[Event "Dyfed League: Cardigan A - Steynton B"] [Site "?"] [Date "2019.11.11"] [Round "?"] [White "Paffard, Mark"] [Black "Williams, AH.."] [Result "0-1"] [ECO "B05"] [WhiteElo "1652"] [BlackElo "2329"] [Annotator "kemen"] [PlyCount "90"] [EventDate "2019.??.??"] {[%evp 0,90,31,31,77,75,64,44,44,21,21,38,47,13,13,13,37,30,30,-48,-57,-99,-28, -36,-35,-28,-32,-47,-65,-65,-63,-61,-83,-56,-81,-89,-70,-113,-29,-49,-27,-33, -30,-27,-27,-38,-42,-38,-36,-66,-48,-48,-42,-41,-38,-75,-29,-43,-22,-23,-20, -31,131,3,-2,-29,-9,-49,-50,-57,-30,-30,-48,-79,-75,-73,-81,-175,-213,-213,-79, -155,-125,-157,-165,-344,-346,-558,-558,-665,-676,-1005,-1221]} 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 (5. exd6 {main}) 5... Bg4 6. h3 (6. exd6 {main}) 6... Bxf3 (6... Bh5 {main, 47 % for Wh}) 7. Qxf3 Nc6 {40% for Wh; however} 8. Be3 {given as = by the Cloud Engines} (8. e6 {main, = Cloud Engines,scores 50 % in 20 games}) 8... dxe5 {scores 32 % for Wh, mainly correspondence games} 9. d5 {after this 6 Bl wins, though only 4 correspondence games get the answer to a slight Bl advantage as played here.} (9. dxe5 e6 10. Nc3 {& now the Cloud Engines give equality, but Wh scores 60%, 5 Wh wins, 2 Draws,3Bl wins.}) 9... Nd4 10. Qd1 (10. Bxd4) (10. Qe4 {must be worse} f5 11. Qd3 {the Cloud Engines give up an exchange here.} e6) 10... c5 (10... e6 {at once- Komodo13} 11. Bxd4 exd4 12. Qxd4 exd5 13. cxd5 Qxd5 {Bl is a clear pawn up with better development & an unobstructed KB.}) 11. Nc3 e6 (11... g6 12. Ne4 Nd7 {preferred by Komodo13}) 12. dxe6 Nxe6 13. Qh5 g6 {returning the pawn for gain of time is also Komodo13} (13... Nd7 14. O-O-O Nd4 15. h4 { Komodo13}) 14. Qxe5 Bg7 15. Qe4 O-O {Bl is ahead in development} 16. Be2 ( 16. Qxb7 {looks far too risky; though Bl has to keep playing those steady improving moves} Rb8 (16... Re8 17. Be2 Nd4 18. O-O a5 19. Rad1 Re7) 17. Qa6 (17. Qxa7 Re8 18. Qa5 (18. Be2 Nd4 19. Rd1 Ra8 20. Qb7 Re7 21. Qc6 Rxe3 22. Rxd4 cxd4 23. fxe3 dxc3) 18... Nf4 19. Nd1 Qd4) 17... Bxc3+ 18. bxc3 Qf6 19. Qa3 Rfe8 20. Be2 Nf4 21. Bxf4 Qxf4 {Komodo13}) 16... Re8 17. O-O Nd4 18. Qd3 Nd7 {neither Komodo13 nor Stockfish10 like this retreat, considering it gives Wh equality} (18... Qe7) (18... Qh4) 19. Bxd4 (19. Rad1 {Komodo13}) (19. Rae1 {Stockfish10}) (19. Rfe1 {Komodo13}) ( 19. Nd5 Nb6 {Komodo13}) 19... cxd4 20. Nd5 Nc5 21. Qf3 (21. Qc2 { Komodo13}) 21... a5 22. Rad1 Ra6 23. Bd3 Rae6 24. Rd2 (24. b3) 24... Qd6 ( 24... a4) 25. Qf4 Be5 26. Qf3 f5 27. b3 (27. h4) 27... Kg7 (27... Ne4 28. Rc2 Kg7 29. g3 Nc3 {Komodo13}) 28. Kh1 b6 29. Re1 Bf6 30. Rde2 Nd7 { the N retreats again} (30... Rxe2 31. Rxe2 Rxe2 32. Qxe2 Qe5 33. Qxe5 Bxe5 34. Bb1 Ne4 35. Kg1 Nc3 36. Nxc3 dxc3 {Engines go down this route- humans recognize the opposite colour B effect coming. Even Komodo13 now concedes} 37. Kf1) 31. Rxe6 {but missing a chance} (31. Nc7 {Komodo13} Rxe2 ( 31... Qxc7 32. Rxe6 Rxe6 33. Rxe6) 32. Nxe8+ Rxe8 33. Rxe8 {though the presence of opposite colour Bs may help Bl survive( The N is superior to the Wh B)}) 31... Rxe6 32. Rxe6 Qxe6 33. Nxf6 {looks wrong as the Wh N is also a better piece than the Bl B} (33. Qe2 Qxe2 34. Bxe2 Nc5 35. Kg1 d3 36. Bf3 Bg5 37. Kf1 Bd2 38. Nxb6 Kf6 39. Bd5 g5 40. Bg8 h5 41. Na4 Nxa4 (41... Ne4 42. c5 $14) 42. bxa4 {Komodo13 nudged}) (33. g3 Qe1+ 34. Kg2 Ne5 (34... Nc5 35. Nxb6 (35. Nxf6 Kxf6 36. Qa8 Nxd3 37. Qf8+ {perpetual, Komodo13; but few humans would go down this route})) 35. Qe2 {Komodo13}) 33... Kxf6 34. Qa8 Qe1+ (34... Ke7 {Komodo13}) 35. Kh2 Qxf2 36. Qd8+ {however there is no perpetual here as the N shields the K} Ke6 37. Qe8+ Kd6 38. Qf7 Qf4+ 39. Kh1 Nc5 (39... Qe3 40. Bf1 Qc1 41. Qd5+ Kc7 42. Kg1 Qe3+ 43. Kh2 Qe4 { Komodo13}) 40. Qf8+ Kc7 41. Qe7+ Nd7 42. Qf7 Qe3 43. Bxf5 (43. Bf1 Qe1 44. Kg1 d3 {and Qs}) 43... Qe1+ (43... gxf5) 44. Kh2 Qe5+ 45. Kh1 gxf5 0-1 [Event "Dyfed League: Cardigan A - Steynton B"] [Site "?"] [Date "2019.11.11"] [Round "?"] [White "Jones, IC.."] [Black "Denham-Kennedy, C.."] [Result "1-0"] [ECO "D11"] [WhiteElo "2206"] [BlackElo "1637"] [Annotator "kemen"] [PlyCount "101"] [EventDate "2019.??.??"] 1. Nf3 d5 2. d4 Bf5 {as frequently played by Nepomoniachtchi, with even Carlsen joining in; though as usual when the B comes out early, the b7 pawn needs watching} 3. c4 e6 4. Nc3 c6 (4... Nf6 {Nepo & other GMS}) (4... Nc6 { also}) 5. Qb3 Qc7 (5... Qb6 {main}) 6. Bf4 dxc4 7. Bxc7 cxb3 8. e4 Bg6 9. axb3 {60 % for Wh} (9. a3 {scores even better for Wh at 71%-Komodo12}) (9. Ne5 { liked by Komodo13, not played}) 9... Na6 {It's one of those chess oddities- when going down a line one has had before, it is often played a little worse the second time round.} (9... Nd7 10. Bc4 Ngf6 11. Nd2 Bb4 {Buttell-Denham, S Wales Winter 2014,1-0 ( by transposition from a Slav)}) 10. Bxa6 bxa6 11. Rxa6 Bb4 (11... Kd7 12. Bg3 f6 13. Ke2 Ne7 14. Rha1 Nc8 15. Nd2 Bb4 16. f3 $18 {Aird-Lynge, Politiken Cup, Copenhagen 2001,1-0}) 12. Nd2 {Komodo13} (12. Ke2 {Komodo13 & Stockfish9} Bxc3 13. bxc3 Bxe4 14. Rha1 Ne7 15. Rxa7 Rxa7 16. Rxa7) 12... Ne7 13. Bb6 (13. Ke2) (13. O-O) 13... O-O 14. Ba5 (14. Bxa7 { taking the pawn is too risky as Wh decides} Bxc3 15. bxc3 Nc8 16. Rxc6 Nxa7 17. Rc5 Rfb8 18. b4 Nb5 19. Ke2 Ra2 {Komodo13}) (14. Rxa7 Rxa7 15. Bxa7 Bxc3 16. bxc3 Ra8 17. Bc5 Ra1+ 18. Ke2 Rxh1 19. Bxe7 Rxh2 {even worse; Komodo13} ) (14. Bc5 Bxc5 15. dxc5 {Stockfish9 & Komodo13}) 14... Rfb8 (14... Bxa5 15. Rxa5 Rfd8 16. Ne2 f6 17. h4 Bf7 18. h5 {Komodo13}) 15. Bxb4 (15. f3 {both Engines}) 15... Rxb4 16. Ra4 Rb7 17. O-O f6 18. Rfa1 Bf7 19. Ra5 (19. Nc4 $18 {both Engines}) 19... Rd7 20. Nf3 Rb7 21. R1a3 Nc8 22. Ra6 Rc7 23. Na4 Nd6 24. Nc5 Nb5 25. R3a4 Rd8 26. h3 g6 27. Rb4 Kg7 28. Ra1 Ra8 29. e5 h6 (29... f5 $5 {and Wh still has to find a way in}) 30. exf6+ Kxf6 31. Rc4 {Wh has been a pawn up for 20 moves, but Bl has been digging in.} Nd6 32. Rc2 Rd8 33. Rac1 Be8 (33... Nb5 {attacks Wh isolated centre pawn to distract from his own}) 34. Re1 Re7 35. Rce2 Nf5 (35... Nb5 {is a little bit better}) 36. Rxe6+ Rxe6 37. Rxe6+ Kg7 (37... Kf7 38. Ne5+ Kf8 39. Nxg6+ Bxg6 40. Rxg6 Nxd4 41. Rxh6 {Komodo13 }) 38. g4 Nd6 39. Re7+ Kf6 40. Rxa7 Nb5 {where it could have been, & has been before} 41. Ra4 (41. Ne4+) 41... Bf7 42. Kf1 Bd5 43. Ne5 Nxd4 {a tactic that misfires} 44. Ned7+ Rxd7 45. Nxd7+ Ke7 46. Rxd4 Kxd7 47. b4 (47. Rxd5+ cxd5 48. f4 {Komodo13}) 47... Ke6 48. f4 Kd6 49. Kf2 c5 50. bxc5+ Kxc5 51. Rxd5+ { same idea as previous note} 1-0 [Event "Dyfed League: Cardigan A - Steynton B"] [Site "?"] [Date "2019.11.11"] [Round "?"] [White "Hammett, S.."] [Black "Haigh, A.."] [Result "1/2-1/2"] [ECO "C01"] [WhiteElo "1610"] [BlackElo "1767"] [Annotator "kemen"] [PlyCount "48"] [EventDate "2019.??.??"] {[%evp 0,48,19,14,15,25,33,32,20,20,22,11,25,-11,11,7,16,-1,-1,-1,2,-9,-9,-28, -36,-20,-1,-1,-11,-17,11,-44,-40,-45,-47,-55,-48,-54,-18,-18,-20,-20,-23,-19, -19,-19,-21,-21,-17,-41,-11]} 1. d4 e6 2. e4 d5 3. exd5 {the Exchange variation has a drawish reputation & quite frequently does lead to that result} exd5 4. Nf3 (4. Bd3 {main}) 4... Nf6 {This particular setup with the Ns could also arise from a Petroff ( if Wh were so inclined- early d3 rather than d4)} 5. Nc3 {40% for Wh} (5. Bd3 {main. Strangely enough this move,}) (5. Bb5+ {&}) (5. Ne5 {are the only moves that get Wh to 50% territory- others move lead to slightly better results for the Bl player.}) 5... Bb4 6. Be2 O-O 7. O-O Bf5 { 2 games each, 7 draws} (7... Bg4 {trasposes to 43 games, with 40 % for Wh}) ( 7... Bxc3 8. bxc3 Ne4 {3 Bl wins, 1 draw}) 8. Bg5 c6 (8... Bxc3 9. bxc3 h6 10. Bxf6 Qxf6 11. Ne5 Nd7 {Barre-Couolleau, Cholet-D, 2012,0-1}) 9. Ne5 { 4 Wh wins, 1 draw, 1 Bl win. But, cf variation- the results sometimes have little to do with the 'objective'? judgement of the Cloud of Engines} (9. a3 $11 {but 1 draw, 3 Bl wins}) 9... h6 10. Bh4 Nbd7 {Cloud Engines, though not played before} (10... Be7 {4 Wh wins, 2 draws, 1 Bl win}) (10... g5 {1-0}) 11. Bg4 (11. Bd3 {looks safer}) 11... Bxg4 (11... Nxe5 12. Bxf5 Nc4 13. Na4 b5 14. c3 Be7 15. Bxf6 Bxf6 16. Nc5 Nxb2 17. Qg4 Nc4 18. a4 bxa4 19. Rxa4 a5 {Komodo13}) 12. Nxg4 Be7 13. Re1 Re8 14. Nxf6+ Nxf6 15. Ne2 {does invite the Bl N in} (15. Qd2 Ne4 16. Nxe4 dxe4 17. Bxe7 Qxe7 18. c4 f5 { Komodo13}) 15... Ne4 16. Bxe7 Rxe7 17. Ng3 (17. Nf4) 17... Nxg3 18. hxg3 Qd7 19. Rxe7 (19. Qd2) 19... Qxe7 20. Qe1 Re8 21. Qxe7 Rxe7 22. Kf1 {Draw?} f5 23. Re1 Kf7 24. Re5 Kf6 (24... Kf6 25. f4) (24... Rxe5 25. dxe5 Ke6 26. f4 c5) 1/2-1/2 [Event "Dyfed League: Cardigan A - Steynton B"] [Site "?"] [Date "2019.11.11"] [Round "?"] [White "Brewer, Ben"] [Black "Evans, Gwyn"] [Result "1-0"] [ECO "D30"] [WhiteElo "1573"] [BlackElo "1192"] [Annotator "kemen"] [PlyCount "79"] [EventDate "2019.??.??"] 1. d4 d5 2. Nf3 e6 3. c4 c6 4. Bf4 Bd6 (4... Nf6 5. e3 Nbd7 (5... Bd6) 6. Nc3 Be7 {main}) 5. Bg3 f5 (5... Nf6 {more flexible}) (5... dxc4 6. Nc3 b5 { Cloud Engines; not yet played}) 6. e3 Nf6 {transposes to 34 games} 7. c5 { a bit committal as well- Bl can challenge this with either b6 or a later e5.} ( 7. Nc3 O-O 8. Bd3 {main} (8. c5 {now, when both} Bxg3 {1 game each} (8... Bc7 {3 Wh wins, 2 draws}))) 7... Be7 {leaves the B on g3 in control of the field} (7... Bxg3) (7... Bc7 {a swap on g3 is inevitable sooner of later}) 8. b4 b6 9. Ne5 (9. Nbd2 {comes to the support of the pawn chain}) 9... bxc5 (9... a5 {undermines the structure as Wh is not ready with a3} 10. Qa4 b5 11. Qb3 axb4 12. Qxb4 Ne4 13. Nd2 Nxg3 14. hxg3 O-O {is alright for Bl as the QB can get out via e8.}) 10. bxc5 Qa5+ (10... Ne4) 11. Qd2 Qd8 {nothing much gained by retreating, though} (11... Qxd2+ 12. Nxd2 Bd8 13. Bd3 Ba5 14. Ke2 Ne4 15. Ndf3 Rg8 16. Bf4 {Wh has a though grip over the bl squares}) 12. Be2 (12. Nc3 {Komodo13}) 12... O-O (12... Ne4 {Komodo13} 13. Qb4 (13. Qc2 Qa5+ 14. Nd2 O-O 15. f3 Nxg3 16. hxg3 Ba6 (16... Bf6 17. Kf2 Ba6 { may be better timing}) 17. Bxa6 Qxa6 18. f4) 13... a5 14. Qb2 Bf6 15. Nd2 Nxg3 16. hxg3 Bxe5 17. dxe5 O-O 18. O-O Ba6 19. Bxa6 Nxa6 20. Rfc1 { the Bl position doesn't look too wonderful, but it should be easy enough to hold}) 13. O-O (13. Nc3) 13... Ba6 {positionally desirable but it needs preparation} (13... Ne4 {Komodo13} 14. Qc2 Nxg3 15. hxg3 Qc7 16. Nd2 Nd7 (16... Ba6 17. Bxa6 Nxa6 18. Qa4 Nb8 19. Ndf3 Rc8 20. Rfb1 Bf6 21. Rb4 Bxe5 22. Nxe5 Nd7 23. Nxd7 Qxd7 24. Rab1 Rc7 25. Qa6 h6 {Bl's position comes close to losing, but it may just hold}) 17. Ndf3 Nxe5 18. Nxe5 Bf6 19. Qc3 Bxe5 20. dxe5 a5 21. Rab1 Ba6 22. Bxa6 Rxa6 23. Rb2 Rb8 24. Rfb1 Rxb2 25. Qxb2 Ra7 26. Qb6 Kf7 27. Qxc7+ Rxc7 28. Rb6 a4 29. Ra6 Rb7 {& Bl's R gets some activity as well}) 14. Nxc6 (14. Bxa6 Nxa6 15. Nxc6 Qe8 16. Nxe7+ Qxe7 17. Bd6 Qf7 18. Bxf8 Rxf8 19. Nc3 {and Wh wins an exchange as well as gaining a protected passed pawn}) 14... Nxc6 15. Bxa6 Ne4 16. Qb2 (16. Qd1 {Wh must be careful as he is still underdeveloped. Quite often, when one side has gained some material, their pieces become slightly misplaced- so the other side might have some sudden tactical resources. As Komodo13 demonstrates in the variations that could follow, the player ahead has to fight to recover the initiative, not simply sit back & hope the extra material will win by its existence alone.}) 16... Nxg3 (16... e5 {is one such} 17. Qb5 {best according to Komodo13} exd4 18. Bb7 (18. Qxc6 Rf6 19. Qb5 Nxc5 20. exd4 Rb6 21. Qe2 Nxa6 22. Nd2 Bf8 { and Bl has recovered the pawn}) 18... Rc8 19. Bxc8 Qxc8 20. Bd6 dxe3 21. fxe3 Rf6 22. Bxe7 Nxe7 23. Qd3 Qxc5 24. Nd2) (16... f4 {has possibilities- attacking the K while 4 Wh pieces are tied up on the Q side.} 17. Bxf4 Rxf4 18. exf4 Rb8 19. Qa3 Nxd4 20. Nc3 Bxc5 21. Qc1 Nxc3 22. Qxc3 Qd6 23. g3 { but the activity of the Bl pieces needed Wh to very careful}) 17. hxg3 Rb8 18. Qc3 {the N needs this square} (18. Qe2 {Komodo13} Qa5 19. Rc1 Bf6 20. Nc3 $18) 18... Nb4 19. Be2 Qa5 20. a3 (20. Nd2 {Wh must develop and contest the b file}) 20... Nc6 21. a4 {a positional error, giving back the square the previous move aimed to gain control over. Worse still, it should lose a piece due to Wh's lack of development!} (21. Qxa5 Nxa5 22. Nc3 Rb3 23. Nb5 Nc6 24. Nc7 Kf7 25. Bb5 Rc8 26. Ba4 Rb7 27. Na6 e5 28. Bxc6 Rxc6 29. Nb4 Rc8 30. Rfd1 $18 (30. Rfb1 {Komodo13})) (21. Rc1 Rfd8 22. Qc2 Bf6 23. Nc3 Bxd4 24. exd4 Nxd4 25. Qd3 Qxc5 26. Na2 Nxe2+ 27. Qxe2 Qd6 28. Nb4 {Komodo13}) 21... Rb4 (21... Rxb1 {Komodo13-picks up a piece due to a loose Wh Q.}) 22. Bb5 {giving Bl another opportunity} (22. Na3) (22. Rc1) (22. Qe1) 22... Rc8 (22... Rxb1 {spotted by Jonathan at the Steynton club}) 23. Qd3 (23. Bxc6 Rxc6 24. Nd2 {Komodo13}) 23... Rb2 24. Qa3 (24. Nc3) 24... Rb4 25. Nd2 {the N finally decides to move} a6 (25... Rb8 26. Bxc6 Rb2 27. Bd7 Kf7 28. e4 {Komodo13} (28. Nf3 R8b3 {wins Wh's Q , but Wh gets enough in return} 29. Ra2 Rxa3 30. Rxb2 Qc3 31. Rb7 Ra1 32. Rxa1 Qxa1+ 33. Kh2 {and the c pawn will win at least a B})) 26. Bxc6 Rxc6 27. Nb3 {and wins an exchange} Rxb3 28. Qxb3 Qc7 29. Rfb1 Bxc5 30. dxc5 Rxc5 {destoying that pawn structure , but too late} 31. Qb8+ Qxb8 32. Rxb8+ Kf7 33. Rb7+ Kf6 34. Rab1 h6 35. Ra7 a5 36. Rb6 Rc1+ 37. Kh2 Ra1 38. Rxa5 Ra2 39. f3 g5 40. Raa6 1-0
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