open 2014,1/
2-1/2}) 12... b5 13. Bd2 {the B is very bad now- e4 still seems called for} (
13. Bb2 {1.5-0.5}) 13... O-O $11 14. Rc1 Rc8 15. Qe2 {3 draws from this
position} Qb6 (15... e5 $15 {Komodo13- if Wh won't, then why not let Bl have a
go?} 16. dxe5 Nxe5 17. Nxe5 Bxe5 18. Qd1 Re8 $15 {the Bl pieces are slightly
better placed}) 16. Bb1 {Slijepcevic-Nesic, BIH ch women, Sarajevo 2007, draw
agreed} Rfe8 (16... e5) 17. Qd3 (17. e4) 17... Ne7 18. Ne5 Qb7 19. f4 Ng6 20.
h3 Nh8 {unusual to go here with a N voluntarily, though it does support f7.}
21. g4 $16 (21. f5 $16) 21... g6 {doesn't do much for the N on h8} 22. g5 (22.
e4 $16 {Komodo13}) 22... Nh5 23. Ng4 (23. e4) 23... f5 24. Nh2 (24. gxf6 $18 {
Komodo13} Ng3 25. Rf3 Nf5 26. Qf1 Nf7 27. Ne5 Bf8 28. h4 $18) 24... Nf7 $15 25.
h4 Rc7 26. Bc2 (26. Ne2 Rc4 27. Nf3 Bf8 28. Ne5 Nd6 $15 {Komodo13}) 26... Qb8 (
26... Ng3 27. Rfe1 a5 $17 {Komodo13}) 27. Kg2 Nd8 (27... Rec8 28. Bd1 Bf8 29.
Bxh5 gxh5 30. Ne2 Nd6 31. Rc5 Be8 $15 {Komodo13}) 28. Bd1 Ng7 29. Rh1 Kf7 (
29... Nf7 $11) 30. Bf3 (30. h5 Nxh5 (30... gxh5 31. Nf1 Rf8 32. Ng3 $14) 31.
Bxh5 gxh5 32. Nf3 Kg7 33. Rxh5 Rh8 34. Ne5 $14 {Komodo13}) 30... Rh8 31. Nf1
Be7 (31... h5 $11) 32. Ng3 (32. h5 $14) 32... h5 {after the elaborate
preparations for h5, Bl hopes to close off the option ( & Wh agrees)} 33. Rc2 (
33. Nxd5 exd5 34. Bxd5+ Be6 35. Bxe6+ Ndxe6 36. d5 Rd8 37. dxe6+ Nxe6 $11 {
Komodo13}) (33. gxh6 {is consistent- there might be something at the end of
the line} Rxh6 34. h5 Nxh5 35. Nxh5 gxh5 36. Rxh5 Rxh5 37. Bxh5+ Kf8 38. e4
dxe4 39. Qg3 Bd6 {given as = by Komodo13,} (39... Bf6 40. Qg6 Bxd4 41. Ne2 Rxc1
42. Nxd4 Rc4 43. Qf6+ Kg8 44. Qg6+ $11 {Stockfish10}) 40. Rh1 $18 {Stockfish10
& after a bit longer, Komodo13 agrees.}) 33... Nb7 34. Rhc1 Rhc8 35. Nb1 Nd6
$15 36. Rxc7 Rxc7 37. Rxc7 Qxc7 38. Qc3 Qxc3 39. Bxc3 {the B has only made it
to an even bigger deadend ( not that Bl's QB is any better off)} Nc4 $11 40.
Kf2 Bd8 41. Ne2 Ne8 42. Nc1 Ned6 43. Nd3 Bc8 44. Ne5+ Nxe5 45. dxe5 Nc4 46. Be2
Bb6 47. Bxc4 (47. Bd4 {simplest, leaving Bl with an inferior B; but the entire
position remains blocked}) 47... dxc4 48. Nd2 (48. Bd4 Bxd4 49. exd4 Bb7 50.
Nc3 Bc6 {and neither K can gain entry}) 48... Bb7 49. Nf1 Be4 50. Ng3 Bd3 51.
Kf3 Bc2 52. Ke2 Bd3+ 53. Kd2 Ba7 {(draw?)} 54. Nh1 Be4 55. Nf2 Bb7 56. Nd1 Be4
57. Bd4 Bb8 (57... Bxd4 58. exd4 Bd5 {is simpler- the only possible line of
play for Wh is to go for Nxb; but then both sides will have a protected passed
pawn blocked by the opposing K}) 58. Bb6 {freedom, but the B has no targets}
Ke7 59. Kc3 Kd7 60. Kd4 Kc6 61. Bc5 $11 (61. Ba5 Bf3 62. Nb2 Ba7+ $19) 61...
Bc7 62. Nc3 Bc2 63. Ne2 Bd1 64. Ng3 Bg4 65. e4 {finally, but it doesn't have
much impact now} Kd7 (65... fxe4 66. Nxe4 Bf5 67. Ng3 Bd3 $11 {as well}) 66.
exf5 Bxf5 67. Nf1 (67. Nxf5 exf5 68. Kc3 {yields little} (68. Kd5 c3 69. Be3 c2
70. Bc1 Bb6 71. Bd2 Bf2 {and Bl picks up an h pawn for a win (with Komodo13
maximizing for Bl)} 72. Bc1 Ba7 73. Bd2 Bb6 74. Bc1 Bg1 75. Bd2 Bf2 76. Bc1
Bxh4 77. Bd2 Be1 78. e6+ Ke7 79. Bc1 h4)) 67... a5 68. Ne3 axb4 69. axb4 Bd3
70. Nd1 Bc2 {(draw?)} 71. Nc3 Kc6 72. Ne2 Bd1 73. Ng3 Bg4 74. Ne4 Bb6 75. Bxb6
Kxb6 76. Nf6 Kc6 77. Ne4 Bf5 78. Ng3 Bg4 {(draw?)} 79. Nf1 Bh3 80. Ne3 Kb6 {
(draw?)} 1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.15"]
[White "Denham-Kennedy, Colin"]
[Black "Bevan, Peter M"]
[Result "0-1"]
[ECO "D70"]
[WhiteElo "1656"]
[BlackElo "1889"]
[Annotator "kemen"]
[PlyCount "60"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,16,38,20,20,20,24,12,17,18,53,28,19,9,-5,0,20,21,26]} 1. Nf3 d5 2. d4
Nf6 3. e3 g6 4. c4 c6 (4... Bg7 {is a Gruenfeld}) 5. Nbd2 (5. Nc3 {main}) 5...
Bg7 6. b3 Bf5 (6... O-O {main}) 7. Bb2 Nbd7 8. Be2 Ne4 (8... O-O {transposes
to 14 games}) 9. Nxe4 (9. O-O {simplest}) 9... Bxe4 (9... dxe4 10. Nd2 h5 $11)
10. Bd3 (10. O-O) 10... Nc5 (10... Bxf3 11. gxf3 e5 $11) 11. Bxe4 (11. Be2 Qa5+
12. Qd2 Qxd2+ 13. Kxd2 Rd8 $11 {Komodo13}) 11... dxe4 $19 12. Nd2 Nd3+ 13. Ke2
Nxb2 14. Qc2 f5 (14... c5 $1 {Komodo13} 15. Qxb2 cxd4 16. Qc1 (16. exd4 Bxd4
17. Qc1 Bxa1 18. Qxa1 Qd3+ 19. Ke1 O-O $19) 16... f5 17. exd4 Qxd4 18. Qc2
O-O-O $19 {Komodo13}) 15. Qxb2 c5 16. Rad1 cxd4 17. exd4 Bxd4 18. Qc2 e5 (18...
Qd6 19. g3 O-O-O) 19. h4 Qb6 20. Nxe4 fxe4 21. Qxe4 O-O (21... O-O-O) 22. f3
Qc6 (22... Rad8) 23. Qd3 Rad8 24. Rdf1 Bb6 $19 (24... e4 25. fxe4 Rfe8 26. Qf3
Rxe4+ 27. Kd1 Qe6 $19) (24... Rf4 25. Rh3 e4 $19) 25. Qe4 Qxe4+ (25... Qc5) 26.
fxe4 Rxf1 27. Rxf1 Rd4 28. Kf3 Rd3+ 29. Kg4 h5+ 30. Kg5 Kg7 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "4.16"]
[White "Haigh, Tony"]
[Black "Sipho, Donovan"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1761"]
[BlackElo "1659"]
[Annotator "kemen"]
[PlyCount "109"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Be3 b6 (4... a6 {main}) 5. Bc4 (5. Qd2) 5... e5
$2 $146 (5... Bb7 {main}) (5... e6 {both may lead to a Hippopotamous}) 6. dxe5
$18 Bxe5 7. Nge2 (7. Bxf7+ Kxf7 8. Qd5+ Be6 9. Qxa8 $18 {seen too late by Wh})
(7. Qd5 Be6 8. Qxa8 Bxc4 9. Nge2 $16 {Komodo13}) 7... Bb7 8. Qd2 (8. f4) 8...
Bg7 9. O-O-O Nc6 10. h4 Nge7 11. Bh6 (11. h5 $18) 11... Bf6 (11... Bxh6 12.
Qxh6 Ne5 13. Bb5+ c6 14. Ba4 $16 {Komodo13}) 12. Nd5 $18 (12. Qf4 Ng8 13. Bg7
$18 {Komodo13}) 12... Nxd5 13. exd5 Ne5 14. Bb5+ Nd7 15. Nd4 Bxd5 (15... Qe7
16. Rde1 Be5 17. f4 $18) 16. Bc6 (16. Rhe1+ Be7 (16... Be5 17. Nc6 Bxc6 18.
Bxc6 $18) 17. Bg7 Rg8 18. Bf6 $18 {Komodo13}) 16... Be6 (16... Bxc6 17. Nxc6
Bxb2+ 18. Kxb2 Qf6+ 19. Kb1 Nb8 20. Rhe1+ Kd7 21. Ne7 $18 {Komodo13}) 17. Bxa8
(17. Rhe1 {(the B is a better piece than the R} Ke7 18. Bd5 Ne5 19. Rxe5 dxe5
20. Nc6+ Ke8 21. Nxd8 Rxd8 22. Bc6+ Ke7 23. Qb4+ Rd6 24. Rxd6 cxd6 25. Qa4 $18
{Komodo13}) 17... Qxa8 18. Nxe6 (18. Rhe1 $1) 18... fxe6 19. Rde1 e5 20. f4 Qc6
21. Qe2 Qa4 22. a3 (22. fxe5 Bxe5 23. Qf3 c6 24. Bg7 Qxa2 25. Bxh8 Qxb2+ 26.
Kd2 Qd4+ 27. Qd3 Qb4+ 28. c3 Qf4+ 29. Re3 Qf2+ 30. Kc1 $18 {Komodo13}) 22...
Qd4 23. Qe4 Qxe4 24. Rxe4 Nc5 25. Re2 Kd7 26. fxe5 Bxe5 $16 27. Rf1 Re8 28.
Ref2 (28. Rf7+ Re7 29. Rxe7+ Kxe7 30. Bf4 Nd7 31. Bxe5 Nxe5 32. Kd2 $16 {
Komodo13}) 28... Bg3 29. Rf7+ Kc6 (29... Re7 30. Bg5 $18) 30. Rxh7 Bxh4 31. Bf4
(31. Bd2 Bd8 32. Re1) 31... Re1+ (31... Bd8 32. Rg7 Re6 $16 {keeping a R on
allows Bl to defend weak squares more easily}) 32. Rxe1 Bxe1 33. Bd2 (33. Rh6)
33... Bxd2+ 34. Kxd2 a5 35. Rg7 g5 36. Ke3 Ne6 37. Rg6 Kd5 38. c4+ (38. g4)
38... Ke5 39. g4 d5 40. cxd5 Kxd5 41. Rf6 c6 42. Rf5+ Kd6 43. Ke4 Nc5+ 44. Rxc5
{looks simplest, yet Bl could hold this} (44. Ke3 $18) 44... Kxc5 45. Kf5 Kd6 (
45... Kc4 46. Kxg5 Kb3 47. Kf5 (47. Kh6 {initially Komodo13 thought this was
the only K move that wins, as it gives the new Wh Q plenty of checking space,
but it doesn't matter where the K goes} Kxb2 48. g5) 47... Kxb2 48. g5 c5 49.
g6 c4 50. g7 c3 51. g8=Q c2 52. Qg2 Kb1 53. Qe4 Kb2 {and Wh can't get the
tempi to bring his K in, confirmed by Lomonosov tablebases}) 46. Kxg5 Ke7 47.
Kg6 b5 48. g5 b4 49. Kh7 c5 50. g6 bxa3 51. bxa3 Kd6 52. g7 Ke5 53. g8=Q Kd4
54. Qd8+ Kc3 55. Qxa5+ 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.1"]
[White "Garcia, Jason"]
[Black "Kosuzek, Daniel"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "2050"]
[BlackElo "2338"]
[Annotator "kemen"]
[PlyCount "126"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,10,19,29,23,-4,21,3,-9,-17,-9,-9,41]} 1. Nf3 d5 2. c4 d4 3. e3 Nc6 {
main} (3... c5 4. exd4 cxd4 5. d3 Nc6 6. g3 Nf6 7. Bg2 e5 8. O-O Bd6 9. Na3 {
Garcia-Chung, Rd3, West Wales Open 2019,1-0}) 4. exd4 Nxd4 5. Nc3 (5. Nxd4 Qxd4
6. Nc3 {main}) 5... c6 (5... Bg4) (5... e5 {main lines}) 6. Nxd4 Qxd4 7. d3 Nh6
{200 games} 8. Be3 (8. Bxh6 {0.5-2.5}) 8... Qd8 9. d4 Nf5 10. Qd2 g6 11. Be2
Bg7 12. O-O-O (12. Rd1 {main}) 12... O-O 13. g4 (13. h4) (13. Kb1 {Komodo13})
13... Nxe3 14. fxe3 Rb8 {Komodo13} (14... b5 15. h4 b4 16. Na4 b3 (16... e5 $15
{Komodo13}) 17. axb3 Rb8 18. Nc5 e5 19. h5 $11 {Priehoda-Pacher,Kouty nad
Desnou rapid op 2018,1-0}) (14... c5 15. Kb1 Rb8 16. h4 b6 17. h5 Bb7 18. d5
Qd6 19. Bd3 a6 {Martirosyan-Raghunandan, Wld ch U14, Durban 2014,1-0}) 15. h4
Bd7 (15... Be6) (15... b5) 16. g5 (16. h5 $16 {Cloud Engines}) 16... b5 17. h5
Qa5 18. cxb5 (18. hxg6 hxg6 19. Bd3 $11 {Stockfish10 & Komodo13}) 18... cxb5
19. Kb1 $11 Rfc8 (19... b4 {Stockfish10 initially claiming Bl win, then} 20.
Ne4 $11 {Stockfish10 & Komodo13}) 20. Ne4 (20. Nd5) 20... Qxd2 21. Nxd2 $11 (
21. Rxd2 $11) 21... Rd8 22. Bf3 Be6 23. Rc1 Rbc8 24. b3 (24. hxg6 hxg6 25. Be4
$11 {Komodo13}) 24... Bf5+ 25. Be4 Rxc1+ 26. Rxc1 (26. Kxc1) 26... Bxe4+ 27.
Nxe4 gxh5 $15 28. Ng3 (28. Rh1 Rd5 29. Kc2 h6 30. gxh6 Bxh6 31. Kd3 Kh7 $14 {
Komodo13}) 28... Rd5 $17 29. Rc8+ Bf8 30. Nxh5 Rxg5 31. Nf4 h5 $15 (31... e5
$17 {Cloud Engines}) 32. Rc5 $6 e5 33. Rxe5 Rxe5 34. dxe5 h4 35. Kc2 Bg7 36.
Kd3 (36. e6 {Fritz13 SE & Komodo13} fxe6 37. Kd3 Bh6 38. Nh3 Kf7 $17) 36...
Bxe5 $19 37. Nh3 f5 (37... f6 $19 {Cloud Engines}) 38. e4 Kf7 (38... fxe4+ 39.
Kxe4 Bg3 $19 {Komodo13}) 39. exf5 Kf6 40. Ke4 Bg3 $15 41. a4 b4 (41... a6 {also
}) 42. Ng1 Kg5 43. Nf3+ Kg4 44. f6 $11 (44. Ne5+ Kg5 45. Nf3+ $11 {Komodo13})
44... Bd6 45. f7 (45. Ng1 h3 46. Nxh3 Kxh3 47. Kd5 Bf8 48. Kc6 Kg4 49. a5 Kf5
50. Kb7 Kxf6 51. Kxa7 Ke5 52. Kb6 $11 {Komodo13}) 45... h3 46. Nh2+ (46. a5 Bf8
47. a6 Bd6 48. Kd5 Bf8 49. Nh2+ $11 {Komodo13}) 46... Kg5 $1 $19 47. Kd5 Bf8
48. Kc6 (48. Ke5 Bg7+ 49. Ke6 Kf4 $19 {Komodo13}) 48... Kf6 49. Nf3 (49. Kb7
Kxf7 50. Kxa7 Bc5+ 51. Ka6 Kf6 52. Kb5 Bg1 53. Nf3 Kf5 54. Kxb4 Kg4 55. Nxg1 h2
$19 {Komodo13}) 49... Kxf7 (49... Bh6 $19) (49... Be7 $19) 50. Ng5+ Kf6 51.
Nxh3 $11 Ke5 52. Ng5 Be7 53. Nf3+ $2 (53. Nh3 $11) (53. Nf7+ $11) 53... Ke4 $19
54. Nd2+ (54. Ne1 Kd4) 54... Kd3 55. Nc4 Kc3 56. Na5 Bd8 {other moves only draw
} 57. Nb7 Kxb3 58. a5 Ka4 59. Nxd8 b3 (59... Kxa5 60. Kc5 b3 61. Nc6+ Ka4 62.
Nxa7 b2 63. Nb5 Kb3 64. Nd4+ $11) 60. a6 b2 61. Kb7 b1=Q+ 62. Kxa7 Kb5 63. Nb7
Qh7 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.2"]
[White "Toczek, Grzegorz"]
[Black "Brown, Geoffrey M"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2259"]
[BlackElo "1861"]
[Annotator "kemen"]
[PlyCount "71"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. d4 e6 2. Nf3 f5 3. h3 b6 (3... Nf6 4. g4 {main}) 4. g4 Bb7 5. Qd3 (5. Rg1) (
5. gxf5) (5. Bg2 Be7 6. c4 Nf6 7. Nc3 Ne4 8. d5 Nxc3 9. bxc3 Na6 10. gxf5 exf5
11. Nd4 Bf6 12. Qc2 g6 13. Bf3 Nc5 14. Bh6 Qe7 15. Be3 {R James-Fathallah, S
Wales International 2006,1/2-1/2}) 5... Be4 6. Qb3 Nc6 7. c3 Bd5 {Komodo13} (
7... Nf6 8. gxf5 Bxf5 9. Nbd2 Bd6 10. Nh4 Be4 11. Nxe4 Nxe4 12. Nf3 Qe7 13. Rg1
Rf8 14. Qc2 Nf6 15. Ng5 g6 16. e4 e5 {Artal Alegria-Sarto Ramos, Zaragoza La
Salle op 1994,1/2-1/2}) 8. Qd1 Bxf3 (8... Bd6 {Deep Fritz13 & Komodo13}) 9.
exf3 g6 (9... Qf6 {Deep Fritz13}) (9... Bd6 {Komodo13}) 10. Bb5 (10. h4 $14 {
Komodo13}) 10... Nce7 11. Qe2 c6 (11... Bg7 {Komodo13}) 12. Bd3 (12. Qe5 $18 {
Komodo13}) 12... Kf7 (12... Qc7 $11 {Komodo13}) 13. Na3 b5 14. Bd2 a6 15. Nc2
Qc7 16. Ne3 Nf6 17. Ng2 Ned5 18. Kf1 (18. O-O-O a5 19. Nh4 a4 20. a3 Nf4 $15 {
Komodo13}) (18. h4 Bd6 19. O-O-O {Deep Fritz13} a5 20. Kb1 a4 $15) 18... Bd6
19. Re1 Rae8 20. Qd1 Nf4 21. Bxf4 {Komodo13} (21. Nxf4 {Deep Fritz13}) 21...
Bxf4 22. Bc2 Rhf8 (22... h5 $17 {Komodo13}) 23. Qd3 Nd5 (23... Bd6 $17 {
both Engines}) 24. h4 (24. Bb3 $15 {both Engines}) 24... Kg7 (24... Ke7 $17 {
Komodo13}) 25. Rh3 Bd6 26. h5 Nf4 (26... Qd8 $15 {Komodo13}) 27. Nxf4 Bxf4 28.
Kg2 $11 c5 (28... Qd6) (28... Rg8) 29. dxc5 Qxc5 30. hxg6 hxg6 31. Qxd7+ Re7
32. Qd3 $14 Bb8 (32... Qd6) (32... Kf6) 33. Reh1 (33. Qd2 $1 $18 {both Engines}
Rg8 34. Qg5 Ba7 35. Re2 Kf8 36. Rd2 Bb6 37. Qf6+ Rf7 (37... Ke8 38. Rh8 $18)
38. Qxe6 $18 {the Bl K stays in trouble}) 33... Ba7 (33... Bf4 $16 {both
Engines-holds on for the moment}) 34. Qd2 (34. Rh7+ {quickest- both Engines}
Kf6 35. Qd2 Ref7 36. R1h6 Ke7 37. gxf5 gxf5 38. Bb3 {and the B comes in}) 34...
Rd8 (34... Kf7 {survives a bit longer} 35. a4 (35. b4 Qb6 (35... Qxf2+ {Engine}
) 36. gxf5 gxf5 37. Rh7+ Ke8 38. Bb3 $18 {Komodo13}) 35... Ke8 36. Rh7 $18 {
Deep Fritz13}) 35. Rh7+ Kf6 36. g5+ (36. g5+ Ke5 37. f4#) 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.3"]
[White "Thompson, Ian D"]
[Black "Musson, Adam J"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2120"]
[BlackElo "2017"]
[Annotator "kemen"]
[PlyCount "81"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nf3 Bc5 5. O-O d6 6. Nc3 O-O 7. d3 a5 (7... h6
) (7... a6) 8. b3 (8. a3) (8. Bg5) 8... Bg4 9. h3 (9. Na4 Ba7 10. Bb2 Qd7 11.
Nc3 Bh3 {Vermeulen-Laureles, AfroAsian ch prelim ICCF 2008,0-1}) 9... Bf5 10.
Kh2 Qd7 11. Nh4 Be6 12. f4 exf4 13. gxf4 (13. Bxf4 $14) 13... Bd4 (13... d5 $15
{komodo13}) 14. Bd2 (14. Bb2 a4 $15) 14... d5 15. e4 dxc4 16. dxc4 Rad8 17. Qe1
(17. Qe2 $11) 17... Nh5 18. Rd1 (18. Rb1 g5 19. Nf3 (19. fxg5 Be5+ $19) 19...
Nxf4 20. Bxf4 gxf4 21. Nd5 Bg7 22. Nxf4 Ne5 $11 {Komodo13}) 18... Bxc3 19. Bxc3
Qxd1 20. Qxd1 Rxd1 21. Rxd1 Nxf4 $15 22. Bf1 f6 23. Nf3 (23. Nf5 a4 $15) 23...
Kf7 (23... g5 24. e5 g4 $17 {Komodo13}) 24. e5 $11 f5 25. Kg3 Ng6 (25... Nh5+
26. Kh4 Kg6 27. Ng5 Nf4 28. Nxe6 Nxe6 $15 {Komodo13}) 26. Ng5+ Ke7 27. Nxh7 $11
f4+ (27... Rh8) 28. Kf2 Rh8 29. Ng5 Rh5 (29... b6 $11) 30. Nxe6 Kxe6 31. Be2
Rg5 32. Bg4+ Rxg4 33. hxg4 Ngxe5 34. g5 $16 Kf5 35. Rd5 $18 b6 36. g6 (36. Bxe5
Nxe5 37. c5 Ke4 38. cxb6 cxb6 39. Rd6 $18 {Komodo13}) 36... Ke4 37. Kf1 Ng4 38.
Rd7 f3 39. Rxg7 Ne3+ 40. Kg1 Nd1 41. Be1 (41. Rxc7 {Komodo13}) 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.4"]
[White "Jukes, Sam"]
[Black "Makkar, Rajat"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1897"]
[BlackElo "2135"]
[Annotator "kemen"]
[PlyCount "104"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,17,28,45,17,15,4,4,11,42,3,4,29,-37,-8,-8,-8,-15,-8,-14]} 1. e4 e5 2.
Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 h6 6. Bb3 d6 7. O-O O-O 8. Nbd2 a5 (8... a6)
(8... Bg4) (8... Be6) 9. Nc4 (9. h3) (9. Re1) (9. a4) 9... Be6 10. Ne3 (10. a4
{4 Wh wins, 3 draws, 1 Bl win}) 10... Bxb3 11. axb3 Bxe3 12. Bxe3 d5 $15 13.
Qc2 Re8 14. Rfe1 Qd6 (14... Qd7) 15. Nh4 d4 (15... Qd7) (15... Ne7) 16. cxd4
Nxd4 17. Bxd4 Qxd4 18. Nf5 Qb6 19. Rec1 c6 20. Qc3 $11 Re6 (20... Red8) 21. b4
(21. Ne3) 21... a4 22. b3 Ng4 (22... a3 $15 {Komodo13}) 23. Qc5 $16 Qb5 24.
Ne7+ (24. bxa4 Rxa4 25. Rxa4 Qxa4 26. d4 $16 {Komodo13}) 24... Kh7 $11 25. Qxb5
cxb5 26. Nd5 Rea6 $6 (26... Rc6 $11) 27. bxa4 (27. Nc7 $18 axb3 28. Rab1 b2 29.
Rd1 {Stockfish091019 & Komodo13}) 27... Rxa4 28. Rxa4 bxa4 29. f3 Nf6 30. Nxf6+
(30. Nb6 Ra6 31. Nc4 Nd7 32. b5 Ra8 33. Na3 $11 {Komodo13}) 30... gxf6 $15 31.
b5 (31. Kf2) 31... Kg7 $17 (31... a3 $17) 32. Kf2 Rd8 (32... a3) (32... Kf8)
33. Ke3 Rd4 {the R on a side is not as active as behind a passed pawn} 34. Rb1
$11 (34. Rc8 Rb4 35. Ra8 Rxb5 36. Rxa4 Rb2 37. g4 b5 38. Ra5 $11 {Komodo13})
34... Kf8 35. Kd2 (35. Rc1 $11) 35... Ke7 $15 36. Kc3 Kd6 $17 37. g3 (37. f4)
37... Kc5 $19 38. f4 exf4 (38... a3 39. b6 a2 40. Ra1 Ra4 41. Kb3 Ra5 $19 {
Komodo13} 42. Rxa2 Rxa2 43. Kxa2 Kd4 $1 (43... Kxb6 {also wins})) 39. Rf1 Rd6 (
39... f5 40. Rxf4 fxe4 41. dxe4 Rc4+ 42. Kb2 Kb4 43. b6 a3+ 44. Ka1 Kb3 45.
Rf3+ Rc3 46. Rf1 Rc2 47. Rf3+ Kb4 48. Rxf7 Rxh2 49. Rf6 $15 {Komodo13}) 40.
Rxf4 $11 Kxb5 41. Rf5+ Ka6 42. d4 (42. Kb4 $1 Rd4+ (42... b5 43. Rxb5 Rd4+ 44.
Kc5 $1 (44. Kc3 Kxb5 45. Kxd4 Kb4 $19) 44... Rxd3 45. Rb6+ Ka5 46. Rb5+ Ka6 47.
Rb6+ $11 Ka7 48. Rxf6 a3 49. Rxf7+ Kb8 50. Rf2 Rb3 51. Ra2 Kc7 $11) 43. Kc3 Rd6
44. Kb4 $11 {Komodo13}) 42... b5 $17 43. e5 Rc6+ 44. Kb2 fxe5 45. dxe5 Re6 (
45... b4 46. Rxf7 Rc3 $19 (46... Rc5 $19 {level material, but Bl pawns travel
faster})) 46. g4 Ka5 $19 47. h4 Kb4 48. g5 hxg5 49. hxg5 Re7 (49... a3+ {
is quicker} 50. Ka2 Ka4 51. Rxf7 Rxe5 52. g6 Re2+ 53. Kb1 b4 54. g7 Rb2+ 55.
Kc1 Rg2 56. Kb1 Rg3 $19 {Komodo13}) 50. Rf4+ Kc5 51. Re4 Kd5 52. Rb4 Rb7 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.5"]
[White "Graham, David B"]
[Black "Cheung, Ryan"]
[Result "1-0"]
[ECO "C52"]
[WhiteElo "2162"]
[BlackElo "1642"]
[Annotator "kemen"]
[PlyCount "67"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,21,16,21,29,22,24,24,29,-35,-35,-35,-35,-35,-35,-24,-18,-15,15,16,51,
51,51,-97]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 {an Evans Gambit} Bxb4 5. c3
Ba5 6. d4 exd4 7. O-O Nf6 (7... Nge7 {main}) (7... dxc3 {the Compromised
Defence, second most frequent, but not to be recommended}) 8. e5 (8. Ba3 d6 9.
e5 $1 {is stronger ; Harding & Botterill 1977:45}) 8... d5 {Bl has done rather
well in practice with this move, since the time of Morphy} 9. exf6 (9. Bb5 Ne4
10. cxd4 O-O {Morphy-Anderssen, match 1858,0-1}) 9... dxc4 10. fxg7 {main} (10.
cxd4 gxf6 11. d5 Ne5 12. Nxe5 fxe5 13. Bb2 (13. Qa4+ $11 {Cloud Engines}) 13...
Bd7 (13... O-O $17) 14. f4 Rg8 $19 {and was for a great deal of the game;
Kett-Rodriguez, WLS ch 2016,1-0}) 10... Rg8 {in the 72 games with this
position in the database, Wh never quite reaches 50% in any of the indidual
variations} 11. Nxd4 {1 Wh win, 2 draws, 2 Bl wins} (11. Re1+ Be6 {main, 48%
for Wh} 12. Ng5 (12. Bg5)) 11... Nxd4 12. cxd4 {S} (12. Qh5 Rxg7 (12... Qf6 $17
{Cloud Engines}) 13. cxd4 Qxd4 14. Qxa5 Rxg2+ $11 {2 draws}) 12... Be6 $146 {
Stockfish10; Bl is winning} (12... Qd5 $19 {Cloud Engines, though 1-2 results})
13. Bd2 Bxd2 14. Qxd2 Rxg7 (14... Qf6 {Stockfish10 even stronger}) 15. Nc3 Qg5
(15... Qf6 $1 16. Qe3 O-O-O $19 {the kind of position that could arise from a
Max Lange or even some lines of the Petroff}) 16. Qxg5 (16. f4 Qh6 17. Rae1
O-O-O $17 {the Q helps Wh protect his position}) 16... Rxg5 17. f4 Ra5 18. h3
h5 (18... O-O-O $19 {simplest}) 19. d5 {Wh may as well try to mix things up}
Bxd5 (19... Bf5 20. Rfe1+ Kd7 21. Re5 Bd3 22. Rae1 Rf8 23. Rxh5 b5 $19 {
Stockfish10 should also be comfotable for Bl}) 20. Rae1+ Kd7 21. Re5 c6 22.
Rxh5 Re8 (22... b5 23. Nxd5 cxd5 24. Rxd5+ Kc6 25. Rd2 c3 26. Rc1 b4 $19 {
Stockfish10}) (22... Rg8 23. g4 Re8 24. Kf2 Ra3 25. Nxd5 Rxa2+ 26. Kf3 cxd5 27.
Rxd5+ Kc6 28. Rf5 Ra3+ 29. Kf2 Rd8 $19 (29... Re7 $19 {Stockfish10})) (22...
Kc7 23. a4 a6 $19 {Stockfish10}) 23. Rf5 (23. Rd1 Re3 {clearest, Stockfish10
goes for} (23... a6 24. h4 Kd6 $19) 24. Nxd5 Rxd5 25. Rhxd5+ cxd5 26. Rxd5+ Kc6
27. Kf2 Ra3 28. Rd2 Kc5 $19 {the c pawn is a monster}) 23... Re3 (23... b5) 24.
Nxd5 cxd5 25. Rxf7+ Ke6 (25... Re7 $19 {safer}) 26. Rh7 {going for
complications} (26. Rxb7 d4 27. Rb4 Rc5 $19) 26... d4 27. Rh6+ Kf7 (27... Kd7 {
runs for shelter rather than trying to block the pawn} 28. f5 c3 29. f6 Re8 30.
Rc1 Rf8 (30... Rc8 31. f7 Ke7) 31. Rh4 Rd5 32. Rh7+ Kc6 33. Rh6 Kb5 34. Rh7
Rxf6 35. Rxb7+ Kc4 $19 {level material, but the advanced pawns have it.}) 28.
f5 Rxa2 (28... d3 29. f6 Re8 30. Rh7+ Ke6 31. Rc7 $11 {Stockfish10}) 29. Rf4 d3
30. f6 (30. Rxc4 d2 31. Rd4 Re1+ $19 {gets Wh nowhere}) 30... d2 31. Rh7+ Kg6 (
31... Kg8 32. f7+ {is not dangerous, but requires time to work out the details.
However both players short of time.} Kxh7 33. f8=Q d1=Q+ 34. Rf1 {Bl has won a
R , so it can be given back without a second thought} (34. Kh2 Rxh3+ (34...
Rxg2+ {also works}) 35. Kxh3 Qh1+ 36. Kg4 Rxg2+ (36... Qxg2+ {also}) 37. Kf5
Qb1+ 38. Ke6 Qb6+ 39. Kf7 Qc7+ 40. Ke6 Qc6+ 41. Ke5 Re2+ 42. Kd4 Qd7+ 43. Kxc4
Rc2+ 44. Kb4 Qd2+ 45. Ka4 b5+ 46. Kxb5 Qd5+ 47. Ka4 Qc6+ 48. Ka3 Qc3+ 49. Ka4
Ra2+ 50. Kb5 Ra5#) 34... Rxg2+ 35. Kxg2 Qc2+ 36. Rf2 (36. Qf2 Re2) 36... Qg6+
37. Kf1 Qd3+ 38. Kg1 Rg3+ 39. Rg2 Qe3+ 40. Kf1 Rf3+ $19 {all of which is far
easier to work out when you have an Engine to hand to do all the work.}) 32.
Rg7+ (32. Rd7 {fails to hold} Rd3 $19 (32... Re1+ $19 33. Kh2 (33. Rf1 c3 34.
f7 Rxf1+ 35. Kxf1 c2 36. f8=Q c1=Q+ 37. Kf2 d1=Q+)) 33. Rxd3 cxd3 34. Rf1 Kf7
35. Rd1 b5 $19 {Stockfish10} (35... Rc2 36. Kf2 $11)) 32... Kh5 (32... Kh6 33.
Rh4#) 33. Rf5+ Kh4 $2 {Bl goes wrong at the very last} (33... Kh6 $1 34. Rd7 (
34. Rf1 Re1 35. Rd7 c3 36. f7 Rxf1+ 37. Kxf1 Ra1+ (37... Kg7 {plays safe}) 38.
Ke2 Re1+ 39. Kf3 Kg7) 34... Re1+ (34... Ra1+ 35. Kh2 (35. Rf1 Rxf1+ 36. Kxf1
Rd3 $19)) (34... Rd3 {doesn't work} 35. Rxd3 cxd3 36. Rf1 Rc2 37. f7 Rc8 38.
Kf2 $11) 35. Kh2 d1=Q 36. Rxd1 Rxd1 37. f7 Rd8 38. f8=Q+ Rxf8 39. Rxf8 b5 $19 (
39... c3 $19 {Stockfish10})) 34. Rg4# {Ryan finished the tournament with a
2020 performance & an added 38.6 rating points. The win here would have taken
that gain to 58 points & a shared 4th place.} 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.6"]
[White "Jones, Ian Robert"]
[Black "Hilton, Tim"]
[Result "0-1"]
[ECO "B35"]
[WhiteElo "1975"]
[BlackElo "1868"]
[Annotator "kemen"]
[PlyCount "46"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,21,28,35,46,47,111,83,99,77,76,86,66,58,50,29,29,36,68,9,0,2,2,-136]} 
1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8.
Bb3 (8. O-O Nxe4 9. Nxe4 d5 10. Nxc6 bxc6 11. Bd3 {Edwards-Hilton, 4NCL 2019,
draw agreed}) 8... a5 {very much under-rated- Levy 1975:108} (8... d6 9. f3 {
mainline Dragon}) 9. a4 {Levy 1975 dislikes this move precisely because it
allows Bl's reply, though it hasn't stopped GMs from playing it.} (9. O-O) (9.
f3) 9... Ng4 10. Qxg4 Nxd4 11. O-O-O $2 {Far too risky with the Wh Q side
already opened- The Cloud Engines already assert that Bl is winning} (11. Qh4 {
Komodo13}) (11. Qd1 {Levy}) (11. Bxd4 {Fritz16 & Stockfish10}) (11. O-O) 11...
Nxb3+ (11... d6 {Stockfish10 & Komodo13} 12. Qg3 Nxb3+ 13. cxb3 Be6 14. Nd5
Bxd5 (14... b5 $19 {Stockfish10}) 15. Rxd5 Rc8+ 16. Kb1 Rc6 17. h4 Qc7 18. h5
Rc2 19. Bd4 $11 {Matalainen-Keskisarja, Kuopio op 1995,0-1}) (11... d5 12. Qg5
Nxb3+ 13. cxb3 d4 14. Nb5 h6 15. Qg3 e5 $19 {Komodo12}) 12. cxb3 Qc7 (12... d5
$19 {Cloud Engines} 13. Qh4 Qc7) 13. Qg3 (13. Kb1 Bxc3 14. Rc1 $17 {Cloud
Engines} d5 15. Qd1 Qe5 16. bxc3 Qxe4+ 17. Kb2 Qxg2 $17 {Stockfish10}) 13...
Be5 $1 $19 14. f4 Bxc3 15. bxc3 Qxc3+ 16. Kb1 Qxb3+ 17. Kc1 Ra6 (17... Qc3+ 18.
Kb1 d6 19. f5 (19. Bc1 Qb4+ 20. Ka1 Be6 21. Qa3 Qxe4 $19) 19... Qb4+ 20. Ka1
Qxa4+ 21. Kb2 Qb4+ 22. Ka1 Qxe4 $19 {Stockfish10}) 18. Bd4 (18. Kd2 Rc6 19. Ke2
Rc2+ 20. Rd2 Qxa4 $19 {Stockfish10}) 18... Rc6+ 19. Kd2 Qxa4 {demolishing the
Q side} (19... Rc2+ 20. Ke1 Qb4+ 21. Kf1 Qc4+ 22. Qd3 (22. Kg1 Rc1 23. Rxc1
Qxc1+ 24. Kf2 Qxh1) 22... Qxd3+ 23. Rxd3 Rc1+ 24. Kf2 Rxh1 $19 {Stockfish10})
20. Ke1 b6 (20... Rc2) 21. Qd3 d6 (21... Rc2) 22. h4 Bg4 (22... Rc2) (22... e5)
23. Rb1 Rc4 (23... Rc2 {even stronger-Stockfish10}) 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.7"]
[White "Van Veelen, Thomas"]
[Black "Phillips, William"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "1992"]
[BlackElo "1893"]
[Annotator "kemen"]
[PlyCount "93"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 c6 5. Nf3 Bd6 6. Nc3 Nbd7 7. Qc2 (7. O-O) (
7. Nd2) 7... dxc4 (7... O-O 8. O-O dxc4 (8... Re8)) 8. O-O e5 (8... O-O {
transposes to 173 games}) 9. Rd1 (9. dxe5 Nxe5 10. Rd1 Nxf3+ 11. Bxf3 Qc7 12.
Ne4 Nxe4 13. Qxe4+ Kf8 14. Qd4 Be7 15. Qxc4 Be6 16. Qc2 Bd6 17. Be3 Kg8 18. Rd2
{Tomazin-Kovac,SLO ch tm U18, Novo Mesto 2000,1/2-1/2}) 9... exd4 (9... Qc7 {
Komodo13} 10. Bg5 h6 11. dxe5 Nxe5 12. Bxf6 gxf6 13. Ne4 Be7 14. Nxe5 fxe5 15.
Qxc4 Be6 16. Qc3 O-O 17. Nc5 Bxc5 18. Qxc5 f6 19. Qe3 Kg7 {Kassis-Muller, FRA
ch op, Saint Quentin 2015,1/2-1/2}) 10. Nxd4 $16 (10. Rxd4 $16) 10... Bc5 11.
Nf5 O-O 12. Na4 Qa5 13. Nxc5 Nxc5 (13... Qxc5 14. Be3 $16) 14. Ne7+ Kh8 15.
Nxc8 Raxc8 16. Qxc4 Ne6 17. Bd2 $16 Qf5 18. e4 Qc5 (18... Qh5 19. f3 c5 20. Bc3
Rfd8 21. Rac1 $16 {Komodo13}) 19. Qxc5 Nxc5 20. Bb4 $18 b6 21. e5 (21. Bxc5
bxc5 22. e5) 21... Ng4 22. Bh3 (22. Bxc5 bxc5 23. Bh3 $4) (22. Re1 Nd3 23. Bxf8
Nxe1 24. Rxe1 Rxf8 25. Bxc6 $18) 22... h5 23. Rac1 Rcd8 24. Rxd8 Rxd8 25. Bxc5
bxc5 26. Bxg4 (26. Rxc5 {the B is a little better than the N with pawns on
both sides of the board} Rd2 27. e6 $1 g6 28. Rxc6 fxe6 29. Bxg4 hxg4 30. Rxe6
Kh7 31. Re7+ Kh6 32. Rxa7 Rxb2 33. Kg2 $18 {Komodo13}) 26... hxg4 27. Rxc5 Rd2
28. Rxc6 Rxb2 29. Ra6 Rb7 30. e6 (30. Kg2 Re7 31. Ra5 Kh7 32. h3 $16 {Komodo13}
) 30... f5 31. Kf1 (31. f3 gxf3 32. h4 Kh7 33. Kf2 Kg6 34. Kxf3 $16 {Komodo13})
31... Kh7 32. Ke2 Kg6 33. Ke3 Kf6 34. Kd4 (34. e7+ {Komodo13} Kxe7 35. Kf4 Rb2
36. Kxf5 Rxf2+ 37. Kxg4 Rxh2 38. Kg5 (38. Rxa7+ Kf6 {is only a draw-Lomonosov
tablebases}) 38... Rc2 39. Rxa7+ Kf8 {as is this position also a draw as the a
pawn is too far back & the R is in Front}) 34... Ke7 (34... Rb2 {Komodo13- R's
need to be active, looks holding} 35. Ke3 (35. e7+ Kxe7 36. Rxa7+ Kf6 $11)
35... Rb6 36. Rxa7 Rxe6+ 37. Kd3 Rb6 $11 {Komodo13}) 35. Kd5 (35. a4 $1 $18 {
Komodo13- there are often little twists & turns, especially with R endings ,
where Rs move in all sorts of directions} Kf6 (35... Rb2 36. Ke5 Re2+ 37. Kxf5
Rxf2+ 38. Kxg4 Rxh2 39. Rxa7+ Kxe6 40. Rxg7 {2 pawns is enough to win this})
36. e7+ Kxe7 37. Ke5 Rb2 38. Rxa7+ Kf8 39. a5 Rb5+ (39... Rxf2 40. a6 Ra2 41.
Kxf5 Ke8 42. Kxg4 $18) 40. Kd6 Kg8 41. Kc7 $18 {helps the pawn through}) 35...
g5 (35... Rb5+ $1 {saves the game even if Wh finds the best way forward} 36.
Kd4 (36. Kc4 Rb2 $11) 36... Kf6 37. Rxa7 Kxe6 38. a4 Rb2 39. Ke3 g5 40. a5 f4+
41. gxf4 gxf4+ 42. Kxf4 Rxf2+ 43. Kg3 Ra2 {Komodo13 thinks this is winning,
but Lomonosov tablebases demonstrate another drawn position.}) 36. a4 $18 Rc7 (
36... Kf6 37. e7+ Kxe7 38. Ke5 {wipes out the K side}) 37. Rd6 Rc2 {too late}
38. Rd7+ Ke8 39. Ke5 (39. Rxa7) (39. Rh7) 39... Rxf2 40. Rxa7 f4 41. gxf4 Rxf4
42. a5 Rf2 43. Rh7 (43. a6 Rxh2 (43... Re2+ 44. Kf6 Rf2+ 45. Kxg5 Rxh2 46. Rb7
(46. Rg7 Ra2 47. a7 Kf8 48. Kf6 Rf2+ 49. Kg6 Ra2 50. Rf7+ Ke8 51. Kf6 Rf2+ 52.
Ke5 Re2+ 53. Kf5 Rf2+ 54. Kxg4 $18)) 44. Rb7) 43... Ra2 44. a6 (44. Kf6 Rf2+
45. Kxg5 g3 46. hxg3 Ra2 47. Ra7) 44... g3 (44... Rxa6 45. Kf6 Kd8 46. Rh8+ Kc7
47. Kf7 $18) 45. hxg3 g4 46. a7 Re2+ 47. Kf5 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.8"]
[White "Turner, Joseph David"]
[Black "McCarthy, Maurice"]
[Result "1/2-1/2"]
[ECO "B53"]
[WhiteElo "1842"]
[BlackElo "1980"]
[Annotator "kemen"]
[PlyCount "60"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,15,18,16,51,48,103,52,52,54,47,44,89,89,89,92,78,42]} 1. e4 c5 2. Nf3
d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Qa5+ 6. Nc3 Bd7 (6... Qxb5 {main}) 7. Bxc6
Bxc6 (7... bxc6) 8. b4 (8. O-O) (8. Bd2) 8... e5 $146 (8... Qh5) (8... Qc7) 9.
bxa5 exd4 10. Nxd4 $16 Nf6 11. Nxc6 (11. Rb1 $18 {Komodo13}) (11. O-O $18 {
Komodo13}) 11... bxc6 12. Rb1 Be7 13. Ba3 (13. Rb7 Bd8 14. a6 $16 {Komodo13})
13... c5 (13... O-O-O 14. f4 Rd7 15. Kf2 $16 {Komodo13}) 14. Nb5 (14. f3 $18 {
Komodo13}) 14... O-O (14... Kd7 $14) 15. f3 Rfc8 16. O-O a6 17. Nc3 Bd8 18. Na4
Bxa5 19. Nb6 (19. Rfd1 Rc6 20. Bb2 Nd7 21. Bc3 Bxc3 22. Nxc3 Nb6 23. Kf2 $16 {
Komodo13}) 19... Bxb6 20. Rxb6 d5 21. Rb7 (21. e5 Nd7 22. Rd6 Nxe5 23. Rxd5 f6
24. Rb1 $14 {Komodo13}) 21... dxe4 22. fxe4 Rab8 $11 23. Re7 Re8 24. Ra7 Rxe4
$15 25. Rxa6 Re2 (25... Rc4 $17 {Komodo13}) 26. Bxc5 Rxc2 27. Bd4 h5 (27... Ne4
) 28. Bxf6 gxf6 29. Raxf6 Rbb2 30. R6f2 Rxa2 1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.9"]
[White "May, Adam J"]
[Black "Van Kemenade, Rudy"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "1924"]
[BlackElo "1885"]
[Annotator "kemen"]
[PlyCount "73"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,5,19,-12,-2,-42,15,-45]} 1. c4 e5 2. g3 h5 (2... Nc6 3. Nc3 g6 4. Bg2
Bg7 5. e4 d6 6. Nge2 h5 7. h4 Bg4 8. f3 Be6 9. d3 Qd7 10. Bg5 a6 11. Qd2 Rb8
12. Nd5 {May-J Richmond, Dyfed Open 2017,1/2-1/2}) 3. h4 (3. Nf3 e4 4. Nd4 Nc6
5. Nxc6 dxc6 6. Bg2 Nf6 7. Nc3 Qd4 {Heap-Van Kemenade, Dyfed Closed 2018,0-1})
3... Nc6 4. Nc3 d6 (4... Bc5 5. Bg2 d6 {main, with a plus score for Bl}) 5. e4
(5. Bg2 {main}) 5... Bg4 (5... Nd4 6. Be2 Bg4 7. d3 Ne7 8. b4 Ng6 9. Be3 c6 10.
Bxd4 exd4 11. Nb1 Ne5 12. Nf3 Nxf3+ 13. Bxf3 Qd7 {Michalczyk-Stuifbergen,
Haarlem AKN op 1996,1/2-1/2}) 6. f3 Be6 7. d3 g6 8. Nge2 Bh6 (8... Bg7) 9. Bxh6
Nxh6 10. Qd2 f5 (10... Qd7 11. Qg5 Kf8 12. Nd5 Kg7 $11 {Komodo13}) 11. Nd5 Ne7
(11... Kd7 {Komodo13} 12. b4 Kc8 $14) 12. Nec3 (12. d4 Nf7) 12... c6 (12... Nc6
13. Ne2 Ne7 {with repetition, considered by Bl}) (12... Neg8 {considered} 13.
O-O-O c6 14. Ne3 Nf6 15. Bh3 Qe7 $14 {Komodo13} (15... d5 {pm analysis is too
risky} 16. exd5 cxd5 17. d4 $18 {opening the position up- Komodo13})) 13. Nxe7
(13. Ne3 O-O 14. O-O-O b5 15. Nc2 Nf7 $11 {Komodo13}) 13... Qxe7 (13... Kxe7 $5
{Adam}) 14. O-O-O c5 {trying to see if Wh can be left with a bad B} (14...
O-O-O $11) 15. Bh3 O-O-O 16. Rde1 (16. Qg5 $5) 16... Kb8 17. b3 {to be able to
back on e4 with the d pawn, but it's a longterm bl square weakness} Rdf8 (17...
Qg7 {Komodo13- considered}) 18. Rhf1 (18. f4 Re8 19. Kb2 $11 {Komodo13}) 18...
f4 {tring to win the h4 pawn} (18... fxe4 19. Bxe6 e3 20. Qxe3 Qxe6 21. f4 Nf5
22. Qg1 $11 {Komodo13}) 19. Bxe6 Qxe6 20. gxf4 (20. Rg1 {Rudy} fxg3 21. Rxg3
Ng8 22. Reg1 Ne7 $11) (20. Qh2 {Komodo13} fxg3 21. Qxg3 Nf7 $11 (21... Ng8))
20... Rxf4 21. Nd5 Rxh4 22. Qa5 $11 {Wh hopes to prove the R is offside, &
tacitly offers a draw, hoping for a perpetual} Qf7 (22... b6 23. Nxb6 (23. Qd2
Nf7 24. a4 Nd8 25. a5 $11 {Komodo13}) 23... axb6 24. Qxb6+ Kc8 25. Qc6+ {
though loses, as Bl doesn't lose the R after} (25. d4 Qe7 26. dxc5 Qc7 (26...
dxc5 27. Rd1 $18 Rd8 28. Rxd8+ Qxd8 29. Qa6+ Kb8 30. Rd1 {as the Bl R & N are
offside}) 27. Qa6+ Qb7 28. Qxd6 Nf7 29. Qe6+ Qd7 30. Qxg6 {and Wh has plenty
of pawns for the piece, so Bl needs to try for a mate; forcing Wh to take a
perpetual} Qd4 31. Qc6+) 25... Kd8 26. Qa8+ Qc8 $19) (22... Rc8 23. Qd2 Nf7 24.
Rg1 $11 {Komodo13}) 23. f4 {Wh goes for a central break} (23. b4 b6 24. Qb5 Qe8
25. Rg1 Qxb5 26. cxb5 Rh3 27. Ref1 Rg8 28. bxc5 bxc5 29. Nf6 Rg7 30. Ne8 Re7
31. Nxd6 Re6 32. Nc4 $11 {Komodo13}) 23... exf4 $15 (23... Qg7 24. fxe5 b6 25.
Qc3 Qxe5 26. Qxe5 dxe5 27. b4 cxb4 28. Nxb4 Kb7 29. Rf6 g5 30. Rg6 Rh7 31. c5
bxc5 32. Na6 Rh2 33. Nxc5+ Kc7 34. Kb1 g4 35. Rf1 g3 36. Ne6+ Kb7 37. Nc5+ Kc7
$11 {Komodo13}) (23... Rxf4 24. Nxf4 exf4 25. e5 dxe5 26. Rxe5 Ng4 27. Qxc5 Qf6
28. Re7 Rc8 29. Qb4 Qa1+ 30. Kd2 Qb2+ 31. Ke1 Qa1+ $11 {Komodo13}) 24. e5 (24.
Qc3 Rf8 25. e5 Qg7 26. exd6 Qxc3+ 27. Nxc3 Kc8 28. Re6 Rg4 $11 {Komodo13})
24... dxe5 (24... Qg7 $1 25. Nxf4 Nf5 $15 (25... Rc8 $15 {Komodo13})) 25. Rxe5
$16 (25. Qxc5 Rc8 26. Qd6+ Ka8 27. Qxe5 Nf5 28. Nc7+ Kb8 29. Nd5+ Ka8 30. Nxf4
Ng3 31. Rf2 a6 32. d4 $14 {Komodo13}) 25... Nf5 {the Move Bl was relying on to
hold, but bust by both Komodo13 & Stockfish10} 26. Rfe1 (26. Qe1 $1 $18 {
aims at h4 as well} a6 (26... Rg4 27. Re7 Nxe7 (27... Qxe7 {thus forced}) 28.
Qe5+ Ka8 29. Nc7+ Kb8 30. Na6+ Ka8 31. Qb8+ Rxb8 32. Nc7# {Stockfish10}) 27.
Rxf5 Qxf5 28. Qxh4 g5 29. Qe1 h4 30. Qe7 h3 31. Qc7+ Ka8 32. Qxc5 Qh7 33. Nc7+
Kb8 34. Qe5 Ka7 35. Qd4+ Kb8 36. Ne6 {and the Bl pawns are held} h2 37. Rh1 Qh4
38. Nxg5 Re8 39. Qd6+ Ka8 40. Ne6 Rg8 41. Kb2 Rg2+ 42. Ka3 $18 {Stockfish10})
26... Rc8 {after this Wh had a long think, but failed to find the correct
sequence according to Stockfish10} 27. Ne7 (27. Re7 {despite all this is still
the winning line} Qf8 {better than Bl's intended move} (27... Nxe7 28. Rxe7 Qf8
29. Qb5 $18 {missed by both, even in pm analysis}) 28. Qb5 Nd6 29. Qd7 (29.
Rxb7+ Nxb7 30. Re7 Qxe7 31. Nxe7 f3 32. Nc6+ Kc7 33. Ne5 Rh1+ 34. Kb2 Rh2+ 35.
Ka3 Kb8 (35... f2 36. Qc6+ Kb8 37. Nd7+ Ka8 38. Qxc8#) 36. Nxf3 Re2 37. Ng5 h4
38. Qd7 Re3 39. Qg4 Rxd3 40. Qxh4 Rd6 41. Qf4 Ka8 42. Qe4 $16 {Komodo13}) 29...
Qd8 30. Qe6 f3 (30... Ka8 31. Rd7 Qh8 32. Nf6 f3 33. Qxd6 f2 34. Rf1 Qh6+ 35.
Kc2 Qe3 36. Re7 Rd4 37. Rxe3 Rxd6 38. Rxf2 $18 {Stockfish10}) 31. Rd7 Qf8 32.
Rxd6 (32. Qxd6+ Qxd6 33. Rxd6 Rh2 34. Rf1 Re8 35. Kd1 $18) 32... Qh8 33. Nf6 f2
34. Rf1 Rf4 35. Kc2 $18 {Stockfish10}) 27... Nxe7 28. Rxe7 Qf6 $19 29. R1e5 Qb6
{also after a pause for a think, deviating from Bl's intended move, which
looks like it should win} (29... f3 {allowing a ch on f4, or even pushing the
f pawn} 30. Qb5 (30. Re8 Qf4+ 31. Kb2 Rh2+ 32. Kb1 (32. Ka3 {miscalculated by
Bl as safe, since} Qc1+ 33. Ka4 Rxa2+ 34. Kb5 Rxa5+ 35. Kxa5 Qa3+ 36. Kb5 Qb4#)
32... Rh1+ 33. Re1 Rxe8 34. Rxh1 f2 $19 {Stockfish10}) 30... Qf4+ (30... Qb6
31. Rf7 Qxb5 32. cxb5 Rh2 33. Rxf3 (33. Ree7 Rxa2) 33... Rxa2 34. Rf6 Rg8 $17 {
Komodo13}) (30... Qc6 $19) 31. Re3 Qxe3+ 32. Rxe3 f2 33. Rf3 Rh1+ 34. Kc2 f1=Q
35. Rxf1 Rxf1 $19 {Stockfish10}) (29... Qa6 {expected by Wh, who thought that
Wh was forced to swap Qs} 30. Qxa6 (30. Qe1 {Stockfish10, holds the draw} Qa3+
31. Kd1 Rh3 32. Qe4 Qb4 33. Re8 Re3 34. Qxg6 Qe1+ 35. Kc2 Qf2+ {perpetual})
30... bxa6 31. Rg7 Rc7 32. Rxg6 Rh2 $19 {Stockfish10}) (29... a6 {Stockfish10
is the safest way to a win} 30. R7e6 Qd8 31. Qxd8 (31. Qe1 Rh2 32. Re2 Rxe2 33.
Qxe2 Qd4 $19) 31... Rxd8 32. Rxg6 Rh2 33. Re7 Ka7 34. Rgg7 Rb8 35. Rh7 f3 $19 {
Stockfish10}) (29... Qc6 30. Qd2 Rg4 $19 {Stockfish10}) 30. Qe1 Rg4 {at least
Bl noticed that the R was en prise} (30... Rh3 31. Qf1 (31. Re8 Rxd3 $19) 31...
Re3 32. Qxf4 Rxe5 33. Qxe5+ Ka8 34. Re6 Qd8 35. Rxg6 Qh8 36. Rg7 h4 37. Qe7 Rb8
38. Kc2 h3 39. Rh7 Qa1 40. Rxh3 Qxa2+ $11 {Stockfish10}) 31. Re8 Qf6 {only move
} 32. Rxc8+ Kxc8 33. Rxc5+ Kd7 34. Rd5+ Kc6 $2 {letting the Q in} (34... Kc7
35. Rc5+ {should just be a draw} (35. d4 f3 36. Rc5+ {is also drawn, as is} (
36. Qa5+ Qb6 37. Qe1 Qf6))) 35. Qe8+ $18 Kc7 36. Rc5+ (36. d4 $1 f3 37. Rc5+)
36... Kb6 {and Bl failed to see Wh's next move,even after checking for
alternatives} (36... Qc6 37. Rxc6+ bxc6 {was worth a try though the Q should
be able to stop the Bl pawns} 38. c5 Rg1+ 39. Kd2 f3 40. Qf7+ Kd8 41. Qxf3 $18)
(36... Kd6 37. Rd5+ Kc7 38. d4 {and Bl fails to survive as well} f3 39. Rc5+
Kd6 40. Qb8+ Ke6 41. Qc8+ Kf7 42. Rc7+ Qe7 43. Rxe7+ Kxe7 44. Qxb7+) 37. Qb5# (
37. Rb5+ Ka6 {hoped to be safe, though} 38. Re5 {still wins easily}) 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.10"]
[White "Marin Marin, Francisco Javier"]
[Black "Fathallah, Joe"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "1767"]
[BlackElo "1904"]
[Annotator "kemen"]
[PlyCount "66"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,18,29,19,41,23,92,27,22,32,116,47,48,51,51,50,52,10,49,23,60]} 1. e4
e6 2. d4 c5 {not his normal French this time} 3. Nf3 cxd4 4. Nxd4 d6 (4... a6)
5. Bd3 Nf6 6. O-O Be7 7. Nc3 (7. c4) 7... a6 8. Kh1 b5 (8... O-O) (8... Qc7) 9.
f4 Bb7 (9... b4 10. Nce2 Bb7 {alternative}) 10. e5 Nd5 11. f5 (11. Qg4 $18 {
Stockfish10; 1 game each, 2 draws}) 11... Nxc3 (11... dxe5 12. fxe6 exd4 13.
Qh5 $18 {Stockfish10} Qd6 (13... g6 14. exf7+ Kd7 15. Qg4+ Kc7 16. Qxd4 Bc6 17.
Be4 Nxc3 18. Qxc3 Kb7 19. Bf3 $18 {Stockfish10}) 14. Qxf7+ Kd8 15. Ne4 Qb6 16.
Qxg7 Re8 17. Bg5 Nc6 18. Rf8 (18. Rf5 $1 $18 {Cloud Engines}) (18. Nd6 $18) (
18. Rf7 $18) 18... Rxf8 19. Qxf8+ Kc7 $17 {Nedev-Markus, EU ch tm, Gothenburg
2005,0-1}) 12. bxc3 $16 (12. Qg4 $18 {Stockfish10}) (12. Qh5 $18 {Fritz11 SE 
(Stockfish10 agrees, but not quite as good)}) 12... dxe5 13. fxe6 (13. Nxe6
fxe6 14. fxe6 (14. Qh5+ Kd7 15. fxe6+ Kc8 16. Rf7 $11 {Stockfish10}) 14... Qd5
15. Qh5+ Kd8 16. Qg4 Nc6 17. Be3 Kc7 18. c4 bxc4 (18... Qd6 $17) 19. Bxc4 (19.
Be4 $18 h5 20. Qg6 Qa5 21. Rab1 {Stockfish10}) 19... h5 20. Qe2 $11 {Bateman-A
Miles, Western Open, Vancouver 1981 ,0-1}) 13... exd4 14. Qh5 (14. Rxf7 Qd5 15.
Qe2 Nd7 16. Rf5 Qxg2+ 17. Qxg2 Bxg2+ 18. Kxg2 Nc5 19. cxd4 Nxe6 20. a4 Nxd4 21.
Rd5 Rd8 22. Rxd8+ Bxd8 23. Bb2 Bb6 24. axb5 a5 25. Bc3 Kd7 26. Bxa5 Bxa5 27.
Rxa5 $18 {Stockfish10}) 14... Qd5 15. Qxf7+ Kd8 16. Qxg7 Re8 17. Rf7 (17. Bxh7
$16) (17. Bh6 $16) 17... Qxe6 18. Bg5 (18. Bf4 Bd5 19. Qxd4 Nd7 (19... Qxf7 20.
Qb6+ Kd7 21. Qc7+ Ke6 22. Re1+ Be4 23. Rxe4+ Kf6 24. Qe5+ Kg6 25. Re3+ Qf5 26.
Qxf5+ Kg7 27. Qxh7+ Kf6 28. Qg6#) 20. Rxh7 Bd6 21. c4 Bxf4 22. cxd5 Qe5 23.
Qxe5 Bxe5 24. Re1 Re7 $15 {Stockfish10}) 18... Bxg2+ $19 19. Kg1 (19. Kxg2 Qd5+
20. Kh3 Bxg5 $19) 19... Bh3 20. Qxd4+ Nd7 21. Bxe7+ Rxe7 22. Rf8+ Re8 23. Qh4+
Kc7 24. Qf4+ Qd6 (24... Kb7 $1) 25. Qxd6+ Kxd6 26. Rxe8 Rxe8 27. Bxh7 Re2 (
27... Nf6 28. Bd3 Ne4) 28. Rd1+ Kc5 29. Rd4 Nf6 30. Bd3 Rg2+ 31. Kh1 Rg5 (31...
Ng4) 32. Rh4 Bg2+ 33. Kg1 Bd5+ (33... Ne4) 0-1

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.11"]
[White "Young, Alan"]
[Black "Haigh, Tony"]
[Result "1-0"]
[ECO "C12"]
[WhiteElo "2015"]
[BlackElo "1761"]
[Annotator "kemen"]
[PlyCount "75"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,11,17,10,36,39,32,40,71,31,30,22,22,12]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6
4. Bg5 Bb4 5. e5 h6 6. Be3 (6. Bd2 {main} Bxc3 7. Bxc3 (7. bxc3) 7... Ne4 8.
Bd2 Nxd2 9. Qxd2 c5 10. Nf3 cxd4 11. Nxd4 O-O 12. O-O-O Nc6 13. Nf3 Qc7 14. Re1
a5 15. g4 {Rousos-Haigh, EU cup Rhodes 2013,1-0}) 6... Ne4 7. Qg4 Kf8 (7... g6)
8. a3 (8. Nge2 Nxc3 (8... c5 {main}) 9. bxc3 Ba3 10. Rb1 Nd7 11. Nf4 Be7 12. h4
Kg8 13. Bd3 f5 14. exf6 Nxf6 15. Qf3 Kf7 16. Bg6+ Kg8 17. Bd3 Kf7 18. Ng6 Rg8
19. Ne5+ Kf8 20. Bh7 {Sims-Haigh, WCPl 2016,1-0}) 8... Bxc3+ 9. bxc3 c5 10. Bd3
f5 {worst results of all options for Bl, 3 Wh wins, 1 draw} (10... Nxc3) (10...
Qa5) (10... h5 {main lines}) 11. exf6 $16 {at first Stockfish10 judged this
was just winning for Wh} Nxf6 {Nilsson-Tibensky, Olomuoc Proclient op 2007,
draw agreed.} 12. Qf4 (12. Qg3 $16 c4 13. Bg6 Bd7 14. Nf3 Nc6 15. Ne5 {remaing
games got here slightly different move orders, 3-0 but} Be8 {as played in 2 of
the games could survive} 16. Bxe8 (16. h4 $16 {Stockfish10}) 16... Nxe5 17.
dxe5 Ne4 $11 (17... Nxe8 18. O-O $16 Ke7 19. f4 Kd7 20. f5 {
Marcantoni-Lucidarme, Avoine op 2017,1-0}) 18. Qf3+ Kxe8 $14 {Rodriguez
Font-Campos Cayuelas, Sabadell Coral Colon op 2015,1-0}) 12... g5 13. Qg3 $14 {
Deep Fritz14} (13. Qf3 $16 {Stockfish10}) 13... c4 14. Be2 (14. h4 cxd3 15.
hxg5 d2+ 16. Bxd2 Ne4 17. Qf3+ Ke7 18. gxh6 $11 {Stockfish10}) 14... Ne4 15.
Qe5 (15. Qf3+ Ke7 16. h4 Nc6 $11 {Stockfish10}) 15... Qf6 {Q's are good
attackers, so getting rid of a menacing one looks good; but then Qs are also
excellent defenders that can keep several points defended,} (15... Rh7 $11 {
Stockfish10, after a long discursion about whether it might be a slight Bl
advantage}) (15... Rg8 $11 {Deep Fritz14}) 16. Qxf6+ (16. h4 $16) 16... Nxf6
17. Nf3 $16 (17. g4 {near winning- Stockfish10-the Bl K side is porous & Bl
has several pieces still in the box on the Q side}) 17... Nc6 18. h4 g4 19. Ne5
Nxe5 20. dxe5 Ne4 (20... Nd7 21. O-O-O $16) 21. h5 $18 (21. Bxg4 $18) 21... g3
22. fxg3 (22. f3 Ng5 (22... Nxc3 23. Rh3 $18) 23. Rh4 $18 {Stockfish10}) 22...
Nxg3 23. Rh3 Nf5 (23... Ne4 $5) 24. Bc5+ (24. Bd2 Bd7 25. O-O-O $18 {
Stockfish10}) 24... Kg7 (24... Ke8 {runs from the rickety K side}) 25. g4 b6
26. Bf2 (26. gxf5 {both Engines} bxc5 27. f6+ Kf8 28. Rg3 $18) 26... Ne7 27.
Bh4 Re8 28. Bf6+ (28. O-O-O {brings up the reserves}) (28. Kd2 {Deep Fritz14
thinks equality, Stockfish10 still Wh win}) 28... Kh7 29. Kd2 (29. Rg3 $18 {
Stockfish10}) 29... Ng8 (29... Nc6) 30. Rf1 (30. g5 $1 {even stronger
according to Stockfish10}) 30... Nxf6 31. Rxf6 (31. exf6 {also}) 31... Rg8 32.
Rh2 (32. Rf7+ Rg7 33. Rhf3 Ba6 34. Rxg7+ Kxg7 35. Rf6 Re8 36. Ke3 $18 {
Stockfish10- the Bl B is near useless}) 32... Bd7 $14 33. Rhf2 Rae8 $2 (33...
Rg7 {it's the K that needs extra protection, not the pawn} 34. Ke3 Rag8 35. Kd4
Rg5 $14 {Stockfish10}) 34. Rf7+ Rg7 35. g5 $1 $18 hxg5 36. h6 Kxh6 (36... Rxf7
37. Rxf7+ Kxh6 38. Rxd7 $18) 37. Rh2+ Kg6 38. Rf6# 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.12"]
[White "Chung, Joel"]
[Black "Guy, David"]
[Result "1/2-1/2"]
[ECO "C34"]
[WhiteElo "1463"]
[BlackElo "1891"]
[Annotator "kemen"]
[PlyCount "59"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. e4 e5 2. f4 exf4 3. Nf3 Nc6 (3... g5) (3... d6) (3... d5) 4. Bc4 (4. d4)
4... g5 $1 {the exclamation mark is from Shaw 2013:448,; on p425 he indicates
that this is not a position that Wh wants, In the Ch Shaw is claiming that the
sequence 3. Bc4, is refuted by 3..Nc6 to arrive at this point.} (4... d6) 5. d3
$146 {very unusual in an ancient opening like the King's Gambit- there may be
some games that have not made it into the databases. Shaw analyses} (5. h4) (5.
g3) (5. Nc3 {before looking at}) (5. d4 {main}) (5. O-O {Shaw reckons mostly
transposes to the other lines.}) (5. h3 {has been played 3 times between Tuner
and Young !} Bg7 6. d4 d6 7. c3 h6 (7... Qe7 8. O-O Bd7 9. b4 a6 10. a4 h5 11.
Kh2 g4 12. Ng1 f3 {WLS ch 2006,0-1}) 8. b4 (8. Qb3 Qd7 9. h4 Na5 10. Qb5 Nxc4
11. Qxc4 g4 12. Ng1 Nf6 13. Bxf4 Nxe4 {WLS ch 2017,0-1}) 8... Nf6 9. b5 Ne7 10.
e5 Ne4 11. exd6 cxd6 12. O-O O-O 13. Re1 Bf5 14. Bd3 d5 {S Wales New Year op
2017,0-1}) 5... g4 {a kind of Muzio; 2 chesscube games varied here.} (5... Bg7
6. Nbd2 Na5 7. Bxf7+ Kxf7 8. O-O Ne7 9. c3 Rf8 10. Nxg5+ Kg8 11. Nb3 {laura_m-
pinzon_tabare, chesscube blitz 2014,1-0}) (5... h6 6. O-O Bg7 7. h4 d6 8. hxg5
(8. g3 {(via transposition)} Bh3 9. gxf4 g4 10. Nh2 Bd4+ 11. Kh1 g3 12. Qh5 g2#
{Roggeveen-Pannekoek, Vlissingen HZ op 2004,0-1}) 8... hxg5 9. Nxg5 Qxg5 10.
Bxf4 Qh5 11. Qxh5 Rxh5 12. Bxd6 Bd4+ {sonia67-joneskabaso, chesscube blitz
2014,0-1}) 6. O-O {the position is now into known territory via a d3 on move 6.
The Cloud Engines seem confused, though eventually seling for definite Bl edge.
However Wh won both games contested.} gxf3 7. Qxf3 Nf6 (7... Bc5+ 8. Kh1 {
2-0, though after} Qf6 {a version of the Muzio via 7.d3 was reached eg} 9. Nc3
Nge7 10. Bxf4 d6 11. Nb5 Bb6 12. Qg3 Qg6 13. Bxd6 Be6 $15 {
Chigorin-Tabunschikov, RUSSIA corr 1899,1-0}) (7... Qf6 {reverts to some 93
games, mostly corr, 2 exceptions} 8. Bxf4 (8. Nc3 Bc5+ 9. Kh1 Ne5 {
Vasquez-Taubenhaus, match Havana 1895,1/2-1/2}) 8... Bh6 9. Bxc7 Qxf3 10. Rxf3
f6 {Popert-NN, London Casual game 1841,1-0}) 8. Bxf4 $11 (8. Qxf4 $16 {Cloud
Engines}) 8... d6 (8... Bc5+ 9. Kh1 (9. Be3 Ne5 10. Bxf7+ Kxf7 11. Qh5+ Ke6 12.
Qf5+ Kf7 13. Qh5+ $11) 9... Nd4 $11 {Cloud Engines}) 9. Bg5 $18 {regains the
piece with an extra pawn} Bg7 10. Bxf6 Bxf6 11. Qxf6 Qxf6 12. Rxf6 Ne5 13. Bb3
Ke7 14. Rf2 Be6 15. Nc3 c6 16. Raf1 Raf8 17. Bxe6 {eases the defence , though
Wh is still a potential outside passed pawn up in an ending} (17. d4 Nc4 18.
Re1 Na5 (18... Nxb2 19. d5 $18) 19. d5 Nxb3 20. axb3 Bd7 21. Rf4 $18) 17...
fxe6 18. Rxf8 Rxf8 19. Rxf8 Kxf8 20. Kf2 (20. h3 $18) 20... Ng4+ $14 {
regaining the pawn} 21. Kg3 (21. Kf3 Nxh2+ 22. Kf4 e5+ 23. Kg3 Nf1+ 24. Kf2 Nh2
25. Nd1 Ng4+ 26. Kg3 Nf6 27. Kh4 $14 {Wh retains a slightly more active K})
21... Ne3 22. Ne2 Nxc2 $11 23. a3 c5 24. h3 (24. Kf2) 24... Kf7 (24... b5 $15 {
Stockfish10} 25. Kf2 Ke7 26. g4 b4 27. a4 (27. axb4 cxb4 {is dangerous , with
Bl having a distant passed pawn.}) 27... d5 28. exd5 exd5 29. g5 $11) 25. Kf2
b5 26. Nc3 a6 27. g4 (27. a4 Nd4 28. axb5 axb5 29. g4 $11 {Stockfish10}) 27...
b4 (27... Kf6 28. a4 b4 29. Nb1 Kg5 30. Nd2 Kh4 31. Nc4 Kxh3 32. Nxd6 Nd4 $15 {
Stockfish10- the unbalance favours the higher-rated player as well}) 28. axb4
Nxb4 (28... cxb4 29. Na4 (29. Ne2 e5 30. Nc1 a5 $19) 29... Kf6 $17 {
Stockfish10- the Bl pieces work together & the a pawn is a longterm threat})
29. Ke2 Kf6 30. h4 $11 (30. h4 Ke5 31. Ke3 d5 32. Na4 d4+ 33. Kd2 Kf4 34. g5
Kg4 35. Nxc5 e5 36. Nd7 Kxh4 37. Nf8 Kxg5 38. Nxh7+ Kf4 39. Nf6 $11 {
Stockfish10- all the dangerous pawns have been swapped off Adventurous play on
both sides.}) 1/2-1/2

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.13"]
[White "Bevan, Peter M"]
[Black "Buttell, David"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1889"]
[BlackElo "1828"]
[Annotator "kemen"]
[PlyCount "71"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,17,12,1,-3,-42,22,3,14,14,30,-9,-28,10,-8,-22,16,10,22,21]} 1. c4 Nf6
2. g3 g6 3. Bg2 Bg7 4. Nc3 d6 5. b3 e5 6. Bb2 O-O 7. e3 c5 (7... c6) (7... Nc6
{main lines}) 8. Nge2 Nc6 9. O-O Rb8 (9... Be6) 10. h3 $146 {Komodo13} (10. d4)
10... Be6 (10... h5 $5 {Komodo13}) 11. Nd5 (11. d4 $14) 11... Bxd5 (11... Qd7
12. Kh2 Bxd5 13. cxd5 Nb4 14. e4 b5 $11 {Komodo13}) 12. cxd5 Ne7 (12... Nb4 13.
e4 Nd3 14. Bc3 b5 15. Nc1 Nxc1 16. Qxc1 b4 17. Bb2 a5 $11 {Komodo13}) 13. e4
Nd7 14. d3 f5 15. Qd2 Nf6 (15... f4 {Rudy} 16. gxf4 Bh6 17. Qc3 Bxf4 18. Nxf4
Rxf4 19. Bc1 Rf7 20. Be3 (20. h4 $18 {Stockfish10}) 20... g5 {Komodo13 &
Stockfish10} 21. Bxg5 Qf8 22. Kh2 Ng6 23. Rg1 Kh8 24. Raf1 Nf4 $14 {Bl gets
some K side chances}) (15... b5 $14 {Komodo13 & Stockfish10}) 16. f4 $16 Nh5
17. fxe5 (17. Rae1) 17... Bxe5 18. Bxe5 dxe5 19. g4 Ng7 20. Rac1 (20. b4 $16 {
Komodo13}) 20... b6 21. Qb2 Qd6 22. Nc3 b5 (22... fxg4 23. hxg4 g5 24. Nd1 Ng6
25. Ne3 Nf4 26. Rcd1 Rbe8 27. a3 Qh6 $11 {Komodo13}) 23. Nb1 (23. exf5 gxf5 24.
gxf5 Nexf5 25. Ne4 Qg6 26. Qxe5 $18 {Komodo13]}) 23... f4 {seals in the Bl
pieces} (23... fxg4 24. hxg4 g5 $11 {Komodo13}) 24. Nd2 $18 Rfe8 25. Nf3 Nc8 (
25... g5 $5) 26. Qa3 (26. Qf2 Qe7 27. Rxc5 $18 {Komodo13} (27. Qxc5 $18)) 26...
c4 27. Qxd6 Nxd6 28. dxc4 (28. d4 exd4 29. e5 Nf7 30. e6 Nd6 31. Nxd4 $18 {
Komodo13}) 28... bxc4 29. bxc4 Nxe4 (29... Rbc8 30. Nd2 $18) 30. Rfe1 Ng3 (
30... Nc5) 31. Nxe5 Rb2 32. Bf3 (32. d6) 32... Rxa2 33. c5 Rb8 34. c6 Ne8 35.
Nd7 Rc8 36. Rxe8+ 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.14"]
[White "Whitehead, Mark A"]
[Black "Denham-Kennedy, Colin"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1847"]
[BlackElo "1656"]
[Annotator "kemen"]
[PlyCount "67"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

1. e4 e6 2. Qe2 c5 3. g3 Nc6 4. c3 Nge7 (4... g6) (4... d5) 5. Bg2 Ng6 $146 {
the N invites pawn advances} (5... g6) (5... d5 {main lines}) 6. f4 e5 (6...
Be7) 7. f5 $16 Nge7 8. d3 Ng8 {Bl is undeveloping} (8... g6) 9. Nh3 h6 10. Nd2
d6 11. Nc4 b5 12. Ne3 a6 13. O-O Rb8 14. Bd2 a5 {Bl should get some pieces out
before committing to pawn moves} 15. Nd5 Be7 (15... Nf6) 16. g4 f6 {now it's a
very bad B & Wh's central N goes unchallenged.} (16... Bh4 $14 {will lead to a
B exchange for N or B.Komodo13}) 17. Bf3 (17. d4 $18 {Komodo13- blowing up the
centre while the K is still there.} cxd4 18. cxd4 Nxd4 19. Qd3 Nc6 (19... Bb7
20. Nhf4 (20. Be3)) 20. Rac1 Bd7 21. Nf2 Bf8 22. Qh3 h5 23. gxh5 Nd4 24. h6 $18
) (17. Qf2 Qd7 18. Qh4 h5 19. g5 $18 {Stockfish10}) 17... b4 18. Nf2 (18. Qf2 {
Stockfish10}) (18. Qg2 {Komodo13}) 18... Ba6 19. h4 $18 (19. Qe3 Qd7 20. Bd1
$18 {Stockfish10}) 19... Kd7 20. Be3 Bb7 21. Rfd1 Na7 22. d4 $18 {a K in the
centre is in a precarious position if it opens up. Here Bl is also still stuck
with 3 pieces out of action on the K side.} Bxd5 23. exd5 (23. dxc5 Bc6 24.
cxd6 Ke8 25. Bc5 Qc8 26. dxe7 Nxe7 27. Bxa7 $18 {Stockfish10}) 23... cxd4 24.
cxd4 Nb5 25. Rac1 (25. Ne4 {also}) 25... a4 26. Qc4 (26. Nd3 Ke8 27. Nxb4 Rb7
28. Nc6 Qa8 29. Qc4 $18 {Stockfish10}) 26... Ke8 27. Qxb4 (27. Nd3) 27... Nxd4
28. Qxa4+ Nb5 (28... Qd7 29. Rxd4 exd4 30. Qxd4 Bd8 31. Bd1 Kf7 32. Ba4 Qe7 33.
Rc6 $18 {Stockfish10}) 29. Be2 Qd7 30. Rc6 Nc7 31. Qc4 (31. Qa7 Ra8 32. Qb6 Bd8
33. Rxd6 Nxd5 34. Qc5 $18 {Stockfish10}) 31... Bd8 32. Ne4 Nxd5 33. Qxd5 Ne7 {
the N comes out far too late in the day} 34. Nxd6+ 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.15"]
[White "Hare, Roy T"]
[Black "Thomas, Roy"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1672"]
[BlackElo "1696"]
[Annotator "kemen"]
[PlyCount "85"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 41,41,2001]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O (4. Nc3) (4. e5) (4.
Bxc6) (4. Qe2) 4... Nxe4 5. d4 (5. Re1) 5... cxd4 (5... Qb6 {2.5-0.5}) (5...
Nd6 {2 draws}) 6. Bxc6 (6. Re1 Nf6 (6... Nd6 7. Bd3 e6 8. c3 Be7 9. cxd4 Nb4
10. Bf1 b6 11. Nc3 Bb7 12. a3 Nd5 13. Nxd5 Bxd5 14. Ne5 O-O $17 {
Just-Sinygovsky, LSS email 2011,1/2-1/2}) 7. Nxd4 g6 8. b3 (8. c4 Bg7 9. Nc3
O-O 10. Bg5 a6 11. Ba4 Nxd4 12. Qxd4 d6 13. Qh4 Bd7 $15 {Kasas-Papandreou,
IECG email 2007,0-1}) 8... Qb6 9. Bb2 Bg7 10. Na3 O-O $15 {Taeger-Fauth,
Landesliga Sued 2003,1-0}) (6. Nxd4 a6 7. Ba4 Nc5 8. Nc3 Nxa4 9. Nxa4 Nxd4 10.
Qxd4 e6 11. Nb6 Rb8 12. Bf4 $16 {Varas-Simik, LSS email 2011,1-0}) 6... bxc6 (
6... dxc6 $17 {Stockfish10 & Fritz13}) 7. Qxd4 Nf6 (7... d5 $17 {both Engines})
8. Re1 g6 $2 {a not uncommon mistake in lines where Wh has sacriced the e pawn
in the Sicilian} (8... e6 $17) 9. Qxf6 $18 Rg8 10. Qh4 (10. Ng5 $1 Rg7 11. Ne4
d6 12. Qc3 Kd7 13. Bf4 $18 {Stockfish10- with several possible sacrifices to
open up the K}) 10... h6 11. Nc3 (11. Bxh6 f6 (11... Rh8 12. Qf6 Rh7 (12...
Rxh6 13. Ng5) 13. Ng5 Bxh6 14. Nxh7 $18) 12. c4 $18 {Stockfish10}) 11... Bg7
12. Ne4 g5 (12... Kf8 13. Nd6 Ba6 14. Qf4 f6 15. Qg4 $18 {Stockfish10}) 13. Qh5
(13. Nd6+ Kf8 14. Bxg5 {since Wh has won a piece earlier it is not too much of
a problem returning it to expose the K} hxg5 15. Qh5 exd6 16. Nxg5 Qxg5 17.
Qxg5 $18 {Stockfish10}) 13... d5 14. Nc5 (14. Nexg5 {Stockfish10} hxg5 15. Nxg5
Rf8 16. Nh7 e6 17. Nxf8 Bxf8 18. Bg5 Qd6 19. Qh8 $18) 14... Qd6 15. Nd3 Be6 16.
Bd2 (16. Be3 O-O-O 17. Bxa7) 16... O-O-O 17. Bb4 Qc7 18. Nfe5 (18. Bc5) 18...
Rgf8 19. Qf3 (19. Ng6 $5) 19... Bxe5 20. Nxe5 (20. Rxe5) 20... c5 21. Bd2 (21.
Ba3) 21... Kb8 22. Qb3+ (22. Ba5 {picks up an exchange}) 22... Ka8 23. Qb5 (23.
Qa4) 23... Rc8 24. Ba5 (24. b4 cxb4 25. Bxb4 {opens up more lines to the Bl K})
24... Qd6 25. Rad1 f6 26. Nc4 Qb8 (26... Qc6 27. Na3 d4 28. b4 $18 {Stockfish10
}) 27. Qxb8+ (27. Nb6+ axb6 28. Rxe6 Rc7 29. Rxb6 Qe8 30. Ra6+ Ra7 31. Rxa7+
Kxa7 32. Qxc5+ Ka8 33. Rd3 $18 {Stockfish10 fast demolition}) 27... Rxb8 28.
Rxe6 dxc4 29. b3 (29. Bc3) 29... cxb3 30. axb3 Rb5 (30... c4 $5) 31. Rd8+ (31.
Bd8) 31... Rxd8 32. Bxd8 c4 33. g3 (33. Bxe7 cxb3 34. cxb3 Rxb3 35. g4) 33...
cxb3 34. cxb3 Rxb3 35. Bxe7 Kb7 36. Rxf6 a5 37. Rxh6 a4 38. Bxg5 a3 39. Rh4 a2
40. Bf6 a1=Q+ 41. Bxa1 Rb1+ 42. Kg2 Rxa1 43. Rc4 1-0

[Event "West Wales Open"]
[Site "Swansea"]
[Date "2019.10.13"]
[Round "5.16"]
[White "Morgans, Justin"]
[Black "Sipho, Donovan"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1657"]
[BlackElo "1659"]
[Annotator "kemen"]
[PlyCount "92"]
[EventDate "2019.10.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "WLS"]

{[%evp 0,15,69,29,107,43,50,34,37,29,14,8,42,3,19,28,12,-25]} 1. e4 c5 2. Nc3
Nc6 3. f4 e6 4. Nf3 d5 5. e5 (5. Bb5 {main}) 5... f6 (5... Nge7) (5... Nh6) 6.
Bb5 Bd7 7. O-O Qb6 8. Kh1 $146 (8. Bxc6 Bxc6 {0-2}) (8. a4 $14 {Cloud Engines})
(8. f5 $14 {Komodo13}) 8... d4 9. Bxc6 Qxc6 (9... Bxc6) 10. Ne2 Qd5 11. d3 Bc6
12. c4 (12. f5 $14 {Komodo13}) 12... Qd7 13. Bd2 a5 14. Ng3 (14. exf6 gxf6 (
14... Nxf6 15. Ne5 $16) 15. Ng3 $14 {Komodo13}) 14... f5 15. Qe2 Be7 (15... h5
$15) 16. Rfb1 Nh6 17. h3 Nf7 (17... b5 $15) (17... O-O $15) 18. a3 (18. Nxf5
$16 {Komodo13} Bxf3 (18... exf5 19. e6 Qd6 20. exf7+ Kxf7 21. Ne5+ $16) (18...
O-O 19. Nxe7+ Qxe7 20. Rf1 $16) 19. Nxg7+ Kf8 20. Nxe6+ Qxe6 21. Qxf3 Qc6 22.
Qe2 Rg8 23. Rg1 $14 {Komodo13}) 18... a4 19. b4 (19. Nxf5 $14) 19... axb3 20.
Rxb3 (20. Nxf5) 20... Qd8 (20... Qc8 $17) 21. Nxf5 $6 {now the Q has moved
it's too late for this} exf5 $19 22. e6 Nd6 23. Ne5 O-O 24. Kh2 Rf6 25. Nxc6
bxc6 26. g4 fxg4 (26... Rg6) 27. hxg4 Qc7 (27... Rg6) 28. Kg2 Raf8 29. Qe5 Qc8
30. Re1 Rg6 31. Kh3 Rh6+ 32. Kg2 Rg6 33. Kh3 h5 34. g5 Rf5 (34... Nf5 35. Qe4
Qc7 36. Qe5 Bd6 37. Qe4 Ne7 38. a4 Bxf4 $19 {Komodo13}) 35. Qe2 Bxg5 (35... Rf8
36. Rbb1 Nf5 37. Qxh5 Rxe6 $19 {Komodo13}) 36. fxg5 Kf8 37. Kh4 (37. Kg2 Ke7
38. Qxh5 $16 {Komodo13}) 37... Ke7 38. Kxh5 {looks suicidal, but it requires
some precise calculation to refute} (38. Rb6 $11) 38... Qe8 (38... Qf8 $1 $19 {
Komodo13} 39. Rb7+ (39. Kxg6 Qe8+ 40. Kxg7 Rf8 $19) (39. Kg4 Qf6 $1 {
mating-Komodo13}) 39... Nxb7 40. Kxg6 Nd6 41. Kh7 Rf2 42. Qe5 Rxd2 $19 {
Komodo13}) 39. Kg4 $11 {safe back home} Qf8 40. Bc1 {but not with this} (40.
Reb1 $11) (40. Qh2 $11) 40... Rf2 $19 (40... Qf6 $19 {also , but text a little
better}) 41. Qd1 Qf5+ {yet this could let Wh get away} (41... Rg2+ {mates} 42.
Kh3 Qf2 {the Wh pieces are far away from their K} 43. Bf4 Qxf4 44. Kxg2 Qxg5+
45. Kf3 Rf6+ 46. Ke2 Qe3# (46... Qg2#)) 42. Kg3 Ra2 43. Re2 (43. Qf3 {comes to
the rescue} Rxg5+ 44. Bxg5+ Qxg5+ 45. Kh3 Qh6+ 46. Kg4 (46. Kg3 Qh2+ 47. Kg4
Rg2+ 48. Qxg2 Qxg2+ 49. Kh5 Kf6 50. Rf1+ Nf5 51. Rxf5+ Kxf5 52. a4 Qh3#) 46...
Qg6+ 47. Kh3 Qh6+ 48. Kg4 {repetition}) 43... Ra1 (43... Rxg5+ $1 44. Bxg5+
Qxg5+ 45. Kf3 Qh5+ 46. Kf2 Qh2+ 47. Kf3 Qh3+ 48. Kf2 Qe3+ 49. Kf1 Qf3+ 50. Ke1
Qh1+ 51. Kf2 Qxd1 $19 {Komodo13}) 44. Qd2 Rxc1 $1 45. Qxc1 Rxg5+ 46. Kh2 (46.
Qxg5+ Qxg5+ 47. Kf3 Qg1 {and the Q & N soon force a decision}) 46... Qh7# 0-1

