[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.01"]
[Round "1.1"]
[White "Barski, Radoslaw"]
[Black "Burian, Simon"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2444"]
[BlackElo "2073"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,75,20,42,-9,26,8,15,-2,12,-8,37,37,35,29,41,29,43,42,48,55,66,62,72,51,64,66,85,80,83,88,231,232,228,227,231,233,456,443,414,439,443,443,447,440,440,426,416,352,381,377,386,368,362,333,347,329,540,530,684,688,670,675,688,678,616,552,1092,982]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. Qc2 bxc4 5. e4 d6 6. Nd2 {A57: Benko/Volga Gambit.} ({White should play} 6. Bxc4 $14 g6 7. Nf3) 6... g6 7. Nxc4 Bg7 8. Nf3 {The position is equal.} O-O 9. Be2 a5 10. O-O Nbd7 {[#]} 11. Bd2 $146 {[%mdl 2048] White is pushing.} ({Predecessor:} 11. Rb1 Ba6 12. b3 Nb6 13. Bb2 a4 14. Rfd1 axb3 15. axb3 Qc7 16. h3 Rfb8 17. Nfd2 Bxc4 18. bxc4 {1-0 (70) Shahriyar-Hanley,C (2359) Dos Hermanas 2003}) 11... a4 12. Rfe1 Qc7 13. Bc3 Bb7 14. Rad1 Rfd8 15. Bf1 Ra7 16. Qd2 Re8 17. e5 dxe5 18. d6 (18. Bxe5 Nxe5 19. Rxe5 Rd8 $17) 18... Qb8 19. Nfxe5 Ba8 {[#]} (19... e6 $16) 20. dxe7 $1 $18 Rxe7 {[#]} 21. Nc6 $1 {[%cal Rc6b8][%mdl 576] Discovered Attack} Bxc6 22. Rxe7 {Strongly threatening Ne5.} Ne4 $2 (22... Nd5 {was worth a try.}) 23. Qe3 Bxc3 24. bxc3 Ndf6 25. Rxa7 {Threatens to win with Re7.} Ng4 {[%csl Gg4][%cal Rb8h2]} 26. Rd8+ ({Not} 26. Qh3 Ngxf2 27. Qf3 Qxa7 $18) 26... Qxd8 {[#]} 27. Qf4 $1 Ngf6 {[#]} 28. Qc7 $1 Qxc7 29. Rxc7 Bb5 30. a3 Nd5 31. Rc8+ Kg7 {intending ...Bxc4.} 32. f3 Bxc4 $2 (32... Ne7 {is a better defense.} 33. Rc7 (33. fxe4 Nxc8 34. e5 f5 $11) 33... Nd5 34. Rxf7+ (34. fxe4 Nxc7 35. Nb6 Kf6 $11) 34... Kxf7) 33. fxe4 {White is clearly winning.} Ne3 34. Bxc4 Nxc4 35. Rxc5 Nxa3 {KR-KN} 36. Kf2 Kf6 37. Ke2 Ke6 38. Kd3 {Black did not feel at home in the position after the opening. Accuracy: White = 96%, Black = 57%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.01"]
[Round "1.2"]
[White "Malecki, Rafal"]
[Black "Cukrowski, Filip"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2071"]
[BlackElo "2419"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,70,-6,0,-8,16,-18,17,-5,-16,-12,17,18,31,25,32,0,33,0,30,27,41,44,27,27,26,28,53,-106,-111,-106,-113,-196,-200,-196,-194,-301,-282,-520,-199,-1316,-1291,-1438,-441,-1437,-1418,-1372,-1301,-1212,-722,-29978,-29979,-29990,-29989,-29989,-12545]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 d5 6. Nbd2 c5 7. e4 dxe4 8. dxe4 Nc6 9. Re1 e5 10. c3 {A08: King's Indian Attack.} h6 11. Qe2 Be6 12. Nc4 {[%cal Bd2c4,Bc4e3,Be3d5][%mdl 32] The position is equal.} Qc7 13. a4 {[#]} a6 $146 ({Predecessor:} 13... Rfd8 14. Nfd2 b6 15. h3 Rab8 16. Nf1 Qd7 17. Kh2 Qd3 18. Qxd3 Rxd3 19. Nfe3 Rbd8 {½-½ (32) Movsziszian,K (2502)-Oliva Castaneda,K (2499) Sabadell 2016}) 14. Nfd2 b6 15. Ne3 Rfd8 16. Ndc4 Rac8 {[#]} 17. f4 $1 {[%mdl 512]} exf4 {[#]} (17... b5 {is more complex.} 18. fxe5 Nxe5 19. Nxe5 Qxe5 20. axb5 axb5 21. Qxb5 Nxe4 22. Qe2 Ng5) 18. Nd5 $1 {[%cal Rd5c7][%mdl 512]} Bxd5 19. exd5 Nxd5 20. Bxd5 Rxd5 21. Bxf4 Qa7 22. a5 $2 (22. Qg2 $1 $14 {keeps the upper hand.} Rdd8 23. Nd6) 22... Nxa5 $17 23. Nxa5 bxa5 24. Qc4 (24. Rxa5 $17 {was necessary.} c4+ 25. Be3) 24... Rcd8 $19 25. Rxa5 {[#]} Qb6 $1 {[%csl LRa5,LRb2][%cal Rb6a5]} 26. Ra2 (26. Rxa6 $142 Qxb2 27. Ra2 Qxc3 28. Qxc3 Bxc3 29. Re7) 26... Rd1 27. Kf2 $2 (27. Ra1 Rxa1 28. Rxa1) 27... g5 $2 (27... Rxe1 28. Kxe1 g5) 28. Be3 $2 (28. Rxd1 Rxd1 29. Rxa6) 28... Qf6+ 29. Ke2 Rxe1+ {[%mdl 64] Overworked Piece} 30. Kxe1 Qf3 {[%csl Gf3][%cal Rd8d1]} 31. Qe2 Qh1+ 32. Kf2 Rd6 33. Qh5 Rf6+ {Black mates.} 34. Ke2 Qg2+ 35. Kd3 Qd5+ {Accuracy: White = 42%, Black = 56%.} (35... Rd6+ $142 36. Bd4 Bxd4 37. Rxa6 {[#]} c4+ $1 {[%mdl 576] Decoy, Zwischenzug} 38. Kxc4 Qd5+ 39. Kd3 Bc5+ 40. Kc2 Qe4+ 41. Kb3 Rxa6 42. Qg4 Qxg4 43. Kc2 Qe2+ {[%mdl 64] Double Attack} 44. Kb3 Rb6+ 45. Ka4 Qb5#) 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.01"]
[Round "1.3"]
[White "Kopylov, Michael"]
[Black "Skurniak, Szymon"]
[Result "1-0"]
[ECO "D74"]
[WhiteElo "2407"]
[BlackElo "2036"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,81,28,32,90,70,115,105,120,74,114,94,109,89,111,85,87,90,184,127,113,89,114,-10,-13,-54,290,274,442,292,290,287,253,232,232,232,393,394,384,234,273,187,183,142,140,132,204,203,243,192,184,182,214,208,198,211,209,209,209,208,207,212,376,371,353,357]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. Nf3 O-O 7. O-O Nc6 8. Nc3 Nb6 9. d5 Nb4 10. e4 a5 {D76: Fianchetto Grünfeld: Main Line with 7...Nb6.} (10... c6 $14) 11. Bf4 {[#]} Bd7 $146 ({Predecessor:} 11... Bg4 12. a3 Na6 13. Qe2 Nc5 14. Qb5 Ncd7 15. Rac1 c6 16. dxc6 bxc6 17. Qxc6 Rc8 {1-0 (35) Milanovic,S (2370)-Pantovic,D (2102) Belgrade 2018}) 12. Rc1 Rc8 {White is better.} 13. Qe2 c6 14. a3 Na6 15. Ne5 {And now dxc6 would win.} cxd5 16. exd5 Nc5 17. Rfe1 $36 {[%mdl 2048] Keeping Black busy.} e6 (17... Re8 $16) 18. Rcd1 (18. b4 $1 $18 {[%cal Rb4c5]} axb4 19. axb4) 18... exd5 19. Nxd5 Be6 {[%cal Rb6d5]} 20. Nxf7 (20. Nc7 $16 Qxc7 21. Nxg6 hxg6 22. Bxc7 Rxc7 23. Qb5) 20... Rxf7 $11 21. Nc7 (21. Nxb6 {is interesting.} Qxb6 22. b4 axb4 23. Rd6 Qa5 24. axb4 Qxb4 25. Rxe6 Nxe6 26. Qxe6 Rd8 27. Rc1) 21... Qf6 $2 {[%mdl 8192] This move loses the game for Black.} (21... Bd7 $15 {stays ahead.} 22. Nb5 Ne6) 22. Nxe6 $18 Qxb2 $2 (22... Nxe6 23. Qxe6 Qxe6 24. Rxe6 Na4) 23. Qxb2 Bxb2 24. Nxc5 Rxc5 25. Be3 Bxa3 26. Rb1 ({Don't do} 26. Bxc5 $6 Bxc5 27. Re2 Kg7) 26... Nc4 $2 (26... Nd7 27. Bxc5 (27. Bxb7 Rh5 $16) 27... Bxc5) 27. Bxc5 Bxc5 28. Re2 Nb6 29. Rc2 Bb4 30. Rd1 Kg7 31. Rd8 Re7 {[#]} (31... Na4 $16 32. Rdc8 Bd6) 32. Rb8 $1 Re1+ 33. Bf1 Re7 {[#]} 34. Ba6 $1 {[%mdl 576] Pin} Nd5 (34... bxa6 35. Rxb6) 35. Rxb7 Rxb7 36. Bxb7 {KRB-KBN} Nc3 37. Bc6 Kf6 38. Kg2 Ke5 39. Rd2 a4 $2 (39... g5 40. Rd8 h6) 40. f4+ Ke6 {[#]} 41. Bxa4 $1 {[%mdl 512] Accuracy: White = 55%, Black = 42%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.01"]
[Round "1.4"]
[White "Szczesniak, Konrad"]
[Black "Sieciechowicz, Marcin"]
[Result "0-1"]
[ECO "D86"]
[WhiteElo "2033"]
[BlackElo "2372"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,80,20,27,44,42,58,-37,-25,-114,-121,-119,-109,-118,-110,-111,-115,-100,-92,-97,-98,-156,-156,-158,-164,-221,-186,-175,-156,-168,-155,-294,-102,-108,-107,-127,-110,-110,-79,-87,0,0,0,-33,0,0,0,-7,0,-113,-113,-117,-117,-131,-141,-136,-144,-142,-136,-325,-317,-782,-742]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 {[%cal Bb8c6,Bc6a5,Ba5c4,Bc4e3][%mdl 32]} 9. Be3 O-O 10. O-O Na5 {10...b6 is becoming the main line.} 11. Bd3 e5 {[%cal Rc5d4] D87: Exchange Grünfeld: Classical Line: Variations without ...cxd4.} 12. d5 b6 13. Qd2 ({Better is} 13. c4 $14) 13... f5 $1 $15 {Threatens to win with ...f4.Black is slightly better.} 14. f4 (14. f3 $11) 14... fxe4 $17 {[%mdl 64] Overworked Piece} 15. Bxe4 Nc4 16. Qd3 Nxe3 17. Qxe3 Qd6 $1 18. fxe5 Rxf1+ 19. Rxf1 Qxe5 20. Qf3 (20. Qd3 $142) 20... Ba6 $1 21. d6 Rd8 {[#]} 22. Bd5+ $146 (22. Rd1 $142) ({Predecessor:} 22. Rd1 Rxd6 23. Rxd6 Qxd6 24. Bd5+ Kh8 25. Nf4 Qe5 26. h3 Qxc3 27. Qg4 Qd4+ 28. Kh1 {0-1 (34) Andreev,S (2097)-Todorov,M (2246) Sofia 2008}) 22... Kh8 $19 23. c4 Qxd6 24. Nf4 Bc8 25. g4 {[#]} (25. Qe4 $17 {was necessary.}) 25... Be5 $2 (25... b5 $1 $19 {[%mdl 512] has better winning chances.} 26. Kg2 (26. cxb5 g5) 26... bxc4 27. Bxc4 Bd7) 26. Nh3 $17 Bd4+ ({Of course not} 26... Bxh2+ $6 27. Kg2 $11) 27. Kg2 {aiming for Ng5.} Qe7 28. Qf7 Qxf7 29. Rxf7 Be3 ({Black should try} 29... Bxg4 $17 {Strongly threatening ...Rd7.} 30. Rxa7 Rd7) 30. Kf3 $11 Bc1 31. Rxa7 Rf8+ (31... h5 $5 {[%cal Rh5g4]} 32. Nf2 hxg4+ 33. Nxg4 Rf8+ 34. Rf7 Rxf7+ 35. Bxf7 Kg7 $15) 32. Kg3 Bd2 33. Ra8 h6 34. Ra7 (34. Rb8 $11 {keeps the balance.}) 34... Be1+ $17 35. Kg2 Bxg4 36. Rb7 Rf6 37. Re7 {[#]} Bh4 $1 38. Rb7 g5 39. Ra7 $2 (39. Ng1 $17) 39... Be2 $19 {White must now prevent ...Bf1+.} 40. Re7 $2 (40. Ng1 Bf1+ 41. Kh1) 40... Bf1+ {Accuracy: White = 47%, Black = 82%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.01"]
[Round "1.5"]
[White "Nguyen, Alex Dac-Vuong"]
[Black "Jankowiak, Piotr"]
[Result "1/2-1/2"]
[ECO "C84"]
[WhiteElo "2366"]
[BlackElo "2009"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,100,14,0,12,17,24,33,38,41,27,18,19,12,16,18,18,0,0,0,0,0,31,0,24,0,19,0,0,0,0,0,0,-18,-18,-18,-18,-18,-19,-18,-20,-19,0,0,0,-10,-14,-10,-11,-10,-10,-156,-19,-19,-19,-24,-19,-19,-19,-19,-19,-19,-19,-27,-19,-19,-19,-82,-82,-82,-82,-82,-54,-54,-54,-54,-54,-54,-54,-54,-54,-54,-54,-54,-54,-54,-54]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a3 O-O 9. Nc3 Be6 {Recently 9...Na5 got a lot of attention. C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines.} 10. Nd5 Bxd5 11. exd5 Nd4 {White is slightly better.} 12. Nxd4 exd4 {[#]} 13. Re1 $146 ({Predecessor:} 13. c3 dxc3 14. bxc3 Nd7 15. d4 Nb6 16. a4 Bf6 17. Qd3 Qd7 18. axb5 axb5 19. Ba3 g6 20. Bb4 Kg7 21. Rfb1 {½-½ (21) Gharamian,T (2655)-Sokolov,I (2650) Saint-Quentin 2014}) 13... Nd7 14. Bd2 Nc5 15. Ba2 Na4 16. b4 Qd7 17. Qf3 Bf6 18. Bb3 Rfe8 19. g4 Be5 20. Kg2 g6 21. Qh3 Bh8 22. f4 Rxe1 23. Rxe1 Nc3 24. Qf3 Re8 25. Bxc3 dxc3 26. Re4 Rxe4 27. dxe4 Qe7 28. g5 h6 29. h4 Kf8 30. a4 hxg5 31. hxg5 f6 32. gxf6 Bxf6 33. f5 {[#]} (33. Kh2 $11) 33... Qe5 (33... g5 $1 $17) 34. fxg6 $11 Qg5+ 35. Qg3 Qxg3+ (35... Qd2+ {looks sharper.} 36. Kh3 Kg7 37. Qg4 Qf2 38. Qf5 Qg1) 36. Kxg3 {[%mdl 4096] Endgame KB-KB} Kg7 37. axb5 axb5 38. Kg4 Kxg6 39. Kf4 Be5+ 40. Ke3 Kg5 41. Kd3 (41. Ba2 $11) 41... Kf4 $17 42. Ba2 Kf3 43. Bb3 Kf2 44. Ba2 {Black is slightly better.} Ke1 45. Bb3 Kd1 46. Ke3 Kc1 47. Kd3 Kb2 48. Ke3 Ka3 49. Kd3 Kxb4 50. Ke3 Kc5 {Accuracy: White = 86%, Black = 88%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.01"]
[Round "1.6"]
[White "Golecki, Jan"]
[Black "Kopylov, Daniel"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2106"]
[BlackElo "2348"]
[Annotator "ChessBase"]
[PlyCount "131"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 4. cxd5 {[%emt 0:00:00]} Nxd5 {[%emt 0:00:00]} 5. e4 {[%emt 0:00:00]} Nxc3 {[%emt 0:00:00]} 6. bxc3 {[%emt 0:00:00]} Bg7 {[%emt 0:00:14]} 7. Nf3 {[%emt 0:05:46]} c5 {[%emt 0:00:12]} 8. Be3 {[%emt 0:00:00]} Qa5 {[%emt 0:01:21]} 9. Qd2 {[%emt 0:00:00]} O-O {[%emt 0:00:44]} 10. Bc4 {[%emt 0:04:02]} Nc6 {[%emt 0:04:45]} 11. Rb1 {[%emt 0:01:45]} cxd4 {[%emt 0:06:29]} 12. cxd4 {[%emt 0:00:20]} Qxd2+ {[%emt 0:00:23]} 13. Kxd2 {[%emt 0:00:00]} Rd8 {[%emt 0:02:07]} 14. Bd5 {[%emt 0:12:06]} e6 {[%emt 0:04:17]} 15. Bxc6 {[%emt 0:00:19]} bxc6 {[%emt 0:00:00]} 16. Rhc1 {[%emt 0:07:34]} e5 {[%emt 0:01:25]} 17. Rxc6 {[%emt 0:02:49]} exd4 {[%emt 0:00:47]} 18. Bg5 {[%emt 0:03:18]} Re8 {[%emt 0:01:48]} 19. Kd3 {[%emt 0:06:34]} h6 {[%emt 0:06:22]} 20. Bf6 Bxf6 {[%emt 0:17:44]} 21. Rxf6 {[%emt 0:20:38]} Be6 {[%emt 0:00:43]} 22. Nxd4 {[%emt 0:01:16]} Kg7 {[%emt 0:02:55]} 23. Rf3 {[%emt 0:01:14]} Red8 {[%emt 0:01:57]} 24. Rb7 {[%emt 0:07:29]} Bxa2 {[%emt 0:03:04]} 25. Ke3 {[%emt 0:01:59]} a5 {[%emt 0:01:08]} 26. Nc6 {[%emt 0:06:24]} Rdc8 {[%emt 0:06:05]} 27. Rb2 {[%emt 0:04:58]} Be6 {[%emt 0:04:23]} 28. Nd4 {[%emt 0:03:16]} Rc3+ {[%emt 0:12:48]} 29. Kf4 {[%emt 0:04:20]} Rxf3+ {[%emt 0:00:31]} 30. Kxf3 {[%emt 0:00:00]} a4 {[%emt 0:01:15]} 31. Nxe6+ {[%emt 0:00:00]} fxe6 {[%emt 0:00:00]} 32. Ke3 {[%emt 0:00:57]} a3 {[%emt 0:01:11]} 33. Ra2 {[%emt 0:00:00]} Kf6 {[%emt 0:00:37]} 34. f3 {[%emt 0:00:00]} Ke5 {[%emt 0:01:08]} 35. g3 {[%emt 0:00:00]} Ra4 {[%emt 0:00:53]} 36. Kd3 {[%emt 0:00:00]} g5 {[%emt 0:05:49]} 37. h3 {[%emt 0:00:15]} Ra8 {[%emt 0:03:29]} 38. Ke3 {[%emt 0:00:00]} Kd6 {[%emt 0:01:59]} 39. Kd4 {[%emt 0:00:00]} h5 {[%emt 0:00:33]} 40. h4 {[%emt 0:00:00]} gxh4 {[%emt 0:00:00]} 41. gxh4 {[%emt 0:16:06]} Ra4+ {[%emt 0:20:31]} 42. Kd3 {[%emt 0:04:14]} Ke5 {[%emt 0:01:11]} 43. Ke3 {[%emt 0:00:01]} Ra8 {[%emt 0:00:26]} 44. f4+ {[%emt 0:00:17]} Kd6 {[%emt 0:00:25]} 45. Kd4 {[%emt 0:02:46]} Ra4+ {[%emt 0:00:17]} 46. Kd3 {[%emt 0:00:04]} Kc5 {[%emt 0:00:33]} 47. Rc2+ {[%emt 0:07:35]} Kb5 {[%emt 0:01:12]} 48. Ra2 {[%emt 0:00:37]} Kb4 {[%emt 0:02:19]} 49. Ra1 {[%emt 0:01:03]} a2 {[%emt 0:01:57]} 50. Kc2 {[%emt 0:02:25]} Ka3 {[%emt 0:00:47]} 51. Re1 {[%emt 0:01:31]} Rxe4 {[%emt 0:00:50]} 52. Rxe4 {[%emt 0:00:06]} a1=Q {[%emt 0:00:09]} 53. Re3+ {[%emt 0:01:14]} Kb4 {[%emt 0:00:13]} 54. Re4+ {[%emt 0:00:03]} Kc5 {[%emt 0:00:08]} 55. Kd3 {[%emt 0:00:22]} Qd1+ {[%emt 0:00:31]} 56. Ke3 {[%emt 0:00:07]} Qe1+ {[%emt 0:00:09]} 57. Kd3 {[%emt 0:00:26]} Qxh4 {[%emt 0:00:36]} 58. Rxe6 {[%emt 0:00:01]} Qxf4 {[%emt 0:00:13]} 59. Re4 {[%emt 0:00:21]} Qf1+ {[%emt 0:00:13]} 60. Ke3 {[%emt 0:00:05]} h4 {[%emt 0:00:26]} 61. Rf4 {[%emt 0:00:17]} Qe1+ {[%emt 0:00:36]} 62. Kf3 {[%emt 0:00:31]} Qg3+ {[%emt 0:00:14]} 63. Ke4 {[%emt 0:00:04]} h3 {[%emt 0:00:08]} 64. Rf3 {[%emt 0:00:05]} Qg4+ {[%emt 0:00:26]} 65. Ke3 {[%emt 0:00:07]} h2 {[%emt 0:00:09]} 66. Rh3 {[%emt 0:00:05]} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.01"]
[Round "1.7"]
[White "Zwahr, Paul"]
[Black "Vanduyfhuys, Daria"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2277"]
[BlackElo "1985"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 30,69,38,31,50,40,47,40,62,60,63,66,62,11,47,2,8,7,20,20,12,9,49,36,29,31,47,43,51,4,85,-10,66,66,210,199,802,766,29986,29987,29987,1294]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 O-O 12. Nc2 Bg5 13. a4 bxa4 14. Rxa4 a5 15. Bc4 Rb8 16. b3 Be6 {B33: Sicilian: Pelikan and Sveshnikov Variations.} 17. Nce3 Qd7 18. O-O {[#]} Rfd8 $146 {White is slightly better.} ({Predecessor:} 18... Bd8 19. Qd3 g6 20. Bb5 Qb7 21. Bxc6 Qxc6 22. Rxa5 Rxb3 23. Ra6 Qc5 24. Rxd6 Qxd6 {1-0 (38) Gschnitzer,A (2322)-Schmidt,U (2147) Walldorf 2017}) 19. Qd3 Kh8 20. Rfa1 g6 21. Nc2 (21. Bb5 $14) 21... f5 22. b4 (22. Qg3 {with more complications.} Bh6 23. Qh4 Qg7 24. Nde3 Bd7 25. Rd1) 22... axb4 23. Ncxb4 {Black should prevent Qg3.} Nxb4 24. cxb4 fxe4 25. Qxe4 Bf5 26. Qe2 Rdc8 27. h3 Qc6 28. b5 Qc5 29. Rd1 Bd7 {[#]} (29... Be6 $11) 30. Rb4 (30. Nc3 $1 $16 {[%cal Rc3e4] Threatens to win with Ne4.} Qc7 31. Qb2) 30... Rb7 (30... Be6 $11 31. Qe4 Bxd5 32. Bxd5 Rf8) 31. b6 $36 {[%mdl 2048] Hoping for Ba6. White has good play.} Bc6 {Black cannot hold the game after this.} (31... Rf8 $14) 32. Qg4 $18 {[%mdl 64] Double Attack} Rbb8 $2 (32... Rf8) 33. Qxg5 {White wants to mate with Qf6+.} Bxd5 34. Qf6+ {[%mdl 64] [#] Zwischenzug} Kg8 35. Bxd5+ {Accuracy: White = 66%, Black = 41%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.01"]
[Round "1.8"]
[White "Roessler, Frank-Peter"]
[Black "Chmiel, Marcin"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1902"]
[BlackElo "2267"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,54,9,37,42,54,47,56,26,50,48,94,86,80,69,101,35,46,27,81,10,35,25,69,-59,-59,-61,-64,-49,0,0,0,0,0,0,10,0,23,9,14,-89,-103,-1251,-1172,-5385,-5385,-5381,-1456]} 1. f4 d5 2. Nf3 Bg4 3. e3 Nd7 4. h3 Bxf3 5. Qxf3 e5 6. Qxd5 {A03: Bird's Opening with 1...d5.} Qh4+ 7. Kd1 O-O-O 8. Qf3 {White is slightly better.} ({But not} 8. Qxf7 Nh6 $15) 8... exf4 9. exf4 {[#]} Ngf6 $146 ({Predecessor:} 9... Ne7 10. g3 Qf6 11. Bg2 Nc6 12. Nc3 Nc5 13. d3 Nd4 14. Qf2 Qd6 15. Be3 Nf5 {0-1 (27) Pogosyan,S (2364)-Gasanov,E (2481) Skolkovo 2019}) 10. g3 Qh5 11. g4 Qa5 {[#]} 12. Bg2 (12. Bc4 $1 $16) 12... c6 $14 13. Nc3 Bb4 (13... Nb6 $11 {remains equal.}) 14. a3 ({White should play} 14. g5 $16) 14... Rhe8 15. Re1 $1 h5 16. Rb1 ({White should try} 16. Rxe8 $14 Rxe8 17. Ne2) 16... Bxc3 17. bxc3 hxg4 18. hxg4 Nc5 19. Rb4 Nd5 {White must now prevent ...Na4.} 20. Rxe8 Rxe8 21. g5 Qd8 {[#] Strongly threatening ...Ne3+.} 22. Rd4 $1 Qb6 23. Qh3+ Kb8 24. Bxd5 (24. f5 $11) 24... cxd5 $40 {[%mdl 128] Black attacks with force.} 25. Qf5 $2 {[%mdl 8192]} (25. Qh2 $17) 25... Ne4 $19 {[%cal Re4f2] Black is clearly winning.} 26. Qe5+ Rxe5 27. fxe5 Qe6 {Accuracy: White = 45%, Black = 68%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.01"]
[Round "1.9"]
[White "Wong, Gengchun"]
[Black "Bojczewski, Mateusz"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "2190"]
[BlackElo "1886"]
[Annotator "RC"]
[PlyCount "53"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. e4 {[%emt 0:00:00]} c6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:00]} dxe4 {[%emt 0:00:00]} 4. Nxe4 {[%emt 0:00:00]} Nd7 {[%emt 0:00:00]} 5. Ng5 {[%emt 0:02:12]} Ngf6 {[%emt 0:03:25]} 6. Bd3 {[%emt 0:03:57]} e6 {[%emt 0:05:21]} 7. N1f3 {[%emt 0:07:50]} Bd6 {[%emt 0:15:11]} 8. Qe2 {[%emt 0:01:44]} h6 {[%emt 0:17:10]} 9. Ne4 {[%emt 0:02:12]} Nxe4 {[%emt 0:00:24]} 10. Qxe4 {[%emt 0:03:14]} Nf6 {[%emt 0:00:01]} 11. Qe2 {[%emt 0:00:00]} O-O {[%emt 0:02:42]} 12. Bd2 {[%emt 0:21:01]} b6 {[%emt 0:01:43]} 13. O-O-O {[%emt 0:00:05]} Bb7 {[%emt 0:01:08]} 14. g4 {[%emt 0:00:46]} Qc7 {[%emt 0:08:41]} 15. g5 {[%emt 0:19:22]} hxg5 {[%emt 0:00:40]} 16. Ne5 {[%emt 0:08:22]} c5 {[%emt 0:21:17]} 17. Bxg5 {[%emt 0:00:58]} Nd5 {[%emt 0:06:15]} 18. Rhg1 {[%emt 0:04:23]} cxd4 {[%emt 0:02:41]} 19. f4 {[%emt 0:17:40]} f5 {[%emt 0:05:25]} 20. Bh6 {[%emt 0:00:16]} Bxe5 {[%emt 0:00:35]} 21. fxe5 {[%emt 0:00:00]} Rf7 {[%emt 0:00:04]} 22. Rg6 {[%emt 0:00:32]} Kf8 {[%emt 0:01:23]} 23. Bg5 {[%emt 0:00:26]} Qd7 {[%emt 0:00:35]} 24. Bb5 {[%emt 0:00:21]} Bc6 {[%emt 0:00:01]} 25. Bxc6 {[%emt 0:00:00]} Qxc6 {[%emt 0:00:00]} 26. Rxd4 {[%emt 0:00:00]} Rc8 {[%emt 0:00:22]} 27. Kb1 {[%emt 0:00:36]} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.01"]
[Round "1.10"]
[White "Peglau, Markus"]
[Black "Kanicki, Krzysztof"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "1910"]
[BlackElo "2163"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,70,17,47,0,0,0,30,0,17,24,51,8,16,-1,-14,-27,-9,-9,-9,-10,-10,-18,-12,-12,-10,-13,-17,-17,-16,-25,-22,-63,-63,-207,-208,-208,-208,-208,-208,-208,-208,-207,-202,-267,-269,-747,-740,-737,-729,-729,-703,-1104,-1100,-1078,-1059,-997,-996,-6520,-5543,-5422,-5315]} 1. d4 Nf6 2. c4 g6 3. f3 Bg7 4. e4 d6 5. Nc3 O-O 6. Bd3 e5 7. Nge2 {E81: King's Indian: Sämisch: 6th move deviations (including 6 Be3 c6).} exd4 8. Nxd4 Nbd7 9. O-O {White has an edge.} c6 10. Be3 Ne5 {[#]} 11. Rc1 $146 ({Predecessor:} 11. Be2 d5 12. cxd5 cxd5 13. Bf4 Nc4 14. Bxc4 dxc4 15. Ndb5 Qb6+ 16. Kh1 Bd7 17. Qd6 {1-0 (38) Rumetsch,D (1634)-Werner,S (1718) Wuerzburg 2002}) 11... d5 12. cxd5 (12. exd5 {is more complex.} cxd5 13. c5 Re8 14. Bb5 Bd7 15. Bg5) 12... cxd5 13. exd5 Nxd3 14. Qxd3 Nxd5 15. Nxd5 Qxd5 16. Qc4 Rd8 {[%cal Rg7d4]} 17. Qxd5 Rxd5 18. Rfd1 Bd7 19. b3 a5 20. Kf2 a4 21. b4 a3 22. Ne2 {This costs White the game.} ({White should play} 22. Rc5 $15 Rd6 23. Rd2) 22... Rxd1 $19 23. Rxd1 Be6 24. Rd2 {[#]} Bb2 $1 25. Bd4 Rd8 ({Worse is} 25... Bxa2 26. Bxb2 axb2 27. Rxb2 $11) 26. Ke3 Bxa2 27. Bxb2 {[%cal Rd2d8]} Rxd2 ({Don't go for} 27... axb2 $2 28. Rxd8+ Kg7 29. Nc3 $18) 28. Kxd2 $2 {[#]} (28. Bxa3 Rc2 29. Kd3) 28... axb2 {[%mdl 4096] Endgame KB-KN. Black is clearly winning.} 29. Nc3 b1=Q 30. Nxb1 Bxb1 {KB-KP} 31. Kc3 b5 32. Kd4 Kf8 33. Ke5 Ke7 34. g4 f6+ 35. Kd5 g5 {Accuracy: White = 44%, Black = 90%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.01"]
[Round "1.11"]
[White "Krzywda, Andrzej"]
[Black "Kowalczyk, Wojciech"]
[Result "1/2-1/2"]
[ECO "E65"]
[WhiteElo "2156"]
[BlackElo "1873"]
[Annotator "TA"]
[PlyCount "156"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,156,15,41,-39,-41,-22,0,12,12,-32,0,-16,-17,-54,9,-23,-23,-35,-22,-27,-23,-41,-26,-26,-9,-46,-16,-27,-16,-40,49,-25,-18,-160,-54,-60,-54,-62,-72,-68,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-20,13,13,13,8,12,10,10,12,31,31,31,31,31,31,31,31,31,12,15,14,15,8,8,8,8,8,40,8,8,0,40,8,40,41,41,8,48,0,55,8,8,8,56,40,40,0,0,0,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c5 7. Nc3 Nc6 8. dxc5 dxc5 9. Be3 Be6 10. Qa4 Nd4 11. Ng5 {E65: King's Indian: Fianchetto: 6...c5 7 0-0 without d5 by White.} (11. Rad1 $14) 11... Bd7 $15 12. Qd1 $1 {[#]} Ng4 $146 ({Predecessor:} 12... Qb6 13. b3 Rad8 14. Rc1 Bc6 15. Bxc6 Qxc6 16. Qe1 b6 17. f3 Rd7 18. Nge4 Nxe4 19. Nxe4 {½-½ (27) Kahleys,K (2178)-Begnis,N (2243) Germany 2012}) 13. Bf4 h6 14. Nf3 Ne6 15. Bc1 Bc6 16. Nd5 Kh7 ({Black should try} 16... b5 $15) 17. Qc2 Nd4 18. Nxd4 cxd4 19. Bd2 e6 20. Nf4 Bxg2 21. Kxg2 Qd7 22. h4 Qc6+ 23. f3 f5 24. Rac1 e5 (24... Nf6 $15) 25. Nd5 (25. Nd3 $1 $14 a5 26. b4 Ne3+ 27. Bxe3 dxe3 28. b5) 25... Nf6 $11 26. h5 (26. e4 $11 {keeps the balance.}) 26... Nxd5 (26... Nxh5 $17 27. Qd3 Rfe8) 27. cxd5 Qxd5 28. hxg6+ Kxg6 29. g4 e4 (29... Rae8 $15 30. gxf5+ Rxf5) 30. gxf5+ Rxf5 {[#] And now ...d3 would win.} 31. Qxe4 Qxe4 32. fxe4 Rxf1 33. Kxf1 {[%mdl 4096] Endgame KRB-KRB} Rf8+ 34. Kg2 h5 35. Rc5 h4 36. Rg5+ Kf7 37. Rc5 Kg8 38. Bg5 Bf6 39. Kh3 Bxg5 40. Rxg5+ {KR-KR} Kh7 41. Rd5 Rf4 42. Rxd4 {Rd7+ is the strong threat.} Kg6 43. e3 Rf3+ 44. Kxh4 Rxe3 45. Kg4 {Strongly threatening Rd6+.} Kf6 46. Kf4 Re2 47. Rb4 b6 48. a4 Ke6 49. Rb5 Rh2 50. Ke3 Kd6 51. Rd5+ Ke6 52. Rb5 Kd6 53. Kd3 Rh3+ 54. Kd4 Rh2 55. b3 Rh3 56. Kc4 Rh4 ({Black should play} 56... Re3 $11) 57. Kd3 Rh3+ 58. Kd4 Rg3 59. b4 Rb3 60. Kc4 Re3 {The position is equal.} 61. Rd5+ Ke6 62. Kd4 Rb3 $1 63. Kc4 Re3 $1 64. Kb5 {Hoping for Ka6.} Rxe4 65. Rh5 (65. Rd3 {feels hotter.} a6+ 66. Kxb6 Rxb4+ 67. Ka5 Rg4 68. Rd8) 65... a6+ 66. Kxb6 Rxb4+ {[%mdl 64] [#] Double Attack} 67. Ka5 Rg4 68. Rh6+ Kd7 69. Rxa6 Rg5+ 70. Kb4 Rg4+ 71. Kc5 Rg5+ 72. Kd4 (72. Kb4 {seems wilder.}) 72... Rg4+ 73. Ke5 Kc7 74. Kf5 Rh4 75. Kg5 Rb4 76. Ra5 Kb6 77. Ra8 Kb7 78. Ra5 Kb6 {Accuracy: White = 75%, Black = 74%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.01"]
[Round "1.12"]
[White "Peglau, Mirjam"]
[Black "Mondrzycki, Bartlomiej"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1851"]
[BlackElo "2140"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,68,22,21,25,37,4,11,-26,-26,-25,-21,-39,0,0,0,0,-6,-17,-20,-62,-64,-92,-106,-96,-87,-78,-71,-266,-263,-260,-177,-197,-188,-164,-181,-160,-177,-226,-218,-210,-216,-329,-329,-321,-320,-453,-461,-447,-421,-527,-512,-1149,-563,-736,-765,-997,-1001]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. Bf4 d6 6. e3 a6 7. Be2 c6 8. O-O {E61: King's Indian: Early deviations for White, including Smyslov System.} b5 {[#]} 9. Qb3 $146 ({Predecessor:} 9. Rc1 Bb7 10. b3 Nbd7 11. h3 Re8 12. Bh2 Qa5 13. Qc2 Rac8 14. Rfd1 c5 15. d5 b4 {1-0 (99) Roselli Mailhe,B (2430)-Flores,D (2598) Mar del Plata 2012}) 9... Nbd7 10. a4 {[%cal Ra4b5] The position is equal.} bxc4 11. Qxc4 c5 12. a5 cxd4 13. exd4 Bb7 14. Rfd1 Rc8 15. Qb3 Rc7 16. Nd2 Qa8 $1 17. f3 Rb8 {...Qa7 is the strong threat.} 18. Qa4 Nd5 19. Nxd5 Bxd5 20. b3 $2 {This costs White the game.} (20. Nc4 $17) 20... Bc6 $19 21. Qc4 Rcc8 {Hoping for ...Bb5.} 22. Qd3 {[#]} Bb5 $1 $36 {[%cal Rb5d3][%mdl 2048] Keeping White busy.} 23. Nc4 {[#]} d5 $1 {[%cal Rd5c4]} 24. Bxb8 Qxb8 25. Qe3 dxc4 26. bxc4 Bxc4 27. Qxe7 (27. Rab1 $142 Qa8 28. Bxc4 Rxc4 29. Qxe7 Bxd4+ 30. Kh1) 27... Re8 28. Qxd7 Bxe2 ({Resist} 28... Rxe2 29. Kh1 $19) 29. Rd2 (29. Rab1 {keeps fighting.} Bb5 30. Qd5) 29... Bb5 {Black is clearly winning.} 30. Qg4 Qd8 31. Qf4 Bf6 {Strongly threatening ...Bg5.} 32. Qg4 (32. Rdd1 $142 Be2 33. Re1) 32... Kg7 (32... h5 $142 33. Qg3 Bh4) 33. Rad1 Qxa5 34. d5 {[#]} Be2 $1 {Accuracy: White = 36%, Black = 78%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.01"]
[Round "1.13"]
[White "Jankowiak, Tomasz"]
[Black "Krawiec, Grzegorz"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2115"]
[BlackElo "1812"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,87,50,54,32,36,28,36,29,30,29,42,60,56,52,91,77,87,74,84,95,82,45,58,49,52,12,45,0,44,0,0,-45,-40,-43,-29,-108,-88,-66,-29,-120,-106,-139,-62,-141,-117,-348,-368,-381,-350,-364,-247,-360,-362,-354,-238,-239,51,68,103,72,212,201,181,208,29972,29973,29970,29971,29981,29982,29982,29983,29983,29984,29984,29985,29985,29986]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qf3 $1 {[%mdl 4] now scores much better than the old 7.Qd2. Played by Leinier Dominguez Perez in July 2020. B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2.} Nf6 8. O-O-O Be7 9. Be2 {White is slightly better.} O-O 10. Qg3 Qxg3 11. hxg3 {[#]} Rd8 $146 ({Predecessor:} 11... b5 12. Nxc6 dxc6 13. g4 e5 14. g5 Ng4 15. Bxg4 Bxg4 16. f3 Be6 17. Rh5 f5 {1-0 (32) Arenas Vanegas,D (2463)-Panesso Rivera,H (2361) Medellin 2019}) 12. Nb3 d6 13. Bb6 Rd7 14. g4 h6 15. f4 Bd8 16. Bxd8 (16. Be3 {is interesting.} b5 17. Bf3 b4 18. Na4 Rb8 19. Nd2) 16... Rxd8 17. Bf3 e5 18. f5 b5 19. a4 Na7 {[%cal Bc6a7,Ba7b5,Bb5d4][%mdl 32]} 20. axb5 Nxb5 21. Nd5 Nxd5 22. exd5 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 23. f6 (23. Be2 $11 Bd7 24. Nd2) 23... a4 24. Nd2 Nd4 25. Rh5 (25. Ne4 $11) 25... a3 $36 {[%mdl 2048] Black is really pushing.} ({But not} 25... gxf6 $6 26. Rxh6 Bb7 27. Nc4 $11) 26. bxa3 {[#]} Rxa3 ({Black should try} 26... Ba6 $1 $17 {Hoping for ...Rdc8!} 27. c3 Ne2+ 28. Bxe2 Bxe2) 27. Kb2 ({White should play} 27. fxg7 $1 $15 Kxg7 28. Rdh1) 27... Ra6 28. g5 $2 (28. fxg7 $17 {is a better defense.} Kxg7 29. Rdh1) 28... Bf5 $19 29. Nb3 Nxb3 30. cxb3 Rc8 {( -> ...Rc2+)} 31. Rc1 (31. Rd2 {was called for.} Rca8 32. Kc3) 31... Rxc1 32. Kxc1 {[%mdl 4096] Endgame KRB-KRB} Bg6 33. Rh4 e4 $2 ({Don't take} 33... hxg5 34. Ra4) (33... Ra1+ $19 34. Kb2 Rb1+ 35. Kc3 hxg5) 34. gxh6 $14 gxh6 35. Bxe4 Bxe4 (35... Ra2 $16) 36. Rxe4 {KR-KR} Ra5 {[#]} 37. Rg4+ $1 Kf8 $2 (37... Kh8 $18 38. Rg7 Rxd5) 38. Ra4 {White mates.} Rc5+ 39. Rc4 Ke8 40. Rxc5 dxc5 41. Kd2 Kd7 42. Kc3 Kc7 43. Kc4 Kd6 44. g4 {Accuracy: White = 54%, Black = 53%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.01"]
[Round "1.14"]
[White "Borowski, Przemyslaw"]
[Black "Piekielny, Pawel"]
[Result "1/2-1/2"]
[ECO "A17"]
[WhiteElo "1790"]
[BlackElo "2099"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,88,29,14,11,27,25,83,25,25,25,14,17,27,29,21,28,16,-5,16,0,41,-27,58,-19,-15,-24,0,0,0,-55,6,17,17,8,27,34,24,10,34,0,0,-3,15,11,20,28,33,33,35,37,45,27,38,22,48,8,20,20,35,20,20,20,29,20,52,52,120,92,122,106,109,101,97,0,28,0,93,0,31,0,91]} 1. c4 Nf6 2. Nc3 e6 3. Nf3 Bb4 4. g3 c5 5. a3 Bxc3 6. dxc3 {[#] A17: English Opening: 1...Nf6 with ...Bb4.} d6 $146 ({Predecessor:} 6... O-O 7. Bg2 d5 8. Bg5 h6 9. Bxf6 Qxf6 10. Qb3 Rd8 11. Rd1 d4 12. O-O Nc6 13. Qb5 {1-0 (35) Temkov,B (2083)-Kaminski,T Skopje 2007}) 7. Bg2 O-O (7... h6 $11 {keeps the balance.}) 8. O-O (8. Bg5 $16) 8... h6 $11 9. Qd3 e5 {[#] ...e4 is the strong threat.} 10. Nh4 Qe7 11. Nf5 (11. Rd1 {is more complex.} Rd8 12. e4 Nc6 13. b3 Qc7 14. h3) 11... Bxf5 $1 12. Qxf5 Nc6 13. b4 Rac8 14. Rd1 Rfe8 15. Qb1 ({White should try} 15. e4 $14) 15... b6 (15... e4 $11) 16. Ra2 (16. e4 $14) 16... e4 17. Bf4 Rcd8 18. Rad2 {[%cal Rd2d6]} Ne5 19. Qb3 (19. Bxe5 $11 Qxe5 20. Qc2) 19... Qe6 (19... Nfg4 $1 $15) 20. Bxe5 $1 Qxe5 21. e3 Qe7 22. Qa4 Qc7 23. Qa6 Re7 24. bxc5 Qxc5 25. Rd4 Qc6 (25... g6 {feels hotter.} 26. Qa4 Kg7 27. Qb4 Rc8 28. Bf1 Ne8) 26. Qb5 Qxb5 27. cxb5 Rc8 28. c4 Rc5 29. Bf1 Ne8 30. h3 f5 31. Be2 Kf7 32. Kh2 Kf6 33. g4 g6 34. Kg3 fxg4 35. hxg4 Kg5 36. Bf1 Re6 37. Bg2 Rce5 (37... Nf6 $14) 38. a4 h5 39. gxh5 gxh5 40. Bh3 Re7 41. Bg2 (41. a5 $16) 41... Ng7 42. Bh3 (42. Kh3 $11) 42... Ne8 $1 $16 43. Bg2 (43. Ra1 $16) 43... Ng7 {Threatens to win with ...Nf5+.} 44. Bh3 (44. R4d2 $14) 44... Ne8 $1 {Accuracy: White = 70%, Black = 74%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.01"]
[Round "1.15"]
[White "Trybus, Daniel"]
[Black "Gardian, Adam"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "1950"]
[BlackElo "1723"]
[Annotator "NA"]
[PlyCount "41"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

{[%evp 21,34,36,22,35,157,147,145,25,46,25,32767,30,17,35,251]} 1. e4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 3. Nd2 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 4. e5 {[%emt 0:00:00]} Nfd7 {[%emt 0:00:00]} 5. Bd3 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 6. c3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 7. Ne2 {[%emt 0:00:00]} cxd4 {[%emt 0:01:40]} 8. cxd4 {[%emt 0:00:00]} f6 {[%emt 0:00:00]} 9. Nf4 {[%emt 0:00:00]} Nxd4 {[%emt 0:02:30]} 10. Qh5+ {[%emt 0:00:00]} Ke7 {[%emt 0:01:24]} 11. exf6+ {[%emt 0:04:25]} Nxf6 {[%emt 0:08:00] [#]} 12. Ng6+ $1 {[%emt 0:00:30] Double Attack, Pin} Ke8 {[%emt 0:05:04]} 13. Qh4 {[%emt 0:00:37]} hxg6 {[%emt 0:04:30]} 14. Qxh8 {[%emt 0:01:48]} (14. Bxg6+ $16 Kd7 15. Qxh8) 14... Kf7 {[%emt 0:02:22]} 15. O-O {[%emt 0:01:32]} e5 {[%emt 0:04:03]} 16. Nb3 {[%emt 0:02:03]} Nxb3 {[%emt 0:01:00]} 17. axb3 {[%emt 0:00:00]} Qb6 $18 {[%emt 0:00:00]} (17... Bf5 $11 {and Black stays safe.} 18. Bxf5 gxf5) 18. Bxg6+ {[%emt 0:01:51]} Kxg6 {[%emt 0:00:00]} 19. Qxf8 {[%emt 0:00:00]} Qxb3 {[%emt 0:00:13]} 20. Ra3 {[%emt 0:00:00]} Qb6 {[%emt 0:02:33]} 21. Rg3+ {[%emt 0:00:00]} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "2.1"]
[White "Chmiel, Marcin"]
[Black "Barski, Radoslaw"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "2267"]
[BlackElo "2444"]
[Annotator "TA"]
[PlyCount "145"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,145,8,29,29,33,31,32,31,33,7,0,9,16,-6,83,74,75,39,43,-6,4,-6,-2,-7,0,-20,33,-10,-20,-14,-4,-27,12,-21,-4,-14,-12,-20,-16,-10,8,-49,-56,-58,-52,-54,-49,-40,-29,-53,0,0,0,-87,-94,-85,-86,-106,-85,-78,-73,-73,-73,-73,-73,-73,-73,-73,-73,-73,-73,-73,-73,-73,-73,-81,-81,-106,-106,-106,-106,-106,-73,-73,-73,-73,-73,-106,0,-106,-106,-106,-106,-106,-8,-8,-8,-8,-8,-8,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-8]} 1. c4 e5 2. g3 Nc6 3. Nc3 Bc5 4. Bg2 d6 5. Nf3 a6 6. e3 {A25: English Opening vs King's Indian with ...Nc6 but without early d3.} Ba7 7. d4 exd4 8. exd4 {White is slightly better.} Bg4 9. O-O Nge7 10. Be3 O-O {[#]} 11. h3 $146 ({Predecessor:} 11. Qd2 Nf5 12. Ne2 Re8 13. Rae1 h6 14. h3 Bxf3 15. Bxf3 Qf6 16. Bg2 Nfxd4 17. Nxd4 Nxd4 18. Bxb7 {½-½ (24) Stewart,A (2148)-Klingher,D (2173) St Clement Bay 2018}) 11... Bh5 (11... Bxf3 $11 {keeps the balance.} 12. Bxf3 Nf5) 12. g4 $16 Bg6 13. Nh4 f5 14. Nxg6 Nxg6 15. gxf5 Nh4 $1 16. Qg4 Nxf5 17. Rad1 Qd7 (17... Kh8 $11) 18. Nd5 Kh8 19. Be4 g6 20. c5 (20. Bh6 $5 {[%cal Rh6f8]}) 20... Rae8 21. Bc2 dxc5 22. dxc5 Ne5 23. Bxf5 Rxf5 24. Qd4 {Threatening f4.} c6 25. Nc3 (25. f4 $11) 25... Qxd4 $15 26. Bxd4 {f4 is the strong threat.} Kg8 $36 {[%mdl 2048] Black has good play.} 27. Bxe5 Rexe5 28. Rd8+ Kg7 29. Rd7+ Kh6 (29... Rf7 $15 30. Rxf7+ Kxf7) 30. b4 $11 Rf3 {Threatens to win with ...Rg5+.} 31. Rxb7 (31. Rc1 $11) 31... Bxc5 $1 $17 32. bxc5 Rxc3 $11 {[%mdl 4096] Endgame KRR-KRR} 33. Rb6 Rxh3 {[%cal Re5g5]} 34. Kg2 Ra3 35. Rh1+ Kg7 36. Rxc6 Rg5+ 37. Kf1 {[#]} h5 $1 38. Rg1 Rxg1+ 39. Kxg1 Rxa2 $17 {KR-KR} 40. Rb6 Kf7 41. c6 a5 42. c7 Rc2 43. Ra6 Rxc7 44. Rxa5 Rc3 45. Kg2 Kf6 46. Ra6+ Kg5 47. Ra5+ {[#]} Kh6 $1 48. Rb5 h4 ({Black should try} 48... Rc4 $17 49. Kg3 h4+ 50. Kh3 g5) 49. Rb4 (49. f4 $1 $11) 49... g5 50. Rb8 Kh5 51. Ra8 h3+ ({Black should play} 51... Rb3 $17 {Black wants to play ...h3+.} 52. Ra5 h3+ 53. Kg1 Kh4) 52. Kh2 $11 {The position is equal.} Rf3 53. Ra4 g4 54. Kg1 Kg5 55. Rb4 Rd3 {And now ...Rd1+ would win.} (55... Rf8 {keeps more tension.} 56. Rb5+ Kh4 57. Rb4 Rf3 58. Rb8 h2+) 56. Kh2 Rd1 {aiming for ...Rd2!} 57. Rb8 Kf4 {With the idea ...Rd5.} 58. Rf8+ Ke4 59. Kg3 Rg1+ 60. Kh2 Rg2+ 61. Kh1 Kd3 62. Rf3+ $1 Ke2 {( -> ...Rg1+!)} 63. Re3+ Kf1 (63... Kd2 $5 64. Re4 $8 Kc3 $11) 64. Re4 $1 Rg1+ 65. Kh2 Kxf2 66. Rf4+ Ke3 67. Ra4 Rg2+ 68. Kh1 Rg3 69. Kh2 Rg2+ 70. Kh1 Kf2 (70... g3 $5 71. Re4+ $8 Kf2 72. Rf4+ Ke2 73. Re4+ Kf2 74. Re2+ Kf1 75. Rf2+ gxf2 $11) 71. Ra2+ Kg3 72. Ra3+ $1 Kf4 73. Rf3+ {Accuracy: White = 84%, Black = 85%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "2.2"]
[White "Cukrowski, Filip"]
[Black "Wong, Gengchun"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2419"]
[BlackElo "2190"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,57,0,0,12,17,48,49,43,15,10,6,28,20,135,139,232,236,275,279,358,385,393,354,379,371,394,394,547,547,652,504,549,550,544,526,686,686,686,669,804,797,1223,1214]} 1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. O-O Bg7 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. Re1 O-O 9. d4 cxd4 {B50: Sicilian: 2...d6, Miscellaneous.} 10. cxd4 d5 11. e5 $1 {[%cal Re5f6]} Ne4 {White is slightly better.} 12. Ng5 Nxg5 13. Bxg5 {[#]} h6 $146 ({Predecessor:} 13... f6 14. exf6 exf6 15. Bf4 Re8 16. Nc3 Rxe1+ 17. Qxe1 Nf8 18. Qe2 Qd7 19. Re1 Kf7 {1-0 (33) Van den Doel,E (2571)-Meulenbroek,K Leiden 2006}) 14. Bh4 Qb6 {White stays focused until the end.} (14... Nb8 $11) 15. Bxe7 $16 Qxb2 (15... Rfc8 $16 {was called for.}) 16. Bxf8 $18 Qxa1 {[#]} 17. Qd2 $1 {Hoping for Bxg7.} Bxf8 18. Nc3 {[%mdl 64] Discovered Attack} Qxe1+ 19. Qxe1 Bb4 {intending ...Rc8.} 20. Qe3 Bxc3 21. Qxc3 {[%mdl 4096] Endgame KQ-KRN} Nb6 22. h4 {White is clearly winning.} Nc4 {[#]} 23. e6 $1 {[%mdl 512]} fxe6 24. Qg3 Kf7 25. Qc7+ Kg8 26. Qxb7 Rf8 27. Qe7 Nb6 28. Qxa7 Nc8 29. Qd7 {Accuracy: White = 86%, Black = 26%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "2.3"]
[White "Kanicki, Krzysztof"]
[Black "Kopylov, Michael"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2163"]
[BlackElo "2407"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,69,12,19,0,14,8,23,6,41,0,41,-22,15,-37,17,-26,5,-14,-16,-14,-14,-17,-30,-38,-44,-41,-41,-46,-12,-85,-98,-101,-93,-80,-87,-72,-91,-172,-177,-159,-176,-395,-394,-1459,-1446,-29988,-29985,-29985,-29986,-29999]} 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 c5 5. c3 b6 6. h3 O-O 7. Nbd2 Bb7 8. Be2 d6 9. O-O Nbd7 10. Bh2 Rc8 11. a4 a6 {[#]} 12. Ra3 $146 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems.} ({Predecessor:} 12. Re1 Rc7 13. Bd3 cxd4 14. exd4 Nd5 15. Qb3 a5 16. Rad1 N7f6 17. Nc4 Bc6 18. Na3 Qc8 19. Bf1 Bh6 {½-½ (54) Moiseenko,V (2491)-Manolache,M (2518) Alba Iulia 2018}) 12... Qc7 13. Re1 Qb8 14. Bd3 {White has an edge.} Qa8 15. Qe2 Rfe8 16. Raa1 (16. e4 $14) 16... Bh6 17. g4 (17. e4 $11) 17... Bg7 (17... cxd4 $15 18. cxd4 Nd5) 18. Bg3 h5 19. g5 Ne4 20. Nxe4 Bxe4 21. Bxe4 Qxe4 22. Nd2 Qb7 23. Qf3 d5 24. Qg2 e5 25. Nc4 (25. dxe5 $11 {remains equal.} Nxe5 26. Red1) 25... Qc6 $17 26. Nxe5 Nxe5 27. dxe5 Bxe5 28. Bxe5 Rxe5 29. f4 (29. Rad1 $17) 29... Re4 $19 30. Rad1 Rce8 31. Qd2 $2 (31. Qf3) 31... Qe6 32. Qxd5 $2 (32. Qf2 d4 33. Qf3) 32... Qxh3 33. Rd2 Qg3+ {[%mdl 64] [#] Double Attack. Black mates.} 34. Kf1 Rxf4+ {[%mdl 64] Back Rank} 35. exf4 Rxe1# {Accuracy: White = 42%, Black = 56%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "2.4"]
[White "Sieciechowicz, Marcin"]
[Black "Jankowiak, Tomasz"]
[Result "1-0"]
[ECO "D44"]
[WhiteElo "2372"]
[BlackElo "2115"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 34,91,22,35,51,31,17,37,54,45,46,0,0,-130,-122,-122,-118,-91,-27,0,18,25,283,278,260,246,224,243,192,32,119,124,88,55,99,73,39,-234,-228,-477,-472,-2351,-2311,-2143,-1983,-1497,-1083,-917,-693,-1951,-665,-531,-458,-1031,0,0,5925,5925,5925,5925]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Nbd7 11. g3 Bb7 12. Bg2 Qb6 13. exf6 O-O-O 14. O-O c5 15. d5 b4 16. Na4 Qa6 17. a3 Bxd5 18. Bxd5 Ne5 $1 {D44: Semi-Slav: Botvinnik System.} 19. axb4 Rxd5 20. Qe2 {Black must now prevent Nc3.} cxb4 {White is slightly better.} 21. Nc3 $1 Qd6 {21...Ra5 is vanishing.} 22. Ne4 Qc6 $1 {[#]} 23. f3 $146 (23. Bf4 $11 a5 24. Bxe5 Rxe5 25. f3) ({Predecessor:} 23. Bf4 Kb7 24. Bxe5 Rxe5 25. Rfe1 a5 26. h4 a4 27. f4 Rd5 28. Kh2 Bc5 29. Nd2 {½-½ (39) Vliet,E (2213)-Cakl,M (2206) ICCF email 2018}) 23... Kb7 24. Be3 a5 25. Rfd1 Nd3 (25... Qa6 $17 26. f4 c3 27. Qxa6+ Kxa6 28. bxc3 Ng4) 26. b3 $1 $36 {[%mdl 2048] White has the initiative.} Ne5 27. Rxd5 Qxd5 $4 {[%mdl 8192]} (27... exd5 $11 {and Black stays safe.} 28. Rxa5 dxe4 29. Rxe5 Bd6 30. Rxe4 cxb3) 28. Rd1 $18 Qc6 29. Bd4 $1 {[%cal Rd4e5]} Nd7 30. bxc4 a4 {[%cal Ba5a4,Ba4a3][%mdl 32]} 31. c5 $2 (31. Ng5 $1 $18 {[%cal Rg5f7]} Bc5 32. Bxc5 (32. Nxf7 Rf8 $16) 32... Qxc5+ 33. Kg2 Qxg5 34. h4 Qxf6 35. Rxd7+ Kc8 36. Ra7) 31... Nxc5 (31... Rh5 $14) 32. Rc1 $16 {[%cal Re4c5]} Rh5 {Black wants to play ...Rd5.} 33. Qc4 {[%mdl 64] Double Attack} b3 $1 34. g4 (34. Bxc5 $2 Rxc5 35. Nxc5+ Qxc5+ 36. Qxc5 Bxc5+ 37. Rxc5 Ka6 $19) 34... Rd5 {With the idea ...Qb6.} 35. g5 $2 {[%mdl 8192] [#]} ({Not} 35. Bxc5 $2 Bxc5+ 36. Nxc5+ Qxc5+ 37. Qxc5 Rxc5 $19) (35. Kg2 $1 $14 {was the only good move.}) 35... a3 $1 $19 {Threatens to win with ...Rxd4!} 36. g6 $2 (36. Nxc5+ {was the only defense.} Bxc5 37. Qxb3+ Qb6 38. Qxb6+ Bxb6 39. Bxb6 Rxg5+ 40. Kf2 Kxb6 41. Ra1) 36... b2 37. g7 (37. Bxb2 $142 axb2 38. g7 bxc1=Q+ {[%mdl 64] Promotion} 39. Qxc1 Bxg7 {[%mdl 64] Promotion} 40. fxg7 Nxe4 41. Qxc6+ Kxc6 42. g8=R Rd1+ 43. Kg2 Rd2+ 44. Kh3) 37... Rxd4 $1 {[%mdl 64] Double Attack} 38. Qc2 bxc1=Q+ {[%mdl 64] Promotion} 39. Qxc1 {[#]} Bxg7 $1 40. fxg7 Nxe4 41. Qxc6+ Kxc6 42. g8=Q {[#]} a2 $1 {[%cal Ra2a1]} ({Weaker is} 42... Rd1+ 43. Kg2 $15) 43. Qa8+ Kd6 $2 (43... Kb5 $19 44. Qxa2 Rd1+ 45. Kg2 Rd2+ 46. Qxd2 Nxd2) 44. Qd8+ $1 $11 Ke5 $2 {[%mdl 8192] [#]} (44... Kc5 $11 45. Qa5+ {[%mdl 64] Double Attack} Kd6 46. Qd8+ Kc5 47. Qa5+ {[%mdl 64] Double Attack} Kd6 48. Qb6+ Kd5 49. Qa5+ (49. fxe4+ Kc4 $11) 49... Kd6) 45. f4+ $1 $18 {[%mdl 512]} Kf5 (45... Kxf4 46. Qxd4) 46. Qxd4 {Accuracy: White = 56%, Black = 88%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "2.5"]
[White "Kopylov, Daniel"]
[Black "Trybus, Daniel"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2348"]
[BlackElo "1950"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,59,20,23,51,38,48,57,288,94,91,91,89,93,175,108,181,170,163,151,159,168,218,215,390,331,729,712,29989,363,430,360,483,482,581,587,585,587,567,524,29989,29990]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Be2 Be7 8. f4 Qc7 9. O-O Nc6 10. Qe1 Nxd4 11. Bxd4 b5 {B84: Sicilian Scheveningen: 6 Be2 a6, lines without early Be3.} 12. e5 dxe5 13. fxe5 Bc5 $2 (13... Nd7 $14) 14. Qf2 $2 (14. Bxc5 $1 $18 {is the precise move to win.} Qxc5+ 15. Kh1) 14... Bxd4 $16 15. Qxd4 Nd7 16. Bxb5 $1 {[#]} Rb8 $146 (16... O-O $16) ({Predecessor:} 16... axb5 17. Nxb5 Qxe5 18. Nd6+ Kf8 19. Qb4 Rb8 20. Rxf7+ Kg8 21. Rxd7 Bb7 22. Nxb7 Rf8 23. Rd8 Qe3+ 24. Kh1 {1-0 (24) Preethi,R (2031)-Ashwin,J (2439) Bhubaneswar 2011}) 17. Bxd7+ (17. Ne4 $1 $18 {[%cal Re4d6]} O-O 18. Bxd7 Bxd7 19. c4) 17... Bxd7 (17... Qxd7 $16 18. Qxd7+ Bxd7) 18. Ne4 $1 $18 {[%cal Re4d6] Hoping for Nd6+.} O-O 19. c4 $36 {[%mdl 2048] Keeping Black busy.} Bc6 20. Nd6 Qa5 21. Rf2 Rb4 $2 (21... Qb6 22. Qxb6 Rxb6) 22. Raf1 {[%cal Rd6f7]} Be8 $2 (22... Qb6 23. Qxb6 Rxb6 24. Rxf7 Rxf7 25. Rxf7 Rxb2) 23. Nxe8 Rxe8 {[#]} 24. Rxf7 $2 (24. Qd7 $1 {mates} h6 25. Qxe8+ Kh7 26. Rxf7 Qc5+ 27. Kh1 Qxc4 {[#]} 28. Rxg7+ $1 {[%mdl 512]} Kxg7 29. Rf7+ Kg6 30. Rf6+ $1 {[%mdl 576] Double Attack} Kg5 31. Qg6+ {[%mdl 64] Double Attack} Kh4 32. Qxh6+ Kg4 33. Qg7+ Kh5 34. Rh6#) 24... Rbb8 25. b3 Rbd8 26. Qf4 {And now Qg5! would win.} Qc5+ 27. Kh1 Kh8 28. Qg5 {[%csl Gf7][%cal Rg5g7]} Rg8 {[#]} 29. Rxg7 $1 {[%mdl 512]} Qf2 {[%cal Rf2f1]} (29... Rxg7 30. Qxd8+) 30. Rxg8+ {Accuracy: White = 65%, Black = 25%.} (30. Rxf2 $2 {is a self mate.} Rd1+ 31. Rf1 Rxf1#) 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "2.6"]
[White "Peglau, Dora"]
[Black "Zwahr, Paul"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "1704"]
[BlackElo "2277"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,54,25,23,25,28,-22,32,-100,-91,-102,-91,-84,0,0,0,-16,0,-12,0,-1,0,0,0,0,0,0,0,-6,-6,-34,-39,-74,-62,-185,-180,-339,-336,-327,-323,-1078,-1074]} 1. d4 Nf6 2. c4 g6 3. f3 Bg7 4. e4 d6 5. Nc3 O-O 6. Be3 c5 7. Nge2 Nc6 8. Qd2 Qa5 {8...e6 is not played anymore.} 9. Rd1 {E81: King's Indian: Sämisch: 6th move deviations (including 6 Be3 c6).} a6 10. a3 Bd7 (10... b5 $11) 11. Nd5 (11. dxc5 $14 {stays ahead.} dxc5 12. Nf4) 11... Nxd5 $17 12. cxd5 Qxd2+ 13. Rxd2 {[#]} Nxd4 ({Better is} 13... Na5 $1 $17 {...Nc4 is the strong threat.} 14. dxc5 Nc4) 14. Nxd4 $11 cxd4 15. Bxd4 Rfc8 16. Bxg7 Kxg7 17. Bd3 Rc5 18. Rc2 Rxc2 19. Bxc2 {[%mdl 4096] Endgame KRB-KRB} Rc8 20. Kd2 {[#]} f5 $146 ({Predecessor:} 20... Kf6 21. Bd3 Ke5 22. Ke3 f5 23. f4+ Kf6 24. Kd4 fxe4 25. Bxe4 Bf5 {0-1 (55) Lakshmi,N (2155)-Kathmale,S (2248) Abu Dhabi 2016}) 21. Rc1 Kf6 22. Re1 f4 23. b4 Ke5 24. Bb3 {White does not recover from this.} (24. g3 $15) 24... Kd4 $19 25. Rd1 $2 (25. Ra1) 25... Bb5 26. a4 {[#]} Bd3 $1 {And now ...Rc3 would win.} 27. g3 $2 (27. Ra1 Rc3 28. Bd1) 27... Rc3 {Accuracy: White = 32%, Black = 89%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "2.7"]
[White "Mondrzycki, Bartlomiej"]
[Black "Nguyen, Alex Dac-Vuong"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2140"]
[BlackElo "2366"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,60,18,11,13,0,-18,-16,-20,19,25,12,13,13,19,11,5,6,-49,-57,-50,-14,-24,-14,-56,-60,-49,237,237,326,233,177,10,0,0,243,0,13,-33,-42,-122,-125,-161,-144,-534,-516,-506,-499]} 1. Nf3 Nf6 2. c4 c5 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc6 6. Nc3 Nc7 7. a3 e5 8. b4 f6 9. Rb1 {now scores much better than the old 9.bxc5. A34: Symmetrical English: 2 Nc3, lines with ...d5.} Rb8 {[%cal Rc5b4]} 10. bxc5 Bxc5 {[#]} 11. Qc2 $146 {The position is equal.} ({Predecessor:} 11. O-O O-O 12. d3 Be6 13. Qc2 Be7 14. Ne4 Bf7 15. Rd1 Ne6 16. e3 Qd7 17. d4 exd4 18. exd4 {½-½ (44) Ornstein,A (2392)-Barbot,P (2271) Agneaux 2012}) 11... Ne6 12. e3 O-O 13. O-O Bd7 14. Rd1 Qe7 15. Qa2 {Threatens to win with d4.} Kh8 16. d4 (16. Ne4 $11) 16... exd4 $15 17. exd4 Ncxd4 18. Nxd4 Bxd4 19. Ne2 Bc5 20. Nf4 Bc8 $2 {[%mdl 8192]} (20... Rfe8 $15 {keeps the upper hand.}) 21. Re1 $18 Re8 22. Bd5 {[%cal Rf4e6]} Nxf4 23. Bxf4 $2 (23. Rxe7 $18 Nh3+ 24. Kg2 Rxe7 25. g4 $1 {[%mdl 576] Decoy} Bxg4 26. Qc4 {[%mdl 64] Double Attack}) 23... Qxe1+ $11 24. Rxe1 Rxe1+ 25. Kg2 Ra8 26. Qc2 Bb6 $1 27. Be4 {[#]} ({White should play} 27. Bc7 $15) 27... Bg4 $1 $17 28. Bxb7 {[#]} Rae8 $1 29. Ba6 $2 {[%mdl 8192] [#]} (29. Qa4 $17) 29... R1e2 $1 $19 {[%mdl 512]} 30. Bxe2 Rxe2 {Quite a comeback for Black. Accuracy: White = 53%, Black = 67%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "2.8"]
[White "Piekielny, Pawel"]
[Black "Krzywda, Andrzej"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "2099"]
[BlackElo "2156"]
[Annotator "TA"]
[PlyCount "161"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,161,10,17,9,23,11,6,21,14,16,19,14,0,0,0,0,0,0,0,0,0,8,0,0,0,23,0,116,60,137,133,173,142,225,218,324,292,376,372,358,276,232,229,432,432,387,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,68,70,129,127,227,305,1848,1878,5185,5934,5264,5392,4590,4815,1735,4086,2900,2890,2363,747,747,743,718,708,679,667,600,464,279,158,944,287,938,884,1346,1320,6570,1314,2466,12797,29958,29961,5342,158,29970,158,12845,1926,1945,1891,1696,1491,1397,558,388,373,347,285,29972,29973,29971,29973,29974,29975,29970,29975,29972,11557,29977,29979,29987,29982,29990,29991,29991,29992]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Be7 13. Kb1 O-O {13...Qb6 might become the main line.} 14. Ne4 c5 {B19: Classical Caro-Kann: 4...Bf5 main line.} 15. g4 Nxg4 16. Qe2 Qb6 {The position is equal.} 17. Ne5 Ndxe5 18. dxe5 f5 $1 19. Nc3 {aiming for f3.} Qa6 $1 {[%cal Ra6e2] And now ...Qxe2 would win.} 20. Qe1 {[#] f3 is the strong threat.} b5 $146 ({Predecessor:} 20... Qc6 21. Qe2 Qg2 22. Rhg1 Qxf2 23. Qc4 Kh8 24. Qxe6 Rae8 25. Qg6 Rd8 26. Bc1 Rxd1 27. Rxd1 Qh2 28. a3 Qxe5 29. Rd7 {½-½ (29) Maguire,G (2272)-Coyne,D (2326) ICCF email 2016}) 21. Qe2 $36 {[%mdl 2048] Black must now prevent f3. White has some pressure.} c4 22. f3 b4 23. fxg4 bxc3 24. Bxc3 Rab8 25. gxf5 Rxf5 26. Rhg1 Rbf8 (26... Ba3 $1 $11 {remains equal.} 27. Rd7 g5) 27. Rd7 (27. a3 $16) 27... Bg5 (27... R8f7 $1 $14) 28. a3 $16 Rb8 29. Ka2 Qb5 (29... Rd8 $16 30. Rgd1 Rxd7 31. Rxd7 Rf7 32. Rxf7 Kxf7) 30. Rgd1 $1 $18 a5 (30... Rb7 $142 31. R7d6 Re7) 31. Ra7 {Strongly threatening Rdd7.} Rf7 32. Rxf7 Kxf7 33. Qe4 Kg8 34. Rd6 Be7 $2 (34... a4 {was necessary.} 35. Qg6 (35. Rxe6 Bd2 $16) 35... Qe8 36. Rxe6 Qxg6 37. Rxg6 Kh7) 35. Rxe6 Bb4 36. Qc6 $2 (36. axb4 $18 axb4 37. Be1) 36... Qxc6 $11 37. Rxc6 Bxc3 38. bxc3 {[%mdl 4096] Endgame KR-KR} Rb5 39. Rxc4 Rxe5 40. Rh4 g5 41. hxg6 Kg7 42. Kb3 Kxg6 43. Kc4 Kg5 (43... h5 $11) 44. Rh2 $14 h5 (44... Re8 $14) 45. Kd4 $16 Re8 (45... Kf6 $16) 46. c4 $1 $18 h4 $2 (46... Rd8+ 47. Ke5 Rc8) 47. c5 Kg4 48. c6 Kg3 49. Rh1 h3 50. Kc5 Kg2 51. Rd1 (51. Rc1 $142 Rc8 52. Kd6) 51... h2 52. c7 Rf8 53. Rd2+ (53. Kb6 $142 Kf2 54. Kxa5) 53... Rf2 54. Rxf2+ Kxf2 55. c8=Q {White threatens Qh3 and mate.} h1=Q {KQ-KQ} 56. Qf5+ Ke1 57. Qe5+ Kd2 58. c4 {Threatening mate with Qd5+.} Kc2 $2 (58... Qh3 $16) 59. Kb5 $2 (59. Kb6 $1 Qa8 60. Qd6 (60. Qxa5 Qb8+ 61. Ka6 Qd6+ 62. Kb7 Qe7+ 63. Kb6 Qd6+ 64. Kb7 Qe7+ 65. Qc7 Qxa3 $18)) 59... Kb3 $2 (59... Qb7+ 60. Kxa5 Qa8+ 61. Kb4 Qb7+ 62. Qb5 Qe4) 60. Qe3+ Ka2 61. Qd2+ Kxa3 62. Qxa5+ Kb3 {[#]} 63. c5 $1 {[%cal Rc5c6]} Qf1+ 64. Kb6 Qf2 65. Qb5+ $2 (65. Ka6 $18 Qf8 66. c6 Qc8+ 67. Kb5) 65... Ka3 $2 (65... Kc3 $16 66. Qa4 Qg1 67. Qa5+ Kc4 68. Qb5+ Kd5 69. Qd3+ Ke5) 66. Qd3+ $2 (66. Ka6 {mates} Qf8 67. Qa5+ Kb2 68. c6 Qc8+ 69. Kb5 Qe8 70. Qb4+ Ka2 71. Qc4+ Ka3 72. Qd3+ Kb2 73. Qd2+ Kb1 74. Qd1+ Ka2 75. Qd6 Qe2+ 76. Kb6) 66... Ka4 $2 {This costs Black the game.} (66... Kb4 $16) 67. Qe4+ (67. Qc4+ $142 Ka3 68. Ka7) 67... Kb3 68. Kb5 Qf1+ {[#]} 69. Ka5 $1 Qa1+ 70. Kb6 Qg1 71. Qd3+ Kb4 72. Qb5+ Ka3 $2 (72... Kc3 $18 73. Ka6 Qg8 74. Qa5+ Kd3) 73. Ka6 Qg8 74. Qa5+ Kb3 75. c6 Qc8+ 76. Kb5 Kc2 77. Qb6 (77. c7 $142 Kd1 78. Kb6 Qe6+ 79. Ka7 Qe3+ 80. Qb6 Qa3+ 81. Kb8 Qg3 82. Qe6) 77... Kb3 78. c7 {White mates.} Qe8+ 79. Ka6+ Ka4 80. Qa5+ Kb3 81. Qb5+ {Accuracy: White = 74%, Black = 43%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "2.9"]
[White "Jankowiak, Piotr"]
[Black "Borowski, Przemyslaw"]
[Result "1/2-1/2"]
[ECO "B44"]
[WhiteElo "2009"]
[BlackElo "1790"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,88,56,56,39,56,56,56,54,91,84,98,55,55,60,61,53,68,55,64,34,92,74,105,50,108,33,118,123,116,0,34,11,17,0,108,106,112,7,25,8,0,-470,-444,-466,-468,-468,-458,-417,-378,-364,-283,-371,-386,-372,-258,-274,-263,-293,-54,-29998,0,0,136,133,103,92,119,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. a3 a6 6. c4 Qc7 7. Nc3 Nf6 8. Be2 {B41: Sicilian: Kan Variation: 5 c4.} b6 9. Be3 Bb7 10. f3 {White is slightly better.} d6 11. Rc1 {Hoping for Nd5!} Nxd4 12. Bxd4 (12. Qxd4 {is more complex.} Rb8 13. b4 Be7 14. Qxb6 Qxb6 15. Bxb6 Bxe4 16. Bc7) 12... Be7 13. O-O O-O 14. Qd2 {[#]} Rab8 $146 ({Predecessor:} 14... Rac8 15. Rfd1 Nd7 16. b4 Qb8 17. Bf1 Bd8 18. Qf2 Bc7 19. Qg3 f6 20. Qg4 Rce8 {1-0 (46) Romon Poves,R (2230)-Roche Simon,M (2208) Aragon 2005}) 15. Rfd1 Nd7 16. Bf1 f5 (16... Nc5 $14) 17. exf5 $16 Rxf5 18. Re1 (18. Bd3 $16 {Threatens to win with Nd5!} Bg5 19. Be3 Bxe3+ 20. Qxe3) 18... Nc5 (18... Bh4 $14) 19. Qe2 (19. Qc2 $1 $16) 19... e5 (19... Bh4 $14) 20. Bf2 Bg5 21. Be3 (21. Rcd1 $16) 21... Rbf8 22. Nd5 Qf7 23. Rcd1 Ne6 (23... Bxe3+ $11 24. Qxe3 b5) 24. Bxb6 Nf4 25. Nxf4 ({Better is} 25. Qc2 $16) 25... Bxf4 $11 26. Be3 Qg6 {And now ...Bxh2+! would win.} 27. Rd5 $2 {[%mdl 8192]} (27. Bxf4 $11 {and White is okay.} Rxf4 28. Qd3) 27... Bxd5 28. cxd5 Bxe3+ 29. Qxe3 {Threatening Bd3.} Rxf3 $1 30. Qd2 R3f4 31. Bxa6 Qf5 32. b4 Rf2 33. Qe3 Qc2 34. Be2 R2f4 35. Rc1 Qa4 $2 (35... Qb2 $19 {...Re4! is the strong threat.} 36. g3 Re4 $1 {[%mdl 576] Deflection} 37. Qxe4 Qxc1+ 38. Kg2 Qxa3) 36. Rc6 $2 {[%mdl 8192] [#]} (36. h3 $15) 36... Rd4 $2 (36... Qd1+ $1 {[%mdl 512] mates} 37. Bxd1 Rf1#) 37. h3 Rd1+ (37... Qa7 $11 {keeps the balance.} 38. Kh2 Qe7) 38. Bxd1 $16 Qxd1+ {[%mdl 4096] Endgame KQR-KQR} 39. Kh2 Qxd5 40. Qb6 (40. Rc7 $16) 40... Qe4 {The position is equal.} 41. Rxd6 Qf4+ 42. Kg1 Qf1+ 43. Kh2 {aiming for Qe3.} Qf4+ 44. Kg1 Qf1+ {Whites escaped into a draw. Accuracy: White = 55%, Black = 54%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "2.10"]
[White "Kowalczyk, Wojciech"]
[Black "Malecki, Rafal"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "1873"]
[BlackElo "2071"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,89,41,14,50,44,93,83,79,50,56,40,49,43,52,38,39,31,31,6,0,4,5,-4,6,-15,-16,-10,-10,-11,-5,-8,0,0,0,-41,-36,-40,-23,-29,-22,-33,-24,-32,-5,-11,0,-61,-60,-56,-40,-50,-30,-30,-26,-79,0,-17,-4,-15,489,-20,0,-15,-18,-30,152,0]} 1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. Nf3 Nf6 5. Be2 O-O 6. O-O Bg4 7. Be3 Nc6 8. Qd2 Bxf3 9. Bxf3 e5 10. dxe5 dxe5 11. Rad1 Qc8 12. Qc1 Re8 13. h3 h5 {B08: Pirc Defence: Classical System.} 14. Be2 {[#]} Nh7 $146 ({Predecessor:} 14... a6 15. a3 Nh7 16. Bc4 Nd4 17. f4 c5 18. Nd5 b5 19. Bxd4 exd4 20. Be2 Qc6 21. Bf3 {1-0 (54) Correia,M (2116)-Morais,V (2067) Lisbon 1999}) 15. Bb5 Nf8 {White is better.} 16. Ne2 Qe6 17. a3 a6 18. Ba4 Red8 19. Bb3 Qe7 20. Rxd8 (20. Bd5 {with more complications.} Rd7 21. f4 exf4 22. Nxf4 Nd8 23. Nd3) 20... Nxd8 21. Bd5 c6 22. Bb3 Nde6 23. c3 Rd8 24. Bb6 Rd7 25. Rd1 Bf6 26. Rxd7 Nxd7 27. Be3 Ndc5 28. Bc2 Bg5 29. Bxc5 Nxc5 30. Qd1 Kg7 31. b4 Ne6 32. Bb3 Nc7 33. Qd3 Nb5 34. a4 Nd6 35. c4 (35. g3 $11) 35... Ne8 36. c5 a5 $1 37. Qc4 axb4 38. Qxb4 Qd7 39. Kh2 (39. Qc3 $11 {keeps the balance.}) 39... Be7 (39... Nf6 $17) 40. Qc4 Bf8 41. Nc1 Be7 $2 {[%mdl 8192] [#]} (41... Nc7 $11 {and Black stays safe.}) 42. Ne2 $2 (42. Qxf7+ $18 Kh6 43. Be6) 42... Bf8 43. Nc1 Nc7 44. Nd3 Ne8 $2 (44... Ne6 $11) 45. Nc1 $2 {Accuracy: White = 67%, Black = 71%.} ({White should play} 45. Nxe5 $16 Qe7 46. Nxf7 Qxc5 47. e5 (47. Qe6 Qxf2 48. Ne5 Qf4+ {[%mdl 64] Double Attack} 49. Kh1 Qf1+ 50. Kh2 Qf4+ {[%mdl 64] Double Attack} 51. Kh1 Qf1+ 52. Kh2 Qf4+ $11 {[%mdl 64] Double Attack}) 47... Qxc4 48. Bxc4) 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "2.11"]
[White "Burian, Simon"]
[Black "Roessler, Frank-Peter"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2073"]
[BlackElo "1902"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,108,14,5,83,50,103,44,64,33,31,15,15,4,5,19,25,12,7,0,0,0,11,-14,0,0,0,-15,-2,-14,0,0,0,-35,-30,-58,-61,-67,-74,-69,-67,-58,-54,-68,-70,-79,-21,-19,-18,-21,-13,-17,-16,-16,0,-15,-15,-15,-8,-11,-16,-12,0,-1,0,0,0,0,0,0,0,0,0,-6,0,-8,-8,-12,-8,-8,-8,-8,-4,-3,-3,-4,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ndf6 6. Nxf6+ Nxf6 7. Bc4 {Recently 7.c3 got a lot of attention.} c5 8. O-O Bd7 {C10: French with 3 Nc3: Unusual Black 3rd moves and 3...dxe4.} (8... cxd4 $11 {remains equal.} 9. Nxd4 Bd7) 9. Qe2 Qb6 {[#]} (9... cxd4 $14 10. Bf4 (10. Nxd4 Rc8 $14) 10... Be7) 10. Rd1 (10. d5 $1 $16) 10... cxd4 $14 {White is slightly better.} 11. Bg5 Be7 12. Ne5 Rd8 13. c3 O-O 14. Rxd4 {[#]} Bc8 $146 ({Predecessor:} 14... Ba4 15. Rxd8 Rxd8 16. Re1 Be8 17. Bd3 Qc7 18. Bc2 Bc6 19. Nxf7 Kxf7 20. Qxe6+ Kf8 21. Bxf6 gxf6 22. Bb3 {1-0 (22) Svobodova,M (2051)-Molnar,J (1877) Novy Bor 2013}) 15. Rad1 Rxd4 16. cxd4 h6 17. Bc1 Rd8 18. Bd3 Kf8 19. Be3 Qa5 20. Bb1 Qd5 21. Qd2 Bd6 22. f3 b6 23. a3 (23. Bxh6 $5 Ke8 24. Be3 $16) 23... Bb7 24. b4 Qb3 {White must now prevent ...Bxe5.} 25. Qd3 Qxd3 26. Bxd3 Nd5 27. Bd2 f6 28. Nc4 Bb8 29. b5 {[#]} Kf7 ({Black should try} 29... Ne7 $1 $17) 30. a4 $11 {The position is equal.} Nf4 31. Bxf4 Bxf4 32. g3 Bb8 33. Kf2 g5 34. a5 bxa5 35. Nxa5 Bd5 36. Nc6 Bxc6 37. bxc6 {[%mdl 4096] Endgame KRB-KRB} Bc7 38. Rb1 Rd6 39. Be4 {Hoping for Rb7.} Ke7 40. Rb7 {[%mdl 64] Double Attack} Kd8 41. Rxa7 f5 42. Ra8+ Ke7 43. Bd3 Rxd4 44. Ke2 Rb4 45. Kd2 Kd6 46. Rh8 Ba5 {Strongly threatening ...Rb8+.} 47. Kc2 Rb6 48. Rxh6 Rxc6+ 49. Kd1 Ke5 50. h4 gxh4 51. Rxh4 Rc3 52. Ke2 Ra3 53. Rc4 Ra1 54. g4 fxg4 {Accuracy: White = 85%, Black = 91%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "2.12"]
[White "Vanduyfhuys, Daria"]
[Black "Peglau, Markus"]
[Result "1-0"]
[ECO "D60"]
[WhiteElo "1985"]
[BlackElo "1910"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,51,31,44,37,61,70,72,59,93,82,91,0,0,1,14,0,51,3,65,0,0,0,0,2,6,0,29998,29999]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Bd3 c6 8. cxd5 exd5 9. O-O Ne4 10. Bxe7 Qxe7 11. Qc2 f5 12. Rab1 a5 13. a3 Ndf6 14. b4 {D35: Queen's Gambit Declined: Exchange Variation.} Nxc3 15. Qxc3 Ne4 16. Qc2 {[#] White is better.} f4 $146 ({Predecessor:} 16... Rf6 17. Rfc1 f4 18. Re1 axb4 19. axb4 Ra3 20. Ne5 fxe3 21. fxe3 Rf2 22. Re2 Rxe2 23. Bxe2 Rxe3 24. Rb3 Qh4 {0-1 (24) Charalambous,C-Martidis,A (2259) Limassol 2009}) 17. Ne5 fxe3 {[#]} 18. fxe3 ({White should play} 18. f3 $1 $16 {[%cal Rf3e4]} Nf6 19. Rfe1) 18... Rxf1+ $11 19. Rxf1 axb4 20. axb4 {[%cal Ba3b4,Bb4b5][%mdl 32]} Nf6 (20... Qg5 $11) 21. b5 Bd7 (21... cxb5 $11 22. Rc1 (22. Bxb5 Ng4 $14) 22... Be6) 22. e4 (22. bxc6 $14 bxc6 23. Rb1) 22... dxe4 23. Bxe4 {[%cal Rb5c6]} Qb4 24. Nxd7 Qxd4+ 25. Kh1 Nxe4 $4 {[%mdl 8192] [#]} (25... Qxd7 $11 26. bxc6 bxc6) 26. Qa2+ $1 {[%mdl 576] Back Rank. Accuracy: White = 59%, Black = 65%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "2.13"]
[White "Skurniak, Szymon"]
[Black "Peglau, Mirjam"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2036"]
[BlackElo "1851"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,95,16,23,18,61,-69,-70,-57,-51,-71,-66,-98,-18,-42,-38,-88,-85,-102,-82,-80,-77,-117,-97,-155,-58,-156,-155,-173,-180,-204,-203,-187,-126,-125,-93,-254,-245,-288,-146,-260,-118,-246,-44,-60,-25,-131,-143,-135,-21,-66,-36,-79,-67,-71,-40,-47,-39,-60,-31,-147,-140,-176,-178,-187,-42,-43,-56,-314,-240,-239,-126,-206,-52,-177,0,0,106,85,135,0,8,0,37,0,0,0,0,0]} 1. e4 c6 2. Nc3 d5 3. Nf3 Nf6 4. e5 Ne4 5. Ne2 Qb6 {[%csl Ge4][%cal Rb6f2]} 6. d4 {B11: Caro-Kann: Two Knights Variation.} f6 7. Nfg1 (7. c3 $14) 7... fxe5 $1 $15 8. f3 {Black is slightly better.} Nd6 9. dxe5 Nc4 10. f4 {[#]} e6 $146 (10... Nxb2 $17 11. Qd4 Nc4 12. Qxb6 axb6) ({Predecessor:} 10... Nxb2 11. Bxb2 Qxb2 12. Nd4 e6 13. Ngf3 Na6 14. Bxa6 Qc3+ 15. Ke2 bxa6 16. Qd3 Qxd3+ 17. cxd3 {½-½ (61) Stillger,B (2315)-Lauber,A (2360) Budapest 1997}) 11. Nc3 Ne3 $36 {[%mdl 2048] Black has some pressure.} 12. Qd3 Nxf1 13. Kxf1 Na6 14. Nf3 Bd7 15. a3 c5 16. Ng5 (16. b3 $142) 16... c4 (16... d4 $17 17. Ne2 Be7) 17. Qh3 (17. Qd1 $15) 17... Be7 $1 $17 18. Qh5+ g6 19. Qg4 Bxg5 20. Qxg5 O-O (20... Rf8 $19 21. h4 Bc6) 21. h4 Rf5 22. Qg4 $2 (22. Qg3 $17) 22... Raf8 $19 23. h5 Be8 ({Better is} 23... g5 $1 $19 {[%cal Rf5f4]} 24. g3 Rxe5) 24. Ke1 {[#]} (24. hxg6 $17 Bxg6 25. Rh6) 24... Nc7 (24... g5 $1 $19 {[%mdl 512] has better winning chances.} 25. g3 (25. fxg5 Nc5) 25... Nc5) 25. a4 (25. hxg6 $17 Bxg6 26. Qg3) 25... Qd4 $2 ({Black should play} 25... d4 $19 26. Ne4 d3 27. hxg6 Bxg6) 26. Qg3 Qc5 27. b4 (27. hxg6 $11 {keeps the balance.} Bxg6 28. Ne2) 27... cxb3 $1 $17 28. cxb3 Qd4 (28... d4 29. Ne4 $17) (28... Na6 $17 29. Bd2 Rxh5 $1 {[%mdl 576] Deflection} 30. Rxh5 Qg1+ 31. Ke2 Qxa1) 29. Ra2 Na6 {[%cal Bc7a6,Ba6b4,Bb4c2][%mdl 32] Threatens to win with ...Nb4.} 30. Ba3 Nb4 $1 {[%cal Rb4a2]} (30... Rxf4 31. Bxf8 Rxf8 32. Rd2 $11) 31. Rd2 $1 {[%cal Rd2d4]} Qc5 32. Ne2 Nc2+ {[%mdl 64] Discovered Attack} 33. Rxc2 $1 Qxc2 34. Bxf8 ({White has to play} 34. Rh3 $1 $15) 34... Qb1+ {[%mdl 64] Zwischenzug} ({Much weaker is} 34... Rxf8 $6 35. Rh3 $11) 35. Kd2 Qxh1 36. Bd6 Qxh5 ({Don't play} 36... Qb1 37. Qc3 $17) (36... Qa1 $1 $19 {[%cal Ra1b2] And now ...Qb2+ would win.} 37. hxg6 Qb2+ 38. Ke1 Bxg6) 37. Nd4 $15 Rf7 38. Qe3 $2 {[%mdl 8192]} (38. Nxe6 $15 Rd7 39. Nd4) 38... Qg4 39. g3 Qh3 ({Black should try} 39... Bd7 $19 {...h5 is the strong threat.} 40. Bb8 a6) 40. Ne2 (40. f5 $17) 40... b5 $2 (40... Bc6 $19 {Hoping for ...Qg2.} 41. Qxa7 d4 $1 {[%mdl 512]} 42. Qxd4 Bf3) 41. Qc5 $1 {[%cal Rc5c8] [#] aiming for Qc8.} bxa4 $2 (41... Kg7 $1 $19 42. axb5 Qg2) 42. Qc8 $11 Rf8 (42... axb3 $11 43. Qxe8+ Kg7) 43. Bxf8 $16 Kxf8 44. Qc5+ (44. bxa4 $16 {Black must now prevent Qc5+.} g5 45. Qc5+ {[%mdl 64] Double Attack} (45. fxg5 Qf5 $11) 45... Kg8 46. Qxa7 gxf4 47. Qb8) 44... Kg8 $11 45. Qe7 Bf7 46. Qd8+ {[%mdl 1024] White has compensation.} Kg7 47. Qf6+ Kg8 48. Qd8+ {Accuracy: White = 43%, Black = 46%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "2.14"]
[White "Bojczewski, Mateusz"]
[Black "Szczesniak, Konrad"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1886"]
[BlackElo "2033"]
[Annotator "TA"]
[PlyCount "154"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,154,28,26,-8,4,-33,-38,-59,-66,-109,-114,-182,-57,-66,-41,-64,-50,-55,-49,-87,-80,-95,-51,-52,-41,-44,-51,-61,-49,-85,-85,-77,-79,-83,-95,-96,-41,-36,-56,-35,-41,-31,-16,-16,-16,-15,-16,-379,0,0,0,0,0,0,0,-98,-45,-45,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-82,0,0,0,0,0,0,0,0,0,0,0,-84,-84,-63,0,0,0,0,-21,-150,0,-12840,-12840,-12843,-12843,-12844,-12844,-12845,-12844,-12845,-12845,-12845,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-27991,-27999]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nce7 9. Be3 {B32: Sicilian: Löwenthal and Kalashnikov Variations.} Nxd5 10. Qxd5 Be6 11. Qd2 {Black is slightly better.} Nf6 12. f3 d5 13. exd5 {[#]} (13. Nb1 $17) 13... Qxd5 $146 (13... Nxd5 $19 14. Nb1 Qc7) ({Predecessor:} 13... Nxd5 14. Nb1 Qc7 15. Bd3 Rd8 16. a3 f5 17. Qe2 Bd6 18. Nd2 O-O 19. Nb3 b4 {0-1 (51) Daliga,A (1703)-Muetsch,A (2048) Poprad 2016}) 14. Nb1 Qxd2+ (14... Qc6 {is interesting.} 15. Bd3 Nd5 16. Be4 f5 17. Bxd5 Bxd5 18. Nc3 Be6) 15. Nxd2 Nd5 16. Bf2 Nb4 17. Bd3 Rc8 18. Ke2 Nxc2 19. Rac1 Nb4 20. Rxc8+ Bxc8 21. Rc1 Be6 22. a3 Nxd3 23. Kxd3 Kd7 24. Bb6 Bd6 25. Ne4 Bf5 (25... Bc4+ $17 26. Ke3 Be7) 26. g4 $15 Bg6 27. Ke3 Bxe4 28. Kxe4 Rc8 29. Rxc8 Kxc8 $11 {[%mdl 4096] Endgame KB-KB} 30. Kd5 Kd7 31. Bc5 $2 {[%mdl 8192]} (31. Be3 $11 {and White stays safe.}) 31... Bc7 $2 (31... Bxc5 $19 32. Kxc5 h5 $1 {[%mdl 512]}) 32. Bf8 g6 33. h3 $1 f6 34. Bg7 Bd8 35. g5 (35. Bf8 $11) 35... f5 $1 $17 36. h4 Bb6 (36... e4 $5 37. fxe4 fxe4 $11) 37. Kxe5 Bf2 38. h5 Bg3+ 39. Kf6 gxh5 {aiming for ...h4.} 40. Kxf5 Kd6 41. Bc3 Kd5 42. b3 Bd6 43. Bb2 Bc5 44. Kf4 (44. a4 $1 $11 {was the only way to keep the balance.}) 44... Bf2 (44... Be7 $1 $17) 45. Bc3 $11 Bh4 46. Kf5 Bg3 47. Ba1 Bc7 (47... h4 $5 48. Kg4 $8 Be5 49. Bxe5 Kxe5 $11) 48. Bf6 Bd6 49. Bb2 Bf8 50. Kf4 (50. a4 $11 {keeps the balance.}) 50... Be7 $1 $17 51. Kf5 Bd6 (51... h4 $15 52. Kg4 Bxg5 $1 {[%mdl 576] Promotion}) 52. Bf6 Bxa3 {...a5 is the strong threat.} (52... h4 $5 53. Kg4 $8 Bxa3 $11) 53. g6 $1 {[%cal Rg6g7]} hxg6+ 54. Kxg6 {[#]} Ke6 ({Better is} 54... a5 $1 $17 {And now ...Bb2! would win.} 55. Kxh5 Bb4) 55. Bg5 $2 {[%mdl 8192]} (55. f4 $11) 55... Be7 $19 56. Bxe7 Kxe7 {K3P-KPP} 57. Kg7 Ke6 58. Kg6 h4 59. f4 h3 60. f5+ Ke5 $2 (60... Kd7 $19 61. f6 h2) 61. f6 $11 h2 62. f7 h1=Q 63. f8=Q {KQ-KQ} Qg2+ 64. Kh5 Qh3+ {[%mdl 64] Double Attack} 65. Kg5 Qg3+ 66. Kh5 {Black must now prevent Qb8+.} Qxb3 {Threatens to win with ...Qd5.} 67. Qh8+ Ke4 68. Qh7+ Kd4 69. Qg7+ Kc4 {( -> ...Qh3+)} 70. Qg4+ Kc5 {Hoping for ...Qd5+.} 71. Qc8+ Kb4 $2 {[%mdl 8192]} (71... Kd4 $11 72. Qxa6 Qd5+ 73. Kg4 b4 74. Qb6+ Kc3 75. Qe3+ Kc4 76. Qe2+ Kc5 77. Qe7+ Kc4 78. Qe2+ Kc5 79. Qe7+ Kb5 80. Qe8+ Ka5) 72. Qxa6 Qc4 $2 {[%mdl 8192]} (72... Qd5+ $11 73. Kg4 Kb3) 73. Kg5 $2 {[%mdl 8192]} (73. Qb7 $11) 73... Kb3 $2 {[%mdl 8192]} (73... Qd5+ $11 74. Kf6 Kb3) 74. Qa1 $2 {[%mdl 8192]} (74. Qb6 $11) 74... b4 75. Kf5 $2 {[%mdl 8192]} (75. Qe5 $11 Ka4 76. Qa1+ Kb5 77. Qd1) 75... Qc3 $2 {[%mdl 8192]} (75... Qd3+ $11 76. Ke6 Qc4+ 77. Ke7 Kc2 78. Qa4+ Kc3 79. Qa1+ Kc2 80. Qa4+ Kb2) 76. Qb1+ Kc4 77. Ke4 $2 {[%mdl 8192]} (77. Qe4+ $11 Qd4 78. Qc2+ Kb5 79. Qe2+ Kc5 80. Qc2+ Qc4 81. Qf2+ Kc6 82. Qb2) 77... Qd4+ {[%mdl 32768] Accuracy: White = 71%, Black = 81%. . Loss on time!?} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "2.15"]
[White "Krawiec, Grzegorz"]
[Black "Golecki, Jan"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1812"]
[BlackElo "2106"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,90,18,0,9,-19,-8,-2,-2,-30,-35,-52,0,-10,0,0,0,-14,-11,-18,0,-34,0,-29,-33,-32,-29,-44,-32,-58,-65,-72,-72,-168,-157,-157,-161,-160,-162,-165,-169,-149,-156,-225,-216,-206,-208,-236,-201,-218,-223,-270,-271,-319,-325,-317,-313,-324,-291,-353,-341,-468,-429,-612,-604,-708,-700,-698,-688,-673,-670,-2405,-2124,-29987,-29988,-29988,-29988,-29990,-29991,-29993,-29994,-29994,-29992]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bf4 Bb4 {B45: Sicilian Four Knights.} 7. Qd3 d5 {[#]} 8. exd5 $146 ({Predecessor:} 8. Nxc6 bxc6 9. O-O-O Qa5 10. exd5 exd5 11. f3 O-O 12. Kb1 Be6 13. Ne2 d4 14. Nc1 Nd5 15. Bd2 c5 16. Qa6 Bxd2 {0-1 (16) Ballester de Miguel,M (2009)-Cifuentes Parada,R (2458) San Sebastian 2014}) 8... Nxd5 {The position is equal.} 9. Nxc6 bxc6 10. Bd2 Nxc3 (10... O-O $15) 11. Bxc3 Qa5 12. Qd4 Bxc3+ 13. Qxc3 Qxc3+ 14. bxc3 Rb8 15. O-O-O Ke7 16. Rd2 c5 17. Bc4 Bb7 18. f3 Bc6 19. Rhd1 Rb6 20. Re2 Rhb8 {Hoping for ...Rb1+. Black keeps a firm grip on the game.} 21. Re5 (21. Rde1 $17 {was necessary.}) 21... Rb1+ $19 22. Kd2 Rd8+ 23. Bd3 Rxd1+ 24. Kxd1 $17 {[%mdl 4096] Endgame KRB-KRB} c4 $1 {[%cal Rc4d3][%mdl 64] Pin} 25. Rc5 {[#]} Bd5 $1 ({But not} 25... cxd3 $6 26. Rxc6 dxc2+ 27. Kxc2 $11) 26. Be2 (26. Bf1 $17) 26... Bxf3+ $1 $19 27. Ke1 Bxg2 28. Rxc4 Bd5 29. Ra4 Rd7 30. Bb5 Rc7 31. c4 Be4 32. Kd2 f5 33. Ra3 Kd6 34. Rh3 h6 35. c3 {[#]} a6 $1 {[%mdl 512]} 36. Bxa6 (36. c5+ $142 Kxc5 37. Ba4) 36... Ra7 37. Bb5 Rxa2+ 38. Ke1 f4 39. Rh4 e5 40. Rg4 g5 41. h4 Bf3 {Black mates.} 42. Rg1 g4 43. Be8 e4 44. Bf7 Kc5 45. Bd5 g3 {Accuracy: White = 42%, Black = 90%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.1"]
[White "Zwahr, Paul"]
[Black "Cukrowski, Filip"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2277"]
[BlackElo "2419"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,42,42,33,25,52,58,60,57,71,35,54,39,42,31,25,38,35,0,27,0,29]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3 O-O 9. Qd2 Be6 10. O-O-O a5 11. a4 Na6 12. g4 Nb4 13. Kb1 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} Qc8 14. g5 Nh5 15. Rg1 {White is slightly better.} f5 {[#]} 16. gxf6 $146 ({Predecessor:} 16. g6 fxe4 17. gxh7+ Kh8 18. fxe4 Nf4 19. Nc1 Qe8 20. N1e2 {½-½ (20) Kalezic,B (2445)-Kovacevic,A (2575) Cetinje 2009}) 16... Nxf6 17. Qg2 {[%csl Gg1][%cal Rg2g7] [#]} Rf7 18. Bg5 Ng4 19. Bc1 ({Of course not} 19. Bxe7 Ne3 $15) 19... Nf6 20. Bg5 Ng4 21. Bc1 ({Much worse is} 21. Bxe7 Ne3 $15) 21... Nf6 {Accuracy: White = 90%, Black = 89%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.2"]
[White "Kopylov, Michael"]
[Black "Sieciechowicz, Marcin"]
[Result "1/2-1/2"]
[ECO "D71"]
[WhiteElo "2407"]
[BlackElo "2372"]
[Annotator "TA"]
[PlyCount "35"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,14,16,14,20,14]} 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Nf3 Bg7 7. Ne5 {D79: Fianchetto Grünfeld: Symmetrical Variation (6 0-0 c6 7 cxd5 cxd5).} O-O {[#] A rather calm draw.} {Predecessor:} 8. Nc3 $146 Bf5 9. O-O Ne4 10. Bf4 Nxc3 11. bxc3 Nc6 12. Nxc6 bxc6 13. Qa4 e6 14. Qxc6 Rc8 15. Qa4 Rxc3 16. Rfc1 Rxc1+ 17. Rxc1 Qb6 18. e3 {½-½ (39) Ding,L (2812)-Carlsen,M (2845) Shamkir 2019} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.3"]
[White "Barski, Radoslaw"]
[Black "Kopylov, Daniel"]
[Result "1-0"]
[ECO "D86"]
[WhiteElo "2444"]
[BlackElo "2348"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,101,20,0,8,0,0,0,48,43,62,66,94,54,133,128,141,50,99,101,108,68,64,50,102,70,75,50,45,35,37,36,42,43,64,65,40,0,15,0,0,-16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-11,-11,-6,238,237,222,211,218,209,400,406,12829,12828,1355,1103,12833,12833,12832,12832,12840,12840,12841,12841,12842,12842]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. Be3 O-O 10. h4 Qa5 {D87: Exchange Grünfeld: Classical Line: Variations without ...cxd4.} 11. O-O $1 {[%mdl 4] is more profitable than 11.Kf1 at the moment.} cxd4 12. cxd4 {[#]} Qa3 $146 {The position is equal.} ({Predecessor:} 12... Qh5 13. f3 Qxh4 14. Qd2 Rd8 15. Rad1 Qf6 16. e5 Qf5 17. Ng3 Qd7 18. f4 Qg4 {0-1 (54) Gledura,B (2626)-Wei,Y (2732) chess.com INT 2020}) 13. Qc1 Qd6 {[%cal Rc6d4]} 14. e5 Qc7 15. Bb3 Bg4 (15... Qd8 $14) 16. f3 $16 Bf5 17. Ng3 ({White should play} 17. d5 $16) 17... Bd3 18. Rd1 Ba6 19. Qc2 Rac8 20. Rac1 Qb8 ({Black should try} 20... Qd8 $14) 21. Qe4 Na5 $1 22. Rxc8 Qxc8 23. Rc1 Qb8 24. h5 {Strongly threatening hxg6.} Nxb3 25. axb3 Rc8 26. Rd1 b6 27. h6 Bb7 28. Qg4 Bf8 29. e6 $1 Rc3 30. Bf4 Qc8 {Threatens to win with ...f6.} 31. d5 Qc5+ 32. Kh2 {[#] aiming for exf7+.} Bxd5 33. exf7+ Kxf7 34. Be5 Rc2 {Hoping for ...Rxg2+!} 35. Qf4+ Kg8 {White must now prevent ...Qf2!} 36. Ne4 Bxe4 $1 37. Rd8 {[%csl Gf4][%cal Rd8f8]} Bf5 38. Bg7 $1 $40 {[%csl Gg7][%cal Rd8f8][%mdl 128] White mounts an attack.} Kf7 $1 ({Avoid the trap} 38... e5 $2 39. Qg5 $18) 39. Rxf8+ Ke6 40. Rh8 {next Bd4 is good for White.} Rc1 $2 {A mistake that costs the game.} (40... Re2 $11) 41. Bd4 $18 Qd6 42. Qxd6+ Kxd6 43. Rxh7 {[%mdl 4096] Endgame KRB-KRB} g5 $2 (43... Rc8 {was called for.} 44. Kg3 Rg8) 44. Rf7 Ke6 {[#]} (44... Bd3 $142 45. h7 Bxh7) 45. Rxf5 $1 {[%mdl 576] Remove Defender, Promotion. White is clearly winning.} Kxf5 {KR-KB} 46. h7 Rc8 47. h8=Q Rxh8+ 48. Bxh8 e5 49. Kg3 a5 50. Kf2 b5 51. Ke3 {Accuracy: White = 75%, Black = 56%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.4"]
[White "Nguyen, Alex Dac-Vuong"]
[Black "Chmiel, Marcin"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2366"]
[BlackElo "2267"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,79,6,6,10,5,0,0,105,22,25,20,22,22,29,29,25,22,32,32,32,24,37,28,56,46,43,51,45,57,75,75,75,69,92,96,82,80,106,105,111,117,289,265,264,281,176,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 c6 2. e4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 Nc6 6. Bg5 dxc4 7. Bxc4 h6 8. Bh4 e6 9. Nf3 Be7 10. O-O O-O 11. a3 Nd5 {E57: Nimzo-Indian: Rubinstein: Main Line: 7...Nc6 8 a3 dxc4 9 Bxc4 cxd4.} 12. Bxd5 exd5 13. Bxe7 {[#]} Qxe7 $146 (13... Nxe7 $11 14. Re1 Be6) ({Predecessor:} 13... Nxe7 14. Qb3 Qb6 15. Qxb6 axb6 16. Rfe1 Be6 17. Nb5 Rfc8 18. Rac1 Rxc1 19. Rxc1 {½-½ (33) Ernst,S (2587)-Kempinski,R (2615) Hoogeveen 2010}) 14. Re1 (14. Nxd5 $16 Qd6 15. Ne3) 14... Qd6 15. Ne5 Be6 16. Nb5 Qd8 17. Nxc6 bxc6 18. Nc3 {[%cal Bb5c3,Bc3a4,Ba4c5][%mdl 32]} Qh4 19. Na4 Rae8 20. Qd2 Bf5 21. Nc5 Be4 22. f3 Bf5 23. Re3 Rxe3 24. Qxe3 a5 25. Re1 Rb8 26. Re2 f6 27. g4 Bg6 28. Qe6+ {[%mdl 64] Double Attack} Kh7 {Strongly threatening ...Re8.} 29. Qxc6 h5 {[#]} 30. Qc7 $1 {[%cal Rc7b8]} ({Of course not} 30. Qxd5 $6 hxg4 31. f4 g3 $11) 30... hxg4 $2 (30... Rg8 $16) 31. Qxb8 $18 gxf3 32. Rf2 {Threatens to win with Qg3!} Qxd4 33. Nb3 $2 (33. Qc8 $18) 33... Qd1+ $1 $11 {The position is equal.} 34. Rf1 Qe2 {[%csl Gf3][%cal Re2g2]} 35. Qg3 $1 {[%cal Rg3f3]} Qe3+ {[%mdl 64] [#] Double Attack} 36. Rf2 Qe1+ 37. Rf1 Qe3+ {[%mdl 64] Double Attack} 38. Rf2 Qe1+ 39. Rf1 Qe3+ 40. Rf2 {Accuracy: White = 86%, Black = 81%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.4"]
[White "Nguyen, Alex Dac-Vuong"]
[Black "Chmiel, Marcin"]
[Result "*"]
[ECO "B13"]
[WhiteElo "2366"]
[BlackElo "2267"]
[Annotator "RC"]
[PlyCount "49"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. c4 {[%emt 0:00:00]} c6 {[%emt 0:00:00]} 2. e4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 3. exd5 {[%emt 0:00:00]} cxd5 {[%emt 0:00:00]} 4. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 6. Bg5 {[%emt 0:00:00]} dxc4 {[%emt 0:00:00]} 7. Bxc4 {[%emt 0:00:00]} h6 {[%emt 0:01:12]} 8. Bh4 {[%emt 0:00:00]} e6 {[%emt 0:02:01]} 9. Nf3 {[%emt 0:00:00]} Be7 {[%emt 0:00:03]} 10. O-O {[%emt 0:00:19]} O-O {[%emt 0:00:00]} 11. a3 {[%emt 0:02:29]} Nd5 {[%emt 0:02:06]} 12. Bxd5 {[%emt 0:01:24]} exd5 {[%emt 0:03:34]} 13. Bxe7 {[%emt 0:00:07]} Qxe7 {[%emt 0:02:28]} 14. Re1 {[%emt 0:15:30]} Qd6 {[%emt 0:05:23]} 15. Ne5 {[%emt 0:01:18]} Be6 {[%emt 0:02:45]} 16. Nb5 {[%emt 0:16:38]} Qd8 {[%emt 0:00:41]} 17. Nxc6 {[%emt 0:00:55]} bxc6 {[%emt 0:00:00]} 18. Nc3 {[%emt 0:00:00]} Qh4 {[%emt 0:04:40]} 19. Na4 {[%emt 0:06:13]} Rae8 {[%emt 0:05:00]} 20. Qd2 {[%emt 0:04:45]} Bf5 {[%emt 0:10:16]} 21. Nc5 {[%emt 0:01:03]} Be4 {[%emt 0:05:45]} 22. f3 {[%emt 0:14:48]} Bf5 {[%emt 0:01:13]} 23. Re3 {[%emt 0:01:22]} Re7 24. Re4 Rxe4 {[%emt 0:09:06]} 25. Qe3 {[%emt 0:00:10]} *

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.5"]
[White "Wong, Gengchun"]
[Black "Piekielny, Pawel"]
[Result "1/2-1/2"]
[ECO "C03"]
[WhiteElo "2190"]
[BlackElo "2099"]
[Annotator "RC"]
[PlyCount "120"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. e4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 3. Nd2 {[%emt 0:00:00]} Be7 {[%emt 0:00:00]} 4. Bd3 {[%emt 0:00:00]} c5 {[%emt 0:00:16]} 5. dxc5 {[%emt 0:00:00]} Nf6 {[%emt 0:00:09]} 6. Qe2 {[%emt 0:01:27]} Nc6 {[%emt 0:03:31]} 7. Ngf3 {[%emt 0:00:42]} O-O {[%emt 0:01:03]} 8. O-O {[%emt 0:01:26]} Bxc5 {[%emt 0:04:18]} 9. c3 {[%emt 0:03:43]} Be7 {[%emt 0:02:33]} 10. Re1 {[%emt 0:02:16]} a6 {[%emt 0:07:03]} 11. e5 {[%emt 0:07:43]} Nd7 {[%emt 0:00:00]} 12. Nb3 {[%emt 0:00:12]} Nb6 {[%emt 0:03:16]} 13. Bf4 {[%emt 0:01:29]} Bd7 {[%emt 0:00:51]} 14. Rad1 {[%emt 0:02:02]} Rc8 {[%emt 0:01:03]} 15. Qc2 {[%emt 0:00:54]} g6 {[%emt 0:05:00]} 16. Qd2 {[%emt 0:00:00]} Na7 {[%emt 0:06:38]} 17. Bh6 {[%emt 0:05:00]} Bb5 {[%emt 0:03:27]} 18. Bxf8 {[%emt 0:00:22]} Bxf8 {[%emt 0:00:13]} 19. Qf4 {[%emt 0:07:35]} Bxd3 {[%emt 0:02:09]} 20. Rxd3 {[%emt 0:00:00]} Nc4 {[%emt 0:00:11]} 21. Ng5 {[%emt 0:07:27]} Qe8 {[%emt 0:00:13]} 22. Rf3 {[%emt 0:18:27]} Rc7 {[%emt 0:00:48]} 23. Nd4 {[%emt 0:00:24]} Bg7 {[%emt 0:01:11]} 24. b3 {[%emt 0:01:19]} Na3 {[%emt 0:00:23]} 25. Rd3 {[%emt 0:16:39]} Qc8 {[%emt 0:03:33]} 26. Qh4 {[%emt 0:08:01]} h6 {[%emt 0:05:34]} 27. Ngxe6 {[%emt 0:00:38]} Rxc3 {[%emt 0:10:13]} 28. Nf4 {[%emt 0:06:00]} Rxd3 {[%emt 0:15:02]} 29. Nxd3 {[%emt 0:00:00]} Qc3 {[%emt 0:00:02]} 30. Re3 {[%emt 0:02:00]} Qa1+ {[%emt 0:09:10]} 31. Re1 {[%emt 0:00:28]} Qc3 {[%emt 0:00:00]} 32. Re3 {[%emt 0:00:00]} Qa1+ {[%emt 0:00:00]} 33. Ne1 {[%emt 0:00:00]} Nc6 {[%emt 0:00:34]} 34. Nxc6 {[%emt 0:00:47]} bxc6 {[%emt 0:00:00]} 35. Qd8+ {[%emt 0:00:09]} Kh7 {[%emt 0:00:00]} 36. Kf1 {[%emt 0:00:32]} Nc2 {[%emt 0:01:48]} 37. Re2 {[%emt 0:00:00]} Nd4 {[%emt 0:00:52]} 38. Re3 {[%emt 0:00:18]} Nc2 {[%emt 0:00:26]} 39. Re2 {[%emt 0:00:00]} Nd4 {[%emt 0:00:00]} 40. Rd2 {[%emt 0:00:00]} Ne6 {[%emt 0:00:00]} 41. Qd7 {[%emt 0:17:39]} Qxe5 {[%emt 0:20:39]} 42. Qxf7 {[%emt 0:05:12]} Ng5 {[%emt 0:01:49]} 43. Qd7 {[%emt 0:01:33]} Ne4 {[%emt 0:01:39]} 44. Rc2 {[%emt 0:02:03]} Qxh2 {[%emt 0:03:25]} 45. Qxc6 {[%emt 0:00:47]} Qh1+ {[%emt 0:01:57]} 46. Ke2 {[%emt 0:00:01]} Qg1 {[%emt 0:02:31]} 47. Qxd5 {[%emt 0:05:12]} Qxf2+ {[%emt 0:01:34]} 48. Kd3 {[%emt 0:00:18]} Qxe1 {[%emt 0:03:15]} 49. Qxe4 {[%emt 0:00:05]} Qd1+ {[%emt 0:01:00]} 50. Ke3 {[%emt 0:01:38]} Qe1+ {[%emt 0:02:31]} 51. Kf3 {[%emt 0:00:16]} Qd1+ {[%emt 0:01:07]} 52. Re2 {[%emt 0:01:16]} Qf1+ {[%emt 0:01:55]} 53. Kg3 {[%emt 0:00:05]} Qf6 {[%emt 0:00:14]} 54. Qe6 {[%emt 0:01:28]} Qg5+ {[%emt 0:00:13]} 55. Qg4 {[%emt 0:00:18]} Qd5 {[%emt 0:01:19]} 56. Re6 {[%emt 0:00:36]} Be5+ {[%emt 0:00:39]} 57. Kh3 {[%emt 0:00:57]} Qd3+ {[%emt 0:00:17]} 58. Qf3 {[%emt 0:00:46]} Qd7 {[%emt 0:00:01]} 59. Qg4 {[%emt 0:00:21]} Qd3+ {[%emt 0:00:04]} 60. Qf3 {[%emt 0:00:43]} Qd7 {[%emt 0:00:06]} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.6"]
[White "Golecki, Jan"]
[Black "Kanicki, Krzysztof"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2106"]
[BlackElo "2163"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,55,16,0,0,0,17,8,6,19,10,7,31,32,82,86,150,140,384,372,611,611,564,454,435,437,438,414,445,456,680,673,847,826,808,729,29988,1055,29990,29991]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. Re1 O-O 7. h3 e5 8. d4 cxd4 9. cxd4 exd4 {9...Nxd4 might become the main line.} 10. e5 Nd5 $1 {B31: Sicilian: 2...Nc6 3 Bb5 g6.} 11. Bg5 Qb6 12. Na3 a6 {The position is equal.} 13. Bxc6 dxc6 14. Nc4 {[#]} Qc7 $146 ({Predecessor:} 14... Qa7 15. Nxd4 h6 16. Bh4 a5 17. Nd6 Qb6 18. a3 Bd7 19. Qd2 c5 20. N4b5 Bxb5 21. Qxd5 {1-0 (27) Wunderlich,H (2562)-Gilimshin,A (2607) ICCF email 2004}) 15. Qxd4 Be6 16. Qh4 h5 (16... Nb4 $142) 17. Rad1 $16 c5 $2 (17... Nb6 $16) 18. g4 $18 Kh7 $2 (18... hxg4 19. hxg4 Rfe8) 19. gxh5 Rh8 20. h6 {And now Ne3 would win.} Kg8 21. Qe4 Bxh6 22. Rxd5 Bxd5 23. Qxd5 {Threatens to win with e6.} Bxg5 (23... Qc6 $142 24. Qxc6 bxc6) 24. Nxg5 {Hoping for e6.} Kg7 25. Nd6 {[%mdl 64] Double Attack} Rhf8 26. e6 Rad8 27. e7 (27. Qe5+ $142 f6 {[#]} 28. Nf5+ $1 {[%mdl 576] Discovered Attack} gxf5 29. Qxc7+ Rd7 30. Qxd7+ Kh6 31. Qh7+ {[%mdl 64] Double Attack} Kxg5 32. f4+ $1 {[%mdl 576] Deflection, Decoy} Kxf4 33. Qh6+ {[%mdl 64] Double Attack} Kg3 34. Re3#) 27... Rxd6 28. Qe5+ {Black got outplayed after the opening. Accuracy: White = 85%, Black = 33%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.7"]
[White "Borowski, Przemyslaw"]
[Black "Mondrzycki, Bartlomiej"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "1790"]
[BlackElo "2140"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,68,-31,-25,-51,-43,-46,-58,-46,-29,-29,-26,-40,-44,-68,-62,-68,-55,-63,-69,-178,-183,-192,-146,-144,-135,-146,-128,-166,-152,-201,-191,-202,-198,-190,-188,-188,-163,-140,-151,-158,-135,-212,-223,-261,-117,-95,-85,-214,-217,-360,-360,-612,-472,-530,-344,-339,-309,-565,-568,-579,-544]} 1. e4 c5 2. b4 cxb4 3. a3 d5 4. e5 Qc7 5. d4 Bf5 6. Bd3 {B20: Sicilian: Unusual White 2nd moves.} Bxd3 $1 7. Qxd3 e6 8. axb4 {Black is slightly better.} Bxb4+ 9. c3 {Qb5+ is the strong threat.} Be7 {[#]} 10. Na3 $146 ({Predecessor:} 10. Qg3 g6 11. Ne2 Nd7 12. O-O Nb6 13. Na3 Qc6 14. Qd3 a6 15. Nc2 Nc4 16. g4 {0-1 (51) Cueto Chajtur,J (2306)-Wong,M (2470) Mallorca 2004}) 10... a6 11. Nb5 Qc6 12. Ne2 Nd7 13. O-O Nb6 14. Nd6+ (14. Qg3 $15 Kf8 15. Na3) 14... Bxd6 $19 15. exd6 Qxd6 16. Bf4 Qd7 17. Qg3 f6 18. Rfe1 Kf7 19. Nc1 Nc4 $1 20. Nd3 {[#] Black must now prevent Nc5.} b6 $1 21. Ra2 Ne7 22. Rae2 Nf5 23. Qh3 Rhe8 24. g4 {[#]} Nfd6 $1 25. f3 (25. Bxd6 $17 Qxd6 26. Qf3 (26. Qxh7 $2 Rh8 $19)) 25... Kg8 26. g5 Nf5 (26... fxg5 $19 27. Bxd6 Qxd6) 27. gxf6 $17 gxf6 28. Rg2+ {Now White is beyond hope.} (28. Bg3 $17) 28... Kh8 $19 29. Bh6 (29. Bg3 {was worth a try.} Rg8 30. Nf4) 29... Rg8 30. Ree2 $2 (30. Bc1) 30... Rxg2+ 31. Rxg2 Qf7 32. Kf2 Rg8 33. Nf4 $2 (33. Rxg8+ Qxg8 34. Bf4) 33... Rxg2+ 34. Kxg2 a5 {Accuracy: White = 39%, Black = 71%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.8"]
[White "Jankowiak, Tomasz"]
[Black "Jankowiak, Piotr"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2115"]
[BlackElo "2009"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,94,24,34,17,29,25,37,1,24,16,24,21,29,29,31,0,0,0,4,0,0,0,25,27,14,26,43,42,52,46,126,117,120,116,109,124,84,14,21,0,0,4,10,0,76,9,25,2,54,52,53,64,43,0,0,-8,-8,0,0,0,2186,1432,5057,5057,3583,2183,5157,6087,5241,5118,29975,29976,29976,29977,29978,29979,29979,29979,29980,29981,29981,29982,29982,29983,29983,29983,29993]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. c4 d5 6. Nc3 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} Nf6 7. d4 Be7 8. Bg5 {White is slightly better.} Nbd7 9. Bd3 dxc4 10. Bxc4 O-O 11. O-O Nb6 {[#]} 12. Bd3 $146 ({Predecessor:} 12. Bb3 h6 13. Bh4 Bf5 14. h3 c6 15. Re1 g5 16. Bg3 Bd6 17. Bxd6 Qxd6 18. a4 Rad8 19. Qd2 Kg7 20. a5 {½-½ (24) Neugebauer,J-Rubertus,W Hofheim 1995}) 12... Bg4 13. Re1 Re8 14. h3 $36 {[%mdl 2048] White is pushing.} Bh5 15. Re5 Bg6 (15... Bxf3 $5 16. Qxf3 (16. gxf3 Nfd7 $15) 16... Qxd4 $14) 16. Bxg6 hxg6 17. Qb3 c6 18. Rae1 Qd7 19. R5e2 Nbd5 ({Black should try} 19... Bd6 $14) 20. Nxd5 $16 cxd5 21. Ne5 $1 {[%cal Re5d7]} Qc7 22. Ng4 {Hoping for Bxf6.} Qd7 23. Bxf6 (23. g3 $16) 23... Bxf6 $11 24. Rxe8+ Rxe8 25. Rxe8+ Qxe8 26. Qxd5 Qa4 (26... Qe1+ $11 {keeps the balance.} 27. Kh2 Qd2) 27. Ne5 (27. Qb3 $16 Qxd4 28. Nxf6+ (28. Qxb7 Qd1+ 29. Kh2 Qd6+ 30. g3 Bd4 $16) 28... gxf6 29. Qxb7) 27... Bxe5 28. Qxe5 Qxa2 {[%mdl 4096] Endgame KQ-KQ} ({Black should play} 28... Qd1+ $1 $11 29. Kh2 Qd2) 29. d5 $14 Qb1+ 30. Kh2 {aiming for d6.} Qf5 31. f4 a5 $1 {...Qxe5 is the strong threat.} 32. d6 {Threatens to win with Qxf5.} Qxe5 $1 33. fxe5 $11 {d7 would kill now. KP-KP} Kf8 34. Kg3 b5 $2 {[%mdl 8192]} (34... Ke8 $11) 35. Kf3 a4 36. Ke4 b4 37. Kd4 a3 38. bxa3 bxa3 39. Kc3 Ke8 40. h4 {White mates.} Kd7 41. g4 $1 Ke6 42. g5 $1 ({Don't go for} 42. Kb3 $2 f5 $19) 42... a2 43. Kb2 f5 {[#]} 44. exf6 $1 gxf6 {[#]} 45. h5 $1 {[%cal Rh5h6]} gxh5 46. g6 h4 47. g7 Kd5 {Accuracy: White = 84%, Black = 68%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.9"]
[White "Trybus, Daniel"]
[Black "Kowalczyk, Wojciech"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "1950"]
[BlackElo "1873"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,90,19,0,41,39,36,43,34,30,50,55,100,11,11,11,11,14,13,12,5,9,6,0,0,0,0,0,94,43,55,64,44,52,72,11,11,16,21,0,0,0,0,0,0,0,0,0,14,1,8,0,0,0,0,0,0,0,0,0,22,16,280,8,8,8,20,0,14,14,22,8,8]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. O-O-O d5 10. Nxc6 bxc6 11. Bh6 $1 {[%mdl 4] is more profitable than 11.exd5 at the moment.} Be6 {B76: Sicilian Dragon: Yugoslav Attack, 9 g4 and 9 0-0-0.} 12. Bxg7 $1 Kxg7 13. exd5 Bxd5 {White is slightly better.} 14. h4 {[#]} Qa5 $146 ({Predecessor:} 14... h5 15. Nxd5 cxd5 16. g4 e6 17. Bd3 Rh8 18. Qf4 Qb8 19. Qg5 Qd6 20. Rdg1 Rab8 {0-1 (41) Turner,M (2225)-Payen,A (2215) Krumbach 1991}) 15. h5 Bxa2 16. g4 ({White should try} 16. hxg6 $16 {Black must now prevent Qh6+.} fxg6 17. Qh6+ (17. Nxa2 Qxa2 18. Qc3 Rad8 $11) 17... Kh8 18. Bd3) 16... Rfd8 $1 $11 {[%cal Rd8d2]} 17. Bd3 Bc4 $1 18. hxg6 Bxd3 19. Qh6+ Kg8 20. gxf7+ Kxf7 21. Rxd3 Rxd3 22. cxd3 {[#] g5 is the strong threat.} Rb8 {Threatens to win with ...Qa1+.} 23. Rh2 {aiming for g5.} Rg8 (23... Qa1+ $11 {keeps the balance.} 24. Nb1 Rb5) 24. Kc2 (24. Qf4 $16) 24... Qg5 25. Ne4 Qxh6 26. Rxh6 $14 {[%mdl 4096] Endgame And now Nxf6 would win. KRN-KRN} Kg7 27. g5 (27. Nxf6 $16 exf6 28. Rh5) 27... Nd5 28. Nc5 Kf7 29. Ne4 Kg7 30. Kb3 Rb8+ 31. Kc4 Rxb2 32. Rxc6 Nb6+ 33. Kd4 {Hoping for Rc7.} a5 34. f4 Rb5 35. Rc7 Rd5+ 36. Ke3 Rd7 37. Rc5 Nd5+ 38. Kf3 Nb4 39. Rxa5 Nxd3 40. f5 h5 $2 {[%mdl 8192] [#]} (40... Kf7 $11 {and Black stays safe.}) 41. f6+ $2 (41. Ng3 $1 $18 {[%cal Rg3h5]} Rd8 42. Nxh5+ Kf8 43. g6) 41... Kf7 $11 {The position is equal.} 42. Rf5 exf6 43. gxf6 Kg6 44. Rg5+ Kh6 45. Ke3 Nb4 {Accuracy: White = 76%, Black = 82%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.10"]
[White "Gardian, Adam"]
[Black "Vanduyfhuys, Daria"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1723"]
[BlackElo "1985"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,82,-6,-6,-8,-8,-31,-31,-40,-26,-30,-30,-33,-21,-45,-35,-39,-19,-27,0,0,14,0,0,0,0,-16,-27,-16,-21,-100,0,-321,-317,-297,-267,-544,-543,-518,-547,-581,-537,-659,-401,-602,-559,-514,-514,-594,-397,-394,-402,-706,-709,-760,-739,-793,-791,-888,-766,-780,-772,-922,641,617,29997,29998,29998,29999,29999]} 1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nd2 c5 5. c3 Nc6 6. Ngf3 Bd6 7. Bg3 O-O 8. Bd3 b6 9. Qe2 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Bb7 10. Ba6 Bxa6 11. Qxa6 {Black is slightly better.} Qc7 {[#]} 12. O-O $146 ({Predecessor:} 12. Bh4 Be7 13. O-O Nd7 14. Bg3 Bd6 15. Qd3 Bxg3 16. hxg3 Nf6 17. e4 dxe4 18. Nxe4 Nxe4 19. Qxe4 cxd4 20. cxd4 {1-0 (44) Ferreira,H (2136)-Guia,A (1686) Lisbon 2019}) 12... Bxg3 13. hxg3 Rad8 14. a4 c4 15. b3 $1 Nb8 16. Qb5 {[%cal Rb3c4]} cxb3 (16... a6 $5 {[%cal Ra6b5]} 17. Qb4 Nc6 $11) 17. Rfc1 Qd7 {aiming for ...Qxb5.} 18. Nxb3 Rc8 19. Ne5 Qd6 20. a5 Ne4 21. c4 f6 $36 {[%mdl 2048] White is under pressure.} 22. axb6 (22. Nf3 $1 $11 {remains equal.}) 22... a6 ({Inferior is} 22... fxe5 23. bxa7 Nc6 24. cxd5 $16) (22... Qxb6 $17 23. Qxb6 axb6 24. cxd5 Rxc1+ 25. Rxc1 fxe5 26. dxe6 exd4 27. Nxd4 Na6) 23. Qa4 $2 {[%mdl 8192]} (23. c5 $1 $11 Qd8 24. Nf7 Rxf7 25. Qe2) 23... fxe5 $19 24. c5 Qd8 25. dxe5 $2 (25. Ra2 exd4 26. exd4) 25... Rxf2 {...Qg5! is the strong threat.} 26. b7 Rc7 27. Nd4 Qf8 {( -> ...Rxg2+!)} 28. Rf1 Rcf7 {[%cal Rf2f1]} 29. Nf3 (29. Rxf2 $142 Rxf2 30. Nf3 Nxc5 {[%mdl 64] Double Attack} 31. Qa3) 29... Rxf1+ 30. Rxf1 Nxc5 31. Qg4 Qe7 32. Rc1 Nxb7 33. Nd4 (33. Ng5 $142 Rf5 {[%mdl 64] Double Attack} 34. Rc8+ Rf8 35. Qh4) 33... Nc5 34. Rb1 Nbd7 35. Nc6 Qe8 36. Qd4 Rf8 37. Qh4 Qf7 38. Rb4 Nd3 $4 {[%mdl 8192] [#]} (38... Ne4 $19 39. Kh2 Ndc5) 39. Ne7+ $1 $18 Kh8 {[#]} 40. Qxh7+ $1 {[%mdl 576] Clearance. White mates.} Kxh7 41. Rh4+ Qh5 42. Rxh5# {White used his chance. Accuracy: White = 56%, Black = 75%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.11"]
[White "Szczesniak, Konrad"]
[Black "Peglau, Dora"]
[Result "1-0"]
[ECO "E48"]
[WhiteElo "2033"]
[BlackElo "1704"]
[Annotator "ChessBase"]
[PlyCount "93"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:00]} Bb4 {[%emt 0:00:00]} 4. e3 {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 5. Bd3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 6. Nge2 {[%emt 0:00:00]} Re8 {[%emt 0:00:00]} 7. O-O {[%emt 0:00:00]} c5 {[%emt 0:00:55]} 8. Nf4 {[%emt 0:00:00]} cxd4 {[%emt 0:01:07]} 9. exd4 {[%emt 0:00:00]} dxc4 {[%emt 0:00:23]} 10. Bxc4 {[%emt 0:00:00]} Nc6 {[%emt 0:01:30]} 11. Be3 {[%emt 0:01:59]} e5 {[%emt 0:09:41]} 12. dxe5 {[%emt 0:06:20]} Nxe5 {[%emt 0:00:17]} 13. Bb3 {[%emt 0:02:20]} Bf5 {[%emt 0:03:17]} 14. Ncd5 {[%emt 0:01:48]} Nxd5 {[%emt 0:03:42]} 15. Bxd5 {[%emt 0:00:48]} Qd7 {[%emt 0:05:02]} 16. Qb3 {[%emt 0:00:27]} a5 {[%emt 0:02:43]} 17. a3 {[%emt 0:00:12]} Bf8 {[%emt 0:01:25]} 18. Rfd1 {[%emt 0:00:42]} Qe7 {[%emt 0:04:30]} 19. Bd4 {[%emt 0:03:08]} Nc6 {[%emt 0:09:20]} 20. Bc3 {[%emt 0:00:35]} Qc7 {[%emt 0:06:05]} 21. Qc4 {[%emt 0:03:40]} Bd6 {[%emt 0:04:12]} 22. Bxf7+ {[%emt 0:00:16]} Qxf7 {[%emt 0:01:12]} 23. Qxf7+ {[%emt 0:00:00]} Kxf7 {[%emt 0:00:00]} 24. Rxd6 {[%emt 0:00:00]} Re4 {[%emt 0:01:07]} 25. Nh5 {[%emt 0:00:17]} Rg4 {[%emt 0:12:27]} 26. f3 {[%emt 0:01:40]} Rg5 {[%emt 0:00:28]} 27. g4 {[%emt 0:00:38]} Rg8 {[%emt 0:08:06]} 28. Kf2 {[%emt 0:01:23]} Rg6 {[%emt 0:01:38]} 29. Rad1 {[%emt 0:00:28]} Rxd6 {[%emt 0:00:29]} 30. Rxd6 {[%emt 0:00:00]} Bc8 {[%emt 0:00:37]} 31. Rd5 {[%emt 0:00:45]} h6 {[%emt 0:01:37]} 32. Bxa5 {[%emt 0:00:12]} Be6 {[%emt 0:02:56]} 33. Rb5 {[%emt 0:00:53]} Nxa5 {[%emt 0:00:31]} 34. Rxa5 {[%emt 0:00:00]} Rc8 {[%emt 0:00:05]} 35. Rb5 {[%emt 0:00:07]} Rc7 {[%emt 0:00:39]} 36. Nf4 {[%emt 0:00:01]} Bd7 {[%emt 0:00:05]} 37. Rb4 {[%emt 0:00:32]} Rc2+ {[%emt 0:00:06]} 38. Ke3 {[%emt 0:00:00]} Bc6 {[%emt 0:00:11]} 39. h4 {[%emt 0:00:04]} Rc1 {[%emt 0:00:46]} 40. Nd3 {[%emt 0:00:00]} Rh1 {[%emt 0:00:00]} 41. Ne5+ {[%emt 0:15:26]} Ke6 {[%emt 0:16:05]} 42. Nxc6 {[%emt 0:00:06]} bxc6 {[%emt 0:00:06]} 43. h5 {[%emt 0:00:12]} Rd1 {[%emt 0:00:39]} 44. Rb7 {[%emt 0:00:27]} Kf6 {[%emt 0:00:16]} 45. Rb6 {[%emt 0:00:18]} Rc1 {[%emt 0:00:34]} 46. a4 {[%emt 0:00:17]} Ra1 {[%emt 0:00:37]} 47. Rxc6+ 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.12"]
[White "Krzywda, Andrzej"]
[Black "Skurniak, Szymon"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2156"]
[BlackElo "2036"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,51,65,62,62,76,139,135,123,147,151,131,218,211,222,204,439,248,257,242,248,210,206,193,297,279,341,351,323,335,379,381,367,338,680,675,689,648,702,790,842,841,1174,1166]} 1. d4 g6 2. e4 Bg7 3. Nc3 c6 4. h3 d5 5. Nf3 Nh6 6. Bd3 O-O {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6.} 7. Qe2 f6 (7... dxe4 $142 8. Nxe4 Nf5) 8. exd5 $16 Nf7 {[#]White is clearly better.} 9. dxc6 $1 Nxc6 10. O-O {[#]} Nb4 $146 (10... Nxd4 $16 {keeps fighting.} 11. Nxd4 Qxd4) ({Predecessor:} 10... f5 11. Be3 e6 12. Rad1 g5 13. Bc4 Na5 14. d5 e5 15. Bxg5 Nxg5 16. Nxg5 Qxg5 {1-0 (35) Strikovic,A (2465)-Gaprindashvili,N (2435) Pula 1990}) 11. Bc4 $18 Bf5 12. Bb3 g5 $2 (12... Nc6 {is a better defense.} 13. Re1 g5) 13. a3 (13. Qb5 $142 Nxc2 14. Qxf5 Nxa1 15. Bc4) 13... Nc6 14. Be3 Kh8 15. Bxf7 Rxf7 16. d5 Nb8 (16... Ne5 {was necessary.} 17. Nxe5 fxe5) 17. Nd4 Qd7 18. f4 gxf4 19. Bxf4 Bg6 20. Ne6 Na6 21. h4 {[#] aiming for h5.} Rg8 $2 (21... h5 22. Rae1 Rg8) 22. h5 {White is clearly winning.} Bf5 23. Bc1 Bh3 24. gxh3 f5 25. Kh2 Nc5 26. Bf4 {Black did not feel at home in the position after the opening. Accuracy: White = 77%, Black = 35%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.13"]
[White "Peglau, Mirjam"]
[Black "Burian, Simon"]
[Result "0-1"]
[ECO "A32"]
[WhiteElo "1851"]
[BlackElo "2073"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,94,6,5,-16,-3,-15,14,2,14,16,14,18,9,-22,-5,-11,-15,-41,-33,-34,-4,-11,26,16,90,89,85,-55,-60,-92,-92,-116,-108,-112,-115,-115,-115,-113,-108,-106,-112,-284,-224,-236,-213,-297,-306,-282,-218,-212,-93,-93,-93,-93,-93,-135,-93,-160,-156,-255,-210,-413,-404,-388,-370,-1820,-1808,-1021,-282,-297,-297,-298,-300,-300,-300,-305,-305,-313,-312,-29988,-29989,-29989,-29990,-29991,-29991]} 1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e6 5. Nc3 d5 6. cxd5 Nxd5 7. Nxd5 {A32: Symmetrical English: 2 Nf3 Nf6 3 d4 cxd4 4 Nxd4 e6.} Qxd5 8. e3 a6 9. Qb3 {The position is equal.} Qxb3 10. Nxb3 Nc6 {[%cal Bb8c6,Bc6b4,Bb4a2][%mdl 32] [#]} 11. Be2 $146 ({Predecessor:} 11. a3 Be7 12. Bd2 Bf6 13. O-O-O b6 14. Be2 Bb7 15. Bf3 O-O-O 16. Bxc6 Bxc6 17. Bc3 Bxg2 18. Bxf6 gxf6 19. Rxd8+ Rxd8 {0-1 (46) Planas Garcia,F-Horowitz,I Havana 1952}) 11... e5 12. e4 Be6 13. O-O Nb4 14. Rd1 Nxa2 15. Na5 b5 (15... Bb4 $5 {[%cal Rb4a5]} 16. Nxb7 Ke7 $11) 16. Be3 Be7 17. Nc6 f6 (17... Rc8 $11 {remains equal.} 18. Nxe5 O-O) 18. Nxe7 $16 Kxe7 {[#]} 19. Bc5+ (19. Rd5 $1 $16) 19... Kf7 $15 20. Rd6 {Black should prevent Rxe6.} Rhc8 21. Rxe6 Kxe6 22. Bg4+ Kf7 23. Bxc8 Rxc8 $17 {[%mdl 4096] Endgame KRB-KRN} 24. b4 Nc3 25. f3 Na4 26. Kf2 $2 (26. Be3 $17 {was worth a try.}) 26... Nxc5 27. bxc5 $19 {KR-KR} Rc6 ({Much less strong is} 27... Rxc5 28. Rxa6 Rc2+ 29. Kf1 $17) 28. Kg3 Ke7 (28... Rxc5 29. Rxa6 Rc2 30. Rb6 $17) 29. f4 exf4+ ({Not} 29... Rxc5 30. Rxa6 Kd7 31. fxe5 $17) 30. Kxf4 g5+ ({Don't play} 30... Rxc5 31. Rxa6 g5+ 32. Ke3 $17) (30... Kd7 $19 {is more deadly.} 31. h4 Kc7) 31. Ke3 $17 Rxc5 {aiming for ...Rc6.} 32. Rxa6 h5 33. Rb6 Rc2 34. Kf3 (34. g3 $142) 34... Rb2 35. h3 (35. g3 $17) 35... b4 $19 {[%cal Bb5b4,Bb4b3,Bb3b2][%mdl 32]} 36. g3 $2 (36. e5 f5 37. g3) 36... Rb1 37. h4 b3 38. Kf2 $2 (38. Ke2 b2 39. Kd3) 38... b2 39. Kg2 g4 $2 (39... gxh4 40. gxh4 Kd7) 40. Kh2 Kd7 41. Rb8 Kc7 42. Rb3 Kc6 {Threatens to win with ...Kc5.} 43. Rb8 Kc5 44. Rb7 Kd4 45. Rb4+ $2 {[#]} (45. Kg2 $19) 45... Kc3 {Black mates.} 46. Rb8 Rc1 47. Rc8+ Kd2 {Accuracy: White = 47%, Black = 66%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.14"]
[White "Malecki, Rafal"]
[Black "Roessler, Frank-Peter"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2071"]
[BlackElo "1902"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,116,5,-8,0,-16,-16,-18,-18,-21,-1,-16,34,22,41,25,47,42,61,63,100,94,128,123,198,207,212,173,166,160,169,126,133,143,160,151,156,0,83,75,94,91,92,102,93,83,90,30,86,-24,27,-65,100,0,0,0,0,0,34,-181,27,-31,0,-35,-31,-43,-7,-58,-65,-70,0,-167,-100,-103,-92,-76,74,92,89,85,90,82,72,12,87,83,102,86,131,131,120,145,175,175,173,173,164,157,231,121,121,-15,-15,-15,-15,-15,-15,-15,0]} 1. Nf3 f5 2. g3 Nf6 3. Bg2 d6 4. O-O g6 5. d3 Bg7 6. c3 O-O {A04: Unusual lines after 1 Nf3 and King's Indian Attack.} 7. e4 fxe4 8. dxe4 e5 9. Nbd2 {[#]} b6 $146 ({Predecessor:} 9... a5 10. Qc2 Kh8 11. Nc4 Nbd7 12. b4 axb4 13. cxb4 b5 14. Ne3 c5 15. Rd1 Qb6 {1-0 (48) Dragomirescu,A (2231)-Ciungan,D (1844) Mamaia 2019}) 10. Ng5 {Threatening Qb3+.} Qe7 11. f4 h6 12. Ngf3 Bb7 13. Nh4 $36 {[%mdl 2048] Black is under pressure.} Qe8 14. f5 gxf5 15. Nxf5 Nc6 16. Nf3 {[%cal Bd2f3,Bf3h4,Bh4f5][%mdl 32]} Qh5 (16... Kh7 $16) 17. h3 Kh7 18. g4 Qe8 19. N3h4 Ne7 {[%cal Bc6e7,Be7g6,Bg6f4][%mdl 32]} 20. Qd2 Nfg8 21. Qe3 Ng6 22. Nxg7 Rxf1+ 23. Kxf1 $2 (23. Bxf1 $16 Kxg7 24. Nf5+ {[%mdl 64] Double Attack} Kh8 25. Nxh6) 23... Kxg7 (23... Qb5+ $11 24. Kg1 Nxh4) 24. Nf5+ $16 {[%mdl 64] Double Attack} Kh7 25. Nxh6 Qb5+ 26. Kg1 {Black must now prevent Qg5.} Nf4 27. Nf5 Nf6 28. b3 (28. Qf2 $16 Nxg2 29. Nxd6 (29. Qxg2 Qd3 $11) (29. Kxg2 Nxe4 30. Qh4+ Kg8 $16) 29... cxd6 30. Qxf6) 28... Rg8 (28... Qe2 $11 29. Qxe2 Nxe2+ 30. Kf1 Nxc3) 29. Rb1 (29. Ng3 $16) 29... Rg6 (29... Qe2 $142 30. Rb2 Qxe3+ 31. Bxe3 Nxg2 32. Rxg2 Nxe4) 30. c4 ({White should play} 30. Rb2 $11) 30... Qc6 $2 (30... Nxg2 $15 {stays ahead.} 31. cxb5 (31. Kxg2 Qd7 $15) 31... Nxe3 32. Nxe3 Nxe4) 31. Rb2 (31. Bh1 $16) 31... Nxg2 $11 32. Rxg2 {aiming for Nh4.} Qxe4 33. Qxe4 Bxe4 (33... Nxe4 {looks sharper.} 34. g5 Re6 35. Kh2 Kg6 36. Nh4+ Kg7) 34. Nh4 $2 (34. Rf2 $14 {was the only good move.}) 34... Rg7 $2 (34... Bxg2 $19 35. Kxg2 Rg8) 35. Rg3 (35. Rf2 $11 Nd7 36. Nf3) 35... c6 36. Kf2 Bb1 {And now ...Ne4+ would win.} 37. Ke2 d5 38. a3 ({White should try} 38. cxd5 $11 cxd5 39. Rc3) 38... d4 $15 39. Rf3 Nd7 (39... Ne4 $15) 40. g5 $2 (40. Nf5 $11 {and White stays safe.}) 40... b5 (40... Bg6 $19 {Hoping for ...Bh5.} 41. Nxg6 Kxg6) 41. cxb5 $17 cxb5 42. Nf5 Rf7 {[#]} (42... Bxf5 $1 $17 43. Rxf5 Kg6) 43. Nxd4 $1 $16 {[%mdl 576] Discovered Attack} Rxf3 (43... exd4 44. Rxf7+) 44. Nxf3 {[%mdl 4096] Endgame KBN-KBN} Kg6 45. Be3 a5 46. Kf2 (46. b4 $16 axb4 47. axb4) 46... Bc2 (46... b4 $1 $11 {remains equal.}) 47. b4 a4 48. Kg3 Kf5 49. h4 Ke4 50. Kf2 Bd1 51. Nd2+ Kd3 52. g6 Nf6 {[#]} 53. Bg5 $1 {[%cal Rg5f6]} Ng8 (53... Nh5 $16 {keeps fighting.} 54. Nf1 Bb3) 54. Nf3 ({Better is} 54. g7 $18) 54... Ke4 55. h5 (55. Ne1 $16) 55... Bxf3 $11 {The position is equal.} 56. h6 Nxh6 $1 57. Bxh6 Bh5 58. g7 Bf7 {Accuracy: White = 53%, Black = 53%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.02"]
[Round "3.15"]
[White "Peglau, Markus"]
[Black "Bojczewski, Mateusz"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1910"]
[BlackElo "1886"]
[Annotator "ChessBase"]
[PlyCount "75"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:24]} 2. d4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 3. Bf4 {[%emt 0:00:00]} c5 {[%emt 0:04:42]} 4. c3 {[%emt 0:00:52]} Nc6 {[%emt 0:02:47]} 5. e3 {[%emt 0:00:35]} d5 {[%emt 0:04:13]} 6. Bd3 {[%emt 0:02:01]} Qb6 {[%emt 0:01:31]} 7. Qb3 {[%emt 0:01:55]} c4 {[%emt 0:12:21]} 8. Qxb6 {[%emt 0:00:09]} axb6 {[%emt 0:00:00]} 9. Bc2 {[%emt 0:00:24]} b5 {[%emt 0:00:00]} 10. Nbd2 {[%emt 0:01:56]} b4 {[%emt 0:00:24]} 11. O-O {[%emt 0:03:49]} Be7 {[%emt 0:03:15]} 12. e4 {[%emt 0:06:38]} O-O {[%emt 0:06:26]} 13. Rfe1 {[%emt 0:03:54]} dxe4 {[%emt 0:02:05]} 14. Nxe4 {[%emt 0:04:18]} Nd5 {[%emt 0:03:09]} 15. Bd2 {[%emt 0:01:21]} b5 {[%emt 0:00:48]} 16. Ng3 {[%emt 0:19:32]} Bb7 {[%emt 0:07:42]} 17. Be4 {[%emt 0:03:59]} bxc3 {[%emt 0:05:58]} 18. bxc3 {[%emt 0:00:57]} Nf6 {[%emt 0:11:03]} 19. Bc2 {[%emt 0:06:52]} Ra3 {[%emt 0:03:15]} 20. Reb1 {[%emt 0:04:06]} Ba6 {[%emt 0:01:24]} 21. Ne4 {[%emt 0:02:17]} Nd5 {[%emt 0:03:53]} 22. Bc1 {[%emt 0:05:29]} Rxc3 {[%emt 0:01:01]} 23. Nxc3 {[%emt 0:00:50]} Nxc3 {[%emt 0:00:00]} 24. a4 {[%emt 0:07:23]} b4 {[%emt 0:01:12]} 25. Rb2 {[%emt 0:03:40]} Ne2+ {[%emt 0:00:00]} 26. Kh1 {[%emt 0:00:00]} Nexd4 {[%emt 0:00:17]} 27. Be4 {[%emt 0:00:53]} f5 {[%emt 0:03:17]} 28. Bxc6 {[%emt 0:01:59]} Nxc6 {[%emt 0:00:00]} 29. Re2 {[%emt 0:00:11]} Kf7 {[%emt 0:02:45]} 30. Rb1 {[%emt 0:04:04]} Rd8 {[%emt 0:01:51]} 31. Bf4 {[%emt 0:00:41]} c3 {[%emt 0:00:55]} 32. Ree1 {[%emt 0:00:54]} Bf6 {[%emt 0:00:13]} 33. Ng5+ {[%emt 0:01:33]} Bxg5 {[%emt 0:00:26]} 34. Bxg5 {[%emt 0:00:00]} Rd5 {[%emt 0:00:25]} 35. Rbd1 {[%emt 0:03:27]} Bd3 {[%emt 0:00:54]} 36. Bc1 {[%emt 0:01:46]} b3 {[%emt 0:00:05]} 37. Ba3 {[%emt 0:00:17]} b2 {[%emt 0:00:04]} 38. Bxb2 {[%emt 0:00:48]} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.03"]
[Round "4.1"]
[White "Sieciechowicz, Marcin"]
[Black "Barski, Radoslaw"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2372"]
[BlackElo "2444"]
[Annotator "TA"]
[PlyCount "140"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,140,0,8,31,23,29,0,6,6,14,14,12,0,0,0,12,16,16,13,9,12,16,16,13,20,18,0,0,-12,0,0,0,0,0,0,0,0,27,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-11,0,-38,-6,-13,-12,-5,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,-69,-69,-69,-69,-69,-69,-69,-69,-69,0,0,0,0,0,0,0,0,0,-69,-69,-111,-111,-111,-118,-119,-112,-119,-91,-119,-119,-119,0,-119,0,-119,0,-119,-119,-119,0,0,0]} 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O dxc4 9. Bxc4 e5 10. Rd1 Qe7 11. e4 b5 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran.} 12. Bb3 Bb7 13. d5 {[#]} Rac8 $146 {White must now prevent ...b4.} ({Predecessor:} 13... b4 14. dxc6 Bxc6 15. Nd5 Bxd5 16. Bxd5 Nxd5 17. Rxd5 Nb6 18. Rd1 Rac8 19. Qb3 h6 {1-0 (56) Hansen,E (2472)-Huang,R (1952) Victoria 2009}) 14. dxc6 Bxc6 15. Qe2 b4 16. Nd5 Nxd5 17. Bxd5 Nf6 18. Bg5 h6 19. Bxf6 Qxf6 20. Bxc6 Rxc6 21. Rac1 Rfc8 22. Rxc6 Rxc6 23. h3 Bc7 24. Qd2 Bb6 25. Rc1 a5 26. b3 Rd6 27. Qe2 Qf4 28. Rc4 h5 29. h4 g6 30. Kf1 Qg4 31. Rc1 Kg7 32. Qc4 Qf4 {...Rd2! is the strong threat.} 33. Re1 $1 {[#]} Rd2 $1 {[%mdl 512]} 34. Re2 (34. Nxd2 Qxf2#) 34... Rd1+ 35. Re1 {[#]} Rd2 $1 {[%mdl 512]} 36. Re2 (36. Nxd2 Qxf2#) 36... Rd6 (36... Rd8 {seems wilder.} 37. Re1 Qf6 38. Rc1 Rd2 39. Rc2 Rd1+) 37. Re1 Bd4 (37... Bd8 {feels hotter.} 38. Qc1 Re6 39. Qxf4 exf4 40. Nd4 Ra6) 38. Qc1 (38. Rd1 {with more complications.} Qf6 39. Qb5 Rd8 40. Nxd4 exd4 41. Qxa5 Qxh4 42. Qxb4 Qh1+ 43. Ke2) 38... Qxc1 (38... Bc3 {looks sharper.} 39. Qxf4 exf4 40. Rc1 f6 41. Ke2 Re6) 39. Rxc1 $15 {[%mdl 4096] Endgame KRB-KRN} Bc3 40. Ke2 Kf6 41. a4 Ke6 42. Rd1 Rxd1 43. Kxd1 $11 {KB-KN} f6 44. Ke2 Kd6 45. Kd3 Kc5 46. g3 Kd6 47. Kc4 Kc6 48. Ng1 Be1 (48... Bd4 $5 49. Nh3 $8 Ba7 $11) 49. Nh3 {[#]} g5 $1 {[%mdl 576] Deflection} 50. hxg5 (50. g4 $1 $11 hxg4 51. Nxg5 $1 {[%mdl 512]}) 50... fxg5 $15 51. Nxg5 Bxf2 52. Nf3 {Strongly threatening g4.} Bxg3 53. Ng5 Bf4 54. Nh3 h4 (54... Bh2 $15 55. Ng5 h4) 55. Nf2 $11 Be3 56. Nh3 $1 Bb6 57. Kd3 Kd6 58. Ke2 $1 Bd8 {next ...Kc5 is good for Black.} 59. Nf2 (59. Ng1 $11) 59... Kc5 $15 {Hoping for ...Kd4.} 60. Kd3 Bg5 61. Nh3 Bf4 62. Nf2 Kd6 63. Ke2 Bg3 64. Nh3 Kc5 {Threatens to win with ...Kd4.} 65. Kd3 Bf4 66. Nf2 Bg5 67. Nh3 Bd8 68. Nf2 $1 Bb6 69. Nh3 {[#]} Ba7 (69... Bc7 $1 $17 70. Ng5 Bd8) 70. Ng5 $11 Bb6 {Accuracy: White = 88%, Black = 91%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.03"]
[Round "4.2"]
[White "Cukrowski, Filip"]
[Black "Kopylov, Michael"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2419"]
[BlackElo "2407"]
[Annotator "TA"]
[PlyCount "183"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,183,24,12,19,9,29,17,11,9,19,14,19,-8,0,0,3,7,25,23,21,7,10,14,4,13,17,6,13,4,23,31,33,35,43,43,43,35,133,129,118,7,12,9,25,16,17,0,0,0,0,0,0,-6,0,0,15,15,13,13,13,13,13,13,13,13,19,16,23,20,80,79,80,80,119,119,120,120,120,120,120,120,120,120,120,120,162,162,162,162,162,162,218,202,202,194,194,8,178,139,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,321,0,321,321,321,321,321,0,321,0,321,0,321,321,321,321,321,321,321,321,321,320,320,0,313,313,320,313]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd7 {C07: French Tarrasch: 3...c5, 4 Ngf3 and 4 exd5 Qxd5.} 7. Nb3 Nc6 8. Nbxd4 Nxd4 {The position is equal.} 9. Nxd4 {Strongly threatening Bb5.} a6 10. O-O Nf6 11. a4 Bc5 12. Nf3 {[#]} Qxd1 $146 ({Predecessor:} 12... Qc7 13. Qe2 O-O 14. b3 b6 15. Bb2 Bb7 16. Ne5 Rfe8 17. Rad1 Bd6 18. f3 Nd5 {1-0 (33) Pernerstorfer,M (1980)-Schernthaner,D (2029) Sankt Veit an der Glan 2019}) 13. Rxd1 b6 14. Ne5 Bb7 15. Nd3 (15. c3 {looks sharper.} Rc8 16. Be2 Nd5 17. Bf3 Rc7 18. Nd3) 15... Be7 16. Be3 Rc8 17. b3 Nd7 18. f4 Bf6 19. Rac1 Bc3 20. f5 exf5 21. Nf4 {And now Bxf7+! would win.} Nf6 22. Bxb6 O-O 23. Bd4 Ne4 ({Better is} 23... Bxd4+ $1 $14 24. Rxd4 a5) 24. Bxc3 $16 Nxc3 25. Rd3 ({White should try} 25. Rd7 $16) 25... Nxa4 $1 $11 26. Ne6 Rfe8 27. Ng5 Nc5 28. Bxf7+ Kf8 $1 29. Rd2 Red8 30. Rxd8+ Rxd8 31. Bc4 h6 32. Nf3 Ne4 33. Nh4 Rd2 34. Nxf5 Nc3 35. Nh4 g5 36. Nf3 Bxf3 37. gxf3 {[%mdl 4096] Endgame KRB-KRN} a5 38. Ra1 Rxc2 39. Rxa5 Nd1 (39... Ne2+ $11 {keeps the balance.} 40. Kf1 Nc1) 40. Rf5+ $16 Ke7 41. Re5+ Kf6 42. Re6+ Kg7 43. Rg6+ $1 {[%mdl 64] Decoy} Kxg6 44. Bd3+ {[%mdl 64] Double Attack} Kf6 45. Bxc2 {KB-KN} Ne3 46. Be4 Ke5 47. b4 {[%cal Bb3b4,Bb4b5][%mdl 32]} Kf4 48. b5 {aiming for b6.} Nc4 49. Bd3 Nb6 50. Kf2 h5 (50... Nc8 $142 51. Bg6 Nb6) 51. Bg6 $18 h4 52. h3 Ke5 53. Be8 $2 (53. Be4 $18) 53... Kd4 $2 (53... Nd5 $11) 54. Bc6 $1 Nc4 $2 {[#]} (54... Nc8 $16 {was necessary.} 55. Ba8 Nb6) 55. f4 $1 {[%cal Rf4g5][%mdl 512]} gxf4 56. Kf3 Nd6 57. Kxf4 {Threatens to win with Kg5.} Nxb5 58. Bxb5 {KB-KP} Kd5 59. Kf5 Kd6 60. Kf6 Kd5 61. Be2 Kd6 62. Bg4 Kd5 63. Ke7 Kc6 64. Bf3+ Kc7 65. Bd5 Kc8 66. Be6+ Kc7 67. Bd7 Kb8 68. Kd6 Kb7 69. Bg4 Kb8 70. Kc6 Ka7 71. Kc7 Ka8 72. Bf3+ Ka7 73. Bd5 Ka6 74. Kd7 Kb6 75. Kd6 Kb5 76. Ke6 Kb6 77. Kf5 {White threatens Ba2 and mate.} Kc5 78. Ke5 Kb6 79. Kd6 Kb5 {[#]} 80. Bb3 $1 Kb6 {[#]} 81. Kd7 $1 Kb7 82. Bd5+ Kb6 83. Kd6 Kb5 84. Kc7 Ka6 85. Kb8 Kb6 {intending ...Kc5.} 86. Bb7 Kc5 87. Kc7 Kb5 88. Bc8 Kc5 89. Be6 Kb5 90. Bc8 Kc5 91. Bg4 Kb5 92. Be2+ {[%mdl 32768] Accuracy: White = 93%, Black = 84%. . An unexpected result.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.03"]
[Round "4.3"]
[White "Kopylov, Daniel"]
[Black "Zwahr, Paul"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2348"]
[BlackElo "2277"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,87,0,0,-5,0,0,0,0,0,0,0,-6,0,0,-7,-7,-4,0,-22,0,-56,-22,-49,0,0,0,0,0,0,0,0,0,0,19,10,111,75,135,135,132,71,188,188,178,181,282,279,319,319,311,303,291,283,253,87,60,94,659,650,615,616,614,613,2116,2027,1946,1899,29971,29971,6303,4898,5904,5704]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. Bd2 O-O 9. O-O Rb8 {is now more promising than 9...Bxc3. C47: Scotch Four Knights and Four Knights with 4 g3.} 10. Re1 Re8 11. exd5 Rxe1+ {The position is equal.} 12. Qxe1 cxd5 {[#]} 13. Nb5 $146 ({Predecessor:} 13. a3 Bf8 14. b4 c5 15. bxc5 {½-½ (15) Evans,D (2409)-Williamson,D (2429) ICCF email 2019}) 13... Bxd2 14. Qxd2 Bd7 15. Qa5 Bxb5 16. Bxb5 Qd6 {Threatens to win with ...Ng4.} 17. Bd3 c5 18. Qxa7 (18. b3 $11) 18... Rxb2 19. a4 c4 20. Qd4 Qb4 21. Bf1 {And now a5 would win.} Qb6 $1 {[%cal Rb6d4]} (21... Rxc2 22. a5) 22. Qxb6 (22. Qf4 {looks sharper.} Qb8 23. Qc1 Qe5 24. Qe3 Qxe3 25. fxe3 Kf8 26. a5) 22... Rxb6 $11 {[%mdl 4096] Endgame KRB-KRN} 23. a5 Ra6 24. g3 g5 25. f3 h5 (25... Kf8 $11) 26. Bh3 g4 (26... Kf8 $142) 27. Bg2 $16 Kf8 {[#]} 28. Kf2 (28. fxg4 $142 $1 hxg4 29. Kf2) 28... Ke7 {[#]} (28... d4 $16) 29. Ke3 $1 $18 Kd6 30. Kd4 Kc6 (30... Kc7 $142 31. fxg4 hxg4) 31. f4 Kd6 32. c3 Kc6 33. Ra2 Kd6 34. Ra4 Ke6 35. Kc5 $2 (35. Ra1 $18 {has better winning chances.}) 35... Nd7+ $16 36. Kb5 $1 {[%cal Rb5a6]} Rd6 $2 {[%mdl 8192] This costs Black the game.} (36... Ra7 $16) 37. a6 $18 Rb6+ 38. Ka5 Rb2 {Strongly threatening ...Nb8.} 39. a7 Nc5 {[#]} 40. Bxd5+ $1 {[%mdl 576] Promotion} Kxd5 41. a8=Q+ Kd6 42. Qf8+ Kc6 43. Qc8+ Kd5 44. Rb4 {Accuracy: White = 80%, Black = 59%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.03"]
[Round "4.4"]
[White "Piekielny, Pawel"]
[Black "Nguyen, Alex Dac-Vuong"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "2099"]
[BlackElo "2366"]
[Annotator "ChessBase"]
[PlyCount "136"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 5. Bd3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 6. O-O {[%emt 0:00:00]} Qc7 {[%emt 0:00:00]} 7. Qe2 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 8. f4 {[%emt 0:00:00]} Nbd7 {[%emt 0:00:00]} 9. c4 b6 {[%emt 0:03:43]} 10. Nc3 {[%emt 0:00:00]} Be7 {[%emt 0:03:18]} 11. Kh1 {[%emt 0:00:00]} Bb7 {[%emt 0:00:06]} 12. Bd2 {[%emt 0:00:00]} O-O {[%emt 0:01:57]} 13. Rae1 {[%emt 0:00:00]} Rad8 {[%emt 0:01:19]} 14. Nf3 {[%emt 0:00:17]} Rfe8 {[%emt 0:08:18]} 15. e5 {[%emt 0:17:41]} Ng4 {[%emt 0:08:30]} 16. Ng5 {[%emt 0:10:37]} Bxg5 {[%emt 0:04:26]} 17. Qxg4 {[%emt 0:00:00]} Nxe5 {[%emt 0:10:20]} 18. Bxh7+ {[%emt 0:16:25]} Kxh7 {[%emt 0:00:00]} 19. Qh5+ {[%emt 0:00:00]} Kg8 {[%emt 0:00:37]} 20. fxg5 {[%emt 0:00:00]} Qxc4 {[%emt 0:12:52]} 21. Rf4 {[%emt 0:02:21]} Qc6 {[%emt 0:00:00]} 22. Ne4 {[%emt 0:00:37]} Qc2 {[%emt 0:19:52]} 23. Rc1 {[%emt 0:17:04]} Qxb2 {[%emt 0:07:30]} 24. Rh4 {[%emt 0:06:41]} Ng6 {[%emt 0:01:48]} 25. Rc7 {[%emt 0:10:01]} Rd7 {[%emt 0:01:50]} 26. Qh7+ {[%emt 0:03:12]} Kf8 {[%emt 0:00:00]} 27. Nf6 {[%emt 0:00:06]} gxf6 {[%emt 0:00:31]} 28. gxf6 {[%emt 0:00:16]} Qxf6 {[%emt 0:01:21]} 29. Qh6+ {[%emt 0:00:00]} Kg8 {[%emt 0:00:08]} 30. Qh7+ {[%emt 0:00:00]} Kf8 {[%emt 0:00:00]} 31. Qh6+ {[%emt 0:00:00]} Qg7 {[%emt 0:04:00]} 32. Rxd7 {[%emt 0:00:00]} Nxh4 {[%emt 0:00:00]} 33. Rxb7 {[%emt 0:00:00]} Nf5 {[%emt 0:01:29]} 34. Qxg7+ {[%emt 0:00:03]} Kxg7 {[%emt 0:00:00]} 35. Rxb6 {[%emt 0:00:15]} Rc8 {[%emt 0:00:30]} 36. g4 {[%emt 0:01:23]} Nh4 {[%emt 0:01:55]} 37. Rxd6 {[%emt 0:01:10]} Rc2 {[%emt 0:00:00]} 38. Rd3 {[%emt 0:06:04]} Rxa2 {[%emt 0:00:00]} 39. Bc3+ {[%emt 0:00:00]} Kg6 {[%emt 0:01:01]} 40. Rh3 {[%emt 0:00:00]} Kg5 {[%emt 0:00:00]} 41. Bf6+ {[%emt 0:15:25]} Kxf6 {[%emt 0:17:10]} 42. Rxh4 {[%emt 0:00:01]} Kg5 {[%emt 0:01:15]} 43. Rh7 {[%emt 0:00:09]} f6 {[%emt 0:01:04]} 44. Rg7+ {[%emt 0:00:30]} Kh4 {[%emt 0:01:12]} 45. Re7 {[%emt 0:10:18]} e5 {[%emt 0:01:50]} 46. Re6 {[%emt 0:00:25]} Kh3 {[%emt 0:03:04]} 47. Kg1 {[%emt 0:00:05]} Rg2+ {[%emt 0:00:26]} 48. Kf1 {[%emt 0:00:31]} Rxg4 {[%emt 0:00:07]} 49. Rxa6 {[%emt 0:00:14]} Rf4+ {[%emt 0:00:08]} 50. Ke2 {[%emt 0:00:21]} Kxh2 {[%emt 0:00:27]} 51. Ra8 {[%emt 0:00:04]} Kg3 {[%emt 0:01:39]} 52. Rg8+ {[%emt 0:00:05]} Kh4 {[%emt 0:00:06]} 53. Ke3 {[%emt 0:00:31]} Rg4 {[%emt 0:00:39]} 54. Rf8 {[%emt 0:00:04]} Kg5 {[%emt 0:00:07]} 55. Kf3 {[%emt 0:00:04]} Ra4 {[%emt 0:00:10]} 56. Ke3 {[%emt 0:00:19]} Kf5 {[%emt 0:00:08]} 57. Rf7 {[%emt 0:00:08]} Ra3+ {[%emt 0:00:08]} 58. Ke2 {[%emt 0:00:04]} e4 {[%emt 0:00:06]} 59. Rf8 {[%emt 0:00:16]} Ke5 {[%emt 0:00:05]} 60. Rf7 {[%emt 0:00:14]} f5 {[%emt 0:00:08]} 61. Rf8 {[%emt 0:00:32]} Kf4 {[%emt 0:00:11]} 62. Kf2 {[%emt 0:00:31]} Ra2+ {[%emt 0:00:04]} 63. Kf1 {[%emt 0:00:16]} e3 {[%emt 0:00:06]} 64. Rf7 {[%emt 0:00:46]} Ke4 {[%emt 0:00:07]} 65. Rf8 {[%emt 0:00:26]} f4 {[%emt 0:00:10]} 66. Rf7 {[%emt 0:01:00]} Kf3 {[%emt 0:00:07]} 67. Kg1 {[%emt 0:00:04]} Ra1+ {[%emt 0:00:11]} 68. Kh2 {[%emt 0:00:04]} e2 {[%emt 0:00:06]} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.03"]
[Round "4.5"]
[White "Chmiel, Marcin"]
[Black "Szczesniak, Konrad"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "2267"]
[BlackElo "2033"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,97,24,17,35,21,22,0,0,0,0,0,0,0,0,-20,0,0,0,0,10,-45,-15,-17,-24,-21,0,0,0,0,0,0,96,91,120,112,119,95,109,95,95,95,145,125,138,22,140,135,132,146,104,131,113,111,465,502,507,505,477,470,687,684,1487,1322,1374,1413,1379,1352,991,921,849,739,4824,4602,2986,2346,1639,1216,11650,11166,6270,6011]} 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. d3 d6 6. Nf3 c5 7. O-O Nc6 8. a3 Bd7 9. Rb1 a5 10. Ne1 Qc8 {A38: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6.} 11. Nc2 Bh3 12. b4 Bxg2 {The position is equal.} 13. Kxg2 axb4 14. axb4 b6 15. e4 {[#]} e6 $146 ({Predecessor:} 15... Nd7 16. Bb2 cxb4 17. Nd5 e6 18. Bxg7 Kxg7 19. Ndxb4 Nxb4 20. Rxb4 d5 21. cxd5 exd5 {1-0 (50) Bakalchuk,J (2443)-Ben Menachem,I (2316) Israel 2020}) 16. f4 Ne8 17. Bd2 Nc7 18. b5 Ne7 19. Ne3 (19. Ne1 $11) 19... d5 20. cxd5 ({Much weaker is} 20. exd5 exd5 21. Ncxd5 (21. Nexd5 Nexd5 22. cxd5 Bxc3 $17) 21... Nexd5 $17) 20... exd5 21. f5 ({But not} 21. Ncxd5 Nexd5 22. exd5 Qd7 $17) (21. Nexd5 Ncxd5 22. Nxd5 Nxd5 $17) 21... Bxc3 22. Bxc3 {Bf6 is the strong threat.} d4 {[%mdl 64] Double Attack} 23. f6 dxc3 24. fxe7 Ra2+ {[#]} (24... Re8 $11) 25. Kg1 $1 $16 Re8 {White must now prevent ...Qh3!} 26. Qb3 $36 {[%mdl 2112] Double Attack. White has strong initiative.} Qe6 27. Nd5 ({Weaker is} 27. Qxc3 Re2 $11) 27... Nxd5 28. Qxa2 Nb4 29. Qxe6 fxe6 30. Rf8+ Rxf8 31. exf8=Q+ Kxf8 {[%mdl 4096] Endgame [#] KR-KN} 32. Rc1 $1 {[%cal Rc1c3]} c2 33. Kf1 Ke7 34. Ke2 Kd6 35. Kd2 Ke5 $2 {[%mdl 8192] This costs Black the game.} (35... c4 $16) 36. Ra1 $18 {White is clearly winning.} Kd4 {[#]} 37. Ra6 $1 {[%mdl 512]} c4 {[#]} (37... Nxa6 38. bxa6) 38. dxc4 $1 {[%mdl 512]} Kxc4 (38... Kc5 $142 39. Ra7 h5 40. Rc7+ Kd4) 39. Rxb6 Kb3 {Hoping for ...Kb2.} 40. Rb8 Kc4 41. b6 Kb5 42. b7 Kb6 43. Re8 Kxb7 44. Rxe6 Kc7 45. Re7+ Kd6 46. Rxh7 Ke5 47. Rg7 Kxe4 48. Rxg6 Kf3 49. h4 {Accuracy: White = 97%, Black = 65%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.03"]
[Round "4.6"]
[White "Mondrzycki, Bartlomiej"]
[Black "Golecki, Jan"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2140"]
[BlackElo "2106"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,98,0,0,0,3,-18,5,0,0,0,-14,-16,18,21,27,33,99,101,87,83,87,110,119,123,193,128,213,181,176,188,254,259,306,305,291,289,316,314,314,310,306,295,295,284,279,268,273,264,288,263,367,234,318,190,375,370,347,289,275,249,555,550,518,510,700,677,896,865,1328,1287,1141,1282,2075,1791,5106,5106,12800,2272,5106,5106,29992]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. O-O O-O 6. d4 c6 7. Qc2 b6 8. Nbd2 Bb7 9. e4 Na6 10. e5 Nd7 11. a3 {E06: Closed Catalan: Early deviations.} Nc7 12. Rd1 Rc8 13. b4 {The position is equal.} c5 14. dxc5 bxc5 15. b5 {[#]} f6 $146 ({Predecessor:} 15... Rb8 16. a4 f6 17. Bb2 fxe5 18. Nxe5 Nxe5 19. Bxe5 Bf6 20. Re1 Bxe5 21. Rxe5 dxc4 22. Nxc4 {1-0 (47) Almasi,Z (2684)-Lalith,B (2553) Caleta 2016}) 16. Bb2 d4 17. exf6 gxf6 {[#]} ({Better is} 17... Nxf6 $14 18. Ne5 Bxg2 19. Kxg2 Bd6) 18. Ng5 $1 $36 {[%mdl 2560] Black is under strong pressure.} fxg5 19. Bxb7 Rb8 20. Bg2 e5 21. Re1 Ne8 (21... Rb6 $16 {was called for.}) 22. Ne4 (22. Bc6 $18) 22... Nd6 (22... Ng7 $16) 23. Bc1 Rb6 24. a4 {[%cal Ba3a4,Ba4a5][%mdl 32]} Nxe4 (24... Nf7 $142 25. a5 Rb8) 25. Bxe4 $18 ({Less strong is} 25. Qxe4 Qc7 $16) 25... h6 26. Bc6 Kg7 27. a5 Rxc6 28. bxc6 Nb8 29. Qe4 ({Not} 29. Rxe5 Nxc6 30. Re6 d3 $18) 29... Qd6 30. Qxe5+ Qxe5 31. Rxe5 Nxc6 32. Re6 Rf6 33. Rxf6 Bxf6 {[%mdl 4096] Endgame KRB-KBN} 34. f4 a6 35. Bd2 Kg6 36. g4 (36. Kg2 $142) 36... Bd8 $2 (36... gxf4 {might work better.} 37. Bxf4 h5 38. gxh5+ Kxh5) 37. Re1 {Re6+ is the strong threat.} Kf6 38. Rf1 {And now fxg5+ would win.} Ke6 39. Ra1 Bc7 $2 (39... gxf4 {is more resistant.} 40. Bxf4 Bg5) 40. fxg5 {White is clearly winning.} hxg5 41. Bxg5 Nxa5 42. Ra4 Ke5 43. h4 Ke4 44. h5 d3 45. h6 Nb3 46. Rxa6 Nd4 47. h7 Be5 48. Kf2 (48. Kg2 $142 Nf3 49. Bf6 Nh4+ 50. Kf2) 48... Nf3 {[#]} 49. Re6 $1 Ng1 {Black did not feel at home in the position after the opening. Accuracy: White = 71%, Black = 28%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.03"]
[Round "4.7"]
[White "Gardian, Adam"]
[Black "Jankowiak, Tomasz"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1723"]
[BlackElo "2115"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,82,18,0,0,0,0,1,0,0,0,-21,-17,-19,4,-20,86,86,88,36,83,87,72,79,78,67,70,71,96,122,117,109,114,31,31,27,38,0,42,40,82,20,79,71,82,59,74,70,91,74,38,59,0,0,0,-456,-443,-373,0,-408,-408,-408,-408,-2296,-1948,-29979,-29979,-29983,-29984]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bf4 Nc6 6. e3 Bf5 7. Qb3 Na5 8. Bb5+ Bd7 9. Qa4 e6 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3.} 10. Nf3 a6 11. Bxd7+ Nxd7 {The position is equal.} 12. O-O Be7 13. Ne5 b5 14. Qd1 O-O {[#]} 15. Qg4 $146 {next Nxd5 is good for White.} ({Predecessor:} 15. b3 Rc8 16. Qd3 Nxe5 17. Bxe5 Ba3 18. Rad1 Nc6 19. Bg3 Qa5 20. Ne2 Be7 21. Qb1 {0-1 (73) Yordanov,L (2307)-Smirnov,T (2408) chess.com INT 2020}) 15... Rc8 (15... f5 $11 16. Qg3 Rc8) 16. Nxd5 $1 $16 exd5 17. Bh6 (17. Qxd7 $16 Qxd7 18. Nxd7) 17... g6 {aiming for ...Nxe5.} 18. Qxd7 Qxd7 19. Nxd7 Rfd8 20. Ne5 Rc2 21. Nd3 g5 22. f4 Nc4 23. fxg5 (23. Bxg5 $6 f6 $14) 23... Nxe3 {[#]} 24. Rf2 (24. Rf3 $1 $16 {[%cal Rf3e3]} Ng4 25. Re1) 24... Rxf2 25. Nxf2 Nf5 26. Rd1 Rc8 27. Ng4 Nxd4 28. Nf6+ (28. Rxd4 $2 Bc5 $19) ({White should play} 28. Ne3 $16 Bc5 29. Nxd5) 28... Kh8 (28... Bxf6 $1 $11 {keeps the balance.} 29. gxf6 Nf5) 29. Nxd5 ({Wrong is} 29. Rxd4 $2 Bc5 $19) 29... Rd8 30. Nxe7 Ne2+ {[%mdl 64] Discovered Attack} 31. Kf2 {[%cal Rd1d8]} Rxd1 32. Kxe2 Rb1 33. Kf3 Rxb2 34. Nf5 Rxa2 35. h4 $2 {[%mdl 8192] [#]} (35. Bf8 $1 $11) 35... b4 $1 $19 {[%cal Bb5b4,Bb4b3,Bb3b2][%mdl 32]} 36. h5 {Hoping for Bg7+.} Ra5 $2 (36... b3 $19 37. Bg7+ Kg8) 37. Nd4 $2 {[%mdl 8192] [#]} (37. Kf4 $11 Ra2 38. Bg7+ Kg8 39. h6) 37... b3 $1 {[%mdl 512]} 38. g6 ({But not} 38. Nxb3 Ra3 $19) 38... fxg6 {And now ...b2 would win.} 39. hxg6 (39. Bc1 $142 Ra1 40. Nxb3) 39... b2 40. Nc6 Rf5+ 41. Kg4 hxg6 {Accuracy: White = 62%, Black = 71%.} ({Not} 41... b1=Q $2 42. g7+ Kg8 43. Ne7+ {[%mdl 64] Double Attack} Kf7 44. g8=Q+ {[%mdl 64] Double Attack} Kxe7 45. Qxh7+ {[%mdl 64] Double Attack} Ke8 46. Qxf5 $18) 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.03"]
[Round "4.8"]
[White "Kowalczyk, Wojciech"]
[Black "Wong, Gengchun"]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "1873"]
[BlackElo "2190"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,70,7,13,24,17,15,37,56,0,16,10,16,9,9,9,9,9,9,9,9,14,16,14,27,0,6,0,0,-68,-47,-58,-45,-87,-9,-13,-9,-9,-14,-10,-8,-13,-12,-35,-16,-17,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 Nxb5 5. Nxb5 d6 6. d4 cxd4 {B23: Closed Sicilian: Lines without g3.} 7. Qxd4 {[#] Threatens to win with Qc3.} a6 8. Nc3 Bg4 {White is slightly better.} 9. Nd2 (9. Qb4 $14) 9... Nf6 {[#]} 10. Nc4 $146 ({Predecessor:} 10. a4 g6 11. O-O Bg7 12. Nc4 O-O 13. Be3 Rc8 14. Qd3 Nd7 15. f3 Be6 16. Na3 {½-½ (70) Noriega,M-Landa Medrano,G (2040) Lima 2015}) 10... b5 11. Nb6 e5 12. Qe3 Rb8 $132 {[%mdl 2048] Black has counterplay} 13. Nbd5 Nxd5 14. Nxd5 Be6 15. Qd3 Qc8 16. Bd2 Qc4 17. Qxc4 (17. a4 $5) 17... bxc4 18. Nc7+ Kd7 19. Nxa6 ({Better is} 19. Nxe6 $11 Kxe6 20. Bc3) 19... Rxb2 $15 {Hoping for ...d5.} 20. Nb4 d5 $1 21. exd5 Bxb4 ({Black should try} 21... Bf5 $17 22. a3 Bxb4 23. Bxb4 Bxc2) 22. dxe6+ $11 Kxe6 {[#] aiming for ...c3.} 23. Bxb4 Rxb4 $15 {[%mdl 4096] Endgame KRR-KRR} 24. Kd2 Ra8 25. Kc3 Rba4 26. a3 R8a7 27. Rhb1 {The position is equal.} e4 28. Rb4 Rxa3+ 29. Rxa3 Rxa3+ 30. Kxc4 $11 {KR-KR} e3 31. fxe3 Rxe3 32. Rb6+ Kf5 33. Rb5+ Kf6 34. Rb6+ Kf5 {White should prevent ...Re2.} 35. Rb5+ Kf6 {Accuracy: White = 87%, Black = 93%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.03"]
[Round "4.9"]
[White "Burian, Simon"]
[Black "Krzywda, Andrzej"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2073"]
[BlackElo "2156"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,104,17,10,32,11,35,27,37,23,39,29,44,27,39,3,1,-22,0,-16,0,-45,-26,-42,-28,-57,-23,-19,18,20,37,-7,37,31,44,0,0,0,0,0,0,-103,47,51,154,155,171,159,224,216,216,225,312,295,357,358,516,538,570,515,650,564,558,560,537,514,499,496,489,505,657,650,839,573,838,834,774,731,1204,1166,1059,641,623,465,427,327,5518,1362,29989,29990,29998,29999,29999]} 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 O-O 8. Qc2 Re8+ {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6.} 9. Ne2 h5 (9... f5 $5) 10. O-O h4 {White has an edge.} 11. h3 Nd7 {[%cal Bb8d7,Bd7f8,Bf8h7,Bh7f6,Bf6h5][%mdl 32]} 12. Bd2 Nf8 13. Rae1 Bc7 {[#]} 14. f4 $146 ({Predecessor:} 14. b3 g6 15. Kh1 Qd6 16. Bf4 Rxe2 17. Bxd6 Rxc2 18. Bxc7 Rd2 19. Re8 Kg7 20. Bd6 {1-0 (28) Sjugirov,S (2663)-Bai,J (2579) Qinhuangdao 2018}) 14... g6 15. Kh1 f5 16. Ng1 Be6 17. Bc1 Nh7 ({Don't go for} 17... Bxa2 $2 18. Rxe8 Qxe8 19. b3 $18) 18. Nf3 Nf6 19. Nxh4 Nh5 ({But not} 19... Bxa2 $6 20. b3 $16) (19... Ne4 $5 20. Nf3 Ng3+ {[%mdl 64] Double Attack} 21. Kh2 Nxf1+ 22. Rxf1 Qd6 $17) 20. Qf2 Qd6 21. b3 Rad8 22. g3 b5 (22... c5 $5) 23. Kh2 b4 24. c4 (24. cxb4 {is more complex.} Qxb4 25. Nf3 Bb6 26. Bb2 Nf6 27. Rc1) 24... Qxd4 25. Qxd4 Rxd4 26. Be2 Re4 {And now ...Bxc4! would win.} 27. Bf3 {[#]} (27. Ng2 $11 {keeps the balance.}) 27... Rxe1 (27... Bxc4 $1 $17 {[%mdl 512]} 28. Rxe4 (28. bxc4 Rxe1) 28... fxe4) 28. Rxe1 $14 Nf6 {Black is on the road to losing.} (28... c5 $14) 29. Bxc6 $16 Rd8 {[#]} 30. Nxg6 $1 {[%mdl 576] Deflection} fxg6 (30... a5 $16 31. Ne5 Bb6) 31. Rxe6 $18 Kf7 32. Re2 Rd3 33. Be3 Nh5 34. Bd5+ Kf6 (34... Kg7 $142 35. Bxa7 Bd6) 35. Bxa7 Bd8 36. Bf2 g5 37. fxg5+ Kxg5 38. Re6 {White wants to mate with h4+.} f4 {[%cal Rf4g3]} 39. Re5+ Kh6 {[%cal Rf4g3]} 40. gxf4 Rd2 41. Kg1 Bf6 42. Rf5 Be7 43. Bf3 Ng7 44. Rf7 Bd8 45. Be3 Rd6 46. f5+ Kh7 47. c5 Rd3 48. f6 {[%mdl 64] Pin} Rxe3 49. fxg7 {Hoping for c6.} Bh4 $2 (49... Re7) 50. Rf4 Be7 51. Rg4 {White mates.} Bxc5 52. g8=Q+ Kh6 53. Rg6# {Accuracy: White = 70%, Black = 57%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.03"]
[Round "4.10"]
[White "Kanicki, Krzysztof"]
[Black "Trybus, Daniel"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2163"]
[BlackElo "1950"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,90,23,3,33,25,38,34,26,0,0,0,0,0,0,0,0,0,0,-8,0,-10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,75,104,148,137,227,245,262,263,277,272,275,250,453,370,321,353,348,250,248,228,241,252,234,120,318,272,286,0,195,0,137,0,0,0,129,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 h5 {B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack.} 8. Qd2 Be7 9. O-O-O b5 {White is slightly better.} 10. Bd3 b4 11. Nce2 e5 12. Nf5 ({Don't play} 12. Qxb4 exd4 13. Nxd4 O-O $15) 12... Bxf5 $1 13. exf5 d5 14. Kb1 Nbd7 15. h3 h4 {[#]} 16. Bg5 $146 ({Predecessor:} 16. Nc1 Kf8 17. Rhe1 Qc7 18. Qe2 Rh5 19. Bf2 Qb7 20. Rf1 a5 21. Qe1 Rc8 22. Bxh4 {0-1 (85) Wuerschner,M (2431)-Mikhalchuk,V (2464) ICCF email 2017}) 16... Qb6 17. c4 bxc3 18. Nxc3 Bb4 19. Na4 Qa5 $1 20. Qc2 O-O 21. a3 Bxa3 22. bxa3 Rab8+ 23. Ka1 {Bd2 is the strong threat.} Nb6 24. Nxb6 Qxa3+ 25. Qa2 Qc3+ 26. Qb2 Qa5+ {[%mdl 64] Double Attack} 27. Qa2 Qxb6 (27... Qc3+ $11 28. Qb2 Qa5+ {[%mdl 64] Double Attack} 29. Qa2 Qc3+) 28. Bb1 $1 $16 ({Wrong is} 28. Bxa6 $2 Ra8 $1 $19 {[%mdl 512]}) 28... Rfc8 29. Qd2 ({Don't go for} 29. Bxh4 $2 Rc1 $1 $19 {[%mdl 512]}) 29... Rc4 (29... d4 $16 {was necessary.}) 30. Ba2 $18 Rd4 31. Qc3 $1 Rb4 32. Rb1 a5 33. Qxe5 d4 $2 (33... Re8 34. Rxb4 axb4) 34. Bxf6 gxf6 35. Qe7 Rb7 36. Qe8+ Kg7 37. Qe4 d3 38. Qxd3 Qc5 {( -> ...Qe5+)} 39. Rxb4 (39. Rbc1 $1 $18 {[%cal Rc1c5]} Qe5+ 40. Qc3) 39... axb4 $2 (39... Rxb4 $16 {was worth a try.} 40. Re1 Qf2) 40. Qb3 Qe5+ 41. Qb2 $2 ({Only move:} 41. Kb1 $1 $18) 41... Qxf5 $2 (41... Qa5 $1 $11 {and Black stays safe.}) 42. Rb1 $2 ({Better is} 42. Qb3 $18) 42... Qa5 {[#]} (42... Qd3 $1 $11 {remains equal.}) 43. Qb3 (43. Qc2 $1 $16) 43... Qe5+ $1 $11 44. Qb2 (44. Rb2 $11 Qe1+ 45. Bb1) 44... Qa5 $16 {[#] aiming for ...b3.} 45. Qb3 ({White must play} 45. Qc2 $1 $16) 45... Qe5+ $1 {Accuracy: White = 71%, Black = 77%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.03"]
[Round "4.11"]
[White "Bojczewski, Mateusz"]
[Black "Malecki, Rafal"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "1886"]
[BlackElo "2071"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,86,50,50,50,45,41,64,67,63,63,71,69,85,79,63,73,77,58,104,56,95,135,133,71,115,122,139,128,98,0,0,0,20,0,0,0,0,0,95,92,96,29,250,157,304,309,300,219,245,255,252,248,238,236,231,189,183,180,179,178,173,170,287,122,127,140,227,216,220,139,130,0,0,0,0,0,0,0,0]} 1. e4 d6 2. d4 g6 3. f4 Bg7 4. Nf3 Nc6 5. Bc4 e6 {[#]} 6. e5 $146 {B06: Modern Defence.} ({Predecessor:} 6. O-O Nge7 7. c3 O-O 8. Nbd2 Na5 9. Bd3 c5 10. dxc5 dxc5 11. Nc4 b5 12. Nxa5 Qxa5 13. Qe2 c4 14. Bc2 Ba6 15. a3 b4 16. cxb4 c3 17. Bd3 cxb2 18. Bxb2 Qb6+ {0-1 (18) Zsigmond,K (2060)-Hovorka,T (2081) Hungary 2014}) 6... Nge7 7. c3 a6 8. Nbd2 {[%cal Bb1d2,Bd2b3,Bb3c5][%mdl 32] White is slightly better.} b5 9. Bd3 dxe5 10. fxe5 Bxe5 11. Nxe5 Nxe5 12. Be4 N5c6 13. Nb3 {[%mdl 1024] White has strong compensation.} f5 14. Bf3 $1 Nd5 15. O-O Qd6 16. Re1 ({White should play} 16. Bh6) 16... Kf7 17. Nc5 Re8 18. Bh6 e5 19. Qb3 ({White should try} 19. g4 $1 $16) 19... e4 $11 20. Bxe4 fxe4 21. Nxe4 {[#]} Rxe4 $1 22. Rxe4 Bf5 $1 {[%cal Rf5e4]} 23. Rf1 {Strongly threatening g4.} Na5 {[#]} (23... Re8 $11 24. Bf4 Na5 25. Bxd6 Nxb3 26. Rxe8 Kxe8) 24. Qd1 $1 $16 {g4 is the strong threat.} Nf6 25. Ref4 ({Better is} 25. Re5 $16) 25... Kg8 $2 (25... Nc4 $1 $11 {and Black has nothing to worry.}) 26. Qf3 ({Resist} 26. g4 $6 Nxg4 27. Rxg4 Bxg4) 26... Qd5 (26... Nd5 $16) 27. Qg3 $18 {Intending Rxf5 and mate.} Qd6 28. Rxf5 Qxg3 29. Rxf6 {Rf8+ would kill now.} Qd6 30. Rxd6 cxd6 {[%mdl 4096] Endgame KRB-KRN} 31. Rf6 Rd8 32. Kf2 Nc4 33. b3 Nb6 {[#]} 34. Ke2 $1 Nd5 35. Rf3 b4 (35... Rc8 $142) 36. cxb4 (36. c4 $18 Nc3+ 37. Kd3) 36... Nxb4 $16 37. a4 Nc6 (37... Nc2 $16) 38. Kd3 $18 d5 39. Bd2 {aiming for Rf6.} Rb8 40. b4 (40. Kc3 $16) 40... Nxb4+ $11 {The position is equal.} 41. Kc3 Na2+ 42. Kc2 {Hoping for Rb3.} Nb4+ 43. Kc3 Na2+ {Accuracy: White = 63%, Black = 65%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.03"]
[Round "4.12"]
[White "Vanduyfhuys, Daria"]
[Black "Krawiec, Grzegorz"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "1985"]
[BlackElo "1812"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,82,4,24,20,49,38,54,30,45,30,38,26,30,38,45,32,45,39,41,11,13,-8,-2,-8,-4,-20,-3,0,10,10,10,8,11,0,0,0,0,0,0,-7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-15,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. Nc3 O-O 6. g3 b6 7. Bg2 Bb7 8. O-O d5 9. cxd5 {E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+.} Nxd5 10. Qc2 {[#]} Nf6 $146 ({Predecessor:} 10... Na6 11. Rfd1 Be7 12. a3 Qc8 13. e4 Nxc3 14. Bxc3 f5 15. Ne5 Bf6 16. exf5 Bxg2 17. Kxg2 Bxe5 18. dxe5 Rxf5 {½-½ (25) Horn,H-Esswein,K Mannheim 1994}) 11. Rac1 {White is slightly better.} c5 12. dxc5 Bxc5 13. Rfd1 Qe7 14. Na4 {[%cal Ra4c5]} Na6 15. Nxc5 Nxc5 16. Be3 {[%cal Re3c5]} Rac8 17. Bxc5 Rxc5 {The position is equal.} 18. Qb3 Rfc8 19. Rxc5 Qxc5 20. Nd4 Bxg2 21. Kxg2 Qd5+ 22. Qxd5 Nxd5 $11 {[%mdl 4096] Endgame KRN-KRN} 23. e4 Nf6 24. Kf3 Kf8 25. Rd2 Ke7 26. h3 Nd7 27. Ke2 Rc5 28. f4 f6 29. Ke3 g6 30. Rc2 e5 31. Nc6+ Kd6 32. Rxc5 Nxc5 {KN-KN} 33. Na7 $1 Na4 34. b3 Nc3 35. a3 $1 Kc5 36. Kd3 Nb5 (36... Nd1 {looks sharper.} 37. h4 b5 38. Nc8 Nf2+ 39. Ke3 Ng4+) 37. Nxb5 Kxb5 38. fxe5 fxe5 39. Kc3 a4 40. b4 Kc6 41. Kd3 g5 {Accuracy: White = 96%, Black = 95%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.03"]
[Round "4.13"]
[White "Jankowiak, Piotr"]
[Black "Peglau, Dora"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2009"]
[BlackElo "1704"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,65,0,13,13,20,0,9,-6,-8,-66,-61,-53,-66,-45,-60,-56,-65,-53,-57,-121,47,-85,-36,-152,32,-125,0,0,0,0,0,0,1170,1142,1078,1173,1459,1411,29981,29982,29987,29988,29988,29989,29989,29990,29990,29991,29991,29987,29987,29988,29988,29970,5300,604,29995,29996]} 1. d4 Nf6 2. Bf4 d5 3. e3 Bf5 4. h3 e6 5. Bd3 Bg6 6. Nf3 {D00: 1 d4 d5: Unusual lines.} Bd6 7. Ne5 O-O 8. Nxg6 {The position is equal.} (8. O-O {with more complications.} Bxd3 9. cxd3 Nc6 10. Nc3 Ne7 11. Qb3) 8... hxg6 {[#]} 9. Nd2 $146 (9. Bg5 $11) ({Predecessor:} 9. Bxd6 Qxd6 10. c3 e5 11. dxe5 Qxe5 12. Nd2 Nbd7 13. O-O c5 14. Nf3 Qc7 15. Qc2 {0-1 (71) Jevtic,M (2005)-Graovac,V (2175) Belgrade 2017}) 9... Bxf4 $15 10. exf4 Qd6 11. Qf3 Qb4 12. O-O-O Qxd4 13. c3 Qa4 14. h4 (14. Kb1 $15) 14... Qxa2 $2 {[#]} (14... Nbd7 $17 15. Kb1 Rfd8) 15. g4 (15. h5 $1 $14 {[%mdl 512] stays ahead.} gxh5 (15... Nxh5 16. Rxh5) 16. Rxh5) 15... Nbd7 {Threatens to win with ...Nc5.} 16. h5 {[#]} (16. Bb1 $1 $15 Qa1 17. Nb3) 16... g5 $2 (16... Nc5 $1 $17 {[%cal Rc5a4] aiming for ...Na4.} 17. Bc2 Qa1+ 18. Nb1 Na4 19. Bxa4 Qxa4) 17. Rde1 $2 (17. Bb1 $14 Qa4 18. fxg5) 17... gxf4 ({Better is} 17... Nc5 $17 {And now ...Na4 would win.} 18. Bc2 {[#]} Nfe4 $1 {[%mdl 512]}) 18. g5 $11 {[#]} Ne4 $1 19. Nxe4 {Nf6+! is the strong threat.} dxe4 20. Qxe4 {[%csl Gd3][%cal Re4h7]} f5 $2 {[%mdl 8192]} (20... Rfd8 $11 21. Qh7+ Kf8) 21. gxf6 $1 $18 Nxf6 22. Qg6 Rad8 23. h6 {[%csl Gh6][%cal Rg6g7]} Rd7 24. Reg1 ({Less strong is} 24. hxg7 Rxg7 25. Qh6 Kf7 $16) 24... Ne8 25. Qh7+ Kf7 26. hxg7 Qa1+ 27. Kc2 Qa4+ 28. Kb1 Nxg7 29. Qxg7+ Ke8 30. Bg6+ Rdf7 31. Bxf7+ Rxf7 32. Qd4 Qc6 33. Rh8+ {Accuracy: White = 57%, Black = 46%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.03"]
[Round "4.14"]
[White "Roessler, Frank-Peter"]
[Black "Borowski, Przemyslaw"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1902"]
[BlackElo "1790"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,55,4,2,17,0,2,-15,-26,-49,-3,-77,-38,-85,-16,-119,-122,-118,-100,-135,-126,-144,-79,-142,-160,-202,-145,-188,-127,-199,-120,-148,-117,-321,126,-200,-199,-1364,-1304,-1477,-1464,-29989,-29990,-29997,-29998,-29998,-29999,-29999]} 1. f4 d5 2. Nf3 c5 3. g3 g6 4. Bg2 Bg7 5. d3 Nc6 6. O-O Qb6 {A03: Bird's Opening with 1...d5.} 7. c3 Nf6 8. h3 O-O {The position is equal.} 9. Kh2 {[#]} d4 $146 ({Predecessor:} 9... Rd8 10. Qc2 d4 11. e4 dxe3 12. Bxe3 Bf5 13. Ne1 Nd5 14. Bg1 Qc7 15. Bxc5 b6 16. Bf2 Rac8 17. Nd2 h5 18. Ne4 h4 {0-1 (18) Zagorskis,D (2003)-Callergard,R (2242) ICCF email 2008}) 10. c4 (10. e4 $11) 10... Bd7 11. Nbd2 e5 (11... Qc7 $17) 12. Ne4 (12. Nxe5 $11 {remains equal.} Nxe5 13. fxe5) 12... Nxe4 $17 13. dxe4 Rae8 $36 {[%mdl 2048] Black is on the roll.} 14. Ne1 f5 15. exf5 exf4 ({Much less strong is} 15... Rxf5 16. e4 $17) ({Don't do} 15... gxf5 16. fxe5 Nxe5 17. b3 $15) (15... Bxf5 $142 16. Bd5+ Be6) 16. Bd5+ (16. Bxf4 $142 Rxf5 17. Nd3) 16... Kh8 {And now ...fxg3+ would win.} 17. Rxf4 Bxf5 18. Nd3 Ne5 ({Black should play} 18... Qc7 $19 19. Qf1 Ne7) 19. b3 (19. Rf1 $17) 19... Qc7 (19... g5 $19 20. Rf1 Qg6 21. Bxb7 Nxd3 22. exd3 Bxd3 23. Rxf8+ Bxf8) 20. Rf2 Qc8 21. Bf4 $2 {[#]} (21. Nxe5 $17 Rxe5 22. Bg2) 21... Bxh3 $2 (21... Bxd3 $1 $19 22. exd3 {[#]} g5 $1 {[%mdl 512]}) 22. Nxe5 $4 {[%mdl 8192]} (22. Bxe5 $16 Rxf2+ 23. Nxf2 Rxe5 24. Nxh3) 22... Rxe5 $19 {[%mdl 64] Pin} 23. Qg1 $2 (23. Bf3) 23... Rh5 {[%cal Rh3f1]} 24. Qe1 Be6+ {[%mdl 64] Discovered Attack} 25. Kg2 Bxd5+ {Black mates.} 26. cxd5 Qh3+ 27. Kf3 {[#]} Rxf4+ $1 {[%mdl 512]} 28. Kxf4 Qf5# {Accuracy: White = 17%, Black = 48%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.03"]
[Round "4.15"]
[White "Skurniak, Szymon"]
[Black "Peglau, Markus"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2036"]
[BlackElo "1910"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,59,35,35,41,19,30,30,31,26,39,39,26,20,43,12,26,0,79,62,91,84,91,75,114,74,104,105,232,219,311,202,251,244,762,750,1246,826,29994,29988,29993,890,856,880,877,864,838,822,803,802,1050,1045]} 1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Nd7 {B11: Caro-Kann: Two Knights Variation.} 7. Bc4 Nf6 8. Ne5 {[%csl Ge5][%cal Rc4f7] [#]} e6 {White has an edge.} 9. Qe2 Be7 10. c3 {was the old line (10.0-0).} O-O 11. d4 c5 12. dxc5 Bxc5 13. Bg5 $36 {[%mdl 2048] White has the initiative.} Be7 (13... Qc7 $11) 14. Rd1 $16 Qc7 15. O-O a6 16. Bd3 {[#]} Rd8 $146 ({Predecessor:} 16... Ra7 17. f4 b5 18. Rf3 Rd8 19. Rh3 g6 20. Re1 Qc5+ 21. Kh1 Bb7 22. Nxf7 Bxg2+ 23. Qxg2 Kxf7 24. Bxf6 Kxf6 25. Be4 Rg8 26. Rxh7 Rc7 27. Rg1 g5 28. Qh3 g4 {1-0 (27) Kovac,D (2239)-Hudolin,K (2047) Zagreb 2012}) 17. Rfe1 Bd7 18. Bxh7+ Kf8 {Loses the game.} (18... Kxh7 $16 19. Bxf6 (19. Nxf7 Rf8 $11) 19... Be8 20. Bxe7 Qxe7) 19. Bf4 $18 Bb5 (19... Qb6 $142 20. Bc2 Be8) 20. Bd3 {Threatens to win with Ng6+!} Bxd3 21. Rxd3 ({Weaker is} 21. Nxd3 Qc4 $16) 21... Qa5 $2 (21... Bd6 22. Rxd6 Rxd6) 22. Rh3 g6 23. Nxf7 Nd5 24. Nxd8 Rxd8 25. Rh8+ (25. Qxe6 $142 Qb6 26. Rh8+ Kg7 {[#]} 27. Rh7+ $3 {[%mdl 576] Deflection, Decoy} Kxh7 28. Qf7+ Kh8 29. Rxe7 Qxf2+ 30. Kxf2 Nxe7 31. Be5#) 25... Kg7 {White is clearly winning.} 26. Be5+ Nf6 27. Rxd8 Bxd8 28. Bxf6+ Bxf6 29. Qxe6 Qb5 30. Rd1 {Accuracy: White = 64%, Black = 31%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.04"]
[Round "5.1"]
[White "Barski, Radoslaw"]
[Black "Mondrzycki, Bartlomiej"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2444"]
[BlackElo "2140"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,94,38,43,45,60,31,57,54,54,56,69,52,54,45,52,58,49,0,0,-30,-40,-12,-31,-73,-58,-75,-84,-84,-77,-176,-156,-152,-130,-188,-199,-240,-234,-330,-316,-327,-307,-305,-303,-421,-410,-367,-391,-363,-329,-330,-216,-190,-63,-211,-94,-98,-47,-82,-108,-226,583,598,1133,155,151,0,131,143,647,633,629,621,668,657,1385,1310,29994,29995,29995,1102,29996,29997,29999]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 e5 7. d5 a5 8. g4 {E71: King's Indian: 4 e4 d6 5 h3.} Na6 9. Nge2 Nd7 10. h4 {White is slightly better.} Ndc5 11. Ng3 $1 c6 12. Be2 cxd5 13. cxd5 Bd7 14. Qd2 Nc7 15. h5 {[#]} b5 $146 {[%cal Bb7b5,Bb5b4][%mdl 32]} ({Predecessor:} 15... Re8 16. Bh6 Bxh6 17. Qxh6 Qe7 18. hxg6 fxg6 19. O-O-O Rf8 20. Rh2 Rf7 21. Rg1 Rg7 {0-1 (41) Hadzi Manev,L (2045)-Zelenika,S (2274) Sarajevo 2014}) 16. f3 b4 17. Nd1 Nb5 18. Bh6 {Threatens to win with Bxg7.} Qe7 $1 19. Bxg7 Kxg7 20. Bxb5 Bxb5 21. Ne3 ({Don't go for} 21. hxg6 $2 fxg6 22. Kf2 (22. a4 $2 Nxa4 23. Kf2 Kg8 $19) 22... Kg8 $19) (21. Nf2 $17) 21... Kh8 22. Kf2 Qg5 23. Rad1 (23. Kg1 $17) 23... Nd3+ $19 24. Kg1 {[#]} Nxb2 $1 {[%mdl 512]} 25. Rb1 (25. Qxb2 {was worth a try.} Qxe3+ {[%mdl 64] Double Attack} 26. Kg2) 25... Nd3 26. a3 Ra7 27. Rh2 Rc8 28. h6 Rac7 29. axb4 axb4 30. Nef1 Qf6 31. Qe3 Rc1 32. Rxc1 Rxc1 ({Better is} 32... Nxc1 $19 33. Qb6 Bxf1) 33. Qa7 (33. Ra2 $1 $15 Qd8 34. Qg5 $3 {[%mdl 576] Back Rank}) 33... Be8 {[#]} (33... Qd8 $1 $19 {is more deadly. White must now prevent ...b3.} 34. Qb7 Be8) 34. Qb8 $1 $17 {[%cal Rb8e8][%mdl 512]} Qe7 35. Ra2 {Intending Ra8 and mate.} Kg8 36. Ra7 {[#]} (36. Ne2 $17 Rc7 37. Ra8) 36... Qf8 $4 {[%mdl 8192]} (36... Rc8 $1 $19 {[%mdl 512] avoids the disaster.} 37. Qb6 (37. Qxc8 Qxa7+) 37... Qh4) 37. Ra8 $18 f6 38. Qxe8 $2 (38. Qa7 $18 {White wants to mate with Rxe8!} Ra1 39. Qxa1) 38... Qxe8 $16 39. Rxe8+ Kf7 {[#]} 40. Rb8 $1 Rc3 $2 {[%mdl 8192]} (40... Rb1 $16) 41. Rb7+ $18 Kg8 42. Nd2 Rc1+ 43. Ngf1 Re1 44. Nc4 Re2 45. Nxd6 {[%cal Rb7b8]} Kf8 46. Rf7+ Kg8 47. Re7 {[%cal Re7e8]} Kf8 48. Re8# {White used his chance. Accuracy: White = 58%, Black = 61%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.04"]
[Round "5.2"]
[White "Jankowiak, Tomasz"]
[Black "Cukrowski, Filip"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2115"]
[BlackElo "2419"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,42,16,30,32,40,12,28,14,27,18,29,14,4,0,0,0,-7,-12,-16,-20,0,0,0,-52,-18,-9,0,0,0,-7,0,0,0,0,7]} 1. e4 e6 2. d4 d5 3. Bd3 c5 4. exd5 exd5 5. Nf3 Nc6 6. O-O {C01: French: Exchange Variation.} Nf6 7. Re1+ Be7 8. dxc5 {White has an edge.} O-O 9. Nbd2 Bxc5 10. Nb3 Bb6 11. Be3 Bg4 12. Bxb6 Qxb6 13. c3 a5 14. Rb1 $1 Ne4 {[#]} 15. Nbd4 $146 ({Predecessor:} 15. Re3 Rae8 16. Qc2 Nxf2 17. Bxh7+ Kh8 18. Rxe8 Ne4+ 19. Nfd4 Rxe8 20. Bxe4 dxe4 21. Qf2 {0-1 (48) Zenklusen,R (2392)-Rodshtein,M (2586) Biel 2007}) 15... Nxd4 16. cxd4 {[#]} (16. Bxe4 $11 Nxf3+ 17. Bxf3) 16... Ng5 $1 {[%mdl 512]} 17. Be2 $1 {The position is equal.} (17. Nxg5 Bxd1) 17... Ne6 18. Ne5 Bxe2 19. Rxe2 {Hoping for Nd7.} Qxd4 20. Qxd4 Nxd4 21. Rd2 Nc6 {Accuracy: White = 88%, Black = 91%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.04"]
[Round "5.3"]
[White "Kopylov, Michael"]
[Black "Kopylov, Daniel"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "2407"]
[BlackElo "2348"]
[Annotator "TA"]
[PlyCount "27"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,27,0,0,0,0]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. e5 Ng4 7. Bb5+ Bd7 8. e6 fxe6 9. Ng5 Bxb5 10. Nxe6 Bxd4 11. Nxd8 Bf2+ 12. Kd2 Be3+ 13. Ke1 Bf2+ {B09: Pirc Defence: Austrian Attack.} 14. Kd2 {A rather calm draw.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.04"]
[Round "5.4"]
[White "Nguyen, Alex Dac-Vuong"]
[Black "Sieciechowicz, Marcin"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2366"]
[BlackElo "2372"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,47,9,14,27,21,35,-27,-47,-43,-52,-55,5,0,0,-21,9,4,15,23,11,3,0,0,28,12,18,17,40,26,50,50,74,0]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2 O-O 9. dxc5 Bxc5 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} 10. O-O-O a6 11. Nd4 (11. Kb1 $14) 11... Nxd4 $11 {Black has an edge.} 12. Bxd4 b5 {[#]} 13. g4 $146 ({Predecessor:} 13. Qf2 Qc7 14. Bd3 b4 15. Na4 Bxd4 16. Qxd4 a5 17. Rhe1 Ba6 18. Re2 Rfc8 19. b3 {½-½ (62) Ledger,D (2126)-Eggleston,D (2396) Daventry 2020}) 13... Qb6 ({Black should try} 13... b4 $15 14. Ne2 a5) 14. Kb1 Bb7 15. Bg2 Bxd4 16. Qxd4 Rac8 17. Qxb6 Nxb6 18. Rhe1 Nc4 19. Rd3 b4 20. Ne2 a5 21. Nd4 Rfe8 22. Rdd1 Kf8 23. Bf1 a4 24. Nb5 {[%mdl 32768] Accuracy: White = 81%, Black = 79%. . Loss on time!?} (24. b3 $16 Na3+ 25. Kb2) 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.04"]
[Round "5.5"]
[White "Zwahr, Paul"]
[Black "Chmiel, Marcin"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "2277"]
[BlackElo "2267"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,103,8,10,20,11,17,10,19,19,12,18,15,16,7,4,4,5,5,8,89,89,89,89,89,89,89,91,167,162,187,184,199,186,179,179,168,171,191,161,362,372,359,346,382,198,377,370,544,549,509,447,1411,1351,923,741,1987,2101,1583,1484,1513,1397,1943,1841,2108,1998,1591,1661,12798,10437,12797,12810,6079,7269,6545,6925,5712,5553,29991,29992]} 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Be7 13. Kb1 O-O {13...Qb6 is the modern continuation.} 14. Ne4 c5 {B19: Classical Caro-Kann: 4...Bf5 main line.} 15. g4 Nxg4 16. Qe2 Qb6 {The position is equal.} 17. Ne5 Ndxe5 18. dxe5 f5 $1 19. exf6 Nxf6 20. Rdg1 Nxe4 21. Qxe4 {[#] White threatens Rxg7+! and mate.} Bf6 $1 {[%csl Gf6][%cal Rb6b2]} (21... Rxf2 22. Rxg7+ Kxg7 23. Qg6+ Kh8 24. Qxh6+ Kg8 25. Rg1+ Bg5 26. Bxg5) 22. b3 {[#]} Qc6 $146 (22... c4 $11 {keeps the balance.}) ({Predecessor:} 22... c4 23. Bxh6 cxb3 24. axb3 Rf7 25. Bc1 Qxf2 26. Bb2 Bxb2 27. Kxb2 Qf5 28. Qe2 Qf2 29. Qxe6 {½-½ (40) So,W (2765)-Navara,D (2738) Saint Louis 2019}) 23. Qxc6 $16 {White leaves nothing to chance now.} bxc6 24. Bxh6 $1 Kh7 25. Be3 Bd4 26. Rg6 Rf6 (26... Rae8 $16) 27. Rhg1 $18 Rxg6 28. hxg6+ ({Resist} 28. Rxg6 Bf6 $16) 28... Kg8 29. Bxd4 cxd4 {[%mdl 4096] Endgame KR-KR} 30. Re1 Re8 31. Re4 c5 32. Re5 Rf8 $2 (32... c4 33. bxc4 Kf8) 33. Rxc5 ({Less strong is} 33. Rxe6 Rxf2 34. a4 Rf1+ 35. Kb2 Rf6 $18) 33... Rxf2 34. a4 {[%cal Ba2a4,Ba4a5,Ba5a6][%mdl 32]} Rf6 35. Rc8+ Rf8 36. Rc7 Rf6 (36... Ra8 $142 37. Re7 Kf8 38. Rxe6 Rb8) 37. Rxa7 {[#] Hoping for Ra8+.} Rxg6 38. a5 Rg5 (38... e5 $142 39. Re7 Ra6) 39. a6 Ra5 40. Kb2 g5 41. b4 Ra4 42. Kb3 Ra1 43. b5 g4 44. Re7 {Threatening mate with a7.} g3 45. Rxe6 Kf7 46. Re2 Kf6 47. Rg2 Ke5 48. Rxg3 Kd5 49. Rg5+ Kd6 50. Kb4 Ra2 51. Rg2 Kd5 52. c4+ {[%mdl 64] Discovered Attack. Accuracy: White = 94%, Black = 46%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.04"]
[Round "5.6"]
[White "Trybus, Daniel"]
[Black "Burian, Simon"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "1950"]
[BlackElo "2073"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,33,15,10,69,8,8,4,47,0,-7,-16,0,0,0,0,0,0,0,0,-16,-37]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e6 7. Be3 Be7 8. Be2 b6 {B84: Sicilian Scheveningen: 6 Be2 a6, lines without early Be3.} (8... O-O $11) 9. Qd2 (9. a5 $14) 9... Bb7 $11 10. f3 Qc7 11. O-O (11. g4 $14) 11... O-O {The position is equal.} 12. Rfd1 Rd8 {[#]} 13. a5 $146 ({Predecessor:} 13. Nb3 Nc6 14. Bf1 Rab8 15. Qf2 Bc8 16. Rd2 Nb4 17. Rad1 d5 18. e5 Nd7 19. f4 {1-0 (44) Mamarajabov,S (1742)-Nauryzgaliev,A (1905) Chiavenna 2019}) 13... bxa5 14. Nb3 d5 {[%cal Rd5e4]} 15. e5 ({Reject} 15. Rxa5 dxe4 16. Qe1 Rxd1 $17) 15... Nfd7 16. f4 Bb4 17. Qe1 {Not much happened in this game. Accuracy: White = 71%, Black = 78%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.04"]
[Round "5.7"]
[White "Wong, Gengchun"]
[Black "Jankowiak, Piotr"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "2190"]
[BlackElo "2009"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,116,24,18,18,14,12,6,7,0,0,2,13,4,6,-2,0,-1,2,-22,-11,-12,-21,-28,-14,-16,-26,-79,-60,-65,-23,-288,-288,-291,-293,-291,-283,-349,-339,-341,-349,-352,-346,-296,-225,-221,-221,-222,-222,-266,-260,-261,-261,-266,-266,-330,-330,-425,-430,-416,-416,-423,-408,-412,-244,-239,0,-399,-379,-358,-280,-325,-311,-728,-726,-721,-722,-708,-699,-701,-686,-804,-785,-807,-779,-29974,-29975,-29974,-29975,-29975,-29976,-29977,-29976,-29977,-29978,-29978,-29979,-29979,-29980,-29982,-29983,-29982,-29981,-29983,-29984,-29984,-29984]} 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 {is now more promising than 7.Bb2. Played by Vladislav Artemiev in June 2020.} Nxd5 {A14: English Opening: 1...e6 with b3 by White.} 8. Nc3 Bf6 9. Qc2 b6 {The position is equal.} 10. Bb2 Bb7 11. Rfd1 {[#]} Nb4 $146 ({Predecessor:} 11... Nc6 12. Rac1 Nxc3 13. Bxc3 Bxc3 14. Qxc3 Qe7 15. d4 Nxd4 16. Nxd4 Bxg2 17. Kxg2 cxd4 18. Rxd4 {½-½ (36) Lindsay,F (2250)-Pelts,P (2245) Chicago 1988}) 12. Qb1 {Black should prevent Ng5!} N8c6 13. h4 h6 14. Nh2 Rb8 15. Ng4 Be7 16. a3 Na6 17. Nb5 Nc7 18. Nxc7 Qxc7 19. Qc2 (19. e3 $11) 19... f5 $36 {[%mdl 2048] Black has good play.} 20. Nh2 Bf6 (20... f4 $5 {[%cal Rf4g3]} 21. g4 (21. Qg6 $2 Bf6 $19) 21... Bxh4 $15) 21. b4 $2 {[%mdl 8192]} (21. Bxf6 $11 {and White is okay.} Rxf6 22. e3) 21... Nd4 $19 ({Weaker is} 21... cxb4 22. Bxf6 Rxf6 23. axb4 $11) 22. Bxd4 Bxd4 23. Bxb7 Rxb7 ({But not} 23... Bxa1 24. Rxa1 Qxb7 25. bxc5 $19) 24. e3 Bxa1 25. Rxa1 cxb4 26. Qxc7 Rxc7 27. axb4 {[%mdl 4096] Endgame [#] KRR-KRN} a5 $1 28. bxa5 Ra8 29. a6 Rca7 30. Kg2 Rxa6 31. Rb1 Rb8 32. Nf3 b5 {[%cal Bb6b5,Bb5b4,Bb4b3][%mdl 32]} 33. Ne5 b4 34. d4 b3 35. Nd7 Rb5 {Threatens to win with ...b2.} 36. Nc5 Ra3 {Hoping for ...b2.} 37. Nd3 Ra2 (37... Ra8 $142 38. Kf3 Kf7) 38. Nc1 {[#]} Ra3 $2 (38... e5 $1 39. dxe5 Ra3) 39. Nd3 Ra8 40. Kf3 Rc8 41. Nc5 b2 {White must now prevent ...Ra8.} 42. Kf4 $2 {[#]} (42. Ke2) 42... e5+ $1 43. Kxe5 (43. dxe5 Rcxc5) 43... Ra8 44. Kxf5 Ra1 45. Rxb2 Rxb2 46. f4 Kf7 47. e4 Rb5 48. h5 Rxc5+ {Black mates.} 49. dxc5 {KR-KP} Ra5 50. e5 Rxc5 51. g4 Rc6 52. g5 g6+ 53. hxg6+ Rxg6 54. gxh6 Rxh6 {KR-KPP} 55. Kg5 Rh1 56. Kf5 Rf1 57. Kg5 Ke6 58. Kg4 Rg1+ {Accuracy: White = 66%, Black = 88%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.04"]
[Round "5.8"]
[White "Golecki, Jan"]
[Black "Piekielny, Pawel"]
[Result "0-1"]
[ECO "C03"]
[WhiteElo "2106"]
[BlackElo "2099"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,89,0,0,4,0,0,7,6,11,11,20,17,29,6,6,6,13,0,6,18,12,10,22,14,25,0,0,-13,0,0,0,0,0,0,0,-14,0,-6,-6,-6,-11,-5,0,-8,11,-7,0,0,0,0,0,0,0,0,0,0,0,0,-4,-13,0,-66,-71,-81,-79,-143,-143,-143,-143,-718,-712,-701,-669,-29986,-29987,-29987,-29988,-29988,-29989,-29995]} 1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Bd3 c5 5. dxc5 Nf6 6. Qe2 O-O 7. Ngf3 {C03: French Tarrasch: Unusual Black 3rd moves.} a5 8. O-O Na6 9. e5 {[#] Strongly threatening Bxa6.The position is equal.} Nd7 10. c4 Ndxc5 11. Bb1 d4 12. Rd1 {White wants to play Ne4.} d3 13. Qe3 b6 {[#]} 14. Ne4 $146 ({Predecessor:} 14. Ne1 Bb7 15. Nxd3 Qc7 16. Nf4 Rfd8 17. Re1 Bg5 18. Nf1 Nb4 19. Qg3 Bxf4 20. Bxf4 {½-½ (57) Liang,A (2552)-So,W (2786) Saint Louis 2018}) 14... Nxe4 15. Qxe4 Nc5 $1 {[%cal Rc5e4]} 16. Qe3 {[%cal Rb1d3]} Bb7 17. Bxd3 Nxd3 18. Rxd3 (18. Qxd3 {keeps more tension.} Qc7 19. Ng5 g6 20. Qe2 Rfd8 21. Bf4) 18... Qc7 19. b3 Bxf3 20. gxf3 Rfd8 21. Rxd8+ Rxd8 22. Qe4 Rd1+ 23. Kg2 Bc5 24. Qa8+ Rd8 25. Qe4 Bd4 26. Rb1 Bxe5 27. Bg5 $132 {[%mdl 2048] White puts up resistance} Re8 28. f4 Bd6 29. f5 $1 h6 30. Be3 Be5 31. Rd1 exf5 32. Qxf5 Re6 33. h4 {[#]} b5 $1 {[%mdl 512]} 34. h5 (34. cxb5 Qb7+) 34... bxc4 35. bxc4 Bf6 36. Rb1 ({White should try} 36. c5 $11) 36... Re5 $15 37. Qg4 Bg5 38. Bd4 (38. Rb5 $142) 38... Qxc4 $17 39. Rb8+ Kh7 40. Kg3 $2 {[%mdl 8192] This costs White the game.} (40. Qd7 $17 Qd5+ 41. Qxd5 Rxd5 42. Bb2) 40... f5 $19 41. Qd1 Rd5 42. Qe1 {And now Rh8+! would win.} Rxd4 {Black mates.} 43. Rh8+ Kxh8 44. Qe8+ Qg8 45. Qf8 {Accuracy: White = 77%, Black = 97%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.04"]
[Round "5.9"]
[White "Szczesniak, Konrad"]
[Black "Gardian, Adam"]
[Result "0-1"]
[ECO "E40"]
[WhiteElo "2033"]
[BlackElo "1723"]
[Annotator "TA"]
[PlyCount "126"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,126,-6,-2,-16,50,34,34,34,54,64,43,46,34,33,14,14,23,32,48,56,70,66,68,70,110,119,106,116,140,139,128,135,126,133,135,110,90,33,51,0,77,65,63,5,7,-3,-3,-3,-3,-7,-7,-23,0,0,0,0,0,-8,0,-116,-112,-162,-44,-44,-44,-52,-51,-62,-52,-53,-47,-54,-56,-75,-39,-66,0,-78,-78,-129,-129,-129,-129,-7691,-7691,-6087,-598,-5298,-5356,-4813,-4917,-4630,-2375,-29970,-29974,-29976,-29980,-29976,-29977,-29983,-29984,-29984,-29985,-29984,-29986]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Bd3 O-O 6. Nge2 c5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 b6 10. Ng3 Ba6 11. cxd5 Bxd3 12. Qxd3 exd5 13. a4 {E49: Nimzo-Indian: Rubinstein: 5 Bd3 d5 6 a3 Bxc3+ 7 bxc3.} c4 {[#]} (13... Re8 $11) 14. Qf5 $146 ({Predecessor:} 14. Qc2 Na5 15. f3 Nb3 16. Ra2 Re8 17. e4 Nxc1 18. Rxc1 Qc7 19. e5 Nd7 20. f4 a6 {½-½ (28) Smaraki,M (1771)-Meenal,G (2056) Kankarbagh 2017}) 14... Qc8 15. Qg5 {White is slightly better.} h6 16. Qf4 $1 Re8 17. f3 $1 Qb8 18. Qh4 {And now Nf5 would win.} Ne7 $1 19. Nh5 Nxh5 20. Qxh5 Qd6 21. e4 Qg6 22. Qxg6 Nxg6 23. e5 Reb8 24. f4 b5 25. f5 Nf8 26. axb5 Rxb5 27. Ra6 $1 Rb3 {[#]} 28. Bd2 $1 Rb2 29. Be1 Re2 30. Bf2 ({Better is} 30. h3 $16) 30... Rc2 $14 31. Be1 Re2 $1 32. Bg3 Rc2 33. Re1 (33. Rf3 $14) 33... Rxc3 $11 34. e6 fxe6 35. fxe6 {Strongly threatening e7.} Re8 36. e7 Nh7 37. Rxa7 Rd3 38. Be5 $1 c3 39. Rc7 Ng5 40. Rf1 Ne6 41. Ra7 (41. Rb7 $1 $11 Kh7 42. Rc1) 41... c2 $17 42. Ra2 {[#]} Rxe7 (42... Rd2 $1 $19 43. Ra7 Kh7) 43. Rxc2 $15 Nxd4 44. Rc8+ Kh7 45. Bxd4 Rxd4 {[%mdl 4096] Endgame KRR-KRR} 46. h3 Rd2 {Hoping for ...Ree2.} 47. Rf3 Rd7 48. Rcc3 Kg6 49. Rc6+ Kh7 50. Rcc3 d4 51. Rcd3 (51. Rc1 $142) 51... Rxd3 $17 52. Rxd3 {KR-KR} Kg6 53. Rf3 $2 {[%mdl 8192] White does not recover from this.} (53. Kf2 $17) 53... d3 $19 54. Rf1 h5 (54... Kg5 $142 55. Rd1 d2) 55. h4 d2 56. Rd1 Kf5 57. Kf2 Kg4 58. Ke3 Kxh4 {Black mates.} 59. Kf4 g5+ 60. Kf3 Rf7+ 61. Ke3 Kg3 62. Rxd2 Re7+ 63. Kd3 Rd7+ {Accuracy: White = 74%, Black = 83%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.04"]
[Round "5.10"]
[White "Borowski, Przemyslaw"]
[Black "Kowalczyk, Wojciech"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "1790"]
[BlackElo "1873"]
[Annotator "NA RC"]
[PlyCount "105"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

{[%evp 15,105,17,4,0,0,-10,-16,-25,-12,-19,-9,-28,32767,32767,32767,-40,-39,-67,32767,32767,32767,32767,32767,-141,-162,-175,-40,-44,-79,-149,32767,-145,-129,-135,-92,-148,-147,-141,-138,-193,32767,-74,-66,-83,-60,-125,-132,-204,-188,-214,-72,-82,-94,-90,-104,-94,-97,-112,-18,-16,0,-102,0,32767,32767,32767,32767,32767,123,91,92,104,236,286,32767,35,32767,621,516,681,32767,585,32767,32767,32767,32767,644,32767,729,683,891,866]} 1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:00]} Bg7 {[%emt 0:00:00]} 4. e4 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 5. Be2 {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 6. h3 {[%emt 0:00:00]} e5 {[%emt 0:06:24] E73: King's Indian: Averbakh Variation without 6...c5.} 7. d5 {[%emt 0:00:00]} Na6 {[%emt 0:00:49]} 8. g4 {[%emt 0:01:35]} Nc5 {[%emt 0:01:24]} 9. Qc2 {[%emt 0:00:00]} c6 {[%emt 0:03:18] [#]} 10. g5 $146 {[%emt 0:00:10]} ({Predecessor:} 10. b4 Na6 11. a3 cxd5 12. cxd5 Nc7 13. g5 Nfe8 14. h4 f5 15. gxf6 Nxf6 16. h5 Nxh5 17. Bxh5 gxh5 18. Rxh5 {0-1 (29) Laczay,I (1968)-Polevoy,N (2109) IECG email 2003}) 10... Ne8 {[%emt 0:01:50]} 11. b4 {[%emt 0:05:01]} Nd7 {[%emt 0:08:26]} 12. h4 {[%emt 0:04:31]} cxd5 {[%emt 0:10:36]} 13. Nxd5 {[%emt 0:04:46]} Nc7 {[%emt 0:01:20]} 14. Nxc7 {[%emt 0:02:13]} Qxc7 {[%emt 0:00:00]} 15. Be3 {[%emt 0:04:30]} a5 {[%emt 0:02:13]} 16. b5 {[%emt 0:00:54]} Rd8 {[%emt 0:05:32]} 17. O-O-O {[%emt 0:01:29]} Nf8 {[%emt 0:00:44]} 18. b6 {[%emt 0:08:42]} Qc6 {[%emt 0:04:13]} 19. c5 {[%emt 0:06:46]} Be6 {[%emt 0:06:35]} 20. cxd6 {[%emt 0:01:12]} Rxd6 {[%emt 0:06:03]} ({Black should play} 20... Qe8 $17 21. Kb1 Rac8) 21. Qxc6 {[%emt 0:00:14]} Rxc6+ {[%emt 0:00:01]} 22. Kb2 {[%emt 0:01:04]} ({White should play} 22. Kb1) 22... Rac8 {[%emt 0:01:22]} 23. Rc1 {[%emt 0:06:03]} Rxc1 {[%emt 0:08:26]} 24. Bxc1 {[%emt 0:00:00] [#]} Bxa2 $1 {[%emt 0:00:14]} 25. Rh3 {[%emt 0:10:11]} Be6 {[%emt 0:13:37]} 26. Ra3 {[%emt 0:00:30]} Nd7 {[%emt 0:02:38]} 27. Be3 {[%emt 0:00:01]} Rc6 {[%emt 0:04:29]} 28. Rxa5 {[%emt 0:04:47]} Nxb6 {[%emt 0:01:38]} 29. Ra7 {[%emt 0:00:35]} Bf8 {[%emt 0:01:42]} 30. Bb5 {[%emt 0:08:37]} (30. Nf3 $1 $15) 30... Nc4+ {[%emt 0:00:53]} 31. Kc3 {[%emt 0:08:18]} (31. Bxc4 $17 Rxc4 32. f3) 31... Rc8 {[%emt 0:00:23]} 32. Bxc4 {[%emt 0:01:55]} Rxc4+ {[%emt 0:00:00]} (32... Bxc4 $19 {and Black stays clearly on top.} 33. Kb2 Ba6) 33. Kd3 {[%emt 0:00:19]} b5 {[%emt 0:00:28]} 34. Nf3 {[%emt 0:00:10]} Bd6 {[%emt 0:01:02]} 35. Ra6 {[%emt 0:00:41]} Bc7 {[%emt 0:00:09]} 36. Nd2 {[%emt 0:00:27]} Rc1 {[%emt 0:01:19]} 37. Nf3 {[%emt 0:00:28]} Rc4 {[%emt 0:00:01]} 38. Nd2 $1 {[%emt 0:00:02]} Rc1 {[%emt 0:00:02]} ({Black should play} 38... Ra4 $17 39. Rc6 Ra3+ 40. Ke2 Bb8) 39. Nf3 {[%emt 0:00:00]} Rd1+ {[%emt 0:00:03]} 40. Bd2 {[%emt 0:00:00]} Bc4+ {[%emt 0:00:00]} 41. Kc2 {[%emt 0:17:37]} Rf1 {[%emt 0:23:40] [#]} (41... Be2 $11 {keeps the balance.} 42. Ra8+ Kg7) 42. Bb4 {[%emt 0:03:31]} (42. Be3 $142 $1) 42... Rxf2+ {[%emt 0:02:22]} 43. Nd2 {[%emt 0:00:07] [#]} h5 {[%emt 0:02:30]} (43... h6 $1 $16 {was called for.}) 44. Rc6 {[%emt 0:01:01] Double Attack} Rf4 {[%emt 0:03:17]} 45. Nxc4 $2 {[%emt 0:03:01]} ({Only move:} 45. Rxc7 $18 f5 46. gxf6 Rxf6 47. Be7) 45... bxc4 {[%emt 0:00:49]} 46. Rxc7 {[%emt 0:00:34]} f5 {[%emt 0:01:28]} 47. gxf6 {[%emt 0:00:34]} Rxf6 {[%emt 0:00:22]} 48. Be7 {[%emt 0:00:48]} Rf7 {[%emt 0:01:01]} 49. Rc8+ {[%emt 0:00:07]} Kg7 {[%emt 0:00:10]} 50. Bg5 {[%emt 0:00:10]} Rf2+ {[%emt 0:00:21]} 51. Kc3 {[%emt 0:00:14]} Re2 {[%emt 0:00:55]} 52. Rxc4 {[%emt 0:01:29]} Re1 $18 {[%emt 0:00:22]} 53. Rc7+ {[%emt 0:00:39]} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.04"]
[Round "5.11"]
[White "Krawiec, Grzegorz"]
[Black "Kanicki, Krzysztof"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "1812"]
[BlackElo "2163"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,79,12,0,9,-91,-85,-88,-96,-96,-89,-111,-115,-104,-104,-137,-122,-159,-127,-126,-119,-126,-107,-138,-118,-118,-116,-112,-89,-102,-85,-92,-78,-55,-33,-52,-55,-101,-87,-87,-76,-79,-89,-82,0,0,0,0,0,0,-6,-12,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g3 g6 7. Bg2 Nxd4 8. Qxd4 Bg7 9. O-O O-O 10. h3 Be6 {B70: Sicilian Dragon: 6 g3 and 6 Be2 (without a later Be3).} 11. Qd3 (11. Qd1 $11 {remains equal.}) 11... Qc8 $17 12. Nd5 Nxd5 {Black is better.} 13. exd5 Bxh3 {[#]} 14. c3 $146 ({Predecessor:} 14. Re1 Bxg2 15. Kxg2 Re8 16. c3 Qc7 17. Bg5 Rac8 18. Re4 e5 19. dxe6 Rxe6 20. Rxe6 fxe6 {0-1 (38) Ianocichin,V (2152)-Itkis,B (2346) Balti 2015}) 14... Bxg2 15. Kxg2 e5 16. Rh1 f5 17. Bh6 e4 18. Qd2 {aiming for Bxg7.} Rf7 19. Bxg7 Rxg7 20. Qd4 Qc5 21. Qxc5 dxc5 {[%mdl 4096] Endgame KRR-KRR} 22. c4 Rd8 23. Rac1 Kf7 24. f3 exf3+ 25. Kxf3 Kf6 26. Rce1 Rd6 $1 27. Re2 {[#]} b5 $1 {[%mdl 512]} 28. b3 (28. cxb5 Rxd5) 28... Rb7 29. g4 bxc4 30. bxc4 Rb4 ({Better is} 30... fxg4+ $17 31. Kxg4 h5+ 32. Kg3 Ra6 33. Rf1+ Kg7) 31. gxf5 $11 {Black must now prevent Re6+.The position is equal.} Kxf5 32. Rxh7 Rxc4 33. Rf7+ Rf6 34. Rxa7 Rf4+ 35. Kg3 Rg4+ 36. Kh3 Rd4 37. Rc7 Rxd5 38. Rc2 Ra6 39. R7xc5 Ra3+ 40. Kg2 {Accuracy: White = 72%, Black = 92%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.04"]
[Round "5.12"]
[White "Krzywda, Andrzej"]
[Black "Bojczewski, Mateusz"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2156"]
[BlackElo "1886"]
[Annotator "TA"]
[PlyCount "130"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,129,3,0,-24,-7,-13,-10,-27,-8,-5,-8,-20,-14,-23,-13,-21,3,0,41,42,33,27,22,0,37,38,43,-49,-47,-42,-7,-12,-7,-20,-15,-59,-10,-12,-6,-9,-7,-12,-2,-13,0,-2,0,0,0,-8,0,-11,-5,-31,-27,-27,-25,-101,-85,-119,-119,-102,-91,-124,-122,-321,-308,-317,-274,-350,-341,-349,-346,-343,-344,-287,-244,-435,-351,-329,-283,-435,-368,-379,-233,-180,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 c5 6. Nc3 Nc6 {[%cal Rc5d4]} 7. dxc5 {A34: Symmetrical English: 2 Nc3, lines with ...d5.} Qxd1+ 8. Nxd1 Bxc5 9. O-O O-O {[#]} 10. Be3 $146 ({Predecessor:} 10. Nc3 a6 11. Nd2 b5 12. Bxc6 Rb8 13. Nde4 Nxe4 14. Bxe4 f5 15. Bg2 Bd7 16. Bf4 {1-0 (36) Yanguas Martinez,H (1781)-Castano Sanchez,T (1705) Santa Eulalia de Roncana 2015}) 10... Be7 11. Nd2 Nd5 12. Nxc4 b5 13. Nd2 Bb7 14. Nb3 Ne5 15. Bc5 Bxc5 16. Nxc5 Bc6 $1 17. Rc1 Nb4 18. Bxc6 Nbxc6 19. a4 (19. Nc3 $14) 19... Nd4 $15 20. Re1 bxa4 21. f4 Ng4 22. h3 Nf6 23. Rc4 Nb3 {Hoping for ...Rfc8.} 24. Nxa4 Rfc8 25. Rxc8+ Rxc8 26. Nac3 Kf8 27. Nf2 Rd8 28. Rd1 Rxd1+ (28... Rb8 {looks sharper.} 29. Rd6 Nc5 30. Rc6 Nfd7 31. Rc7 Rxb2 32. Nfe4 Nxe4 33. Nxe4 Rxe2 34. Nd6 Ke7) 29. Nfxd1 $11 {[%mdl 4096] Endgame KNN-KNN} Ke7 30. Kf2 Kd7 31. g4 Kc6 32. e4 Kc5 33. Ke3 Kc4 34. Nf2 (34. Nb1 $11 {remains equal.}) 34... Nc5 $1 $17 35. Kd2 a6 36. g5 Ne8 37. e5 Nc7 38. Nfe4 $2 (38. h4 $17) 38... Nxe4+ $19 39. Nxe4 {KN-KN} Nd5 40. Nd6+ {[#]} Kd4 $1 41. Nxf7 Nxf4 42. h4 Ng6 43. Nd8 Kxe5 ({Resist} 43... Nxh4 44. Nxe6+ Kxe5 45. Nxg7 $17) 44. Kc3 $2 (44. h5 {might work better.} Nf4 45. Nf7+ Kf5 46. g6 hxg6 47. hxg6) 44... Kd5 45. h5 Ne7 46. h6 (46. Nf7 {is a better defense.}) 46... gxh6 47. gxh6 e5 48. Nf7 {[#]} Nf5 $2 ({Better is} 48... Ng8 $1 $19 49. Ng5 Nf6) 49. Ng5 $11 {The position is equal.} Nxh6 {Strongly threatening ...e4.} 50. Nxh7 Ng4 {With the idea ...e4.} 51. Ng5 $1 Nf2 {aiming for ...Ne4+.} 52. Kb4 Nd3+ 53. Ka5 Nxb2 54. Kxa6 Na4 55. Kb5 Nc5 56. Kb4 Ne6 57. Nf7 e4 {White must now prevent ...e3.} 58. Kc3 Nf4 59. Kd2 Kd4 60. Ng5 e3+ 61. Ke1 Kd3 62. Nf3 e2 63. Kf2 $1 Nh3+ 64. Ke1 Ke3 {( -> ...Nf4)} 65. Ng1 Nxg1 {Black had all chances to win. Accuracy: White = 72%, Black = 80%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.04"]
[Round "5.13"]
[White "Malecki, Rafal"]
[Black "Skurniak, Szymon"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2071"]
[BlackElo "2036"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,63,0,0,-7,0,-36,0,-5,-8,-2,0,0,-6,-35,-29,-64,0,-3,0,-60,-47,-75,-65,-72,-61,-68,-72,-68,-83,-74,-80,-63,0,-64,-38,-79,-13,0,50,0,0,0,0,-18,-15,-64,-40,-1094,-1069,-29999]} 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. O-O e5 5. d3 Ne7 6. e4 O-O 7. Nbd2 Nbc6 8. c3 a5 9. Re1 {A07: Réti Opening: New York and Capablanca Systems.} h6 10. Qc2 Be6 11. exd5 {The position is equal.} Bxd5 12. b3 g5 {[#]} 13. Ba3 $146 ({Predecessor:} 13. Bb2 Ng6 14. h3 Qd7 15. Rad1 Rad8 16. Kh2 f5 17. Ba3 Rf7 18. Nc4 g4 19. Ng1 Bxg2 20. Kxg2 {0-1 (32) Derjabin,I (2391)-Hasangatin,R (2503) Alushta 2004}) 13... Re8 14. Bh3 Ng6 15. Rad1 Be6 (15... h5 $15 16. Bf5 Qf6) 16. Bxe6 $11 Rxe6 17. d4 (17. Nc4 $11) 17... exd4 $15 18. Rxe6 d3 19. Qb1 fxe6 20. Nc4 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 21. Rxd3 Qf6 22. Ncd2 b4 23. Bb2 Rf8 ({Black should play} 23... Qf5 $15) 24. Qf1 (24. Re3 $11) 24... g4 25. Nd4 {[#]} Nge5 (25... Nce5 $1 $17 {[%cal Re5d3]} 26. Ne4 Qe7) 26. Re3 $11 Ne7 {next ...Nd5 is good for Black.} 27. c4 Nf5 $1 $36 {[%cal Rf5e3][%mdl 2048] Black has good play.} 28. Nxf5 Qxf5 29. Bxe5 Bxe5 30. Qe2 Bd4 31. Rxe6 $2 {[%mdl 8192] [#]} (31. Re4 $15 Qxf2+ 32. Qxf2 Bxf2+ 33. Kg2) 31... Qxf2+ $19 32. Kh1 Qg1# {Accuracy: White = 40%, Black = 68%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.04"]
[Round "5.14"]
[White "Vanduyfhuys, Daria"]
[Black "Peglau, Mirjam"]
[Result "1-0"]
[ECO "D43"]
[WhiteElo "1985"]
[BlackElo "1851"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,103,30,40,44,51,42,37,42,55,41,108,76,85,61,94,87,89,82,89,91,88,82,88,84,106,106,109,67,88,58,109,81,104,31,60,65,70,67,41,36,66,57,77,34,403,363,396,386,403,391,397,381,420,411,411,400,420,420,420,411,460,452,477,466,543,540,764,751,743,732,1001,1706,1616,1423,1453,1355,1200,852,829,840,12837,12838,12838,12839,29981,29981,29980,29981,29982,29981,29981,29982,29982,12843,12844,12844]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. Bg5 Bd6 6. e3 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.} O-O 7. Rc1 Re8 8. Bd3 {White is slightly better.} Nbd7 9. O-O Nf8 {[#]} (9... h6 $14) 10. Re1 $146 ({Predecessor:} 10. Ne5 Ng6 11. f4 Be7 12. Qf3 dxc4 13. Bxc4 Nd5 14. Bd3 Nxc3 15. bxc3 Nxe5 16. fxe5 Bxg5 17. Qxf7+ Kh8 18. Rf3 Bd7 19. Rh3 Bxe3+ 20. Kh1 h6 21. Qg6 Kg8 22. Qh7+ {1-0 (22) Caro Garcia Huidobro,I-Suarez Ohiggins,L (1992) Antofagasta 2016}) 10... Ng6 11. e4 {[#] aiming for e5.} dxe4 12. Nxe4 Be7 13. Qb3 Nxe4 14. Bxe7 Nd2 15. Nxd2 Rxe7 16. Nf3 b6 {[%cal Bb7b6,Bb6b5,Bb5b4][%mdl 32]} 17. Bxg6 hxg6 18. c5 Bb7 19. Rcd1 Qd5 ({Black should try} 19... Rd7 $14) 20. Qb4 b5 21. Nd2 (21. Qa5 $16) 21... a5 22. Qc3 Rd7 23. Ne4 Qxa2 24. Nd6 b4 25. Qc2 {d5! is the strong threat.} a4 26. Ra1 Qb3 $2 {[%mdl 8192] [#] A mistake that costs the game.} ({Better is} 26... Qd5 $1 $14) 27. Qxb3 $18 axb3 28. Rxa8+ Bxa8 {[%mdl 4096] Endgame KRB-KRN} 29. Ra1 Rd8 30. Kf1 Rb8 31. Ra7 f6 32. Ke2 e5 33. dxe5 fxe5 34. Kd3 Rf8 35. f3 g5 36. h3 Kh7 37. Nc4 Kg6 38. Nb6 Rd8+ 39. Ke2 Kf5 40. Rxa8 {KRN-KR} Rd4 41. Rf8+ Ke6 42. Rc8 e4 43. Re8+ Kf5 44. Rxe4 Rxe4+ 45. fxe4+ Kxe4 {KN-KP} 46. Nd7 Kd5 47. Kd3 Ke6 48. Nb6 Ke5 49. Ke3 Kf5 50. Nc4 g4 51. hxg4+ Kxg4 52. Ne5+ {Accuracy: White = 81%, Black = 55%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.04"]
[Round "5.15"]
[White "Peglau, Dora"]
[Black "Roessler, Frank-Peter"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1704"]
[BlackElo "1902"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,61,60,74,37,71,76,110,110,120,122,113,99,118,116,170,146,166,130,244,215,244,244,243,239,239,252,285,285,286,277,358,360,443,443,416,228,882,819,1651,1643,971,576,506,493,608,498,868,839,815,656,29994,2009,29996,29997]} 1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 c6 5. Be3 f5 6. f3 {A42: Modern Defence: Averbakh Variation.} Nf6 {[#]} 7. e5 $146 ({Predecessor:} 7. Qd2 O-O 8. Bd3 fxe4 9. Nxe4 Nxe4 10. Bxe4 Bf5 11. h4 d5 12. Bxf5 gxf5 13. O-O-O dxc4 {1-0 (59) Barrish,D (2281)-Khetho,P (2215) Cape Town 2016}) 7... dxe5 8. dxe5 {White is better.} Nfd7 9. f4 Na6 10. Nf3 O-O 11. Be2 Qc7 (11... Ndc5 $16 {keeps fighting.}) 12. O-O Ndc5 13. a3 Be6 {[#]} (13... Rd8 $16 14. Qc2 Ne6) 14. b4 $1 $18 {[%cal Rb4c5]} Ne4 15. Nxe4 fxe4 16. Ng5 Bf5 17. c5 h6 18. Qb3+ Kh8 19. Ne6 Bxe6 20. Qxe6 Kh7 21. Rad1 Rad8 22. Rxd8 (22. Bg4 $142) 22... Rxd8 $2 (22... Qxd8 23. Qc4 Nc7 24. Qxe4 Qd5) 23. f5 gxf5 24. Qxf5+ ({Weaker is} 24. Rxf5 Qc8 $18) 24... Kh8 25. Qg6 Qxe5 26. Bxh6 {[#] Strongly threatening Rf7.} Bf6 {and the idea ...Rg8 leaves Black hopeful.} 27. Be3 Bg7 (27... Qc3 $142 28. Qh5+ Kg8) 28. Rf5 Qa1+ 29. Kf2 {White wants to mate with Qh5+.} Rd5 {Black hopes to continue with ...Rxf5+.} 30. Rh5+ (30. Qe8+ $142 Kh7 31. Rh5+ Rxh5 32. Qxh5+ Bh6 33. Qxh6+ Kg8 34. Bc4+ e6 35. Bxe6#) 30... Rxh5 31. Qxh5+ {White took control after the opening. Accuracy: White = 64%, Black = 30%.} ({Not} 31. Bxh5 Nc7 $14) 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.05"]
[Round "6.1"]
[White "Cukrowski, Filip"]
[Black "Barski, Radoslaw"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2419"]
[BlackElo "2444"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,65,17,31,22,23,23,19,29,32,34,18,25,6,8,-38,50,43,90,95,170,181,167,0,0,0,0,0,580,577,854,844,797,758,786,607,611,611,604,613,1168,1162,1308,1332,1303,1255]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. h3 Bb7 9. d3 d5 10. exd5 Nxd5 11. Nxe5 Nxe5 12. Rxe5 Qd6 {C88: Closed Ruy Lopez: Anti-Marshall Systems.} 13. Re1 Rae8 14. Nd2 c5 {The position is equal.} 15. Ne4 Qc6 {Strongly threatening ...c4.} 16. c4 Nb6 $1 {White must now prevent ...bxc4.} 17. cxb5 axb5 {Hoping for ...c4.} 18. a4 {[%cal Ba2a4,Ba4b5][%mdl 32]} c4 (18... bxa4 $15 19. Rxa4 (19. Bxa4 Nxa4 20. Rxa4 f5 $17) 19... c4 20. Rxc4 Nxc4 21. Bxc4 Kh8) 19. axb5 $14 Qg6 {[#]} 20. Bc2 $146 {Ra7 is the strong threat.} ({Predecessor:} 20. Ba2 cxd3 21. Ng3 Bd6 22. Bd2 Rxe1+ 23. Qxe1 h5 24. Qe3 Bxg3 25. fxg3 Ra8 26. Qe1 {0-1 (34) Barbosa,E (2454)-Bachmann,A (2543) Villa Martelli 2013}) 20... f5 {[#]} (20... Bc5 $16 {might work better.}) 21. Ng3 $1 $18 f4 {[#]} 22. dxc4 $2 (22. Bxf4 $1 $18 Rxf4 23. dxc4) 22... fxg3 $11 23. Bxg6 gxf2+ 24. Kh1 hxg6 $4 {[%mdl 8192]} (24... fxe1=R+ $11 25. Qxe1 hxg6 26. Qe6+ {[%mdl 64] Double Attack} Kh7 27. Qxb6 Rf1+ 28. Kh2 Be4) 25. Rf1 $18 {White is clearly winning.} Bh4 {And now ...Re1 would win.} 26. Qd4 Re1 27. Bf4 Nc8 28. Raxe1 fxe1=Q 29. Rxe1 Bxe1 30. c5 g5 31. Be5 Ne7 32. Qd7 {[%mdl 64] Double Attack} Bxg2+ 33. Kxg2 {Accuracy: White = 84%, Black = 52%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.05"]
[Round "6.2"]
[White "Jankowiak, Tomasz"]
[Black "Kopylov, Michael"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "2115"]
[BlackElo "2407"]
[Annotator "TA"]
[PlyCount "142"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,142,52,48,40,35,74,47,56,30,14,-66,-70,-66,2,7,17,22,23,-74,-67,-59,-50,-49,-27,-95,-96,-95,-89,-102,-97,-75,-58,-75,-75,-76,-76,-114,-93,-98,-98,-100,-98,-100,-100,-100,-100,-102,-92,-97,-98,-102,-102,-98,-98,-105,-95,-97,-86,-97,-86,-122,-97,-124,-111,-124,-124,-124,-107,-124,0,-124,-124,-141,-106,-141,-121,-539,-142,-530,-530,-506,-165,-163,-120,-130,-97,-99,-95,-156,-144,-195,-179,-190,-186,-220,-219,-208,-210,-165,-164,-446,-438,-491,-477,-1698,-1395,-29964,-29966,-29961,-29960,-7108,-1920,-29970,-29969,-29969,-29969,-29965,-29968,-29983,-29984,-29984,-29985,-29989,-29990,-29990,-29991,-29991,-29988,-29990,-29989,-29987,-29988]} 1. e4 c5 2. Nf3 a6 3. c4 b6 4. d4 cxd4 5. Nxd4 Bb7 6. Nc3 e6 7. Bd3 Qc7 {A34: Symmetrical English: 2 Nc3, lines with ...d5.} 8. O-O Nf6 9. Re1 Nc6 {[#] White is slightly better.} 10. Be3 $146 ({Predecessor:} 10. Nxc6 Qxc6 11. Ne2 Qc7 12. Bf4 Bd6 13. Bxd6 Qxd6 14. Ng3 Qc6 15. Bf1 d6 16. f4 {0-1 (51) Pak,N (1725)-Zamsha,D (1579) Krasnodar 2014}) 10... Ne5 11. f4 (11. f3 $11) 11... Neg4 $15 12. e5 Nxe3 (12... Bc5 $1 $15 13. Be4 (13. exf6 $2 Nxe3 14. fxg7 Rg8 $19) 13... Nxe4 14. Nxe4 Nxe3 15. Rxe3 Bxe4 16. Rxe4 Rd8) 13. Rxe3 $11 Bc5 14. Be2 $1 Ng8 15. Ne4 (15. Na4 $11 {remains equal.}) 15... Bxe4 $1 $17 16. Rxe4 Ne7 17. Kh1 Nf5 18. Bf3 (18. Nc2 $11) 18... Nxd4 ({Reject} 18... Bxd4 $6 19. Rxd4 Nxd4 20. Bxa8 $14) 19. Rxd4 Bxd4 20. Bxa8 Bxb2 21. Rb1 O-O 22. Bf3 Ba3 23. Qa4 Bc5 24. Qxa6 {[#]} g5 $1 {[%mdl 512]} 25. fxg5 Qxe5 26. Qb7 d6 27. Qe4 Qxg5 28. Rf1 Re8 29. Bd1 Qe5 30. Qg4+ Kh8 31. Qh5 {[#]} Rf8 $1 32. Qh6 {[%cal Rh6f8]} Qg7 33. Qf4 Qd4 34. Qh6 {[%cal Rh6f8]} Rg8 35. Bh5 Rg7 36. Qc1 Kg8 37. Be2 Qe5 $40 {[%mdl 128] Black is out for blood.} 38. Qd1 {[#]} Qe4 $1 {[%csl Gg7][%cal Re4g2]} 39. Rf3 Rg5 40. Qf1 Rg7 ({Black should play} 40... f5 $17 {...Rg7 is the strong threat.} 41. Rd3 Kg7) 41. Rf4 (41. Qd1 $1 $11) 41... Qc2 42. a3 Qd2 43. Qf3 {[%cal Rf3a8]} h6 44. Qa8+ Kh7 {And now ...d5 would win.} 45. Qe4+ $2 {[%mdl 8192]} (45. Qf3 $17 {was the crucial defense.}) 45... f5 $19 46. Qf3 Qc1+ $2 (46... Be3 47. Rxf5 exf5 48. Qxf5+ Kg8 49. Qc8+ Kf7 50. Bh5+ Kf6 51. Qf8+ Ke6) 47. Qf1 Qxf1+ 48. Rxf1 Bxa3 {[%mdl 4096] Endgame KRB-KRB} 49. g4 fxg4 {White must now prevent ...Bb2.} 50. Rf8 (50. Rf6 $142) 50... Rg5 $17 51. Rf6 (51. Re8 $17) 51... e5 $19 52. Kg2 Kg7 53. Rf1 Bc5 54. Bd3 Rh5 {Strongly threatening ...Rh3.} 55. Bf5 Rh4 56. Be6 $2 (56. Kg3 {was the only chance.} Rh3+ 57. Kxg4 Rxh2 58. Be4) 56... h5 57. Bf7 Rh3 58. Rf5 {[#]} (58. Be8 $142 Be3 59. Rf7+ Kh6 60. Rf6+ Kg5 61. Rg6+ Kh4 62. Rf6) 58... Rf3 $1 59. Be6 (59. Rxf3 gxf3+) 59... Rxf5 60. Bxf5 {KB-KB} Kf6 61. Bd7 Kg5 62. Be8 h4 {Black mates.} 63. Kf1 Kf4 64. Ke2 h3 65. Bd7 Bg1 66. Be6 Bxh2 67. Bd7 Bg1 68. Kf1 Bc5 69. Be6 Kg3 70. Bf5 Kh4 71. Be6 g3 {Accuracy: White = 55%, Black = 81%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.05"]
[Round "6.3"]
[White "Sieciechowicz, Marcin"]
[Black "Zwahr, Paul"]
[Result "1-0"]
[ECO "E98"]
[WhiteElo "2372"]
[BlackElo "2277"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,95,10,17,16,29,24,23,27,52,-20,-12,-17,-21,-18,-20,-18,-16,-47,-36,-80,-80,-83,-70,-102,0,0,0,0,0,0,0,0,0,0,0,0,0,0,35,56,43,79,112,75,132,135,167,146,551,543,29983,626,625,625,582,600,579,535,500,497,797,776,863,842,825,808,884,876]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Rc1 Ng6 14. c5 Nxc5 15. b4 Na6 $1 16. Nd3 {E99: King's Indian: Classical Main Line: 9 Ne1 Nd7 10 f3 f5.} Rf7 17. Nb5 Bd7 18. a4 {White has an edge.} h5 19. Be1 {[#]} (19. Nxa7 $14 Bf6 20. Nb5) 19... Bh6 $146 ({Predecessor:} 19... Bf8 20. Nf2 Rg7 21. Rc4 Nh8 22. h3 Nf7 23. Qc2 Nh6 24. Nxc7 Nxc7 25. Rxc7 g4 26. fxg4 hxg4 27. Nxg4 Nxg4 28. Bxg4 Bxg4 29. Rxg7+ Kxg7 30. hxg4 {½-½ (65) Luo,T (2124)-Sampath,A (1981) chess.com INT 2020}) 20. Rc4 Rg7 21. Nf2 Nf8 22. h3 Nh7 23. Qd3 Nf6 24. Bd2 g4 25. fxg4 hxg4 26. hxg4 Nxg4 ({Black should try} 26... Bg5 $17 27. Rfc1 Ne8) 27. Bxg4 Bxg4 28. Nxg4 Rxg4 29. Qh3 Qg5 30. Nxc7 Nxc7 31. Rxc7 Kh8 32. Be1 Rg8 {[%cal Rg4g2]} 33. Rc2 Rg7 34. Rf3 $1 Kh7 35. Rfc3 Qd8 36. a5 a6 ({Black should play} 36... R4g6) 37. Rc8 $36 {[%mdl 2048] Keeping Black busy.} Qf6 38. R8c7 {Qxg4 is the strong threat.} Kg8 $2 {[%mdl 8192] [#] This move loses the game for Black.} (38... Qg5 $16 {is tougher.} 39. Kh2 Qg6 40. Rxg7+ Qxg7) 39. Rxb7 $1 $18 {[%mdl 512]} Rf7 (39... Rxb7 40. Qxg4+) 40. Rd7 (40. Qxg4+ $142 Kh7 41. Rcc7 Rxc7 42. Rxc7+ Bg7 {[#]} 43. Rxg7+ $1 {[%mdl 512]} Qxg7 44. Qxg7+ Kxg7 45. b5 $1 {[%mdl 512]}) 40... Rxd7 {White is clearly winning.} 41. Qxg4+ {[%mdl 64] Double Attack} Rg7 42. Qe6+ Qxe6 43. dxe6 {KRB-KRB} f3 44. Kf1 Be3 (44... Kf8 $142 45. gxf3 Ke7) 45. gxf3 Re7 46. Rc6 Rxe6 47. Rxa6 Rh6 48. Bf2 {Accuracy: White = 72%, Black = 56%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.05"]
[Round "6.4"]
[White "Kopylov, Daniel"]
[Black "Nguyen, Alex Dac-Vuong"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2348"]
[BlackElo "2366"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,59,19,55,20,51,5,17,16,31,0,16,0,0,-10,30,23,46,45,84,41,94,80,95,0,2,0,84,79,166,158,175,166,167,182,216,216,215,199,364,360,1969,1966,2177,2046,1777,1747,1737,1418,1122,560,539,539]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Qf3 {B43: Sicilian: Kan Variation: 5 Nc3.} Nf6 7. Bd3 Nc6 8. Nxc6 {The position is equal.} dxc6 9. O-O Be7 10. Bg5 {[#]} h6 $146 ({Predecessor:} 10... e5 11. a4 a5 12. Nb1 h6 13. Bd2 Be6 14. Na3 Rd8 15. Qe2 Bb4 16. Be3 O-O {1-0 (60) Hector,J (2540)-Strikovic,A (2485) Mondariz 1995}) 11. Bh4 g5 12. e5 $36 {[%mdl 2048] White is pushing.} Qxe5 13. Bg3 Qd4 14. Rae1 {[%mdl 1024] White has strong compensation.} Qg4 (14... Nd7 $14) 15. Qe3 $1 $16 Qb4 16. Qf3 (16. a3 $1 $16 {[%cal Ra3b4]} Qxb2 17. Na4 Qxa3 18. Ra1) 16... Qg4 $11 ({Avoid the trap} 16... Qxb2 $2 17. Be5 $18) 17. Qe3 ({Better is} 17. Qxg4 $11 Nxg4 18. Na4) 17... Qb4 $16 18. a3 Qxb2 (18... Qa5 $16 {was worth a try.}) 19. Na4 $1 $18 {[%cal Ra4b2]} Qxa3 {[#]} 20. Ra1 $1 {[%cal Ra1a3]} Qb4 21. c4 Bd8 {[#]} 22. Qd4 $1 {Strongly threatening Bd6.} Qf8 23. Be5 Nd7 $2 (23... Qe7) 24. Bxh8 f6 $2 (24... Bc7 25. Bg7 Qd6 26. Qxd6 Bxd6) 25. Bg6+ {White is clearly winning.} Ke7 26. Rad1 {[%csl Gd1][%cal Rd4d6]} Bc7 {[#]} 27. Nb6 $1 {[%cal Rd4d7][%mdl 512] White wants to mate with Qxd7+!} e5 (27... Bxb6 28. Qd6+) 28. Nxc8+ Qxc8 29. Qxd7+ (29. Rfe1 $142) 29... Qxd7 {[#]} 30. Bxf6+ $1 {[%mdl 512] Accuracy: White = 68%, Black = 55%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.05"]
[Round "6.5"]
[White "Chmiel, Marcin"]
[Black "Burian, Simon"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2267"]
[BlackElo "2073"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,75,23,12,20,17,40,33,66,54,53,29,73,0,0,-8,0,0,18,23,12,0,131,148,300,302,306,300,298,306,304,291,290,291,240,243,385,380,373,391,352,354,638,361,352,221,209,212,279,277,300,264,352,292,270,266,292,280,277,276,551,541,493,422,565,562]} 1. c4 c5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nc7 6. Nf3 Nc6 7. a3 {[%cal Ba2a3,Ba3b4][%mdl 32]} Rb8 {7...g6 gains popularity. A34: Symmetrical English: 2 Nc3, lines with ...d5.} 8. b4 cxb4 9. axb4 b5 {White is slightly better.} 10. Bb2 {[#]} Bb7 $146 ({Predecessor:} 10... e5 11. Qc1 Rb6 12. Ne4 f6 13. O-O Bxb4 14. d4 f5 15. Nxe5 Nxe5 16. dxe5 fxe4 {1-0 (49) Tomashevsky,E (2701)-Nepomniachtchi,I (2714) Yaroslavl 2014}) 11. h4 h6 12. h5 (12. O-O $16) 12... e6 $11 13. Ne4 Nxb4 14. Ne5 Be7 15. Rxa7 O-O 16. g4 f5 (16... Ncd5 $11 {remains equal.}) 17. gxf5 $16 {Qb3 is the strong threat.} exf5 $2 {This move loses the game for Black.} (17... Ncd5 $16 {was called for.}) 18. Rxb7 $18 Rxb7 19. Qb3+ $1 Kh7 20. Qg3 Ne8 {[#]} 21. Qg6+ $1 Kg8 {And now ...Rb6 would win.} ({Much weaker is} 21... Kh8 22. Qe6 $18) 22. Qe6+ Kh7 23. Ng6 ({Worse is} 23. Nf7 Qb6 $15) 23... Qd7 (23... Rb6 {is a better defense.} 24. Nxf8+ (24. Qxe7 Qxe7 25. Nxe7 Rf7 $16) 24... Bxf8 25. Qxf5+ Kg8) 24. Nxf8+ Bxf8 {[#]} 25. Qg6+ $1 Kg8 26. Ng3 Nc2+ $2 (26... Nd6 27. Bxb7 Qxb7) 27. Kd1 Rc7 28. Qxf5 Qxf5 29. Nxf5 Nb4 30. Rh3 Rc5 31. Be4 Rc4 32. Bb1 Rg4 {[%cal Rg4g1]} 33. Rg3 Rxg3 34. fxg3 Kf7 35. Nd4 {aiming for Bg6+.} Bd6 $2 (35... Nc7 36. g4 Ke8) 36. Bg6+ {White is clearly winning.} Kf8 37. g4 Nc7 38. Nf5 {[%mdl 64] Double Attack. Accuracy: White = 77%, Black = 47%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.05"]
[Round "6.6"]
[White "Mondrzycki, Bartlomiej"]
[Black "Jankowiak, Piotr"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2140"]
[BlackElo "2009"]
[Annotator "TA"]
[PlyCount "171"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,171,13,30,8,30,52,56,50,43,51,79,37,65,71,45,23,114,121,119,0,7,0,12,19,20,22,18,35,13,0,0,-160,-27,-28,-33,-56,-50,-60,-52,-61,-53,-75,-68,-52,-64,-72,-47,-39,-31,-31,0,0,0,0,33,39,34,18,32,29,63,51,74,66,73,93,97,54,84,87,109,79,81,81,95,92,89,77,105,112,122,120,129,124,120,113,123,97,104,0,177,167,189,108,234,239,657,224,231,224,366,257,566,612,619,600,1903,1862,1464,285,307,0,1249,698,841,500,464,461,293,354,368,262,6925,4602,5902,6211,5832,5832,4602,3279,29981,29981,29980,29980,29980,29981,29980,29981,29979,2633,29970,5832,29984,29977,29974,29975,29977,29978,29978,29979,5887,5887,29981,5887,29988,29989,29989,29990,29990,29991]} 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 c5 5. cxd5 Nxd5 6. O-O Be7 7. Nc3 O-O 8. Nxd5 {A30: Symmetrical English: Double Fianchetto and Hedgehog.} Qxd5 9. d4 {[#]} Qh5 $146 ({Predecessor:} 9... cxd4 10. Qxd4 Qb5 11. Qe5 Qd7 12. Qh5 Nc6 13. Ne5 Nxe5 14. Qxe5 Bf6 15. Qe4 a5 16. Rb1 Ra6 17. Bf4 Rd8 {1-0 (46) Barseghyan,H (2500)-Unuk,L (2282) Barcelona 2019}) 10. Be3 {White is slightly better.} cxd4 11. Nxd4 e5 12. Nb5 $1 {[%cal Rb5c7]} Nc6 13. Bxc6 bxc6 14. Nxa7 Ba6 (14... Rd8 $11 15. Qc1 Ba6) 15. Nxc6 $16 Bf6 16. f3 (16. Re1 $1 $16) 16... e4 $11 17. Bd4 Bxd4+ 18. Nxd4 Rfd8 {White must now prevent ...Qh6.} 19. Qd2 exf3 20. Rxf3 Qd5 21. e3 Bb7 22. h4 $2 (22. Qc2 $11) 22... Rxa2 (22... Qe4 $1 $17 23. Qf2 Rxd4 $1 {[%mdl 576] Remove Defender} 24. exd4 Qxf3 25. Qxf3 Bxf3) 23. Rxa2 Qxa2 24. Rf1 Qd5 {[%mdl 1024] Black has compensation.} 25. Kh2 Re8 {Strongly threatening ...Rxe3!} 26. Rd1 h6 27. Rg1 Qe4 28. Re1 Rd8 29. Qf2 Rc8 30. Rf1 Bd5 31. Rg1 Re8 (31... Qd3 {looks sharper.} 32. Re1 g6 33. Kh3 Rb8 34. Rc1 Qe4) 32. Qf5 Qxf5 33. Nxf5 {[%mdl 4096] Endgame KRB-KRN} Be6 34. Nd4 Rb8 35. Rg2 Bd5 36. Rd2 Re8 37. Kg1 g6 ({Avoid the trap} 37... Rxe3 $2 38. Nf5 $18) 38. Kf2 Ra8 39. b4 Kf8 40. Ke2 Bc4+ 41. Kf3 Rb8 42. Nc6 Rb6 43. Ne5 Be6 44. Rd4 Ke7 45. Nd3 Rb5 46. Nc5 Bf5 47. Kf4 Kf6 48. e4 g5+ 49. Ke3 Bh3 50. Rd6+ Kg7 51. Rd4 ({White should play} 51. Nd3 $16) 51... gxh4 $2 (51... Kf6 $1 $11 {and Black has nothing to worry.}) 52. gxh4 $18 Kg6 {[#]} 53. Nd3 (53. Na4 $1 $18) 53... Bf1 (53... Be6 $16 {was called for.} 54. e5 Rb6) 54. Nf4+ Kg7 $2 (54... Kf6 55. Rd6+ Kg7) 55. Nd5 $2 (55. Kf2) 55... Bh3 56. Rc4 f5 (56... Rb8 $142 57. Rc6 Bg2) 57. Nc3 Re5 $2 (57... Rb7 {is a better chance.} 58. exf5 Bxf5) 58. Kf4 Re7 59. exf5 Re1 60. Rc7+ Kg8 61. Rc8+ $2 (61. b5 Bg2 62. b6) 61... Kf7 62. Rc7+ $2 (62. Rc5) 62... Kg8 $1 63. f6 Rf1+ 64. Ke5 Rf5+ 65. Ke6 Rf3+ 66. Ke7 {Nd5 is the strong threat.} Re3+ 67. Kd8 {aiming for Nd5.} Rd3+ $2 {[#]} (67... Kf8 68. Rc5 Re8+ 69. Kc7 Kf7) 68. Ke8 $1 {White wants to mate with f7+.} Re3+ 69. Re7 {Intending f7+ and mate.} Be6 70. Nb5 Bf7+ 71. Kd7 Rb3 72. Nd6 Bh5 73. b5 Bg4+ 74. Ke8 Bh5+ 75. f7+ Kg7 76. Kd8 (76. Nf5+ $142 Kf6 77. Nd4 Rxb5 78. Nxb5 Kf5 79. Nd6+ Kg4 80. Re4+ Kh3 81. Ke7) 76... Rd3 77. Rd7 (77. Kc7 $142 Rc3+ 78. Kd7 Bg4+ 79. Ke8 Bh5 80. b6 Ra3 81. Nf5+ Kf6 82. b7) 77... Kf8 78. Kc7 Rc3+ 79. Kb7 Kg7 80. b6 {[%cal Bb5b6,Bb6b7][%mdl 32]} Bf3+ 81. Kb8 Rb3 82. b7 Rb4 83. Rd8 (83. f8=Q+ $142 Kxf8 84. Rf7+ {[%mdl 64] Double Attack} Kg8 85. Rxf3 Rxh4 86. Rf5 Rg4 87. Kc8 Kh7 88. Re5) 83... Rf4 84. Rg8+ {White mates.} Kh7 85. f8=Q Rxf8+ 86. Rxf8 {Accuracy: White = 63%, Black = 52%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.05"]
[Round "6.7"]
[White "Piekielny, Pawel"]
[Black "Gardian, Adam"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "2099"]
[BlackElo "1723"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,60,31,24,64,-77,-71,-78,-72,-125,-109,-145,-110,-83,72,65,106,99,103,93,141,114,104,120,268,277,276,266,268,262,29987,29988,29988,29989,29998,29999,29999]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Nbd7 9. O-O-O Qc7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. f5 Bxg5+ {13...0-0 is a critical line.} 14. Kb1 Ne5 {14...0-0 is vanishing. B99: Sicilian Najdorf: 6 Bg5 e6 7 f4 Be7 8 Qf3 Qc7 9 0-0-0 Nbd7.} 15. Qg3 (15. Qh5 $14 {was the only good move.} Qd8 16. Nxe6 Bxe6 17. fxe6) 15... Bf6 $1 $17 16. Bh3 {[%cal Rf5e6]} Qe7 $1 {Black is better.} 17. fxe6 (17. Rhg1 $142) 17... fxe6 18. Nce2 O-O 19. Rhf1 {[#]} Ra7 $146 {[#]} (19... Nc4 $17 {stays on course.} 20. b3 Na3+ 21. Kb2 b4 22. Rxf6 Qxf6 23. Qxd6 Nb5 24. Qxb4 Rd8) ({Predecessor:} 19... Nc4 20. b3 Na3+ 21. Kc1 Bd7 22. Nf3 Rac8 23. Ne1 Be5 24. Rxf8+ Qxf8 25. Qg1 Qf6 {0-1 (35) Lampert,J (1969)-Rafiee,M (2111) Dresden 2008}) 20. Nf4 $1 $16 {[%cal Rh3e6]} Kh8 21. Bxe6 Bxe6 22. Ndxe6 Rc8 23. Qh3 {aiming for Ng5!} Re8 {[#]} 24. Nd4 $1 $36 {[%cal Rd4c6][%mdl 2048] Hoping for Nc6! Black is under strong pressure.} Rc7 {This costs Black the game.} (24... Qd7 $16) 25. Nf5 $18 Qd7 26. Rxd6 {[%mdl 64] Double Attack} Qc8 27. Nd5 {[%mdl 64] Double Attack} Rxc2 $2 (27... Rf7 $18 28. Nxf6 gxf6) 28. Nxf6 {[%mdl 64] Overworked Piece. White mates.} gxf6 {[#]} 29. Qh6 $1 {[%csl Gf5][%cal Rh6g7][%mdl 512]} Rg2 30. Qxf6+ Kg8 31. Nh6# {Accuracy: White = 78%, Black = 44%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.05"]
[Round "6.8"]
[White "Skurniak, Szymon"]
[Black "Trybus, Daniel"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2036"]
[BlackElo "1950"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,105,-32,48,35,54,56,48,55,46,43,120,108,202,146,277,263,255,251,358,316,418,389,378,358,450,285,265,272,277,297,284,268,262,230,293,193,282,226,220,214,415,406,548,532,982,555,517,522,1201,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,19,20,59,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,172,145,198,214,29987,29988,29998,29998,29998,29999]} 1. d4 Nf6 2. Bg5 Ne4 3. h4 c5 4. d5 d6 5. Nd2 Qa5 ({Better is} 5... Nxg5 $15 6. hxg5 e6) 6. c3 $14 {A45: Trompowsky Attack.} Nxg5 7. hxg5 g6 8. e4 {White is slightly better.} Bg7 {[#]} 9. a4 $146 ({Predecessor:} 9. Nc4 Qc7 10. a4 h5 11. Nf3 O-O 12. Be2 Rd8 13. Nh4 e6 14. Ne3 Qe7 15. dxe6 Qxe6 {½-½ (45) Sielicki,T (1947)-Myc,M (2306) Warszawa 2017}) 9... h5 ({Black should try} 9... h6 $14) 10. f4 O-O (10... Bg4 $16 {might work better.} 11. Ngf3 Qd8) 11. Be2 e6 (11... Nd7 $16 {was worth a try.}) 12. dxe6 $1 $18 fxe6 13. Nc4 Bxc3+ (13... Qc7 $142 14. Qxd6 Qc6) 14. Kf1 Qd8 15. bxc3 d5 16. exd5 Qxg5 17. Bf3 Qxf4 18. Qd3 Qf6 {and the idea ...exd5 leaves Black hopeful.} 19. Re1 e5 20. Nxe5 Bf5 21. Qe3 Re8 22. c4 {Strongly threatening Ng4.} Na6 (22... Kg7 $142 23. Kf2 Nd7 24. Nxd7 {[%mdl 64] Discovered Attack} Bxd7) 23. Nh3 Nb4 24. Qg5 $1 {[%cal Rg5f6]} Qg7 $2 (24... Qxg5 25. Nxg5 Nc2) 25. g4 $1 {[%cal Rg4f5]} hxg4 26. Nxg4 Bxg4 27. Bxg4 Rxe1+ 28. Kxe1 {And now Be6+ would win.} Qa1+ {[#]} 29. Kf2 $2 (29. Ke2 $1 $18 Qb2+ 30. Kf3 Rf8+ 31. Nf4 Qc3+ 32. Kg2 Qd2+ 33. Be2) 29... Rf8+ $11 30. Kg2 Qb2+ 31. Kg3 {White threatens Be6+ and mate.} Qc3+ {[%mdl 64] Double Attack} 32. Kh2 Qc2+ 33. Kg3 {Threatening mate with Be6+.} Qc3+ 34. Kg2 {White wants to mate with Be6+.} Qc2+ 35. Kg1 {Black must now prevent Be6+.} Qb1+ 36. Kg2 Qb2+ 37. Kg3 {Intending Be6+ and mate.} Qc3+ {[%mdl 64] Double Attack} 38. Kh4 Qh8+ 39. Bh5 {[%mdl 64] Pin} Qd4+ 40. Qg4 Qf6+ 41. Kg3 (41. Ng5 $1 $14 gxh5 42. Qe4 (42. Kxh5 Nd3 $14)) 41... Qc3+ 42. Kg2 {Hoping for Qe6+.} Qc2+ 43. Kg1 Qc1+ 44. Kg2 Qc2+ 45. Kg1 Qc1+ 46. Qd1 Qe3+ 47. Kg2 gxh5 48. Re1 Qd4 $2 (48... Nc2 $11 49. Rg1 Nd4 50. Kh2+ Kf7) 49. Qxh5 $18 Nd3 (49... Qh8 $16 50. Qxh8+ Kxh8) 50. Re7 $40 {[%csl Ge7][%cal Rh5h7][%mdl 128] Black is in trouble.} Nf4+ $2 (50... Qf2+ $18 51. Nxf2 Nf4+ 52. Kg1 Nxh5 53. Rxb7 Rf4) 51. Nxf4 {White mates.} Rxf4 52. Qe8+ Rf8 53. Qg6+ {Accuracy: White = 81%, Black = 44%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.05"]
[Round "6.9"]
[White "Bojczewski, Mateusz"]
[Black "Vanduyfhuys, Daria"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1886"]
[BlackElo "1985"]
[Annotator "ChessBase"]
[PlyCount "77"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 6. Ndb5 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 7. Bg5 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 8. Na3 {[%emt 0:00:00]} b5 {[%emt 0:00:00]} 9. Bxf6 {[%emt 0:00:00]} gxf6 {[%emt 0:00:00]} 10. Nd5 {[%emt 0:00:00]} f5 {[%emt 0:00:32]} 11. g3 {[%emt 0:00:00]} fxe4 {[%emt 0:08:04]} 12. Bg2 {[%emt 0:00:00]} Bf5 {[%emt 0:01:11]} 13. O-O {[%emt 0:00:00]} Bg7 {[%emt 0:01:10]} 14. Re1 {[%emt 0:00:00]} O-O {[%emt 0:00:27]} 15. c3 {[%emt 0:00:00]} Bg6 {[%emt 0:09:33]} 16. Bxe4 {[%emt 0:00:00]} Bxe4 {[%emt 0:00:19]} 17. Rxe4 {[%emt 0:00:07]} f5 {[%emt 0:01:20]} 18. Re1 {[%emt 0:08:24]} Rb8 {[%emt 0:15:31]} 19. Nc2 {[%emt 0:00:39]} Qd7 {[%emt 0:02:22]} 20. f4 {[%emt 0:08:01]} Qa7+ {[%emt 0:08:01]} 21. Kh1 {[%emt 0:01:01]} Qb7 {[%emt 0:02:32]} 22. Kg1 {[%emt 0:08:57]} Kh8 {[%emt 0:09:13]} 23. a3 {[%emt 0:04:59]} a5 {[%emt 0:00:44]} 24. Nce3 {[%emt 0:01:19]} b4 {[%emt 0:01:51]} 25. Qh5 {[%emt 0:02:52]} bxc3 {[%emt 0:03:57]} 26. bxc3 {[%emt 0:00:39]} exf4 {[%emt 0:05:02]} 27. Nxf4 {[%emt 0:00:49]} Ne5 {[%emt 0:00:38]} 28. Ned5 {[%emt 0:00:44]} Rfc8 {[%emt 0:06:29]} 29. Qxf5 {[%emt 0:12:34]} Nf3+ {[%emt 0:01:22]} 30. Kg2 {[%emt 0:00:30]} Nxe1+ {[%emt 0:00:20]} 31. Rxe1 {[%emt 0:00:00]} Re8 {[%emt 0:02:57]} 32. Ne6 {[%emt 0:10:34]} Qb2+ {[%emt 0:02:46]} 33. Kh3 {[%emt 0:00:21]} Qd2 {[%emt 0:00:46]} 34. Ng5 {[%emt 0:00:39]} Qxg5 {[%emt 0:06:12]} 35. Rxe8+ {[%emt 0:00:08]} Rxe8 {[%emt 0:00:00]} 36. Qxg5 {[%emt 0:00:00]} Be5 {[%emt 0:00:00]} 37. Nf6 {[%emt 0:00:43]} Rf8 {[%emt 0:01:03]} 38. Nd7 {[%emt 0:00:00]} Rg8 {[%emt 0:00:00]} 39. Nxe5 {[%emt 0:00:04]} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.05"]
[Round "6.10"]
[White "Krawiec, Grzegorz"]
[Black "Wong, Gengchun"]
[Result "1/2-1/2"]
[ECO "B91"]
[WhiteElo "1812"]
[BlackElo "2190"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,81,0,0,0,0,0,0,0,10,-13,-3,-16,-26,-24,0,-42,-39,-51,-37,-56,-56,-56,-56,-70,-73,-96,-96,-127,-113,-123,-122,-142,-120,-106,-121,-118,-99,-126,-95,-111,-89,-100,-75,-132,-120,-147,-101,-87,0,-43,58,54,151,46,117,83,93,87,235,163,145,171,176,150]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e6 7. Bg2 Qc7 8. O-O Be7 9. a4 Nc6 10. Nxc6 bxc6 11. b3 {B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack.} O-O 12. Ba3 Bb7 {[#]} 13. Re1 $146 {The position is equal.} ({Predecessor:} 13. Qe2 c5 14. Rfe1 Nd7 15. Nd1 Rfe8 16. Bb2 Rad8 17. Ne3 {½-½ (17) Drollinger,D-Horvath,C (2519) Lugano 2000}) 13... Nd7 14. Ne2 c5 15. c4 Bf6 16. Rb1 Nb8 17. Bb2 Bxb2 18. Rxb2 Nc6 19. Qd2 Rab8 20. Rd1 Rfd8 21. Qc3 Ba8 22. Rd3 e5 23. f3 h6 24. Bf1 Rb4 25. Nc1 Rdb8 26. Be2 Nd4 27. Bd1 Qb7 28. Rbd2 Rb6 29. Rb2 Rf8 30. a5 Rc6 31. Ne2 {[#]} (31. g4 $142) 31... f5 $1 $17 32. exf5 Rxf5 33. b4 cxb4 (33... Rc8 $17 34. Nxd4 cxd4) 34. Nxd4 exd4 ({Better is} 34... bxc3 $15 35. Rxb7 exd4) 35. Qxb4 $14 Qc8 (35... Qxb4 $14 36. Rxb4 Rc8) 36. Qb8 (36. Rxd4 $16 Rf8 37. Qd2) 36... Rxc4 {[#]} (36... Qxb8 $1 $14 37. Rxb8+ Rf8) 37. Rxd4 $1 {[%mdl 512]} Rc1 (37... Rxd4 38. Bb3+) 38. Rxd6 {Strongly threatening Rd8+.} Rf8 (38... Bxf3 $16 39. Qxc8+ (39. Rd8+ Qxd8 40. Qxd8+ Rf8 $11) 39... Rxc8) 39. Qxc8 {White is clearly better.} Rfxc8 40. Kf2 Bc6 {[#]} 41. Be2 $1 {Accuracy: White = 70%, Black = 62%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.05"]
[Round "6.11"]
[White "Kanicki, Krzysztof"]
[Black "Szczesniak, Konrad"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2163"]
[BlackElo "2033"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,87,26,52,24,28,10,18,16,26,19,37,6,54,45,52,45,45,25,38,38,42,42,62,69,169,166,208,201,239,252,222,201,227,214,304,304,306,291,306,298,282,217,187,215,275,169,209,202,194,202,202,164,213,213,208,210,208,209,237,250,317,289,344,326,338,275,378,376,442,431,565,559,747,738,1646,1531,2615,2604,5493,5401]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 dxc6 5. d3 Qc7 6. b3 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} e5 {[#]} 7. Nbd2 $146 ({Predecessor:} 7. h3 Be6 8. Bb2 f6 9. Nbd2 Nh6 10. Qe2 Nf7 11. a4 Be7 12. Qe3 b6 13. Nf1 {1-0 (65) Roerig,E (1990)-Eichenseer,F (2044) Bayern 2003}) 7... Ne7 8. Nc4 {The position is equal.} Ng6 9. h4 f6 10. h5 Ne7 11. Be3 $36 {[%mdl 2048] White is pushing.} b6 {[%cal Bb7b6,Bb6b5][%mdl 32]} 12. a4 Be6 13. a5 {[#] aiming for axb6.} b5 14. Ncd2 Ng8 15. Nh4 Rd8 16. Qf3 c4 {White now steadily converts the win.} ({Better is} 16... g6 $14) 17. bxc4 $18 bxc4 18. Nxc4 Bxc4 19. dxc4 Bb4+ 20. Kf1 Qf7 21. g3 Qxc4+ (21... c5 $142 22. Kg2 Ne7) 22. Kg2 Ne7 23. Bxa7 O-O 24. Bb6 Ra8 25. Qb3 Qxb3 26. cxb3 Nc8 27. Rac1 Nxb6 28. axb6 Rfb8 29. Rxc6 {Hoping for Nf5.} Ra6 30. h6 {[#] hxg7 is the strong threat.} gxh6 31. Rxf6 Raxb6 32. Rxb6 Rxb6 {[%mdl 4096] Endgame KRB-KRN} 33. Rd1 Bf8 34. Rd5 Bd6 35. Nf3 Bf8 36. Nxe5 Rxb3 37. Ng4 Rb6 38. f4 Rc6 39. e5 {White is clearly winning.} Kf7 40. f5 Rc2+ 41. Kh3 Rc7 42. Nf6 Be7 43. Rd7 Rc5 44. Nd5 {Accuracy: White = 78%, Black = 41%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.05"]
[Round "6.12"]
[White "Peglau, Dora"]
[Black "Krzywda, Andrzej"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1704"]
[BlackElo "2156"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,62,51,50,30,31,-3,-2,0,0,-13,-25,-17,59,-71,-59,-68,-16,-31,0,-26,-42,-40,8,7,13,6,8,7,9,0,0,0,0,-19,-15,-28,-26,-65,-62,-85,-18,-528,-511]} 1. e4 c5 2. Nf3 e6 3. c4 d6 4. Nc3 Nf6 5. d4 cxd4 6. Nxd4 a6 7. Be3 b6 8. f3 Bb7 9. Qd2 Nbd7 10. Be2 Be7 11. O-O O-O 12. Rfc1 {A31: Symmetrical English: 2 Nf3 Nf6 3 d4.} Re8 13. a4 d5 14. cxd5 {The position is equal.} exd5 {[#]} 15. Nxd5 $146 ({Predecessor:} 15. exd5 Bc5 16. Nf5 Nxd5 17. Nxd5 Bxd5 18. Qxd5 Bxe3+ 19. Nxe3 Rxe3 20. Kf2 Qe8 21. Qd2 {1-0 (47) Coiffait,P (2261)-Loiseau,Q (2457) Europe Chess INT 2020}) 15... Nxd5 16. exd5 Bc5 (16... Nf6 $11) 17. Rc2 {[#]} (17. b4 $14 {stays ahead.} Bxb4 18. Qxb4 Rxe3 19. Qd2) 17... Nf6 $1 $17 18. Bf2 Qxd5 (18... Nxd5 $15 19. Bf1 Qf6) 19. b4 Bd6 {Hoping for ...Ng4!} 20. Bc4 Qh5 $1 {[%cal Rh5h2]} 21. Bg3 Rad8 (21... Bf8 {with more complications.} 22. Rd1 Nd5 23. Bxd5 Qxd5 24. Bc7 a5) 22. Bxd6 Rxd6 23. Qf4 Qe5 24. Qxe5 Rxe5 25. Ne2 g5 26. h3 h5 27. Rac1 g4 28. hxg4 hxg4 29. Rf1 gxf3 30. gxf3 Re3 (30... Kf8 $17 31. b5 a5) 31. f4 $2 {[%mdl 8192] [#]} (31. Ng3 $11 {and White stays safe.} Rd7 32. Nf5) 31... Ng4 {Accuracy: White = 58%, Black = 66%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.05"]
[Round "6.13"]
[White "Kowalczyk, Wojciech"]
[Black "Golecki, Jan"]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "1873"]
[BlackElo "2106"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,80,0,1,6,6,0,7,0,0,20,35,24,68,48,34,29,22,-9,-14,-29,0,-105,-104,-94,-92,-100,-91,-67,-16,-25,-19,-33,-27,-82,-71,-105,-119,-175,-160,-163,-39,-174,-97,-93,-106,-98,0,0,16,-251,-243,-215,745,727,1270,184,177,182,177,183,165,115,122,0,168,0,117,0,172,168,137,0,29971]} 1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 e6 5. Nge2 a6 6. Nxd4 {B23: Closed Sicilian: Lines without g3.} cxd4 7. Ne2 b5 8. Bb3 Bb7 9. d3 Qb6 10. O-O Ne7 11. Ng3 g6 12. Bg5 Bg7 {[#]} 13. Bxe7 $146 ({Predecessor:} 13. f4 f6 14. Bh4 O-O-O 15. Ne2 Rhf8 16. c3 dxc3+ 17. Bf2 Qd6 18. Nxc3 Kb8 19. Qe2 {1-0 (27) Van Overdam,J (2367)-Alienkin,A (2394) Belgium 2016}) 13... Kxe7 14. f4 h5 15. f5 (15. e5 $11) 15... gxf5 $17 16. exf5 Be5 {White must now prevent ...Bxg3.} 17. Ne4 Bxe4 18. dxe4 f6 (18... Rag8 $15) 19. Kh1 Rag8 20. Qd2 Rg4 21. Rae1 (21. fxe6 $11 {keeps the balance.} dxe6 22. Rae1) 21... Rhg8 {Hoping for ...Qd6.} 22. Re2 {[#]} d3 $1 {[%mdl 512]} 23. Qxd3 {[#]} (23. cxd3 $2 Bxh2 $1 {[%mdl 512]} 24. Qe3 (24. fxe6 $2 Rh4 $19) 24... Rh4 $19) (23. Ref2 $17 {was worth a try.}) 23... Bxh2 $1 $19 {[%mdl 512] ...Rh4 is the strong threat.} 24. fxe6 (24. Kxh2 Rh4+) 24... d6 (24... dxe6 $19 25. Rd2 Bd6) 25. Qf3 (25. Qe3 $1 $15 Qxe3 26. Rxe3) 25... Be5 (25... Rf4 $19 26. Qxf4 Bxf4 27. Rxf4 Rg4 28. Rxg4 hxg4) 26. Qh3 $17 Bg3 27. Rf3 Qc5 (27... Rh4 $17 28. Rxg3 Rxh3+ 29. Rxh3 Qd4) 28. e5 $1 $40 {[%cal Re5f6][%mdl 128] Black needs to defend precisely.} dxe5 {Strongly threatening ...e4.} 29. Rxg3 $4 {[%mdl 8192]} (29. Rd2 $11 Rh4 30. Rd7+ Ke8 31. Rc3 Rxh3+ 32. gxh3 Qxc3 33. bxc3) 29... Rxg3 $19 30. Qxh5 {Qf7+ would kill now.} R8g7 $4 {[%mdl 8192]} (30... R3g6 $19 31. c3 Qc6) 31. Rd2 $18 {White threatens Rd7+ and mate.} Rxb3 32. axb3 $2 (32. Rd7+ Kxe6 33. Rxg7) 32... Kxe6 {[%mdl 4096] Endgame KQR-KQR} 33. Qh3+ Kf7 34. Rd7+ Kg8 {Threatening ...Rxd7.} 35. Rd8+ Kf7 36. Rd7+ Kg8 {next ...Rxd7 is good for Black.} 37. Rd8+ ({White should try} 37. Qe6+ $18 Kh7 38. Rd3 (38. Qxf6 Rxd7 39. Qf5+ {[%mdl 64] Double Attack} Kh8 $11)) 37... Kf7 $16 38. Rd7+ (38. Qh5+ $1 $16 Ke6 39. Qh3+ Kf7) 38... Kg8 $18 {With the idea ...Rxd7.} 39. Qe6+ {[%mdl 64] Double Attack} Kh7 40. Rd8 ({But not} 40. Qxf6 $6 Rxd7 41. Qf5+ {[%mdl 64] Double Attack} Kh8 $11) (40. Rd3 $1 $16 {Intending Qe8 and mate.} Qe7 41. Qf5+ (41. Qxa6 Qb7 $14) 41... Kg8 42. Qc8+ {[%mdl 64] Double Attack} Kh7 43. Kg1 (43. Qxa6 Qb7 $14) (43. Rh3+ Kg6 $16)) 40... Qf2 $4 {[%mdl 40960] Accuracy: White = 61%, Black = 65%. . An unexpected result.} (40... Qxc2 $11 41. Qh3+ Kg6 42. Qg4+ {[#]} Kh6 $1 {[%mdl 512]} 43. Qh3+ Kg6 44. Qg4+ Kh6 $1 {[%mdl 512]} 45. Qh4+ Kg6 46. Qg4+) 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.05"]
[Round "6.14"]
[White "Peglau, Mirjam"]
[Black "Malecki, Rafal"]
[Result "1-0"]
[ECO "E83"]
[WhiteElo "1851"]
[BlackElo "2071"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,102,38,34,-16,7,9,11,0,33,0,39,-19,-28,-46,-40,-46,-36,-37,18,17,15,14,33,14,32,0,43,48,115,62,68,64,59,56,91,57,69,0,0,0,0,-45,79,71,268,267,741,707,725,700,722,576,806,496,491,492,482,471,675,672,729,660,1339,1389,1362,1365,1229,1078,1050,1036,1542,1487,5045,5027,5033,5029,29989,29990,29992,29993,29993,29994,29995,29995,29995,29996,29999]} 1. d4 Nf6 2. c4 g6 3. f3 Bg7 4. e4 O-O 5. Nc3 d6 6. Be3 Nc6 {[%cal Bb8c6,Bc6d4,Bd4c2][%mdl 32]} 7. Bd3 e5 8. d5 Nd4 9. Nge2 Nh5 10. Bc2 {[%cal Re2d4] E83: King's Indian: Sämisch Panno (6...Nc6): Lines without either Nge2 or Qd2.} Nxc2+ (10... Qh4+ {keeps more tension.} 11. Bf2 Qg5 12. Kf1 Nxc2 13. Qxc2 f5) 11. Qxc2 f5 12. O-O-O {[#] The position is equal.} a6 $146 ({Predecessor:} 12... fxe4 13. fxe4 Nf4 14. Nxf4 exf4 15. Bd4 Bg4 16. Rd3 Bxd4 17. Rxd4 f3 18. gxf3 Bxf3 {0-1 (48) Mrkonjic,N (2349)-Bajramovic,H (2104) Bosna 2017}) 13. Kb1 Bd7 14. Rhg1 (14. Ng3 $14) 14... Nf6 $11 15. h3 b5 {...b4 is the strong threat.} 16. Qb3 {[%cal Rc4b5]} bxc4 17. Qxc4 Bb5 (17... f4 $15 18. Bf2 Qc8) 18. Nxb5 axb5 19. Qd3 fxe4 20. fxe4 Qc8 21. a3 b4 (21... Qb7 $5 {[%cal Rb5b4]}) 22. axb4 Ra4 ({Black should try} 22... Qb7 $14) 23. Qb5 ({White should play} 23. Qb3 $16 Qa6 24. Nc3 Ra1+ 25. Kc2 Rxd1 26. Rxd1) 23... Qe8 $14 24. Qc4 Qb8 25. Bd2 Qb6 26. b3 Ra7 27. Nc3 (27. Rgf1 $14) 27... Rfa8 $11 28. Rge1 {Black must now prevent Be3.} Qf2 29. Re2 Qg3 (29... Qd4 $15 {keeps the upper hand.} 30. Qxd4 exd4) 30. Kb2 $36 {[%mdl 2048] White has strong initiative.} Nd7 $2 {Black cannot hold the game after this.} (30... Nh5 $16) 31. Be3 $18 Rb7 $2 (31... Nb6 32. Qc6 Bf8) 32. Qc6 {[%mdl 64] [#] Double Attack} Rab8 33. Qxd7 Rxb4 34. Kc2 Rxb3 35. Qe6+ Kh8 36. Rb1 Rxb1 37. Nxb1 h5 (37... Qh4 $142 38. Nc3 Bf8) 38. Nc3 Kh7 39. Qd7 Qh2 40. Qxc7 Ra8 41. Qxd6 Qh1 42. Qb4 Qa1 43. d6 Bf8 44. Qb7+ Kh8 45. d7 Be7 46. Qd5 Bf6 47. Rf2 {White mates.} Rb8 48. Rxf6 Qb2+ {[#]} 49. Kd3 $1 Rd8 50. Rxg6 Qb8 51. Qf7 {[%cal Rg6h6]} h4 52. Qg7# {Accuracy: White = 58%, Black = 43%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.05"]
[Round "6.15"]
[White "Roessler, Frank-Peter"]
[Black "Peglau, Markus"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1902"]
[BlackElo "1910"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,88,-8,-12,-23,-22,-14,-61,-65,-212,-216,-215,-214,-229,-216,-213,-216,-225,-218,-213,-177,-221,-181,-155,-64,-102,-71,-80,-82,-100,-102,-95,-64,-62,-74,-77,-56,-162,-163,-148,-35,-116,-8,-62,-35,-87,-83,-109,-89,-103,-104,-101,-72,-72,0,-46,-49,-62,0,0,59,41,28,0,37,0,27,20,22,0,5093,2250,1743,121,122,-29993,1354]} 1. f4 d5 2. Nf3 c5 3. g3 Nc6 4. Bg2 Nf6 5. d3 g6 6. O-O Bg7 7. c3 O-O 8. Na3 Re8 {A03: Bird's Opening with 1...d5.} 9. Ne5 Bf5 {[#]} 10. e4 $146 ({Predecessor:} 10. h3 h5 11. Qe1 Qc8 12. Kh2 Rd8 13. e4 dxe4 14. dxe4 Bd7 15. Be3 b6 16. Qf2 {1-0 (67) Forova,T (1912)-Fyodorova,I (1951) Moscow 2011}) 10... dxe4 {Black is slightly better.} 11. g4 (11. dxe4 $15 Bxe4 12. Qb3) 11... Nxe5 $19 12. gxf5 Nxd3 13. fxg6 hxg6 14. f5 gxf5 15. Rxf5 Qb6 16. Qe2 Qe6 17. Rg5 Nxc1 18. Rxc1 Rac8 ({Much less strong is} 18... Qxa2 19. Re1 $15) (18... Kf8 $17 {And now ...Bh6 would win.} 19. Re1 Bh6 20. Rxc5 Red8) 19. Re1 Red8 (19... Qxa2 $6 20. Bxe4 Nxe4 21. Qxe4 $11) 20. Nc4 {With the idea Ne3.} Rd5 21. Rxd5 Qxd5 22. Nd2 {[%cal Rd2e4]} Qxa2 23. Nxe4 Nxe4 24. Bxe4 e6 25. Bxb7 (25. Kh1 $15) 25... Rb8 26. Rd1 Qb3 (26... Bxc3 $1 $17 27. Qg4+ Bg7) 27. Rd7 (27. Ba6 $15) 27... Qb6 ({Don't play} 27... Rxb7 $6 28. Rd8+ Kh7 29. Qh5+ Bh6 30. Rh8+ $3 {[%mdl 512]} Kxh8 31. Qxh6+ Kg8 32. Qg5+ Kf8 33. Qd8+ Kg7 34. Qg5+ Kf8 35. Qd8+ Kg7 36. Qg5+ Kf8 $11) (27... Qa4 $1 $17 {[%cal Ra4d7]} 28. Rc7 Qf4) 28. Qf3 (28. Qh5 $11 c4+ 29. Kf1) 28... Rf8 29. Rd2 (29. Qf2 $1 $15) 29... Rd8 $17 30. Rg2 {Hoping for Qg4!} Qd6 31. Re2 Qd1+ 32. Kf2 Rd3 33. Qf4 Rd8 (33... Rd7 $17 34. Bc6 Qd6 $1 {[%mdl 512]} 35. Qxd6 Rxd6) 34. Bf3 Qd6 35. Qh4 f5 {[#]} ({Black should try} 35... Kf8 $15) 36. Rxe6 $1 $11 {[%mdl 512]} Qd2+ ({Black should play} 36... Qxe6 $11 37. Qxd8+ Kh7) 37. Re2 Qd6 38. Qc4+ Kf8 39. Qh4 Bf6 40. Qh6+ Bg7 41. Qh5 Qf6 $2 {[%mdl 8192] [#]} (41... Qf4 $11) 42. Bd5 $1 $18 {[%mdl 512]} a5 {[#]} (42... Rxd5 43. Qe8#) 43. Re6 $2 (43. Re5 $1 $18 {[%mdl 512]} f4 (43... Qxe5 44. Qf7#) 44. Rf5 $1 {[%mdl 512]} Rxd5 45. Rxf6+ Bxf6 46. Qxd5) 43... Qf7 $16 44. Re5 $2 {[%mdl 8192]} (44. Qf3 $16 Bf6 {[#]} 45. Re5 $1 {[%mdl 512]}) 44... Qf6 $4 {[%mdl 8192] Accuracy: White = 47%, Black = 47%.} (44... Qxh5 {avoids the disaster.} 45. Re2 Rxd5 46. h3 Rd3 47. Re4 Rd2+ {[%mdl 64] Double Attack} 48. Kg3 fxe4 49. Kf4 Bh6+ 50. Kxe4 Qd5#) 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.06"]
[Round "7.1"]
[White "Sieciechowicz, Marcin"]
[Black "Cukrowski, Filip"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2372"]
[BlackElo "2419"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,104,51,56,36,54,58,59,50,52,57,62,65,57,63,56,72,76,68,76,75,90,87,95,86,95,95,95,95,97,90,155,150,155,159,157,148,152,153,152,157,149,150,149,149,150,108,116,117,114,104,130,126,130,130,130,122,122,108,132,133,134,135,150,153,175,165,156,49,41,49,45,33,28,6,6,6,6,6,6,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 Nbd7 {[%cal Bb8d7,Bd7f8,Bf8e6][%mdl 32]} 7. Bd3 Nf8 8. Nf3 Ne6 9. Bh4 O-O 10. h3 {[#] D35: Queen's Gambit Declined: Exchange Variation.} c5 $146 ({Predecessor:} 10... g6 11. O-O c6 12. Rb1 Ng7 13. b4 a5 14. a4 Nf5 15. Bg5 Be6 16. Rb2 b5 {½-½ (30) Nguyen,C (2381)-Donchenko,A (2397) Metz 2011}) 11. dxc5 Nxc5 12. O-O {White is slightly better.} Be6 13. Nd4 a6 14. Nf5 Bxf5 15. Bxf5 g6 16. Bc2 Rc8 17. Rb1 Nce4 18. Nxd5 {[%mdl 64] Remove Defender} Nxd5 19. Bxe4 {Black must now prevent Bg3.} Nxe3 20. Qxd8 $1 Bxd8 21. Bxd8 Nxf1 22. Ba5 b6 {[#]} 23. Be1 $1 Rce8 {[#]} ({Better is} 23... Rfe8) 24. Bb7 $1 $16 {aiming for Bb4.} Rxe1 25. Rxe1 {[%mdl 4096] Endgame KRB-KRN} Nd2 26. Re2 Nc4 27. Bxa6 Nd6 28. Rd2 Rd8 29. a4 Kf8 30. b4 Ke7 31. Ra2 b5 32. Bxb5 Nxb5 33. axb5 {[%cal Ba4b5,Bb5b6][%mdl 32] KR-KR} Rd1+ 34. Kh2 Rd5 35. b6 Rb5 36. Rb2 Kd6 37. Kg3 Kd5 38. Kf4 f6 39. g4 Rxb6 40. b5 Kd4 41. Rb1 Kd3 42. Rb4 (42. Kf3 $16) 42... Kc3 $1 $14 {[%cal Rc3b4]} 43. Re4 Rxb5 44. Re6 f5 $1 45. Re7 {White wants to play g5.} fxg4 {The position is equal.} 46. hxg4 h5 47. gxh5 Rxh5 48. Rd7 Rf5+ 49. Ke3 Re5+ 50. Kf3 Rf5+ 51. Kg2 Rg5+ 52. Kf1 Kc4 {White really could win this. Accuracy: White = 92%, Black = 96%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.06"]
[Round "7.2"]
[White "Kopylov, Michael"]
[Black "Chmiel, Marcin"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2407"]
[BlackElo "2267"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,51,15,29,22,26,13,9,10,13,23,110,110,83,96,101,60,69,56,67,60,74,74,89,90,107,108,143,141,133,133,223,217,213,215,600,608,616,604,1020,1014,1891,1846]} 1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7 4. d4 e6 5. O-O Bd6 6. Nbd2 Ngf6 7. Re1 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} O-O 8. e4 dxe4 9. Nxe4 {The position is equal.} Nxe4 10. Rxe4 {[#]} f5 $146 (10... Bh5 $11) ({Predecessor:} 10... Nf6 11. Re1 c5 12. dxc5 Bxc5 13. Qxd8 Raxd8 14. Ne5 Bf5 15. c3 Nd5 16. a4 a5 {½-½ (35) Rakhmanov,A (2629)-Shirov,A (2643) St Petersburg 2018}) 11. Rxe6 $16 f4 12. Re4 {[%cal Rc1f4]} Nf6 13. Rxf4 Bxf4 14. Bxf4 Nd5 15. Be5 Qd7 {Hoping for ...Qf5.} 16. Qd3 $1 Bf5 17. Qb3 Be4 18. Re1 Qf5 {[%cal Re4f3]} 19. g4 $1 {[%cal Rg4f5]} Qxg4 {[%cal Re4f3]} 20. h3 $1 {[%cal Rh3g4] [#]} Qf5 {[#]} (20... Qg6 $2 21. Nh4 $18) (20... Qxg2+ $1 $16 {[%mdl 512] might work better.} 21. Kxg2 Rxf3 22. Qxf3 (22. Rxe4 Rxb3 23. axb3 Re8 $16) 22... Bxf3+ 23. Kxf3 c6) 21. Rxe4 $1 $18 {[%mdl 576] Deflection} Qxe4 {[#]} 22. Ng5 $1 {[%mdl 64] Pin, Discovered Attack} Qf5 $2 (22... Qe1+ 23. Kh2 Rxf2 24. Qxd5+ Kh8) 23. Bxd5+ {White is clearly winning.} Kh8 24. Qg3 {White wants to mate with Bxg7+!} Rf6 {[#]} 25. Be4 $1 Qd7 {[#]} 26. Qh4 $1 {Accuracy: White = 93%, Black = 36%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.06"]
[Round "7.3"]
[White "Mondrzycki, Bartlomiej"]
[Black "Kopylov, Daniel"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2140"]
[BlackElo "2348"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,37,-6,14,-20,-18,-20,-27,-62,-62,-62,-57,-73,-67,-104,-110,-110,-116,-124,-105,-109,-102,-101,130,0,0,0,0,0,0,0]} 1. c4 g6 2. e4 e5 3. d4 Nf6 4. Nf3 Nxe4 {[#]} 5. Qc2 $146 ({Predecessor:} 5. Bd3 Bb4+ 6. Kf1 d5 7. Nxe5 O-O 8. f3 Nf6 9. Nc3 Nc6 10. Nxc6 bxc6 11. c5 Bxc3 12. bxc3 {1-0 (41) Ubilava,E (2520)-Sion Castro,M (2435) Ampuriabrava 1997}) 5... f5 6. Nxe5 {A10: English Opening: Unusual Replies for Black.} Nc6 7. Nxc6 dxc6 8. Nc3 {Black has an edge.} Qxd4 9. Be3 Qe5 10. Nxe4 {aiming for Qc3.} Bb4+ 11. Bd2 Bxd2+ 12. Qxd2 Qxe4+ 13. Be2 Qxg2 14. O-O-O O-O 15. Qh6 {And now Rhg1 would win.} Qxf2 $2 {[#]} (15... Qe4 $1 $17 {[%cal Re4e2] stays on course.} 16. Rhe1 Qe7) 16. Rhg1 (16. Bh5 $1 $16 {[%cal Rh5g6][%mdl 512] White threatens Bxg6 and mate.} Qh4 {[%mdl 64] Double Attack, Pin} (16... gxh5 17. Rhg1+) 17. Rhg1) 16... Qxe2 {[#]The position is equal.} 17. Rxg6+ $1 {[%mdl 512]} hxg6 18. Qxg6+ Kh8 19. Qh6+ {[%mdl 64] Double Attack. Accuracy: White = 54%, Black = 70%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.06"]
[Round "7.4"]
[White "Barski, Radoslaw"]
[Black "Piekielny, Pawel"]
[Result "1-0"]
[ECO "C03"]
[WhiteElo "2444"]
[BlackElo "2099"]
[Annotator "TA"]
[PlyCount "141"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,141,12,27,41,42,18,1,8,10,0,0,0,0,0,0,0,17,0,18,6,31,24,87,87,79,77,82,79,78,71,112,106,94,108,108,115,128,100,128,139,171,174,160,135,147,133,129,90,83,91,138,164,186,135,135,133,127,116,133,133,148,135,207,205,216,206,234,222,245,266,274,262,256,254,268,266,293,307,342,312,312,308,309,314,446,237,468,456,480,471,506,497,477,456,518,509,535,537,509,508,504,478,976,962,945,939,916,903,773,732,755,683,625,373,943,710,5923,1907,1693,1456,906,662,651,651,642,611,704,456,29996,29997,29997,29998,29998,29999]} 1. e4 e6 2. d4 d5 3. Nd2 Be7 4. e5 c5 5. c3 Qb6 6. Ndf3 {C03: French Tarrasch: Unusual Black 3rd moves.} cxd4 7. cxd4 Bb4+ 8. Bd2 {The position is equal.} Nc6 9. Bxb4 (9. a3 {is interesting.} Bxd2+ 10. Qxd2 Bd7 11. b4 Nge7 12. Nh3) 9... Qxb4+ 10. Qd2 Qxd2+ 11. Kxd2 Nge7 12. Bd3 Bd7 13. Ne2 Rc8 {[#]} 14. h4 $146 ({Predecessor:} 14. Rac1 O-O 15. Rhe1 Nb4 16. Bb1 Rxc1 17. Rxc1 Nbc6 18. Re1 Rc8 19. h4 a5 20. Rc1 {1-0 (106) Gharamian,T (2626)-Bellahcene,B (2475) Bastia 2016}) 14... h5 15. Rag1 f6 (15... a5 $11 {remains equal.}) 16. Nf4 $16 Kf7 17. Re1 Nb4 18. Bb1 Nbc6 19. Re3 Nd8 20. Rg1 Ndc6 21. Rge1 Nd8 22. Bd3 Rh6 23. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Rc7 24. b5 Nc8 25. Rb1 Nb6 26. Rb4 Nc4+ 27. Bxc4 $1 Rxc4 28. Reb3 Rxb4 29. Rxb4 b6 30. Rb3 Ke8 31. a4 (31. Ra3 $18) 31... Nb7 32. Rc3 {aiming for Rc7.} Kd8 33. Re3 Na5 {Black wants to play ...Nc4+.} 34. Kc3 Nc4 35. Re1 Kc7 (35... fxe5 $16 {might work better.} 36. Nxe5 Nxe5) 36. exf6 $18 gxf6 37. Nxe6+ Bxe6 38. Rxe6 {[%mdl 4096] Endgame KRN-KRN} Kd7 39. Rc6 Nd6 40. Kd3 Rh8 41. Ng1 Rg8 42. g3 Ne4 43. Nh3 Nxg3 44. Nf4 ({Not} 44. Rxf6 Rg4 $18) 44... Ne4 45. f3 ({Don't take} 45. Nxd5 $6 Nxf2+ 46. Kc4 Rh8 $18) 45... Nd6 46. Nxd5 Rf8 (46... Rg1 {is a better defense.} 47. Nxf6+ Ke7 48. Nxh5 Rd1+ 49. Ke3 Nf5+ 50. Ke4 Nxh4 51. Rc7+ Kd6 52. Rxa7 Re1+ 53. Kf4 Rd1) 47. Nf4 (47. Rc7+ $142 Ke6 48. Nf4+ Kf5 49. Nxh5) 47... Nf5 $2 (47... Rh8 48. Nd5 Nf5 49. Nxf6+ Kd8) 48. Nxh5 Nxh4 49. Nxf6+ Ke7 50. Nd5+ Kd7 51. f4 Ng2 52. Ke4 Re8+ 53. Kf3 {[#] Nf6+ is the strong threat.} Ne1+ 54. Kg4 Rg8+ 55. Kf5 Rf8+ (55... Rg1 $142 56. Rc3 Rf1 57. Nf6+ Kd8) 56. Nf6+ Kd8 57. Kg6 Rh8 58. f5 Nf3 59. Rd6+ Kc8 60. Kf7 Rh4 61. d5 Rf4 $2 (61... Nd4 62. Re6 Nxf5) 62. Ke7 {Hoping for Rc6+.} Rxf5 63. Rd8+ (63. Rc6+ $142 Kb7 64. d6) 63... Kb7 64. Ne8 {White threatens Nd6+ and mate.} Re5+ 65. Kd6 Rh5 66. Rd7+ Kc8 {Strongly threatening ...Rh6+.} 67. Rf7 Ng5 68. Rf8 {Black must now prevent Nf6+.} Ne4+ (68... Kb7 $18 69. Nf6 Rh6) 69. Kc6 {[%cal Re8g7] White mates.} Kd8 70. Nd6+ {[%mdl 64] [#] Discovered Attack} Ke7 71. Rf7+ {Accuracy: White = 74%, Black = 58%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.06"]
[Round "7.5"]
[White "Nguyen, Alex Dac-Vuong"]
[Black "Jankowiak, Tomasz"]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "2366"]
[BlackElo "2115"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,80,17,46,28,23,25,23,23,57,40,51,64,52,-26,-21,-50,-30,-26,-34,-25,-41,-33,-39,-13,-18,-23,-33,-49,-10,-60,-57,-57,-72,-288,-275,-278,-277,-279,-279,-350,-336,-332,-336,-329,-356,-348,-329,-452,-441,-454,-436,-476,-346,-689,-751,-977,-956,-1492,-1445,-1440,-1449,-1585,-1441,-1619,-1596,-29973,-29973,-29974,-29976,-29979,-29980]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Nb3 d5 7. Bg5 $1 {B55: Sicilian: 2...d6 3 d4 cxd4 4 Nxd4 Nf6 5 f3.} d4 8. c3 {[%cal Rc3d4]} Nc6 9. Bb5 {White has an edge.} Qb6 10. Bxc6+ bxc6 11. cxd4 Ba6 12. dxe5 ({White should try} 12. Na3 $14) 12... Nd7 $1 $11 {aiming for ...h6.} 13. Qd4 Qxd4 14. Nxd4 Nxe5 15. Nc3 {[#]} f6 $146 ({Predecessor:} 15... h6 16. Bh4 Nd3+ 17. Kd2 Nxb2 18. Kc2 Nc4 19. Rhe1 Rb8 20. Nb3 Bb4 21. Bf2 O-O 22. Bxa7 Na3+ 23. Kb2 Bxc3+ 24. Kxa3 Ra8 {0-1 (24) Fuchs,J (2276)-Michalik,P (2551) Zuerich 2016}) 16. Be3 Nd3+ $1 17. Kd2 Nxb2 18. Kc2 $1 {[%cal Rc2b2]} Nc4 19. Bf4 g5 20. Bg3 Kf7 $36 {[%mdl 2048] Black has some pressure.} 21. Nxc6 Bc5 {...Rac8 is the strong threat.} 22. Rhd1 $2 {This move loses the game for White.} (22. Kb3 $17 {is a better defense.}) 22... Ne3+ $19 {[%mdl 64] Double Attack} 23. Kb2 Nxd1+ 24. Rxd1 Rac8 25. Nxa7 Rcd8 ({Not} 25... Bxa7 26. Rd7+ Kg6 27. Rxa7 $15) 26. Rxd8 Rxd8 27. Nab5 Rd2+ 28. Kb3 h5 ({Don't do} 28... Rxg2 29. a4 $19) 29. a4 h4 30. Bb8 Rxg2 31. Nc7 Bc8 {Hoping for ...Bd6.} 32. a5 $2 (32. N7b5) 32... Bd6 33. a6 {[#]} Bxa6 $1 {[%mdl 512]} 34. Nxa6 Bxb8 35. Nxb8 Rxh2 36. Nc6 Rg2 37. e5 h3 38. exf6 h2 {[%mdl 64] Zwischenzug. Black mates.} 39. Ne5+ Kxf6 40. Ng4+ {[#]} Rxg4 $1 {[%mdl 512] Accuracy: White = 38%, Black = 90%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.06"]
[Round "7.6"]
[White "Zwahr, Paul"]
[Black "Skurniak, Szymon"]
[Result "1-0"]
[ECO "B56"]
[WhiteElo "2277"]
[BlackElo "2036"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,63,19,35,31,48,51,54,47,59,29,33,0,46,-59,-23,-27,47,34,123,50,74,47,109,45,249,247,241,259,321,314,313,313,412,365,362,360,365,345,386,379]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 e5 7. Nb3 Be6 8. Nd5 Be7 9. Be3 O-O 10. Be2 Bxd5 11. exd5 Nb4 12. c4 a5 13. Qd2 b6 14. O-O {B56: Classical Sicilian: Unusual Lines.} Rc8 15. Nc1 Na6 16. b3 {White is slightly better.} Nd7 {[#]} 17. Bd3 $146 ({Predecessor:} 17. a3 h6 18. Bf2 Bg5 19. Qe1 e4 20. b4 exf3 21. gxf3 Re8 22. Nb3 Ne5 23. Qc3 {0-1 (40) Kovchan,A (2270)-Grigoriants,S (2315) Cannes 1997}) 17... f5 18. f4 {next fxe5 is good for White.} e4 {And now ...Bf6 would win.} 19. Bc2 (19. Be2 $14) 19... Bf6 (19... b5 $5 20. Ne2 bxc4 21. bxc4 Nb6 22. Qxa5 Nxc4 {[%mdl 64] Double Attack} 23. Qxd8 Bxd8 $17) 20. Rb1 {[#]} Nb4 ({Black should play} 20... b5 $1 $11 {[%mdl 512]}) 21. Bd1 $1 $14 Nc5 (21... b5 $14) 22. Be2 (22. a3 $16 Nba6 23. b4) 22... Re8 23. a3 Nba6 ({Better is} 23... Nbd3 $1 $14) 24. b4 (24. g4 $16) 24... Nd7 $2 {This move loses the game for Black.} ({Black should try} 24... axb4 $14 25. axb4 Na4) 25. c5 $1 $18 {[%mdl 64] [#] Discovered Attack} Naxc5 26. bxc5 Nxc5 27. Bb5 Re7 28. Nb3 Nd3 29. Nd4 Bxd4 30. Bxd4 Nc5 31. Bc6 a4 32. Qb4 {Accuracy: White = 57%, Black = 37%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.06"]
[Round "7.7"]
[White "Jankowiak, Piotr"]
[Black "Kanicki, Krzysztof"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2009"]
[BlackElo "2163"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,90,-11,-4,0,31,0,12,16,24,-12,-10,-4,-22,-14,0,-17,-15,-27,-27,-18,-30,-36,-35,-33,-36,-34,-19,-6,-4,-17,-23,-28,-10,-23,-21,-35,41,0,35,-69,-24,-30,0,0,0,-14,11,12,19,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-386,-385,-420,-314,-258,-263,-645,-643,-637,-633,-627,-618,-610,-597,-560,-522]} 1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 4. e3 Bg7 5. h4 c6 6. Qd2 {[#] A45: Trompowsky Attack.} Bf5 $146 ({Predecessor:} 6... h5 7. f3 Qb6 8. Na4 Qd8 9. Ne2 Bf5 10. Ng3 Nbd7 11. Nxf5 gxf5 12. Bd3 e6 {1-0 (43) Yang,K (2275)-Kalashian,D (2398) chess.com INT 2020}) 7. Nf3 Nbd7 8. Ne5 {The position is equal.} h5 9. Bd3 (9. f3 {looks sharper.} Nxe5 10. Bxe5 b5 11. Be2 a5 12. O-O-O) 9... Nxe5 10. Bxe5 Bxd3 11. Qxd3 Kf8 12. f3 Nd7 13. Bxg7+ Kxg7 14. e4 e6 15. O-O-O b5 16. Ne2 a5 17. Rdg1 b4 18. g4 hxg4 19. Rxg4 Nf6 20. Rg2 Nh5 21. Qe3 a4 22. Rg5 b3 (22... a3 $15 23. b3 Qc7) 23. cxb3 $14 axb3 24. Qxb3 (24. a3 $1 $14) 24... Qa5 {Threatens to win with ...Rhb8.} 25. a3 $1 Rab8 26. Qc2 Qb6 27. Rh2 Rhc8 28. Kb1 c5 29. Qd2 cxd4 {Hoping for ...d3!} 30. Qxd4+ Qxd4 31. Nxd4 Rc4 32. Rd2 dxe4 $1 33. fxe4 Nf6 $36 {[%mdl 2048] Black has the initiative.} 34. Re5 Rh8 35. b3 Rc3 36. a4 Rxh4 37. a5 Nxe4 38. Rc2 $2 {[%mdl 8192]} (38. Kb2 $11 Rc8 39. Rc2) 38... Rd3 $19 39. Nc6 Nd2+ {[%mdl 64] [#] Double Attack} 40. Ka2 Nxb3 41. a6 $2 (41. Rb5 Nd4 42. Rb4) 41... Ra4+ {[%mdl 64] Double Attack. Black is clearly winning.} 42. Kb2 {White wants to play a7.} Nd4 43. Nxd4 Rdxd4 44. Rc6 Rd2+ 45. Kb3 Rda2 {Accuracy: White = 76%, Black = 78%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.06"]
[Round "7.8"]
[White "Gardian, Adam"]
[Black "Krzywda, Andrzej"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1723"]
[BlackElo "2156"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,64,-5,0,-10,-7,-15,5,-13,-9,-14,-8,-26,-25,-27,0,-2,-6,-63,-20,-17,0,0,18,16,109,-76,-68,-70,-72,-66,-54,-47,-39,-63,74,25,34,-87,-96,-88,-99,-84,-81,-674,-643,-663,-665,-665,-657,-1580,-1558]} 1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Nd2 Bd6 5. Bg3 O-O 6. Ngf3 c5 7. c3 Qc7 $1 {[%mdl 4] is more profitable than 7...Nc6 at the moment.} 8. Bd3 Nbd7 9. O-O {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Bxg3 10. hxg3 e5 {White must now prevent ...e4.} 11. dxe5 {The position is equal.} Nxe5 12. Nxe5 Qxe5 13. Nf3 Qh5 14. Qa4 c4 {[#] Threatens to win with ...Bd7.} 15. Be2 $146 ({Predecessor:} 15. Bc2 Bg4 16. Nh2 Bd7 17. Qb4 Bc6 18. Rfd1 a5 19. Qb6 Rfe8 20. Rd2 Re6 21. Qc7 {1-0 (66) Dowgird,F (2298)-Hrabusa,M (2397) Pardubice 2019}) 15... Bg4 16. Rfd1 (16. Rad1 $11) 16... b5 17. Qa5 ({But not} 17. Qxb5 Rab8 $17) 17... Rfe8 18. Rd4 Re6 19. a4 Ne4 (19... bxa4 $1 $11 {keeps the balance.} 20. Rxa4 Re7) 20. Qxb5 $2 (20. Rad1 $1 $16 {is forced if you want to stay better.} Rh6 21. Nh4 Bxe2 22. Rxd5 {[%mdl 64] Double Attack}) 20... Rh6 $17 {[%csl Gh6][%cal Rh5h1]} 21. Nh4 Bxe2 22. Rxd5 Qg4 $1 {And now ...Rb6 would win.} 23. Nf5 $1 Rb6 24. Qd7 Rf8 (24... h5 $1 $15 25. Rd4 Nf6 26. Rxg4 Nxd7 27. Rxg7+ Kf8) 25. f3 $40 {[%mdl 128] White is up to no good.} Bxf3 $1 26. gxf3 (26. Rf1 $14 {stays ahead.} Ng5 27. Ne7+ Kh8 28. Qxg4 Bxg4 29. Rxg5) 26... Qxf3 27. Rf1 Qe2 28. Qe7 {Intending Qxf8+! and mate.} Re6 29. Qxa7 $2 {[%mdl 8192] [#] White does not recover from this.} (29. Rd8 $17 Qxe3+ 30. Nxe3 Rxe7 31. Rfd1) 29... Ng5 $1 $19 {[%cal Rg5h3] ( -> ...Nh3+). Black is clearly winning.} 30. Rdd1 {intending Qd4.} Nh3+ ({Less strong is} 30... Nf3+ {[#]} 31. Rxf3 $1 {[%mdl 512]} Qxd1+ 32. Rf1 $17) 31. Kh1 {Hoping for Qd4.} Nf2+ 32. Rxf2 Qxf2 {Accuracy: White = 52%, Black = 67%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.06"]
[Round "7.9"]
[White "Burian, Simon"]
[Black "Bojczewski, Mateusz"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "2073"]
[BlackElo "1886"]
[Annotator "TA"]
[PlyCount "145"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,145,18,18,54,14,76,45,59,68,89,75,70,5,10,-14,11,10,30,16,29,0,15,13,52,55,92,92,89,90,94,96,99,62,86,58,60,54,73,59,66,26,30,20,94,87,338,127,119,118,129,132,231,217,335,164,214,221,353,339,416,402,443,264,244,170,166,122,403,381,358,345,277,0,0,0,439,422,307,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,27998,27997,27998,27998,27999,27997,27998,27998,27999,27999]} 1. e4 c6 2. d4 d5 3. Nd2 {[%cal Bb1d2,Bd2e4,Be4g5][%mdl 32]} dxe4 4. Nxe4 Nd7 5. Ng5 Ngf6 6. Bd3 e6 7. N1f3 Bd6 8. Qe2 h6 9. Ne4 Nxe4 10. Qxe4 Nf6 {10...Nf6 has lost popularity.} 11. Qe2 c5 {B17: Caro-Kann: Modern Line (4...Nd7).} 12. Bd2 a6 (12... cxd4 $11 13. Nxd4 O-O) 13. O-O-O Bd7 {White is slightly better.} 14. dxc5 Bxc5 15. Ne5 Qb6 16. f4 (16. Bc3 $14) 16... Bb5 $11 {[#]} 17. c3 $146 ({Predecessor:} 17. Nc4 Bxc4 18. Bxc4 O-O 19. g4 Rfd8 20. g5 Nd5 21. gxh6 gxh6 22. f5 Bd4 23. c3 Bg7 24. Rhg1 Kf8 25. fxe6 Qxe6 26. Qg2 Be5 27. Bxd5 Rxd5 28. Qxd5 {1-0 (28) Paramzina,A (2221)-Dushin,N (1948) St Petersburg 2016}) 17... Bxd3 18. Nxd3 O-O-O 19. Ne5 {Black must now prevent b4.} Rhf8 20. g4 Nd5 21. Rhe1 Bd6 22. Nxf7 {[%mdl 64] Remove Defender, Decoy} Rxf7 23. Qxe6+ {[%mdl 64] Double Attack} Rfd7 24. Qxd5 Bxf4 25. Qc4+ Bc7 26. Re2 Kb8 27. Rde1 g5 {White should prevent ...Rxd2!} 28. Be3 Qf6 29. Rf2 Qg6 30. Qc5 {And now Qa7+ would win.} b6 31. Qf5 $36 {[%mdl 2048] Black is under pressure.} Qg8 (31... Qc6 $1 $11 {remains equal.}) 32. b3 $16 Rd3 $2 {[%mdl 8192]} (32... Rd5 $16 33. Qf7 Qxf7 34. Rxf7 Re8) 33. Kc2 $2 (33. Bd4 $1 $18 {is the precise move to win.} Rh3 34. Re7) 33... R3d5 34. Qf7 Qxf7 35. Rxf7 Bxh2 (35... Re8 $16) 36. Bd4 Bd6 (36... b5 $142 37. Rh7 R5d6) 37. Bf6 (37. Bxb6 Bg3 $18) (37. Re6 $142) 37... Rc8 38. Rd7 a5 (38... Rc7 {was worth a try.} 39. Re8+ Kb7) 39. a4 (39. Re6 Rc6 $18) 39... Rc7 40. Re8+ Kb7 41. Rxc7+ (41. Rdd8 $142) 41... Bxc7 $18 {[%mdl 4096] Endgame KRB-KRB} 42. Rh8 Bf4 43. Bd4 ({But not} 43. Rxh6 $6 Rd2+ 44. Kb1 Rd1+ 45. Ka2 Rd2+ 46. Ka3 Bd6+ 47. b4 axb4+ 48. Kb3 bxc3 $14) 43... Be5 $2 {[%mdl 8192]} (43... Rd6 $16 44. Re8 Kc6) 44. Rh7+ Ka6 45. Kd3 Rd6 46. Kc4 $2 (46. Ke4 $18 Bxd4 47. cxd4) 46... Bxd4 $1 $11 47. cxd4 {Hoping for d5. KR-KR} Rc6+ $2 {[%mdl 8192]} (47... Re6 $11) 48. Kd3 $1 $18 Rc1 {[#]} 49. d5 $2 ({Weaker is} 49. Rxh6 Rg1 $14) (49. Ke4 $1 $18) 49... Rg1 $1 $11 50. Rxh6 Rxg4 51. Rh7 Rg3+ 52. Ke4 Rxb3 53. d6 {White threatens d7 and mate.} Rb1 54. d7 Rd1 55. Ke5 g4 $1 56. Ke6 {Rh8 is the strong threat.} g3 57. Rg7 Re1+ 58. Kf7 Rd1 59. Ke8 b5 $1 60. Rg6+ Kb7 61. d8=Q $4 {[%mdl 8192]} (61. axb5 $11 Re1+ 62. Kf7) 61... Rxd8+ 62. Kxd8 bxa4 {KR-K3P} 63. Kd7 $2 {[%mdl 8192]} (63. Rg7+ $11 Ka6 64. Ke7 (64. Rxg3 Kb5 $11)) 63... a3 64. Rxg3 Kb6 $1 65. Rxa3 {KR-KP} (65. Rb3+ {looks sharper.}) 65... Kb5 66. Rh3 a4 67. Kd6 Kb4 {intending ...a3.} 68. Rh4+ Kb3 $2 {[%mdl 8192] [#]} (68... Kb5 $11) 69. Kc5 $1 {White mates.} a3 70. Rh3+ Kb2 71. Kb4 a2 72. Rh2+ Kb1 73. Kb3 {Accuracy: White = 66%, Black = 58%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.06"]
[Round "7.10"]
[White "Wong, Gengchun"]
[Black "Peglau, Mirjam"]
[Result "1-0"]
[ECO "C64"]
[WhiteElo "2190"]
[BlackElo "1851"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,49,78,119,121,282,275,315,262,250,268,381,379,381,379,353,342,404,251,246,242,288,208,219,150,271,257,397,387,498,500,811,799,789,770,1071,1045,29989,29990,29991,29992,29992,860]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Qe7 5. O-O Nf6 6. d4 {C64: Ruy Lopez: Classical Defence (3...Bc5) except 4 0-0 Nf6.} exd4 $2 (6... Bb6 $16 {was worth a try.}) 7. cxd4 $18 Bb6 8. Nc3 {White has a decisive advantage.} O-O 9. e5 {Strongly threatening Bg5.} Ne8 (9... Nxd4 $142 10. exf6 Qxf6 11. Nxd4 Qxd4) 10. Nd5 Qd8 11. Bg5 f6 12. exf6 Nxf6 13. Nxf6+ gxf6 14. Bh6 Rf7 15. d5 {[#]} Ne7 $146 ({Predecessor:} 15... Ne5 16. Nxe5 fxe5 17. d6 Qf6 18. Qd2 Ba5 19. Qe3 Bb6 20. Qg3+ Kh8 21. Bc4 Qxh6 22. Bxf7 {1-0 (50) Tsekov,V-Simov,Z (1629) Sofia 2011}) 16. Re1 Nf5 (16... d6 $16) 17. Bf4 Re7 (17... a6 {was called for.}) 18. d6 Rxe1+ 19. Qxe1 Nxd6 (19... Ng7 $142 20. Bd3 Qe8) 20. Bxd6 cxd6 21. Qe4 {[#] aiming for Bd3.} Qf8 22. Re1 Kg7 23. Nh4 {White mates.} d5 24. Nf5+ Kh8 {[#]} 25. Qg4 {Black got outplayed after the opening. Accuracy: White = 76%, Black = 24%.} (25. Qh4 $142 $1 {[%mdl 512]} Bxf2+ 26. Kxf2 Kg8 27. Bd3 h5 28. Qg3+ Kh7 29. Re7+ Kh8 30. Qg6 Qxe7 31. Nxe7 h4 32. Qxf6#) 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.06"]
[Round "7.11"]
[White "Trybus, Daniel"]
[Black "Krawiec, Grzegorz"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1950"]
[BlackElo "1812"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,47,42,30,34,23,28,18,18,9,14,14,13,11,47,31,34,27,27,26,55,64,69,75,169,172,172,170,161,160]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qc7 Nge7 9. Nc3 Nb4 10. Bd3 d5 11. exd5 Nexd5 {B32: Sicilian: Löwenthal and Kalashnikov Variations.} 12. Nxd5 Nxd5 13. Qc5 Be6 {The position is equal.} 14. O-O Rc8 15. Qa3 Qe7 16. Qa4+ Bd7 17. Qe4 Bc6 {[#]} 18. Qg4 $146 {[%mdl 64] [#] Double Attack} ({Predecessor:} 18. Re1 f6 19. Qh4 Kf7 20. Bd2 h5 21. Bc4 g5 22. Qe4 Kg7 23. Bxd5 Bxd5 24. Qxd5 Rhd8 25. Qa5 Rc5 26. Bb4 Rxa5 27. Bxe7 Rd7 28. Bb4 {1-0 (28) Garcia Cano,A (2283)-Dickl,E (2197) Catalunya 2008}) 18... O-O $1 19. Bh6 {[%csl Gh6][%cal Rg4g7]} Qf6 20. Bg5 Qd6 $1 21. Rad1 $40 {[%mdl 128] aiming for c4. White has strong attack.} Bd7 {[#]} (21... h6 $16) 22. Qh4 $1 $18 {[%csl Gd3][%cal Rh4h7] White is clearly better.} f5 23. Bc4 {[%mdl 64] Discovered Attack} Rxc4 24. Qxc4 {Accuracy: White = 100%, Black = 72%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.06"]
[Round "7.12"]
[White "Vanduyfhuys, Daria"]
[Black "Kowalczyk, Wojciech"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "1985"]
[BlackElo "1873"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,76,39,39,58,57,-29,-31,-24,-47,-41,-41,-40,-78,-72,-82,-88,-79,-76,-83,-83,-97,-96,-97,-102,-104,-96,-104,-64,-71,-29,-78,-8,-14,-16,-24,-11,-53,-61,-362,-354,-483,-486,-483,-474,-475,-467,-572,-543,-999,-958,-877,-833,-6153,-971,-1027,-1013,-1067,-935]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Nbd7 10. O-O-O Rf8 11. Nd5 {11.Nd5 scores better than 11.Nd2.} Nxe4 {E92: King's Indian: Classical: 6 Be2 e5: 7 dxe5, 7 Be3 and Petrosian System without 7...Nbd7.} 12. Ne7+ ({Reject} 12. Nxc7 Nxg5 13. Nxg5 (13. Nxa8 Ne6 $17) 13... Rb8 $11) (12. Be3 $1 $14) 12... Kh8 $11 13. Nxc8 Ndc5 {[#] Black is slightly better.} 14. Be3 $146 ({Predecessor:} 14. Ne7 Nxg5 15. Nxg5 Bf6 16. Nxh7 Kxh7 17. Nd5 Bg5+ 18. Kc2 Ne6 19. h4 Bh6 20. Bd3 {0-1 (86) Schneider,A (2395)-Horvath,A (2412) Hungary 2000}) 14... Raxc8 15. Nd2 {Threatens to win with f3.} b6 {[%cal Bb7b6,Bb6c5,Bc5d4][%mdl 32]} 16. f3 Nxd2 17. Bxc5 bxc5 18. Kxd2 Rcd8+ 19. Kc2 Rd4 20. Rxd4 cxd4 $17 {[%mdl 4096] Endgame KRB-KRB} 21. c5 f5 22. Bd3 Re8 23. Re1 h5 24. b4 Bf8 25. Kb3 c6 (25... Bh6 $17) 26. Kc4 Kg7 27. a4 Kf6 28. Bc2 Rd8 29. b5 $2 {[%mdl 8192] Loses the game.} ({White should play} 29. Rb1 $15) 29... Rd5 $19 30. Bb1 Rxc5+ {Black is clearly winning.} 31. Kd3 cxb5 32. axb5 Rxb5 33. Bc2 Rc5 {aiming for ...Rc3+.} 34. Rb1 {[#]} e4+ $1 35. fxe4 fxe4+ 36. Kd2 e3+ 37. Kd1 {[#]} e2+ $1 38. Kd2 (38. Kxe2 Rxc2+) 38... Bh6+ {Accuracy: White = 44%, Black = 70%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.06"]
[Round "7.13"]
[White "Golecki, Jan"]
[Black "Peglau, Dora"]
[Result "1-0"]
[ECO "D01"]
[WhiteElo "2106"]
[BlackElo "1704"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,43,0,9,0,19,3,10,10,15,12,23,24,25,19,18,9,24,23,25,20,28,26,28,28,35,17,33,4,341,337,1342,1323,1312,981]} 1. d4 Nf6 2. Nc3 d5 3. Bg5 Bf5 4. Bxf6 exf6 5. e3 c6 6. Bd3 Bg6 {was the old line (6...Bxd3).} 7. Nf3 {D01: Veresov Opening.} Bd6 8. e4 dxe4 9. Nxe4 {The position is equal.} Bc7 10. O-O O-O {[#]} 11. c3 $146 ({Predecessor:} 11. Ng3 Nd7 12. Re1 Re8 13. Qd2 Nf8 14. Bc4 Qd7 15. a4 Rad8 16. c3 a6 17. b4 {1-0 (34) Stahlberg,G-Robertsson,K Orebro 1927}) 11... Re8 12. Re1 Nd7 13. Qd2 Bxe4 14. Bxe4 Nb6 15. Re2 Qd6 16. Rae1 g6 17. g3 Kg7 18. b3 Rad8 19. Nh4 {Bxg6 is the strong threat.} (19. c4 $5 {[%cal Rc4c5]}) 19... c5 $2 {[%mdl 8192] [#]} (19... Qd7 $11 {and Black is okay.}) 20. Bxg6 $1 $18 {[%mdl 64] Discovered Attack} ({Not} 20. Bxb7 Rxe2 21. Rxe2 (21. Qxe2 cxd4 22. cxd4 Qxd4 $11) 21... cxd4 $14) 20... Rxe2 $2 (20... hxg6 21. Rxe8 Rxe8) 21. Nf5+ {[%mdl 64] Double Attack, Zwischenzug} Kxg6 22. Qxe2 {Accuracy: White = 92%, Black = 63%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.06"]
[Round "7.14"]
[White "Szczesniak, Konrad"]
[Black "Roessler, Frank-Peter"]
[Result "1/2-1/2"]
[ECO "A86"]
[WhiteElo "2033"]
[BlackElo "1902"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,131,23,23,-3,22,31,41,20,16,10,32,-45,50,50,47,36,47,-29,-27,-10,-18,-20,-27,-64,-64,-112,0,0,50,43,53,28,85,40,29,-64,0,-24,89,62,77,89,195,96,100,94,93,98,94,81,79,28,12,31,31,39,25,35,19,28,28,23,25,21,62,46,85,0,0,-8,-11,-29,-8,-51,-11,-13,-2,-29,-28,-444,0,0,69,81,143,16,20,0,0,0,137,153,151,21,54,51,59,67,59,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 f5 2. c4 Nf6 3. g3 d6 4. Bg2 Nc6 5. Nf3 e5 6. O-O {A86: Dutch Defence: Leningrad System: Unusual lines and 5 Nh3.} Be7 (6... e4 $5 {[%cal Re4f3]} 7. Nh4 d5 $11) 7. Nc3 O-O 8. Rb1 {White is slightly better.} e4 9. Ne1 {[#]} Qe8 $146 ({Predecessor:} 9... d5 10. c5 Be6 11. b4 Qe8 12. Nc2 Qh5 13. f3 g5 14. Qd2 h6 15. b5 Na5 16. Nxd5 Bxd5 17. Qxa5 {1-0 (33) Levieux,P-Guerin,B Cappelle-la-Grande 1995}) 10. b4 (10. Nc2 $14) 10... Qh5 (10... Qf7 $1 $15 11. d5 Ne5) 11. f3 $14 Bd7 12. Nc2 Rae8 13. Nd5 (13. Rb2 $14) 13... Nxd5 $11 14. cxd5 Nd8 15. fxe4 fxe4 16. Rxf8+ Rxf8 17. Ne3 Bg5 (17... Nf7 $17 {White must now prevent ...Ng5.} 18. Nf1 Bb5) 18. Bxe4 Bh3 19. Ng2 Nf7 $1 ({Much worse is} 19... Bxc1 $6 20. Rxc1 Qf7 21. Nf4 $16) 20. Qd3 Qh6 (20... Bg4 $11 {remains equal.}) 21. Nf4 Bxf4 $1 22. gxf4 (22. Bxf4 $11 Qh5 23. Bf3) 22... Qh5 (22... Ng5 $1 $15 23. Rb3 Nxe4 24. Qxe4 Qh4) 23. Bf3 Qh4 (23... Bg4 $11) 24. Bd2 $1 $36 {[%mdl 2048] White is pushing.} Nh6 {[%cal Bf7h6,Bh6g4,Bg4f6][%mdl 32]} 25. e4 Bg4 (25... g5 $16 {keeps fighting.}) 26. Rf1 (26. Bg2 $18) 26... Bh3 27. Bg2 Bxg2 28. Kxg2 Ng4 29. Qg3 Qh5 30. Qh3 ({White should play} 30. Re1 $16) 30... Qxh3+ $1 $11 31. Kxh3 {[%mdl 4096] Endgame KRB-KRN} Nf6 32. Re1 Re8 33. e5 dxe5 34. dxe5 Nxd5 35. f5 g6 36. Kg4 Kf7 37. e6+ Kg7 38. Bg5 ({White should try} 38. h4 $16) 38... h5+ 39. Kh4 gxf5 40. Bc1 Kg6 41. Bb2 Nf4 42. Rg1+ Kh7 43. Rg7+ (43. Rf1 $5 {[%cal Rf1f4]} Nd3 44. Bc3 $15) 43... Kh6 44. Rxc7 $2 {[%mdl 8192] [#]} (44. Rf7 $11 {and White stays safe.} Rxe6 45. Rxf5 Ng6+ 46. Kg3) 44... Ng6+ $2 (44... Rg8 $1 $19 {[%csl Gf5,Gh5][%cal Rg8g4]} 45. Bg7+ Rxg7 46. Rxg7 Kxg7) 45. Kg3 f4+ (45... Rxe6 $11 46. Rxb7 Re2 47. Bc1+ f4+ 48. Kf3 Rxa2) 46. Kf3 $14 Rxe6 {[#]} (46... b6 $142) 47. Rxb7 (47. Bg7+ $1 $16 Kh7 48. Rxb7) 47... a6 $11 48. Bc1 Kg5 {Strongly threatening ...Re1.} 49. Rg7 Rc6 (49... Rf6 $11) 50. Bxf4+ $1 $16 Kf6 51. Ra7 (51. Rc7 $16 Ne7 52. Rxc6+ Nxc6 53. a3) 51... Rc3+ 52. Be3 {Ke4 is the strong threat.} Ne5+ 53. Ke4 Rc4+ 54. Bd4 ({Better is} 54. Kd5 $14 Rxb4 55. Rxa6+ Kf5 56. h3) 54... Rxd4+ $1 $11 {[%mdl 64] Decoy. The position is equal.} 55. Kxd4 {KR-KN} Nc6+ {[%mdl 64] Double Attack} 56. Kc5 Nxa7 {KN-K3P} 57. Kb6 Nc8+ 58. Kxa6 Ke6 59. b5 Ne7 60. a4 Kd6 61. Kb6 Nd5+ 62. Ka6 Kc5 63. h4 Nc7+ (63... Nb6 $5 {[%cal Rb6a4]} 64. a5 Nd7 $11) 64. Ka5 Na8 {Threatens to win with ...Nb6.} (64... Nd5 $5 65. Ka6 $8 Nb4+ 66. Kb7 Nd5 $11) 65. Ka6 Nc7+ 66. Ka5 {Never resign too early! Accuracy: White = 57%, Black = 65%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.06"]
[Round "7.15"]
[White "Peglau, Markus"]
[Black "Malecki, Rafal"]
[Result "1/2-1/2"]
[ECO "A55"]
[WhiteElo "1910"]
[BlackElo "2071"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,70,38,41,-15,-11,-20,0,-24,0,-3,35,-43,-33,-103,-85,-224,-241,-225,-145,-167,-184,-505,-475,-409,-110,-172,-151,-131,-145,-162,-163,-152,-168,-131,-18,-7,-18,-18,-18,-18,-20,-18,-18,-22,-39,-103,-103,-103,-103,-91,-85,-85,0,0,0]} 1. Nf3 d6 2. c4 e5 3. d4 Nd7 4. Nc3 Ngf6 5. e4 g6 6. Be2 Bg7 7. Be3 O-O 8. dxe5 dxe5 9. O-O c6 10. Qd2 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves.} (10. b4 $14) 10... Qe7 $11 11. Rfd1 Nc5 {[%cal Bd7c5,Bc5e6,Be6d4][%mdl 32]} 12. Qc2 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 13. h3 Nh5 {[#]} 14. Nd2 $146 (14. Bxc5 $14 Qxc5 15. Na4) ({Predecessor:} 14. Bxc5 Qxc5 15. Na4 Qe7 16. Nb6 Rb8 17. c5 Nf4 18. Bc4 Qf6 19. Qc3 Be6 20. Kh1 {0-1 (36) Urbanc,T (1678)-Kralj,N (1660) Nova Gorica 2018}) 14... Nf4 $15 15. Nb3 (15. Nf3 $15) 15... Nce6 $17 16. Bg4 (16. Na4 $17) 16... a4 $19 17. Nc1 Nd4 18. Bxd4 exd4 19. Nxa4 $2 (19. N3e2 {nothing else works.} Bxg4 20. hxg4 Nxe2+ 21. Qxe2) 19... Bxg4 20. hxg4 Qb4 $2 (20... f5 $19 {and Black stays clearly on top.} 21. Nb6 fxe4 22. Nxa8 d3 23. Rxd3 exd3 24. Nxd3 Qe4 $1 {[%mdl 512]}) 21. b3 (21. g3 $17 {might work better.}) 21... d3 22. Nxd3 Nxd3 23. Qxd3 Bxa1 24. Rxa1 Rfd8 25. Qe3 Rd2 ({Better is} 25... Qd2 $17 {aiming for ...Qxe3.} 26. Qxd2 Rxd2) 26. e5 $1 $11 Rad8 {White must now prevent ...Qe7.} 27. Nc5 b6 28. Ne4 {Strongly threatening Qh6.} Rd1+ 29. Rxd1 Rxd1+ {[%mdl 4096] Endgame KQR-KQN} 30. Kh2 Qe1 {Threatens to win with ...Qxe3.} 31. Qf4 (31. Qf3 $1 $15) 31... Qh1+ $17 {[%mdl 1024] Black has strong compensation.} 32. Kg3 Rd3+ 33. f3 {[#]} Qe1+ $1 34. Kh3 {[#]} Qh1+ (34... Qe3 $1 $17 {[%cal Re3f4]} 35. Kg3 Qxf4+ 36. Kxf4 Kf8) 35. Kg3 $1 $11 Qe1+ {Whites escaped into a draw. Accuracy: White = 49%, Black = 65%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.07"]
[Round "8.1"]
[White "Barski, Radoslaw"]
[Black "Kopylov, Michael"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2444"]
[BlackElo "2407"]
[Annotator "ChessBase"]
[PlyCount "85"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. e4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 3. Nd2 {[%emt 0:00:02]} c5 {[%emt 0:00:00]} 4. Ngf3 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 5. Nxd4 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 6. Bb5 {[%emt 0:00:00]} Bd7 {[%emt 0:00:00]} 7. Nxc6 {[%emt 0:00:00]} bxc6 {[%emt 0:00:00]} 8. Bd3 {[%emt 0:00:00]} Bd6 {[%emt 0:01:12]} 9. O-O {[%emt 0:00:42]} Nf6 {[%emt 0:00:07]} 10. Re1 {[%emt 0:11:49]} Qc7 {[%emt 0:00:53]} 11. h3 {[%emt 0:00:00]} O-O {[%emt 0:02:40]} 12. c4 {[%emt 0:11:33]} Rae8 {[%emt 0:18:34]} 13. c5 {[%emt 0:03:51]} Bh2+ {[%emt 0:04:19]} 14. Kh1 {[%emt 0:00:01]} Bf4 {[%emt 0:00:07]} 15. Nf3 {[%emt 0:03:30]} Bxc1 {[%emt 0:04:39]} 16. Rxc1 {[%emt 0:04:16]} e5 {[%emt 0:00:40]} 17. b4 {[%emt 0:13:39]} dxe4 {[%emt 0:12:07]} 18. Bxe4 {[%emt 0:00:00]} Nxe4 {[%emt 0:00:00]} 19. Rxe4 {[%emt 0:00:00]} f6 {[%emt 0:00:00]} 20. Re2 {[%emt 0:08:39]} Be6 {[%emt 0:05:19]} 21. Rd2 {[%emt 0:03:30]} Rd8 {[%emt 0:02:00]} 22. a4 {[%emt 0:00:37]} Bd5 {[%emt 0:12:24]} 23. b5 {[%emt 0:00:55]} Qa5 {[%emt 0:00:03]} 24. bxc6 {[%emt 0:00:03]} Bxc6 {[%emt 0:04:47]} 25. Rd6 {[%emt 0:09:47]} Kh8 {[%emt 0:05:41]} 26. Nh4 {[%emt 0:03:08]} Qc7 {[%emt 0:15:09]} 27. Nf5 Rxd6 {[%emt 0:01:31]} 28. cxd6 {[%emt 0:13:43]} Qd7 {[%emt 0:00:00]} 29. Qd3 {[%emt 0:02:58]} Rc8 {[%emt 0:03:11]} 30. Kh2 {[%emt 0:00:20]} e4 {[%emt 0:00:50]} 31. Qd4 {[%emt 0:00:13]} Qxf5 {[%emt 0:00:55]} 32. Rxc6 {[%emt 0:00:00]} Rd8 {[%emt 0:00:13]} 33. Qxa7 {[%emt 0:03:08]} h6 {[%emt 0:00:15]} 34. Qd4 {[%emt 0:00:08]} Rd7 {[%emt 0:00:18]} 35. g3 {[%emt 0:00:15]} Kg8 36. a5 {[%emt 0:01:16]} Qxa5 {[%emt 0:00:26]} 37. Qxe4 {[%emt 0:00:00]} Kf7 38. Qc4+ Kf8 39. Ra6 Qd8 40. Qd5 Qe8 41. Ra8 Rd8 42. d7 Qe7 43. Qa5 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.07"]
[Round "8.2"]
[White "Kopylov, Daniel"]
[Black "Sieciechowicz, Marcin"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2348"]
[BlackElo "2372"]
[Annotator "ChessBase"]
[PlyCount "96"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. e4 {[%emt 0:01:27]} e6 {[%emt 0:01:02]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 3. exd5 {[%emt 0:00:00]} exd5 {[%emt 0:00:00]} 4. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:14]} 5. Bd3 {[%emt 0:00:00]} Bd6 {[%emt 0:00:00]} 6. Qe2+ {[%emt 0:00:02]} Qe7 {[%emt 0:00:18]} 7. Qxe7+ {[%emt 0:00:00]} Kxe7 {[%emt 0:04:11]} 8. O-O {[%emt 0:00:22]} Re8 {[%emt 0:00:01]} 9. Re1+ {[%emt 0:00:34]} Kf8 {[%emt 0:00:13]} 10. Rxe8+ {[%emt 0:00:20]} Kxe8 {[%emt 0:00:19]} 11. Nc3 {[%emt 0:00:22]} c6 {[%emt 0:01:37]} 12. Bd2 {[%emt 0:00:39]} Nbd7 {[%emt 0:02:00]} 13. Re1+ {[%emt 0:00:57]} Kf8 {[%emt 0:00:22]} 14. h3 {[%emt 0:01:25]} h6 {[%emt 0:03:13]} 15. Ne5 {[%emt 0:07:06]} a6 {[%emt 0:03:49]} 16. g4 {[%emt 0:07:22]} c5 {[%emt 0:05:31]} 17. Bf4 {[%emt 0:13:34]} Be7 {[%emt 0:02:16]} 18. Nxd7+ {[%emt 0:01:49]} Bxd7 {[%emt 0:00:00]} 19. Be5 {[%emt 0:01:15]} c4 {[%emt 0:05:14]} 20. Bf1 {[%emt 0:02:25]} Bc6 {[%emt 0:01:10]} 21. Bg2 {[%emt 0:04:09]} Rd8 {[%emt 0:00:30]} 22. Ne2 {[%emt 0:07:35]} Ne8 {[%emt 0:05:17]} 23. Ng3 {[%emt 0:06:31]} f6 {[%emt 0:04:13]} 24. Bf4 {[%emt 0:01:00]} Bd6 {[%emt 0:01:39]} 25. Bxd6+ {[%emt 0:05:12]} Nxd6 {[%emt 0:02:34]} 26. Nh5 {[%emt 0:01:05]} Kf7 {[%emt 0:04:09]} 27. c3 {[%emt 0:07:30]} Re8 {[%emt 0:02:41]} 28. Rxe8 {[%emt 0:05:48]} Nxe8 {[%emt 0:00:00]} 29. Ng3 {[%emt 0:01:07]} Nd6 {[%emt 0:05:58]} 30. Nf1 {[%emt 0:01:21]} g5 {[%emt 0:04:57]} 31. Ne3 {[%emt 0:01:19]} Ke6 {[%emt 0:00:00]} 32. h4 {[%emt 0:02:01]} Ne8 {[%emt 0:07:16]} 33. Kh2 {[%emt 0:01:08]} Ng7 {[%emt 0:00:32]} 34. Kg3 {[%emt 0:04:11]} Kd6 {[%emt 0:04:26]} 35. f4 {[%emt 0:00:31]} b5 {[%emt 0:02:38]} 36. Bf3 {[%emt 0:02:25]} a5 {[%emt 0:02:58]} 37. Bd1 {[%emt 0:00:04]} Bd7 {[%emt 0:02:35]} 38. a3 {[%emt 0:00:58]} Bc8 {[%emt 0:02:07]} 39. Bc2 {[%emt 0:01:24]} Bd7 {[%emt 0:02:36]} 40. Bg6 {[%emt 0:00:00]} Be6 {[%emt 0:00:00]} 41. Nc2 {[%emt 0:19:16]} Bd7 {[%emt 0:19:35]} 42. Ne1 {[%emt 0:03:40]} Ne6 {[%emt 0:03:46]} 43. fxg5 {[%emt 0:01:59]} fxg5 {[%emt 0:00:05]} 44. Nf3 {[%emt 0:01:37]} Ke7 {[%emt 0:03:54]} 45. Bf5 {[%emt 0:08:05]} Kf6 {[%emt 0:00:26]} 46. Ne5 Be8 {[%emt 0:00:55]} 47. Bxe6 {[%emt 0:02:24]} Kxe6 {[%emt 0:00:42]} 48. h5 {[%emt 0:00:56]} a4 {[%emt 0:00:54]} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.07"]
[Round "8.3"]
[White "Cukrowski, Filip"]
[Black "Mondrzycki, Bartlomiej"]
[Result "1-0"]
[ECO "B66"]
[WhiteElo "2419"]
[BlackElo "2140"]
[Annotator "ChessBase"]
[PlyCount "93"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. e4 {[%emt 0:03:12]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 6. Bg5 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 7. Qd2 {[%emt 0:01:24]} a6 {[%emt 0:00:00]} 8. Be2 {[%emt 0:05:59]} Bd7 {[%emt 0:02:33]} 9. f4 {[%emt 0:06:40]} Be7 {[%emt 0:27:19]} 10. O-O-O {[%emt 0:08:17]} O-O {[%emt 0:02:54]} 11. Nf3 {[%emt 0:06:25]} Qa5 {[%emt 0:15:48]} 12. Kb1 {[%emt 0:17:25]} Rfd8 {[%emt 0:00:46]} 13. Bd3 {[%emt 0:08:51]} Rac8 {[%emt 0:08:58]} 14. Rhe1 {[%emt 0:02:42]} Nb4 {[%emt 0:11:39]} 15. a3 {[%emt 0:00:00]} Nxd3 {[%emt 0:00:00]} 16. cxd3 {[%emt 0:00:00]} Kf8 {[%emt 0:09:30]} 17. d4 {[%emt 0:05:08]} d5 {[%emt 0:03:47]} 18. e5 {[%emt 0:00:36]} Ng8 {[%emt 0:00:00]} 19. Rc1 {[%emt 0:01:14]} h6 {[%emt 0:02:45]} 20. Bxe7+ {[%emt 0:00:00]} Nxe7 {[%emt 0:00:00]} 21. Qd3 {[%emt 0:00:57]} Kg8 {[%emt 0:00:50]} 22. g4 {[%emt 0:01:54]} b5 {[%emt 0:01:55]} 23. Na2 {[%emt 0:00:35]} Qb6 {[%emt 0:01:09]} 24. Rxc8 {[%emt 0:00:25]} Rxc8 {[%emt 0:00:00]} 25. Rc1 {[%emt 0:01:25]} Rxc1+ {[%emt 0:00:00]} 26. Kxc1 {[%emt 0:00:50]} b4 {[%emt 0:02:58]} 27. Nxb4 {[%emt 0:02:09]} Bb5 {[%emt 0:00:00]} 28. Qe3 {[%emt 0:02:36]} a5 {[%emt 0:00:21]} 29. Nd3 {[%emt 0:01:35]} Nc6 {[%emt 0:00:23]} 30. Nc5 {[%emt 0:00:20]} Bf1 {[%emt 0:00:16]} 31. Nd2 {[%emt 0:02:01]} Bg2 {[%emt 0:00:00]} 32. f5 {[%emt 0:00:27]} Ne7 {[%emt 0:02:27]} 33. fxe6 {[%emt 0:01:52]} fxe6 {[%emt 0:00:00]} 34. Qe2 {[%emt 0:03:31]} Bh1 {[%emt 0:00:02]} 35. Qf1 {[%emt 0:00:23]} Be4 {[%emt 0:01:08]} 36. Ndxe4 {[%emt 0:00:00]} dxe4 {[%emt 0:00:00]} 37. Qe2 {[%emt 0:00:00]} Qc6 {[%emt 0:01:09]} 38. Kd2 {[%emt 0:04:18]} Qb6 {[%emt 0:00:09]} 39. Kc2 {[%emt 0:00:07]} Nc6 {[%emt 0:00:26]} 40. Qxe4 {[%emt 0:00:00]} Qb5 {[%emt 0:00:00]} 41. Qd3 {[%emt 0:15:19]} Qb8 {[%emt 0:15:48]} 42. Qc4 {[%emt 0:02:09]} Kh8 {[%emt 0:01:35]} 43. Nxe6 {[%emt 0:00:35]} Qc8 {[%emt 0:00:48]} 44. Kb1 {[%emt 0:00:15]} Qd7 {[%emt 0:00:56]} 45. h3 {[%emt 0:03:27]} a4 {[%emt 0:00:01]} 46. Nc5 {[%emt 0:04:30]} Qd8 {[%emt 0:00:02]} 47. e6 {[%emt 0:01:15]} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.07"]
[Round "8.4"]
[White "Jankowiak, Tomasz"]
[Black "Zwahr, Paul"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2115"]
[BlackElo "2277"]
[Annotator "ChessBase"]
[PlyCount "79"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 3. Bb5+ {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 4. O-O {[%emt 0:00:00]} Bd7 {[%emt 0:00:00]} 5. Re1 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 6. c3 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 7. Bc4 {[%emt 0:00:00]} Bg4 {[%emt 0:00:11]} 8. d4 {[%emt 0:00:00]} Bxf3 {[%emt 0:00:12]} 9. gxf3 {[%emt 0:00:00]} e6 {[%emt 0:00:23]} 10. Be3 {[%emt 0:22:26]} cxd4 {[%emt 0:05:03]} 11. cxd4 {[%emt 0:01:09]} d5 {[%emt 0:00:14]} 12. Bd3 {[%emt 0:01:21]} Be7 {[%emt 0:01:43]} 13. Nc3 {[%emt 0:12:08]} O-O {[%emt 0:01:00]} 14. Rc1 {[%emt 0:00:00]} g6 {[%emt 0:07:32]} 15. Bb1 {[%emt 0:09:01]} Rc8 {[%emt 0:06:20]} 16. Na4 {[%emt 0:07:33]} Nd7 {[%emt 0:23:08]} 17. exd5 {[%emt 0:10:51]} exd5 {[%emt 0:00:05]} 18. Qb3 {[%emt 0:00:00]} Bb4 {[%emt 0:23:53]} 19. Red1 {[%emt 0:00:44]} b5 {[%emt 0:04:14]} 20. Qxd5 {[%emt 0:00:57]} Ne7 {[%emt 0:03:32]} 21. Qb3 {[%emt 0:00:21]} Rxc1 {[%emt 0:00:39]} 22. Rxc1 {[%emt 0:00:22]} Bd6 {[%emt 0:00:33]} 23. Nc5 {[%emt 0:01:05]} Nb6 {[%emt 0:05:24]} 24. Bh6 {[%emt 0:12:35]} Ned5 {[%emt 0:04:33]} 25. Ne4 {[%emt 0:02:11]} Qh4 {[%emt 0:02:52]} 26. Bxf8 {[%emt 0:00:47]} Qxh2+ {[%emt 0:00:48]} 27. Kf1 {[%emt 0:00:00]} Bxf8 {[%emt 0:02:39]} 28. Ke2 {[%emt 0:02:24]} Bh6 {[%emt 0:00:36]} 29. Re1 {[%emt 0:03:37]} Nc4 {[%emt 0:00:32]} 30. a4 {[%emt 0:01:22]} Qb8 {[%emt 0:00:49]} 31. axb5 {[%emt 0:01:09]} axb5 {[%emt 0:00:00]} 32. Bd3 {[%emt 0:00:03]} Nf4+ {[%emt 0:00:00]} 33. Kf1 {[%emt 0:00:00]} Qc8 {[%emt 0:00:00]} 34. Kg1 {[%emt 0:02:06]} Nh3+ {[%emt 0:00:48]} 35. Kh1 {[%emt 0:00:42]} Nf4 {[%emt 0:00:24]} 36. Nf6+ {[%emt 0:02:56]} Kg7 {[%emt 0:00:00]} 37. Ng4 {[%emt 0:00:00]} Qc6 {[%emt 0:00:33]} 38. Bxc4 {[%emt 0:00:15]} bxc4 {[%emt 0:00:00]} 39. d5 {[%emt 0:00:52]} Qc5 {[%emt 0:00:34]} 40. Qc3+ {[%emt 0:00:00]} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.07"]
[Round "8.5"]
[White "Chmiel, Marcin"]
[Black "Piekielny, Pawel"]
[Result "0-1"]
[ECO "A15"]
[WhiteElo "2267"]
[BlackElo "2099"]
[Annotator "ChessBase"]
[PlyCount "66"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. c4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. g3 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 3. Bg2 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 4. cxd5 {[%emt 0:00:00]} Nxd5 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:00]} Nxc3 {[%emt 0:00:00]} 6. bxc3 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 7. Nf3 {[%emt 0:02:14]} Nc6 {[%emt 0:00:00]} 8. O-O {[%emt 0:01:17]} Be7 {[%emt 0:00:00]} 9. Rb1 {[%emt 0:02:40]} O-O {[%emt 0:00:00]} 10. d3 {[%emt 0:00:28]} Rb8 {[%emt 0:00:29]} 11. Nd2 {[%emt 0:03:28]} Be6 {[%emt 0:01:03]} 12. a4 {[%emt 0:01:28]} Bd5 {[%emt 0:00:33]} 13. Bxd5 {[%emt 0:02:04]} Qxd5 {[%emt 0:00:00]} 14. Qb3 {[%emt 0:00:05]} Qd7 {[%emt 0:02:05]} 15. Nc4 {[%emt 0:06:12]} Kh8 {[%emt 0:04:19]} 16. f4 {[%emt 0:01:20]} Qg4 {[%emt 0:09:45]} 17. Rf3 {[%emt 0:06:51]} f6 {[%emt 0:02:17]} 18. Ne3 {[%emt 0:05:23]} Qc8 {[%emt 0:04:06]} 19. Nd5 {[%emt 0:01:27]} Bd6 {[%emt 0:00:14]} 20. Qc4 {[%emt 0:12:13]} Re8 {[%emt 0:06:09]} 21. e4 {[%emt 0:03:03]} f5 {[%emt 0:18:52]} 22. Be3 {[%emt 0:07:39]} fxe4 {[%emt 0:07:56]} 23. dxe4 {[%emt 0:00:00]} exf4 {[%emt 0:00:00]} 24. gxf4 {[%emt 0:07:29]} Qe6 {[%emt 0:00:11]} 25. e5 {[%emt 0:08:00]} Bxe5 {[%emt 0:03:42]} 26. fxe5 {[%emt 0:01:40]} Nxe5 {[%emt 0:02:00]} 27. Qxc5 {[%emt 0:11:08]} Nxf3+ {[%emt 0:00:49]} 28. Kf2 {[%emt 0:00:00]} Qf5 {[%emt 0:00:59]} 29. Rb4 {[%emt 0:04:12]} Ne5+ {[%emt 0:00:05]} 30. Rf4 {[%emt 0:00:53]} Nd3+ {[%emt 0:00:02]} 31. Kg3 {[%emt 0:01:13]} Qg6+ {[%emt 0:00:36]} 32. Rg4 {[%emt 0:00:01]} Nxc5 {[%emt 0:00:00]} 33. Rxg6 {[%emt 0:00:07]} Rxe3+ 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.07"]
[Round "8.6"]
[White "Kanicki, Krzysztof"]
[Black "Burian, Simon"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2163"]
[BlackElo "2073"]
[Annotator "ChessBase"]
[PlyCount "75"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 6. Be3 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 7. Nb3 {[%emt 0:00:00]} Be7 {[%emt 0:00:00]} 8. f3 {[%emt 0:00:00]} Be6 {[%emt 0:00:00]} 9. Qd2 {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 10. O-O-O {[%emt 0:00:00]} a5 {[%emt 0:00:00]} 11. a4 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 12. g4 {[%emt 0:00:27]} Nb4 {[%emt 0:00:00]} 13. Kb1 {[%emt 0:00:28]} Rc8 {[%emt 0:00:00]} 14. g5 {[%emt 0:01:26]} Nd7 {[%emt 0:00:00]} 15. f4 {[%emt 0:14:49]} exf4 {[%emt 0:10:35]} 16. Bxf4 {[%emt 0:00:00]} Ne5 {[%emt 0:02:28]} 17. Nd4 {[%emt 0:02:53]} Bg4 {[%emt 0:06:19]} 18. Rc1 {[%emt 0:02:11]} Nf3 {[%emt 0:09:15]} 19. Nxf3 {[%emt 0:07:01]} Bxf3 {[%emt 0:00:22]} 20. Rg1 {[%emt 0:00:32]} d5 {[%emt 0:07:01]} 21. exd5 {[%emt 0:02:20]} Nxd5 {[%emt 0:02:16]} 22. Nxd5 {[%emt 0:01:02]} Bxd5 {[%emt 0:01:06]} 23. Bg2 {[%emt 0:11:21]} Bxg2 {[%emt 0:00:48]} 24. Rxg2 {[%emt 0:00:18]} Rc4 {[%emt 0:06:50]} 25. Qxd8 {[%emt 0:09:38]} Rxd8 {[%emt 0:00:25]} 26. Bd2 {[%emt 0:18:03]} Bb4 {[%emt 0:04:38]} 27. Bxb4 {[%emt 0:01:23]} Rxb4 {[%emt 0:00:00]} 28. b3 {[%emt 0:00:04]} b5 {[%emt 0:00:33]} 29. axb5 {[%emt 0:00:19]} Rxb5 {[%emt 0:00:00]} 30. Kb2 {[%emt 0:02:10]} g6 {[%emt 0:03:14]} 31. Ra1 {[%emt 0:03:27]} h6 {[%emt 0:04:30]} 32. gxh6 {[%emt 0:02:56]} Kh7 {[%emt 0:00:18]} 33. c4 {[%emt 0:02:16]} Re5 {[%emt 0:05:32]} 34. Rc2 {[%emt 0:00:14]} Rc8 {[%emt 0:00:30]} 35. Kc3 {[%emt 0:04:28]} Rd8 {[%emt 0:04:37]} 36. Kb2 {[%emt 0:02:17]} Rc8 {[%emt 0:00:45]} 37. Kc3 {[%emt 0:00:00]} Rd8 {[%emt 0:00:00]} 38. Kb2 {[%emt 0:00:43]} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.07"]
[Round "8.7"]
[White "Krzywda, Andrzej"]
[Black "Borowski, Przemyslaw"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2156"]
[BlackElo "1790"]
[Annotator "ChessBase"]
[PlyCount "49"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. Nf3 {[%emt 0:00:00]} c5 {[%emt 0:00:27]} 2. g3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:07]} 3. Bg2 {[%emt 0:00:00]} g6 {[%emt 0:00:27]} 4. O-O {[%emt 0:00:00]} Bg7 {[%emt 0:00:00]} 5. d4 {[%emt 0:01:15]} cxd4 {[%emt 0:01:26]} 6. Nxd4 {[%emt 0:00:00]} Nc6 {[%emt 0:01:59]} 7. c4 {[%emt 0:00:07]} O-O {[%emt 0:03:14]} 8. Nc3 {[%emt 0:00:00]} Nxd4 {[%emt 0:04:35]} 9. Qxd4 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 10. Qh4 {[%emt 0:06:00]} Re8 {[%emt 0:06:57]} 11. Rd1 {[%emt 0:06:05]} Qb6 {[%emt 0:07:25]} 12. Be3 {[%emt 0:10:29]} Qxb2 {[%emt 0:19:27]} 13. Nb5 {[%emt 0:07:12]} Rb8 {[%emt 0:10:34]} 14. Nc7 {[%emt 0:12:09]} Bf5 {[%emt 0:19:51]} 15. Nxe8 {[%emt 0:09:06]} Rxe8 {[%emt 0:00:18]} 16. Bf3 {[%emt 0:04:19]} e5 {[%emt 0:01:50]} 17. Rac1 {[%emt 0:10:31]} Qxa2 18. Rxd6 {[%emt 0:02:04]} e4 {[%emt 0:06:29]} 19. Bg2 {[%emt 0:00:38]} Ng4 {[%emt 0:00:17]} 20. Rd8 {[%emt 0:02:32]} Qa4 {[%emt 0:01:40]} 21. Qe7 {[%emt 0:03:07]} Nf6 {[%emt 0:02:29]} 22. Rxe8+ {[%emt 0:02:51]} Nxe8 {[%emt 0:01:04]} 23. Qxb7 {[%emt 0:00:28]} a5 {[%emt 0:00:39]} 24. Bxe4 {[%emt 0:02:57]} Bxe4 {[%emt 0:01:15]} 25. Qxe4 {[%emt 0:00:00]} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.07"]
[Round "8.8"]
[White "Kowalczyk, Wojciech"]
[Black "Nguyen, Alex Dac-Vuong"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "1873"]
[BlackElo "2366"]
[Annotator "ChessBase"]
[PlyCount "122"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nc3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:00]} Nd4 {[%emt 0:00:00]} 4. Bc4 {[%emt 0:00:43]} a6 {[%emt 0:00:00]} 5. a4 {[%emt 0:03:39]} e6 {[%emt 0:00:00]} 6. Nf3 {[%emt 0:01:24]} Nf6 {[%emt 0:04:06]} 7. O-O {[%emt 0:06:55]} d5 {[%emt 0:02:29]} 8. exd5 {[%emt 0:03:42]} exd5 {[%emt 0:00:00]} 9. Ba2 {[%emt 0:00:39]} Bg4 {[%emt 0:12:22]} 10. Qe1+ {[%emt 0:04:39]} Be7 {[%emt 0:00:04]} 11. Nxd4 {[%emt 0:00:25]} cxd4 {[%emt 0:00:00]} 12. Ne2 {[%emt 0:00:43]} d3 {[%emt 0:00:15]} 13. cxd3 {[%emt 0:00:53]} O-O {[%emt 0:00:09]} 14. h3 {[%emt 0:07:03]} Bf5 {[%emt 0:02:19]} 15. d4 {[%emt 0:04:54]} Qd7 {[%emt 0:03:29]} 16. Qd1 {[%emt 0:18:15]} Bd6 {[%emt 0:25:11]} 17. Ng3 {[%emt 0:04:13]} Bd3 {[%emt 0:06:35]} 18. Re1 {[%emt 0:01:11]} Bxg3 {[%emt 0:01:30]} 19. fxg3 {[%emt 0:00:05]} Rfe8 {[%emt 0:02:01]} 20. Re3 {[%emt 0:02:17]} Bg6 {[%emt 0:10:20]} 21. Bb1 {[%emt 0:10:32]} Bxb1 {[%emt 0:11:18]} 22. Rxb1 {[%emt 0:00:00]} Rxe3 {[%emt 0:05:22]} 23. dxe3 {[%emt 0:00:08]} Ne4 {[%emt 0:02:11]} 24. Bd2 {[%emt 0:12:37]} Nxg3 {[%emt 0:00:12]} 25. Rc1 {[%emt 0:00:00]} Rc8 {[%emt 0:00:07]} 26. Rxc8+ {[%emt 0:01:38]} Qxc8 {[%emt 0:00:00]} 27. Qe1 {[%emt 0:03:04]} Ne4 {[%emt 0:00:00]} 28. Bc3 {[%emt 0:00:05]} f6 {[%emt 0:00:49]} 29. a5 {[%emt 0:01:20]} Qc4 {[%emt 0:00:21]} 30. Qf1 {[%emt 0:01:10]} Qxf1+ {[%emt 0:00:39]} 31. Kxf1 {[%emt 0:00:00]} Kf7 {[%emt 0:00:14]} 32. Ke2 {[%emt 0:00:27]} Ke6 {[%emt 0:00:00]} 33. Be1 {[%emt 0:01:05]} Kd7 {[%emt 0:00:00]} 34. Kf3 {[%emt 0:01:36]} Ke6 {[%emt 0:03:30]} 35. Bb4 {[%emt 0:00:52]} Kf5 {[%emt 0:00:07]} 36. Be1 {[%emt 0:00:36]} Ng5+ {[%emt 0:00:03]} 37. Ke2 {[%emt 0:00:35]} Ke6 {[%emt 0:00:00]} 38. Bb4 {[%emt 0:00:28]} g6 {[%emt 0:00:00]} 39. Bf8 {[%emt 0:01:01]} h5 {[%emt 0:00:20]} 40. Bh6 {[%emt 0:00:00]} Ne4 {[%emt 0:00:00]} 41. Bf8 {[%emt 0:16:38]} Kd7 {[%emt 0:18:21]} 42. Kf3 {[%emt 0:07:37]} Kc6 {[%emt 0:01:59]} 43. Kf4 {[%emt 0:00:54]} Kb5 {[%emt 0:02:20]} 44. b4 {[%emt 0:00:10]} Kc4 {[%emt 0:03:05]} 45. Be7 {[%emt 0:00:21]} Kd3 {[%emt 0:00:28]} 46. g4 {[%emt 0:00:18]} hxg4 {[%emt 0:00:48]} 47. hxg4 {[%emt 0:01:04]} Ke2 {[%emt 0:02:07]} 48. Bd8 {[%emt 0:03:50]} Kd2 {[%emt 0:04:33]} 49. Be7 {[%emt 0:00:16]} Kd3 {[%emt 0:00:06]} 50. Bd8 {[%emt 0:00:51]} Ke2 {[%emt 0:00:04]} 51. Be7 {[%emt 0:00:16]} g5+ {[%emt 0:00:38]} 52. Kf5 {[%emt 0:00:17]} Kxe3 {[%emt 0:00:05]} 53. Bxf6 {[%emt 0:01:56]} Nxf6 {[%emt 0:00:06]} 54. Kxf6 {[%emt 0:00:16]} Kf4 {[%emt 0:00:22]} 55. Ke6 {[%emt 0:00:34]} Kxg4 {[%emt 0:00:20]} 56. Kxd5 {[%emt 0:01:23]} Kf5 {[%emt 0:00:08]} 57. Kc5 {[%emt 0:01:43]} g4 {[%emt 0:00:06]} 58. d5 {[%emt 0:01:01]} g3 {[%emt 0:00:11]} 59. b5 {[%emt 0:00:33]} g2 {[%emt 0:00:45]} 60. bxa6 {[%emt 0:00:30]} g1=Q+ {[%emt 0:00:22]} 61. Kb5 {[%emt 0:00:16]} Qf1+ {[%emt 0:00:23]} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.07"]
[Round "8.9"]
[White "Skurniak, Szymon"]
[Black "Wong, Gengchun"]
[Result "1/2-1/2"]
[ECO "B91"]
[WhiteElo "2036"]
[BlackElo "2190"]
[Annotator "ChessBase"]
[PlyCount "58"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. e4 c5 {[%emt 0:03:46]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:40]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 6. g3 {[%emt 0:00:00]} e5 {[%emt 0:00:54]} 7. Nde2 {[%emt 0:00:00]} Be7 {[%emt 0:00:00]} 8. Bg2 {[%emt 0:00:00]} O-O {[%emt 0:00:10]} 9. O-O {[%emt 0:00:00]} b5 {[%emt 0:00:53]} 10. Nd5 {[%emt 0:00:00]} Nxd5 {[%emt 0:02:22]} 11. Qxd5 {[%emt 0:00:00]} Ra7 {[%emt 0:00:00]} 12. Be3 {[%emt 0:00:00]} Rb7 {[%emt 0:06:44]} 13. Rfd1 {[%emt 0:12:24]} Qc7 {[%emt 0:06:31]} 14. Qd2 {[%emt 0:05:04]} Be6 {[%emt 0:11:25]} 15. Nc3 {[%emt 0:01:28]} Rc8 {[%emt 0:09:12]} 16. Nd5 {[%emt 0:00:08]} Qxc2 {[%emt 0:19:20]} 17. Nxe7+ {[%emt 0:07:28]} Rxe7 {[%emt 0:00:00]} 18. Rac1 {[%emt 0:00:01]} Qxd2 {[%emt 0:02:07]} 19. Rxc8+ {[%emt 0:00:00]} Bxc8 {[%emt 0:00:00]} 20. Rxd2 {[%emt 0:00:00]} Be6 {[%emt 0:03:25]} 21. Rxd6 {[%emt 0:00:00]} Rd7 {[%emt 0:00:00]} 22. Rb6 {[%emt 0:01:52]} Rd1+ {[%emt 0:03:12]} 23. Bf1 {[%emt 0:00:37]} Nd7 {[%emt 0:00:00]} 24. Rc6 {[%emt 0:00:31]} Bc4 {[%emt 0:17:55]} 25. Rc8+ {[%emt 0:00:32]} Nf8 {[%emt 0:00:00]} 26. Bc5 {[%emt 0:05:23]} h5 {[%emt 0:00:00]} 27. Rxf8+ {[%emt 0:03:40]} Kh7 {[%emt 0:00:00]} 28. Kg2 {[%emt 0:06:55]} Bxf1+ {[%emt 0:00:00]} 29. Kf3 {[%emt 0:00:00]} Bc4 {[%emt 0:03:30]} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.07"]
[Round "8.10"]
[White "Golecki, Jan"]
[Black "Trybus, Daniel"]
[Result "1-0"]
[ECO "B85"]
[WhiteElo "2106"]
[BlackElo "1950"]
[Annotator "ChessBase"]
[PlyCount "85"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 6. Be2 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 7. Be3 {[%emt 0:00:00]} Be7 {[%emt 0:00:00]} 8. O-O {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 9. f4 {[%emt 0:00:00]} Qc7 {[%emt 0:00:00]} 10. Qe1 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 11. Qg3 {[%emt 0:00:00]} Nxd4 {[%emt 0:00:00]} 12. Bxd4 {[%emt 0:00:00]} b5 {[%emt 0:00:00]} 13. a3 {[%emt 0:00:00]} Bb7 {[%emt 0:00:00]} 14. Rae1 {[%emt 0:00:00]} Rad8 {[%emt 0:00:00]} 15. Kh1 {[%emt 0:00:00]} Rd7 {[%emt 0:00:00]} 16. Bd3 {[%emt 0:00:26]} Re8 {[%emt 0:00:00]} 17. e5 {[%emt 0:04:03]} dxe5 {[%emt 0:00:00]} 18. Bxe5 {[%emt 0:00:01]} Qd8 {[%emt 0:00:00]} 19. f5 {[%emt 0:23:52]} Bd6 {[%emt 0:00:00]} 20. Qh3 {[%emt 0:03:57]} Bxe5 {[%emt 0:05:06]} 21. Rxe5 {[%emt 0:00:33]} Rde7 {[%emt 0:04:22]} 22. Ne4 {[%emt 0:27:24]} Bxe4 {[%emt 0:15:13]} 23. Bxe4 {[%emt 0:10:18]} Qd4 {[%emt 0:01:24]} 24. Qg3 {[%emt 0:02:34]} Nh5 {[%emt 0:01:45]} 25. Qc3 {[%emt 0:00:28]} Qxc3 {[%emt 0:05:06]} 26. bxc3 {[%emt 0:00:00]} exf5 {[%emt 0:01:18]} 27. Rxe7 {[%emt 0:00:12]} Rxe7 {[%emt 0:00:02]} 28. Bxf5 {[%emt 0:01:55]} g6 {[%emt 0:02:05]} 29. Bc8 {[%emt 0:00:47]} Ra7 {[%emt 0:01:57]} 30. g4 {[%emt 0:00:36]} Ng7 {[%emt 0:01:23]} 31. c4 {[%emt 0:04:46]} Kf8 {[%emt 0:03:15]} 32. Rf6 {[%emt 0:07:29]} Ke7 {[%emt 0:04:50]} 33. Rc6 {[%emt 0:01:29]} Ne6 {[%emt 0:03:07]} 34. Rxa6 Rxa6 {[%emt 0:01:57]} 35. Bxa6 {[%emt 0:00:46]} bxc4 {[%emt 0:01:19]} 36. Bxc4 {[%emt 0:00:00]} Nd4 {[%emt 0:00:22]} 37. Bd3 {[%emt 0:02:11]} Kd6 {[%emt 0:01:45]} 38. Kg2 {[%emt 0:01:34]} Ke5 {[%emt 0:01:23]} 39. c3 {[%emt 0:01:52]} Ne6 {[%emt 0:00:24]} 40. Kf3 {[%emt 0:00:00]} f5 {[%emt 0:00:00]} 41. gxf5 {[%emt 0:16:21]} gxf5 {[%emt 0:15:26]} 42. a4 {[%emt 0:02:01]} Nc5 {[%emt 0:00:23]} 43. a5 {[%emt 0:00:52]} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.07"]
[Round "8.11"]
[White "Jankowiak, Piotr"]
[Black "Gardian, Adam"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2009"]
[BlackElo "1723"]
[Annotator "ChessBase"]
[PlyCount "83"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. Nf3 {[%emt 0:00:00]} e6 {[%emt 0:00:24]} 2. b3 {[%emt 0:00:00]} f5 {[%emt 0:00:11]} 3. g3 {[%emt 0:01:33]} Nf6 {[%emt 0:00:13]} 4. Bg2 {[%emt 0:00:00]} Be7 {[%emt 0:00:16]} 5. c4 {[%emt 0:02:03]} O-O {[%emt 0:00:21]} 6. O-O {[%emt 0:00:00]} Qe8 {[%emt 0:05:18]} 7. Bb2 {[%emt 0:01:27]} Qh5 {[%emt 0:00:28]} 8. d3 {[%emt 0:09:17]} d6 {[%emt 0:04:38]} 9. Nc3 {[%emt 0:07:42]} e5 {[%emt 0:01:16]} 10. e4 {[%emt 0:28:14]} f4 {[%emt 0:14:09]} 11. d4 {[%emt 0:00:40]} c6 {[%emt 0:07:00]} 12. Ba3 {[%emt 0:03:39]} Rd8 {[%emt 0:02:47]} 13. Qe2 {[%emt 0:03:07]} fxg3 {[%emt 0:05:48]} 14. fxg3 {[%emt 0:03:07]} Bg4 {[%emt 0:00:34]} 15. dxe5 {[%emt 0:01:28]} Bxf3 {[%emt 0:01:07]} 16. Rxf3 {[%emt 0:03:50]} Qxe5 {[%emt 0:00:46]} 17. Rd1 {[%emt 0:01:59]} Nbd7 {[%emt 0:01:32]} 18. Bb2 {[%emt 0:04:18]} Qc5+ {[%emt 0:00:31]} 19. Kh1 {[%emt 0:04:43]} Ne5 {[%emt 0:00:00]} 20. Rf5 {[%emt 0:00:58]} Nfg4 {[%emt 0:00:54]} 21. Re1 {[%emt 0:02:07]} Rf8 {[%emt 0:09:33]} 22. h3 {[%emt 0:00:24]} Nf2+ {[%emt 0:05:15]} 23. Kh2 {[%emt 0:00:00]} Nfd3 {[%emt 0:05:56]} 24. Na4 {[%emt 0:00:00]} Qa5 {[%emt 0:02:13]} 25. Bc3 {[%emt 0:00:46]} Qc7 {[%emt 0:00:00]} 26. Rd1 {[%emt 0:01:15]} b5 {[%emt 0:02:10]} 27. Nb2 {[%emt 0:02:54]} Nxb2 {[%emt 0:02:37]} 28. Bxb2 {[%emt 0:00:20]} Rab8 {[%emt 0:04:32]} 29. c5 {[%emt 0:00:25]} Ng6 {[%emt 0:00:53]} 30. b4 {[%emt 0:03:07]} Rbe8 {[%emt 0:02:05]} 31. Qd3 {[%emt 0:02:42]} dxc5 {[%emt 0:03:05]} 32. bxc5 {[%emt 0:00:20]} Qa5 {[%emt 0:01:44]} 33. Qb3+ {[%emt 0:00:20]} Kh8 {[%emt 0:00:12]} 34. Rf7 {[%emt 0:00:55]} Bf6 {[%emt 0:01:22]} 35. Bxf6 {[%emt 0:00:33]} gxf6 {[%emt 0:00:35]} 36. Rdd7 {[%emt 0:00:00]} Rxf7 {[%emt 0:02:29]} 37. Qxf7 {[%emt 0:00:00]} Re7 {[%emt 0:00:00]} 38. Rxe7 {[%emt 0:01:21]} Nxe7 {[%emt 0:00:00]} 39. Qxf6+ {[%emt 0:00:17]} Kg8 {[%emt 0:00:00]} 40. Qxe7 {[%emt 0:00:00]} Qxa2 {[%emt 0:00:00]} 41. e5 {[%emt 0:15:08]} b4 {[%emt 0:14:39]} 42. e6 {[%emt 0:01:00]} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.07"]
[Round "8.12"]
[White "Bojczewski, Mateusz"]
[Black "Peglau, Mirjam"]
[Result "1/2-1/2"]
[ECO "B18"]
[WhiteElo "1886"]
[BlackElo "1851"]
[Annotator "NA"]
[PlyCount "60"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

{[%evp 8,47,30,32767,32767,9,85,32767,32767,63,32767,77,32767,125,136,143,208,174,184,207,196,77,88,-61,-68,-84,-132,-104,-93,-99,32767,32767,32767,32767,32767,32767,32767,32767,-72,32767,-44,-52]} 1. e4 {[%emt 0:00:00]} c6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:00]} dxe4 {[%emt 0:00:00]} 4. Nxe4 {[%emt 0:00:00]} Bf5 {[%emt 0:00:00]} 5. Ng3 {[%emt 0:00:00]} Bg6 {[%emt 0:00:00]} 6. Nh3 {[%emt 0:00:00]} h6 {[%emt 0:00:00]} (6... Nf6 $11) 7. Nf4 {[%emt 0:00:00]} Bh7 {[%emt 0:00:00]} 8. Bc4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:54]} 9. O-O {[%emt 0:00:39] B18: Classical Caro-Kann: 4...Bf5 sidelines.} e6 {[%emt 0:00:55]} 10. Re1 {[%emt 0:10:49]} Be7 {[%emt 0:07:53]} 11. Bxe6 {[%emt 0:16:59]} fxe6 {[%emt 0:00:00]} 12. Nxe6 {[%emt 0:00:00] Double Attack} Qd7 {[%emt 0:01:01]} 13. Nxg7+ {[%emt 0:06:41]} Kf7 {[%emt 0:00:21]} 14. Bxh6 {[%emt 0:05:19]} (14. N7h5 $18 {and White stays clearly on top.}) 14... Bg6 {[%emt 0:07:42]} 15. Qd2 {[%emt 0:00:54]} ({White should try} 15. Qf3 $14 Rxh6 16. Rxe7+ {[%mdl 64] Deflection} Qxe7 17. N7f5 Bxf5 18. Nxf5) 15... Bf8 {[%emt 0:07:24] [#]} 16. Qg5 $146 {[%emt 0:08:21] [#]} ({Avoid the trap} 16. Bg5 $2 Bxg7 17. Qb4 Nd5 $19) ({Predecessor:} 16. N7f5 Bxf5 17. Bxf8 Rxf8 18. Nxf5 Qxf5 19. Re5 Qd7 20. Rae1 Na6 21. Re7+ Qxe7 22. Rxe7+ Kxe7 {0-1 (35) Ung,T (1348)-Huang,J (1747) Mount Buller 2005}) 16... Rxh6 $1 {[%emt 0:06:23]} ({Not} 16... Bxg7 17. Bxg7 Kxg7 {[#]} 18. Re7+ $1 {[%mdl 576] Deflection, Decoy} Qxe7 19. Nf5+ {[%mdl 64] Double Attack} Kf7 20. Nxe7 $18) 17. Qxh6 {[%emt 0:04:22]} Bxg7 {[%emt 0:00:00]} 18. Qf4 {[%emt 0:01:03]} Na6 {[%emt 0:05:36]} 19. Ne4 {[%emt 0:04:13]} Bxe4 {[%emt 0:00:27]} 20. Rxe4 {[%emt 0:00:00]} Re8 {[%emt 0:00:00]} 21. Rae1 {[%emt 0:00:16]} Rxe4 {[%emt 0:09:41]} 22. Rxe4 {[%emt 0:00:00] [#]} Qd5 {[%emt 0:04:11]} (22... Nc5 $142 $1 {[%mdl 512]} 23. Re1 (23. dxc5 Qd1+) 23... Ne6 {[%mdl 64] Double Attack}) 23. Re5 {[%emt 0:01:36]} Qxa2 {[%emt 0:02:54]} 24. g4 $15 {[%emt 0:00:05]} Qb1+ {[%emt 0:14:35]} 25. Kg2 {[%emt 0:00:00]} Qxc2 {[%emt 0:00:19]} 26. g5 {[%emt 0:00:03]} Qg6 {[%emt 0:00:27]} 27. Kh1 {[%emt 0:00:11]} Qb1+ {[%emt 0:10:35]} 28. Kg2 {[%emt 0:00:00]} Qg6 {[%emt 0:01:17]} 29. Kh1 {[%emt 0:00:00]} Qb1+ {[%emt 0:12:24]} 30. Kg2 {[%emt 0:00:00]} Qg6 {[%emt 0:00:00]} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.07"]
[Round "8.13"]
[White "Roessler, Frank-Peter"]
[Black "Vanduyfhuys, Daria"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1902"]
[BlackElo "1985"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,48,-14,-11,-14,-2,0,3,-45,-46,-71,-48,-74,-76,-181,-168,-233,-243,-248,-249,-247,-237,-225,-241,-683,-676,-665,-660,-650,-603,-581,-564,-650,-643,-610,-597]} 1. f4 d5 2. Nf3 c5 3. g3 Nc6 4. Bg2 Nf6 5. c4 d4 6. d3 g6 7. O-O Bg7 8. Na3 O-O {[#]} 9. Rb1 $146 {A03: Bird's Opening with 1...d5.} ({Predecessor:} 9. Nc2 Re8 10. Bd2 e5 11. fxe5 Nxe5 12. b4 Nxf3+ 13. Bxf3 cxb4 14. Nxb4 a5 15. Nd5 Bh3 16. Re1 Nxd5 17. Bxd5 {1-0 (30) Bachler,R (2143)-Brehovsky,P (2149) Playchess.com INT 2020}) 9... Bd7 10. Nc2 Rb8 11. e4 {The position is equal.} dxe3 $1 12. Bxe3 Bf5 13. Nfe1 {[#]} Qd6 $1 $36 {[%mdl 2048] Keeping White busy.} 14. b4 (14. h3 $17) 14... cxb4 15. c5 (15. h3 $142) 15... Qd7 $19 16. Nxb4 Nxb4 17. Rxb4 Ng4 18. Qe2 a5 19. Rxb7 $2 (19. Rc4) 19... Rxb7 {Black is clearly winning.} 20. c6 Qe6 {[#] ...Rb2 is the strong threat.} 21. cxb7 {White wants to play Nc2.} Qxe3+ 22. Qxe3 Nxe3 23. Rf2 Nxg2 24. Kxg2 Rb8 {White did not feel at home in the position after the opening. Accuracy: White = 31%, Black = 100%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.07"]
[Round "8.14"]
[White "Krawiec, Grzegorz"]
[Black "Szczesniak, Konrad"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "1812"]
[BlackElo "2033"]
[Annotator "ChessBase"]
[PlyCount "57"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 5. Nb5 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 6. N1c3 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 7. Na3 {[%emt 0:00:00]} b5 {[%emt 0:00:00]} 8. Nd5 {[%emt 0:00:00]} Nce7 {[%emt 0:00:00]} 9. c4 {[%emt 0:00:00]} Nxd5 {[%emt 0:00:00]} 10. Qxd5 {[%emt 0:05:59]} Be6 {[%emt 0:00:00]} 11. Qd3 {[%emt 0:08:29]} Nf6 {[%emt 0:00:00]} 12. cxb5 {[%emt 0:11:48]} d5 {[%emt 0:00:00]} 13. exd5 {[%emt 0:05:06]} Bxd5 {[%emt 0:01:43]} 14. Nc2 {[%emt 0:01:27]} Qc7 {[%emt 0:01:39]} 15. Ne3 {[%emt 0:05:28]} Bb4+ {[%emt 0:20:29]} 16. Bd2 {[%emt 0:00:28]} Be4 {[%emt 0:00:02]} 17. Qe2 {[%emt 0:02:25]} Bxd2+ {[%emt 0:01:07]} 18. Qxd2 {[%emt 0:00:00]} O-O {[%emt 0:00:01]} 19. Qc3 {[%emt 0:08:11]} Qb6 {[%emt 0:02:05]} 20. Be2 {[%emt 0:05:46]} Rac8 {[%emt 0:00:37]} 21. Qb4 {[%emt 0:00:47]} Bc6 {[%emt 0:05:41]} 22. a4 {[%emt 0:07:31]} axb5 {[%emt 0:00:18]} 23. Bxb5 {[%emt 0:01:17]} Rb8 {[%emt 0:00:17]} 24. O-O {[%emt 0:03:00]} Rfd8 {[%emt 0:04:17]} 25. Rfd1 {[%emt 0:02:22]} Rd4 {[%emt 0:01:59]} 26. Rxd4 {[%emt 0:00:54]} exd4 {[%emt 0:00:00]} 27. Nc4 {[%emt 0:00:12]} Qa7 {[%emt 0:00:00]} 28. Qa5 {[%emt 0:03:33]} Qxa5 {[%emt 0:00:15]} 29. Nxa5 {[%emt 0:00:00]} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.07"]
[Round "8.15"]
[White "Peglau, Dora"]
[Black "Peglau, Markus"]
[Result "1/2-1/2"]
[ECO "B03"]
[WhiteElo "1704"]
[BlackElo "1910"]
[Annotator "ChessBase"]
[PlyCount "76"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

1. e4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. e5 {[%emt 0:00:00]} Nd5 {[%emt 0:00:00]} 3. c4 {[%emt 0:00:00]} Nb6 {[%emt 0:00:00]} 4. d4 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 5. exd6 {[%emt 0:00:09]} exd6 {[%emt 0:00:00]} 6. Nc3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:03]} 7. Nf3 {[%emt 0:00:12]} Be7 {[%emt 0:03:03]} 8. Be2 {[%emt 0:00:37]} O-O {[%emt 0:02:23]} 9. O-O {[%emt 0:00:14]} Re8 {[%emt 0:02:27]} 10. Bf4 {[%emt 0:00:17]} Bf6 {[%emt 0:01:37]} 11. Qd2 {[%emt 0:07:48]} Bg4 {[%emt 0:02:34]} 12. d5 {[%emt 0:04:28]} Bxf3 {[%emt 0:02:01]} 13. Bxf3 {[%emt 0:03:00]} Nxc4 {[%emt 0:03:50]} 14. Qc1 {[%emt 0:07:01]} N6e5 {[%emt 0:03:54]} 15. Be2 {[%emt 0:02:26]} Qd7 {[%emt 0:01:48]} 16. Ne4 {[%emt 0:03:10]} Nb6 {[%emt 0:03:03]} 17. Nxf6+ {[%emt 0:00:41]} gxf6 {[%emt 0:00:00]} 18. Qd2 {[%emt 0:02:38]} Qf5 {[%emt 0:02:54]} 19. Rac1 {[%emt 0:15:38]} Ng6 {[%emt 0:09:15]} 20. Bg3 {[%emt 0:00:21]} Re7 {[%emt 0:10:45]} 21. Rfd1 {[%emt 0:02:36]} Rae8 {[%emt 0:03:39]} 22. Bb5 {[%emt 0:01:43]} Rd8 {[%emt 0:05:53]} 23. Bf1 {[%emt 0:08:44]} Rde8 {[%emt 0:00:54]} 24. Qa5 {[%emt 0:02:48]} h5 {[%emt 0:10:19]} 25. h3 {[%emt 0:03:20]} h4 {[%emt 0:00:38]} 26. Bh2 {[%emt 0:00:00]} a6 {[%emt 0:04:35]} 27. Bxd6 {[%emt 0:02:26]} cxd6 {[%emt 0:01:59]} 28. Qxb6 {[%emt 0:00:00]} Qe5 {[%emt 0:03:57]} 29. Rc2 {[%emt 0:11:47]} Nf4 {[%emt 0:00:41]} 30. Qd4 {[%emt 0:00:26]} Qxd4 {[%emt 0:03:22]} 31. Rxd4 {[%emt 0:00:00]} Ne2+ {[%emt 0:00:39]} 32. Bxe2 {[%emt 0:00:11]} Rxe2 {[%emt 0:00:00]} 33. Rxe2 {[%emt 0:00:37]} Rxe2 {[%emt 0:00:00]} 34. Rb4 Re1+ 35. Kh2 b5 36. Rb3 Rd1 37. Ra3 Rxd5 38. Rxa6 Rd2 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.08"]
[Round "9.1"]
[White "Jankowiak, Tomasz"]
[Black "Barski, Radoslaw"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2115"]
[BlackElo "2444"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,59,32,24,31,20,29,17,27,22,27,25,26,50,43,0,0,0,0,-7,60,70,62,56,52,79,84,6,86,74,97,-70,-58,-294,-274,-626,-630,-632,-618,-840,-837,-786,-427,-797,-753,-850,-718,-29994,-29995,-29998,-29999,-29999]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. O-O Bd7 5. Re1 Nf6 6. c3 a6 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} 7. Bc4 Bg4 8. d4 Bxf3 {The position is equal.} 9. gxf3 e6 10. d5 Ne5 11. Bf1 g5 12. dxe6 fxe6 13. Bxg5 {f4 is the strong threat.} Rg8 14. f4 $36 {[%mdl 2048] [#] Threatens to win with Bg2. White is more active.} Bh6 $146 (14... Nf7 $11) ({Predecessor:} 14... Nf7 15. Bg2 Nxg5 16. fxg5 Rxg5 17. f4 Rg8 {½-½ (17) Goh,W (2501)-Paragua,M (2529) chess24.com INT 2020}) 15. Bg2 $14 Bxg5 16. fxg5 Ng6 17. e5 (17. gxf6 Nf4 $15) 17... dxe5 {[#]} 18. Na3 (18. gxf6 $2 Nf4 $17) ({White should try} 18. Nd2 $1 $16) 18... Nd5 {[#]} (18... Nf4 $1 $11 19. h4 h6) 19. Qg4 $1 $16 {[%cal Rg4e6]} Ndf4 {Strongly threatening ...h5.} 20. Nc4 $2 ({Better is} 20. Bxb7 $16 {aiming for Rad1.} Rb8 21. Rad1 (21. Bxa6 Qxg5 {[%mdl 64] Decoy} 22. Qxg5 Nh3+ 23. Kf1 Nxg5 $14) 21... Qxg5 {[%mdl 64] Decoy} 22. Qxg5 (22. Bc6+ Kf7 $16) 22... Nh3+ 23. Kf1 Nxg5 24. Bc6+ (24. Bxa6 Rxb2 25. Re2 Rxe2 $15) 24... Kf7 25. Rd7+ Kf6 26. Nc4) 20... h5 $1 $15 {[%cal Rh5g4]} 21. gxh6 $2 {This move loses the game for White.} (21. Qg3 $15 Nh4 22. Bxb7 Rxg5 23. Rad1 Ne2+ {[%mdl 64] Pin} 24. Kf1 Nxg3+ 25. hxg3) 21... Ne7 $1 $19 {[%csl LRg2,LRg4]} 22. h7 $2 (22. Qxg8+ Nxg8 23. h7) 22... Rxg4 23. h8=Q+ Rg8 24. Qxe5 Rxg2+ 25. Kh1 Qd5 26. Nd6+ {[#]} (26. Qxd5 $142 exd5 27. Ne5) 26... Kd7 $1 {( -> ...Rxh2+!)} 27. Qxd5 exd5 28. Nxb7 {[#]} Rh8 $1 {[%csl Gg2][%cal Rh8h2] Black mates.} 29. Nxc5+ {[#]} Kc8 $1 {[%csl Gg2][%cal Rh8h2]} 30. Ne6 Rhxh2# {Accuracy: White = 35%, Black = 78%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.08"]
[Round "9.2"]
[White "Kopylov, Daniel"]
[Black "Cukrowski, Filip"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2348"]
[BlackElo "2419"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,46,22,-15,-14,-16,-16,-10,0,-14,0,12,31,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 c5 6. O-O c4 7. Re1+ Be7 8. Bf1 O-O 9. Bg5 h6 {C01: French: Exchange Variation.} 10. Bh4 Nc6 11. Ne5 {[#]} Re8 $146 ({Predecessor:} 11... Bf5 12. c3 g5 13. Bg3 Ne4 14. Nd2 Nxg3 15. hxg3 Nxe5 16. Rxe5 Qd7 17. Qf3 Be6 18. Rae1 Rae8 19. Nxc4 dxc4 20. d5 Bc5 21. Qf6 Bxd5 22. Rxg5+ hxg5 23. Qxg5+ {½-½ (23) Thesing,M (2409)-De Jong,M (2367) Groningen 2011}) 12. b3 cxb3 13. axb3 Qb6 14. Nc3 {[%cal Bb1c3,Bc3a4,Ba4b6][%mdl 32]} Bb4 {The position is equal.} 15. Na4 Qxd4 16. Nxc6 Qxd1 ({Avoid the trap} 16... Qxh4 $2 17. Rxe8+ Nxe8 18. g3 $18) 17. Rexd1 bxc6 18. Bxf6 gxf6 {[#]} 19. Nb6 $1 {[%mdl 512]} Bg4 (19... axb6 20. Rxa8) 20. Rd4 {[%mdl 64] Double Attack} Bf5 $1 21. Nxa8 Bc3 {[%mdl 64] Double Attack} 22. Rf4 {Ra2 is the strong threat.} Bxa1 23. Rxf5 {[#] And now Nc7 would win.} Rxa8 {Not much happened in this game. Accuracy: White = 89%, Black = 90%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.08"]
[Round "9.3"]
[White "Kopylov, Michael"]
[Black "Krzywda, Andrzej"]
[Result "1-0"]
[ECO "A64"]
[WhiteElo "2407"]
[BlackElo "2156"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,93,10,15,0,21,25,0,0,0,0,2,0,10,0,79,59,69,54,143,156,152,158,196,200,368,374,400,385,375,383,418,404,457,433,426,429,450,381,393,392,369,344,587,585,555,564,804,779,636,616,1731,1695,12840,12840,12841,12841,12841,12842,12842,12843,29988,29989,29989,29990,29992,29993]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. Nd2 Nbd7 10. O-O a6 11. a4 Re8 12. h3 Rb8 13. Nc4 Ne5 14. Na3 Nh5 15. e4 Bd7 16. a5 {A64: Modern Benoni: Fianchetto Variation: 9...Nbd7 10 Nd2 a6 11 a4 Re8.} b5 {[#] White must now prevent ...b4.} 17. axb6 $1 Bb5 18. Naxb5 {The position is equal.} axb5 19. Nxb5 {next Ra6 is good for White.} Qxb6 20. Na3 {[%cal Bb5a3,Ba3c4,Bc4d6][%mdl 32]} Qb3 21. Kh2 {[#]} Nd3 $146 (21... Qxd1 $11 22. Rxd1 Rb3) ({Predecessor:} 21... Qxd1 22. Rxd1 Rb3 23. g4 Nf6 24. Kg1 Nfd7 25. f4 Nf3+ 26. Kf2 Nh4 27. Nc4 Bd4+ {1-0 (45) Grischuk,A (2760)-Vocaturo,D (2581) Khanty-Mansiysk 2010}) 22. Qxb3 $16 Rxb3 23. Nc4 Rb4 (23... Reb8 $14) 24. Nxd6 Rd8 25. Be3 Be5 26. Ra3 Nxb2 $2 (26... Bxd6 27. Rxd3 Rxb2) 27. Bxc5 $18 Rbb8 28. Nxf7 ({Less strong is} 28. Ra6 Nd3 $16) 28... Kxf7 29. f4 Bd6 30. Ra7+ Kg8 31. Bxd6 Rxd6 32. e5 Rdd8 33. d6 Nd3 34. Rd1 Nc5 35. Rc1 Rb5 $2 (35... Ne6 36. Bd5 Nhg7) 36. Bd5+ Kh8 {intending ...Nd3.} 37. Rc2 Nd3 38. Ra8 Rxa8 39. Bxa8 {d7 would kill now.} Nc5 40. Bc6 Ra5 {[#]} 41. Rxc5 $1 {[%mdl 512]} Rxc5 42. d7 Rc2+ 43. Kg1 Rd2 44. e6 Nxg3 45. e7 {White mates.} Ne2+ 46. Kf1 Ng3+ 47. Ke1 {White took control after the opening. Accuracy: White = 100%, Black = 39%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.08"]
[Round "9.4"]
[White "Piekielny, Pawel"]
[Black "Sieciechowicz, Marcin"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "2099"]
[BlackElo "2372"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,64,7,0,0,0,0,-18,-16,-17,0,0,14,17,11,31,37,37,31,1,12,-105,118,125,118,80,95,80,77,27,50,19,12,-88,-47,-18,-29,-303,-277,-5377,-5281,-2251,-2318,-1599,-1515,-29989,-29990,-29994,-29995,-29995,-29996]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. Qe2 Nf6 8. Nb3 Nc6 9. Bg5 Qb4+ {C07: French Tarrasch: 3...c5, 4 Ngf3 and 4 exd5 Qxd5.} 10. Bd2 Qb6 11. O-O-O Be7 {The position is equal.} 12. Bg5 {[%cal Rf3d4]} O-O 13. Nbxd4 Nxd4 14. Rxd4 {[#]} h6 $146 ({Predecessor:} 14... Qc5 15. Bd3 e5 16. Qxe5 Qxe5 17. Nxe5 h6 18. Bh4 g5 19. Bg3 Nh5 20. Bc4 Nxg3 21. hxg3 {1-0 (28) Mader,M (2201)-Diotallevi,M (2030) Bad Woerishofen 2012}) 15. h4 Rd8 16. Rxd8+ Qxd8 17. Ne5 Qc7 ({Don't blunder} 17... hxg5 $2 18. hxg5 Qc7 19. f4 $18 (19. gxf6 Bxf6 20. Ng4 Bd4 $16)) 18. f4 {[#]} (18. Kb1 $11 {remains equal.}) 18... Nd5 $2 (18... Bd6 $1 $17 {Strongly threatening ...Nd5.} 19. Bxf6 gxf6) 19. Bxe7 $16 Qxe7 20. Qe4 Bd7 21. Bd3 {White wants to mate with Qh7+.} ({But not} 21. Bxd5 $6 exd5 22. Qxd5 Be6 $11) 21... f5 22. Qf3 Bc6 23. Nxc6 bxc6 24. g4 (24. g3 $11 {keeps the balance.}) 24... fxg4 25. Qxg4 Qf6 {Threatens to win with ...Rb8.} 26. f5 $2 {[%mdl 8192] Now White is beyond hope.} (26. Re1 $11 {and White has nothing to worry.}) 26... Rb8 $19 27. fxe6 $2 (27. Kd2 Qxb2 28. Re1 exf5 29. Qg3) 27... Qxb2+ {[%mdl 64] [#] Double Attack} 28. Kd2 Qc3+ 29. Ke2 Qe5+ 30. Kf2 Rf8+ {Black mates.} 31. Kg1 Qe3+ 32. Kh2 Rf2+ {Accuracy: White = 33%, Black = 84%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.08"]
[Round "9.5"]
[White "Burian, Simon"]
[Black "Nguyen, Alex Dac-Vuong"]
[Result "1/2-1/2"]
[ECO "A58"]
[WhiteElo "2073"]
[BlackElo "2366"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,33,25,51,52,41,49,56,40,31,-125,77,95,80,82,75,43,41,43,45,36,55,11,10,9,43,-23]} 1. d4 c5 2. d5 Nf6 3. c4 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 {A58: Benko/Volga Gambit: Lines with 5 bxa6.} Bg7 7. e4 {aiming for e5.} O-O 8. Nf3 Qa5 {White should prevent ...Nxe4.} 9. a7 $2 {[#]} (9. Bd2 $14) 9... Qxa7 $2 (9... Nxe4 $1 $17 {and life is bright.} 10. Bd2 (10. axb8=R Rxb8 11. Bd3 Nxc3 $17) 10... Nxd2 11. Nxd2 Rxa7) 10. Be2 $16 Ba6 11. O-O d6 12. h3 Nbd7 {[#]} 13. a4 $146 ({Predecessor:} 13. Qc2 Rfb8 14. Be3 Ne8 15. Rfe1 Nc7 16. Rab1 Bxe2 17. Rxe2 Nb5 18. Nxb5 Rxb5 19. b3 {½-½ (56) Brito Garcia,A (2375)-Velasco Blasco,J Ponferrada 1997}) 13... Rfb8 14. Ra3 Rb4 15. Bxa6 Qxa6 16. Qc2 Nb6 17. Re1 {Accuracy: White = 59%, Black = 71%.} (17. Nd2 $14) 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.08"]
[Round "9.6"]
[White "Zwahr, Paul"]
[Black "Golecki, Jan"]
[Result "1/2-1/2"]
[ECO "C75"]
[WhiteElo "2277"]
[BlackElo "2106"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,59,23,22,5,12,3,6,-40,-22,-22,-22,-30,0,0,0,0,0,0,0,-25,-9,-14,0,0,0,0,0,0,0,-7,-28,-21,0,-14,-17,-14,0,-62,-61,-125]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Bd7 6. O-O g6 7. d4 Bg7 8. d5 Nce7 9. Bxd7+ Qxd7 10. c4 h6 11. Nc3 f5 12. Bd2 {C76: Ruy Lopez: Deferred Steinitz: 5 c3 Bd7 6 d4 g6.} Nf6 13. Qe2 O-O {[#]} 14. b4 $146 {The position is equal.} ({Predecessor:} 14. Ne1 fxe4 15. Nxe4 Nxe4 16. Qxe4 c6 17. a4 cxd5 18. cxd5 Rac8 19. Nd3 Qf5 20. f3 {0-1 (37) Skorchenko,D (2408)-Malaniuk,V (2525) Moscow 2001}) 14... c6 (14... b5 {feels hotter.} 15. exf5 Nxf5 16. Ne4 Nxe4 17. Qxe4 Qf7) 15. dxc6 bxc6 {[%cal Bb7c6,Bc6d5][%mdl 32] Threatening ...fxe4.} 16. Rad1 fxe4 17. Nxe4 Nxe4 18. Qxe4 Qe6 19. Rfe1 d5 20. cxd5 cxd5 21. Qe3 $1 {[%cal Rf3e5]} Nf5 22. Qb3 e4 {[#] White must now prevent ...Qf7.} 23. Bc3 Bxc3 24. Qxc3 Rac8 25. Qb3 Rc4 26. Nd2 Rd4 $36 {[%mdl 2048] Black has good play.} 27. a3 Kh7 28. Nf1 Qf6 29. Rxd4 (29. Qb2 $11) 29... Nxd4 $15 {[%mdl 64] [#] Discovered Attack} 30. Qg3 {Accuracy: White = 75%, Black = 92%.} ({White should try} 30. Qa2 $15) 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.08"]
[Round "9.7"]
[White "Mondrzycki, Bartlomiej"]
[Black "Kanicki, Krzysztof"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2140"]
[BlackElo "2163"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,87,53,54,50,46,51,49,53,42,76,79,86,43,107,0,0,0,0,0,0,0,0,0,0,0,0,0,36,35,154,154,154,154,154,154,255,172,516,516,510,479,798,785,815,794,775,537,1758,1716,2407,2327,6836,2551,29968,29969,29969,29970,29969,29971,29971,29972,29967,29967,29990,29991,29991,29992]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. h3 e5 7. d5 a5 8. g4 Na6 9. Be3 Nc5 10. Nd2 c6 11. Be2 cxd5 12. cxd5 Bd7 {E92: King's Indian: Classical: 6 Be2 e5: 7 dxe5, 7 Be3 and Petrosian System without 7...Nbd7.} 13. a4 Ne8 14. h4 f5 {White is slightly better.} 15. g5 {[#]} Nxe4 $146 ({Predecessor:} 15... Nxa4 16. Nxa4 Bxa4 17. Qxa4 f4 18. Nc4 fxe3 19. fxe3 Ra6 20. Bg4 Nc7 21. Qd7 Qxd7 22. Bxd7 {1-0 (43) Arnaudov,P (2483)-Netzer,J (2286) Marseille 2012}) 16. Ndxe4 fxe4 17. Rc1 Nc7 ({Better is} 17... Bf5 $14) 18. Nb5 (18. Bb6 $16) 18... Nxb5 $11 19. axb5 Rc8 20. Rxc8 Qxc8 21. b6 Rf4 22. Kd2 Qf8 23. Ke1 Qc8 24. Qd2 Bg4 25. Qc3 Qd7 {Black is on the road to losing.} (25... Qf5 $1 $14) 26. Qc7 $1 $16 Rf7 27. Qxd7 Bxd7 {[#]} 28. Kd2 $1 Rf8 {[#]} (28... Bf8 $16 {was necessary.}) 29. Rc1 $1 $18 Rc8 $2 (29... Bh3) 30. Rc7 Rxc7 31. bxc7 {[%mdl 4096] Endgame KBB-KBB} Kf7 (31... h6 $142 32. Bb5 Bc8) 32. Kc3 Ke7 {[#]} 33. Bb5 $1 {[%mdl 512]} Bg4 (33... Bxb5 34. c8=Q) 34. Kb3 Bc8 35. Ka4 b6 36. Bc6 Ba6 37. b3 (37. Bxb6 $142 e3 38. Kxa5) 37... Bh8 38. Bxb6 {White mates.} e3 39. Bxe3 e4 40. Kxa5 Bc8 41. b4 {[%cal Bb3b4,Bb4b5,Bb5b6][%mdl 32]} Bc3 42. Ka4 Bd7 43. b5 Bc8 44. b6 {Accuracy: White = 87%, Black = 40%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.08"]
[Round "9.8"]
[White "Wong, Gengchun"]
[Black "Chmiel, Marcin"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2190"]
[BlackElo "2267"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,59,11,0,28,28,27,41,42,0,22,20,21,18,18,18,22,21,25,24,29,18,18,12,16,5,10,0,18,17,47,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Be7 13. Kb1 O-O {13...Qb6 is more fashionable.} 14. Ne4 Nxe4 {B19: Classical Caro-Kann: 4...Bf5 main line.} 15. Qxe4 Nf6 16. Qe2 Qd5 {White is slightly better.} 17. Be3 Ng4 18. Bc1 Rad8 19. Ne5 Nxe5 20. dxe5 Qc5 ({Don't blunder} 20... Qxg2 $2 21. Rdg1 $18) 21. f4 Rxd1 22. Rxd1 Rd8 23. Rxd8+ Bxd8 24. Be3 Qa5 25. Qd2 Qxd2 26. Bxd2 f5 27. exf6 gxf6 28. g4 f5 $1 {[%cal Rf5g4]} 29. gxf5 $1 exf5 30. c4 {Accuracy: White = 81%, Black = 82%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.08"]
[Round "9.9"]
[White "Borowski, Przemyslaw"]
[Black "Skurniak, Szymon"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1790"]
[BlackElo "2036"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,66,-2,12,-18,18,-19,-25,-66,-20,-28,-21,-22,-29,-51,14,18,25,18,28,18,43,50,152,105,239,218,375,170,145,164,165,56,127,-114,-124,-131,-117,-148,-113,-93,97,94,85,91,67,77,62,0,347,348,520,510,548,550,758,706,717,-29996,-29997]} 1. e4 c5 2. Nc3 a6 3. f4 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 4. Nf3 Bb7 5. d3 e6 6. g4 {B23: Closed Sicilian: Lines without g3.} d5 7. e5 h5 {...b4 is the strong threat.} 8. gxh5 {Black has an edge.} b4 9. Ne2 $1 Rxh5 10. Ng3 Rh8 11. f5 {[#] With the idea fxe6.} Be7 $146 ({Black should play} 11... Bc8 $15) ({Predecessor:} 11... exf5 12. Nxf5 Qd7 13. Ng3 Nc6 14. Bg2 O-O-O 15. O-O f6 16. exf6 Nxf6 17. Bf4 d4 {1-0 (50) Volovikov,A (2305)-Obrusnik,M (2248) Lvov 2013}) 12. fxe6 fxe6 13. Bg2 Nc6 14. O-O Kd7 15. c4 d4 (15... Kc8 $14) 16. Ne4 Nh6 (16... Qc7 $16 {was worth a try.}) 17. Nfg5 $18 {Hoping for Nxe6!} Nf5 $2 {[#]} (17... Qb6 18. Nxe6 Nxe5) 18. Nf7 (18. Nxe6 $142 $1 {[%mdl 512]} Kxe6 19. Qg4 $1 {[%mdl 512]}) 18... Qe8 19. Nxh8 Qxh8 20. Ng5 (20. Bg5 $18 Bxg5 21. Nxg5) 20... Rf8 (20... Qh4 $14 21. Nxe6 Rh8) 21. Qa4 $2 (21. a3 $16 {keeps the pressure on.} Qh4 22. Ne4) 21... Qh4 $1 $17 {[%mdl 1024] Black has strong compensation.} 22. Ne4 g5 23. Bd2 {aiming for a3.} ({Avoid the trap} 23. Bxg5 $2 Bxg5 24. Rf3 (24. Nxc5+ $2 Ke7 $19) 24... Be7 $19) 23... Rh8 $1 24. h3 {And now a3 would win.} Ng3 $2 {[#]} (24... Kc8 $17 {and life is bright.}) 25. Nxg3 $1 $16 Qxg3 26. Rf3 Qxe5 27. Re1 $36 {[%mdl 2048] White is in control.} Qd6 28. Rf7 (28. a3 $14 Kc8 29. Rf7) 28... Ke8 $2 {[%mdl 8192]} (28... Qg3 $11) 29. Ref1 $18 {Threatens to win with Bxg5!} Kd8 (29... Qg3 $142 30. R1f3 Qe5) 30. Bxg5 Bxg5 31. Rxb7 Be3+ {[#]} 32. Kh1 $1 Qg3 {[#]} 33. Qc2 $4 {[%mdl 8192]} (33. Rd7+ $1 $18 {[%mdl 512]} Kxd7 34. Qxc6+ {[%mdl 64] Double Attack} Ke7 35. Qxc5+ Kd8 36. Qb6+ {[%mdl 64] Double Attack} Ke7 37. Qb7+ Kd8 38. Qa8+ Ke7 39. Qxh8) 33... Rxh3+ {What a fight! Accuracy: White = 51%, Black = 33%.} 0-1

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.08"]
[Round "9.10"]
[White "Vanduyfhuys, Daria"]
[Black "Jankowiak, Piotr"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "1985"]
[BlackElo "2009"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,100,0,-6,-1,0,-11,9,-38,-45,-44,-12,-13,-27,-24,0,0,-8,-6,5,0,27,22,30,0,0,0,0,-53,-16,-34,-39,-4,90,90,90,90,90,90,94,95,96,94,102,58,60,59,59,59,59,59,57,62,80,80,80,80,80,78,85,76,80,80,104,50,109,56,88,80,85,85,85,85,85,80,80,80,80,80,80,80,80,80,80,0,80,62,62,62,62]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. e3 b5 6. a4 b4 7. Na2 a5 {next ...Qd5 is good for Black.} 8. Bxc4 {D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4.} e6 9. O-O Be7 10. Qd3 {The position is equal.} O-O 11. Bd2 Ba6 12. Nc1 Bxc4 13. Qxc4 Qd5 14. Qxd5 cxd5 15. Nb3 Nbd7 {[%cal Bb8d7,Bd7b6,Bb6c4][%mdl 32]} 16. Rfc1 Nb6 17. Ne5 Ne4 {[#]} 18. f3 $146 ({Predecessor:} 18. Be1 Bf6 19. Rc6 Bxe5 20. Rxb6 Bc7 21. Rc6 Bb8 22. Rac1 Nd6 23. Nc5 Rd8 24. b3 {1-0 (46) Russell,C (2280)-Zaremba,A (2266) Reno 1999}) 18... Nxd2 19. Nxd2 Rfc8 20. Nc6 (20. Rxc8+ $1 $11 Rxc8 21. Nb3) 20... Bd6 21. Nb3 $1 Nc4 {[%mdl 64] [#] Double Attack} 22. Ncxa5 $1 Rc7 (22... Nxe3 $11 {remains equal.} 23. Nb7 Rxc1+ 24. Rxc1 Bf4) 23. Nxc4 $16 dxc4 24. Nd2 $36 {[%mdl 2048] White is really pushing.} c3 25. bxc3 bxc3 26. Ne4 {[%mdl 64] [#] Double Attack} Bb4 27. Rab1 Rc4 28. Nd2 Rcc8 29. Rxb4 cxd2 $14 {[%mdl 4096] Endgame KRR-KRR} 30. Rd1 $1 Rc1 31. Rb1 Rxb1 32. Rxb1 {KR-KR} h5 {...Rc8 is the strong threat.} 33. Rd1 Rxa4 34. Rxd2 Kf8 35. Kf2 Ke7 36. Rb2 g6 37. Kg3 Kf6 38. Kf4 (38. h4 $16) 38... Ra1 (38... g5+ $14 39. Ke4 Ra3) 39. Rd2 ({White should try} 39. h4 $16) 39... Ra5 40. e4 Ra4 41. h4 Ra1 42. g3 Rb1 43. d5 exd5 44. Rxd5 Rf1 45. Ra5 Rf2 46. Ra6+ Kg7 47. Ra7 Rf1 48. Ra6 Rf2 $1 49. e5 Rf1 50. Ra7 Re1 {Accuracy: White = 85%, Black = 82%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.08"]
[Round "9.11"]
[White "Trybus, Daniel"]
[Black "Bojczewski, Mateusz"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1950"]
[BlackElo "1886"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,133,-67,0,-8,12,30,42,13,47,47,49,37,30,40,79,98,91,32,116,52,49,64,65,60,92,20,22,9,18,19,60,47,40,28,33,20,20,33,42,45,36,28,28,0,273,245,219,139,146,23,39,50,27,0,2,0,95,8,127,127,126,120,107,0,16,0,0,-27,-3,-145,-135,-209,-200,-191,-189,-175,-182,-162,-58,-141,-58,-58,-58,-58,-58,-69,-69,-69,-69,-79,-79,-79,-79,-80,-79,-79,-51,-65,-65,-79,-35,-50,-10,-11,-10,-10,-10,-10,-10,-10,-10,-10,-10,-10,-10,-34,-34,-34,-8,-8,-8,-8,-8,-8,-8,-8]} 1. g3 d5 2. Bg2 e5 3. c4 dxc4 4. Nf3 Bd6 {[#]} 5. Na3 $146 ({Predecessor:} 5. d3 cxd3 6. exd3 Nf6 7. O-O O-O 8. d4 exd4 9. Bg5 c5 10. Na3 Nc6 11. Nc4 {0-1 (24) Anderson,L (1253)-Parsons,C (1787) ICCF email 2015}) 5... Bxa3 (5... e4 $15 6. Ng1 Nf6 7. Nxc4 Nc6) 6. Qa4+ $11 {A00: Irregular Openings.} c6 7. Qxa3 Nd7 8. Qc3 {White is slightly better.} Qc7 9. Qxc4 Ngf6 10. b4 O-O 11. Bb2 b6 12. O-O Bb7 13. Rac1 (13. d4 $16 {[%cal Rd4e5]} e4 14. Ne5) 13... h6 ({Black should try} 13... a5 $14) 14. Rc2 (14. d4 $16) 14... a5 $14 15. a3 axb4 16. axb4 Qd6 17. d4 ({Better is} 17. Nh4 $16) 17... e4 $11 18. Ne5 Ra4 19. Qb3 Qxb4 20. Qxb4 Rxb4 21. Ba3 Rxd4 22. Bxf8 {Strongly threatening Nxd7.} ({Don't play} 22. Nxc6 Bxc6 23. Rxc6 Re8 $15) 22... Nxe5 23. Ba3 Ned7 24. Bb2 {[%mdl 1024] White has compensation.} Rd6 25. Ra1 {Threatens to win with Ra7.} c5 26. e3 Nd5 $2 {[%mdl 8192]} (26... Ng4 $11) 27. Rd2 $18 ({Inferior is} 27. Bxe4 Nxe3 28. Re2 Bxe4 $11) 27... f5 28. Rad1 b5 {[#]} 29. f3 (29. g4 $1 $16 {[%mdl 512]}) 29... exf3 $1 $11 30. Bxf3 N7b6 31. e4 fxe4 32. Bxe4 c4 (32... b4 $1 $11) 33. Be5 (33. Bf5 $16) 33... Rd7 (33... Re6 $11 {remains equal.} 34. Rxd5 Nxd5 35. Bxd5 (35. Rxd5 Kf8 $11) 35... Bxd5 36. Rxd5 b4) 34. Bf5 $1 $16 {[%cal Rf5d7]} Re7 35. Bd6 Re8 36. Rf2 ({Only move:} 36. Bc5 $16) 36... Nf6 (36... Nc3 $5 {[%cal Rc3d1]} 37. Ra1 Ne4 38. Bxe4 Bxe4 $11) 37. Rb1 Bc6 38. Ra2 {Black should prevent Ra6.} Na4 {Threatening ...Nc3.} (38... Nbd5 $5 {[%cal Rd5c3]}) 39. Bg6 (39. Raa1 $11 {keeps the balance.}) 39... Re6 $1 $36 {[%mdl 2048] Black is on the roll.} 40. Bb4 {[#]} (40. Rxa4 $17 bxa4 41. Rb8+ Ne8 42. Bxe8 Bxe8 43. Bb4) 40... Nd5 $1 $19 41. Bf5 Rf6 42. Rf2 Nxb4 43. Rxb4 {[#]} Nc3 (43... Kf7 $1 $19 44. Rb1 Ke7) 44. Bg4 (44. Bh3 $1 $15) 44... Nd5 (44... Rxf2 $17 45. Kxf2 Kf7) 45. Rxf6 $15 Nxf6 {[%mdl 4096] Endgame KRB-KBN} 46. Be6+ Kf8 47. Kf2 Ke7 48. Bxc4 $1 Ng4+ 49. Kg1 bxc4 50. Rxc4 Ne5 51. Rc1 Kf6 52. h3 Be4 53. Ra1 h5 54. Kf2 g5 55. Ke3 Bf5 56. Ra6+ Be6 57. Ke4 Nd7 {And now ...Nc5+ would win.} 58. Rc6 Kf7 59. h4 gxh4 60. gxh4 Kf6 61. Kf4 Nf8 62. Ra6 Ng6+ 63. Kg3 Ne7 64. Kf4 {The position is equal.} Nf5 65. Ra5 Nxh4 {...Ng6+ is the strong threat.} 66. Rxh5 Ng6+ 67. Ke4 {White used his chance. Accuracy: White = 62%, Black = 67%.} 1/2-1/2

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.08"]
[Round "9.12"]
[White "Szczesniak, Konrad"]
[Black "Kowalczyk, Wojciech"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2033"]
[BlackElo "1873"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,85,61,141,64,116,93,104,111,190,187,216,231,252,152,188,147,154,150,260,118,118,125,150,79,89,64,81,65,75,76,65,0,0,-27,-8,-24,-8,-10,16,0,0,0,56,18,20,29,185,173,420,418,509,506,737,727,1138,911,6429,5510,29984,29985,29990,29991,29991,29992]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. Be3 Nc6 8. d5 Ne7 9. Nd2 Ne8 10. c5 f5 11. f3 f4 12. Bf2 g5 (12... c6 $14) 13. Nc4 {E92: King's Indian: Classical: 6 Be2 e5: 7 dxe5, 7 Be3 and Petrosian System without 7...Nbd7.} (13. cxd6 $16 Nxd6 14. O-O) 13... Ng6 (13... dxc5 $1 $14 14. Qb3 (14. Bxc5 b6 $16) 14... Rf7) 14. Qb3 {[#]} Nh4 $146 ({Predecessor:} 14... Rf7 15. O-O-O b6 16. cxd6 cxd6 17. Kb1 Rb8 18. a4 Ba6 19. Rd2 Nc7 20. Rc1 Bf8 {1-0 (43) Musat,A (2345)-Gilbert,C (2145) Bucharest 1996}) 15. Rg1 {White is better.} g4 (15... dxc5 $16 {was necessary.} 16. Bxc5 Rf7) 16. O-O-O $18 h5 17. Kb1 Rf7 18. Rc1 Ng6 19. Nb5 dxc5 20. Bxc5 a6 {[#]} (20... Bd7 $16 {was worth a try.} 21. d6 Be6) 21. Nc3 (21. Nxc7 $1 $18 Nxc7 22. Bb6) 21... Bf8 22. Bxf8 Kxf8 23. Rc2 (23. fxg4 $142 hxg4 24. h3) 23... Nd6 $16 24. Na5 c5 25. Nc4 {aiming for Nxd6.} b5 26. Nxd6 Qxd6 27. a3 (27. Nd1 $14) 27... Bd7 $11 28. Na2 Rb8 29. Rgc1 Rc8 30. Qc3 Nh4 31. Bd1 Rg7 32. Qe1 $36 {[%mdl 2048] White has good play.} gxf3 ({Better is} 32... Qf6 $11) 33. Bxf3 $14 Nxf3 34. gxf3 Qe7 $2 {This costs Black the game.} (34... Be8 $11) 35. Nb4 $18 a5 $2 (35... c4 36. Nxa6 Kf7) 36. Nc6 {[%mdl 64] [#] Discovered Attack} Bxc6 37. Rxc5 {[%mdl 64] Pin} ({Less strong is} 37. dxc6 Rxc6 38. Qxa5 c4 $18) 37... Rg2 38. dxc6 Rxh2 39. Qxa5 Rf2 40. Qxb5 Rxf3 41. Rxe5 {[%mdl 64] Double Attack. White mates.} Qh7 42. Qc5+ Kg8 43. Rg5+ {Accuracy: White = 63%, Black = 40%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.08"]
[Round "9.13"]
[White "Malecki, Rafal"]
[Black "Krawiec, Grzegorz"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2071"]
[BlackElo "1812"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,55,0,-4,4,-31,0,-37,10,-49,-43,-32,0,0,0,0,0,0,0,0,65,45,50,-37,19,8,8,19,57,45,73,53,68,72,75,71,77,75,285,291,576,583]} 1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. O-O Bg7 5. d3 d6 6. e4 e5 7. a4 Nge7 8. c3 O-O 9. Na3 h6 {A04: Unusual lines after 1 Nf3 and King's Indian Attack.} 10. Nd2 {[#]} f5 $146 ({Predecessor:} 10... Rb8 11. Ndc4 a6 12. f4 b5 13. axb5 axb5 14. Ne3 b4 15. Nac4 exf4 16. gxf4 bxc3 17. bxc3 Bxc3 {½-½ (35) Orlov,G (2497)-Wu,H (2189) Vancouver 2007}) 11. f4 Rb8 {Black is slightly better.} 12. Nac4 (12. exf5 $11 Bxf5 13. Ndc4) 12... exf4 $15 13. gxf4 d5 14. exd5 Nxd5 15. Nb3 b6 16. Re1 Bb7 17. a5 Nce7 ({Better is} 17... Kh7 $11) 18. axb6 axb6 19. Ne5 (19. d4 $14) 19... Ra8 (19... Bxe5 $15 20. fxe5 f4) 20. Rxa8 Bxa8 21. d4 $36 {[%mdl 2048] White has some pressure.} Qc7 22. Qe2 Kh7 23. dxc5 bxc5 24. Qc4 Rc8 {[#]} 25. Nd3 $1 {[%cal Rb3c5]} Qd6 26. Nbxc5 Nb6 $2 (26... Ng8 $16) 27. Qf7 $18 Bd5 $2 (27... Nbd5 {keeps fighting.} 28. Re6 Qc7) 28. Qxe7 {Accuracy: White = 73%, Black = 32%.} 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.08"]
[Round "9.14"]
[White "Peglau, Mirjam"]
[Black "Peglau, Dora"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1851"]
[BlackElo "1704"]
[Annotator "NA RC"]
[PlyCount "147"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+15:1800+30"]

{[%evp 8,101,39,29,25,23,28,25,29,27,41,31,42,40,43,0,13,-5,0,-4,5,2,8,0,0,-37,-9,-32,0,-13,3,-2,-7,-17,10,22,56,58,43,39,52,26,29,20,31,11,35,24,32767,32767,32767,32767,32767,32767,32767,32767,32767,6,9,0,4,0,3,2,6,2,0,8,99,35,85,115,93,93,105,73,256,32767,256,32767,32767,418,312,485,505,502,412,618,2045,5893,2167,427,573,2047,627,12836]} 1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 3. Nxe5 {[%emt 0:05:05]} d6 {[%emt 0:00:00]} 4. Nf3 {[%emt 0:01:07]} Nxe4 {[%emt 0:00:29]} 5. Bd3 {[%emt 0:01:03]} Nf6 {[%emt 0:01:57]} 6. c3 {[%emt 0:01:47] C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} d5 {[%emt 0:02:17]} 7. O-O {[%emt 0:00:23]} Bg4 {[%emt 0:01:09]} 8. Bc2 {[%emt 0:00:37]} Nbd7 {[%emt 0:01:58]} 9. d4 {[%emt 0:01:23]} Be7 {[%emt 0:01:52] [#]} 10. Qd3 $146 {[%emt 0:04:07]} ({Predecessor:} 10. Bf4 O-O 11. Qd3 Ne4 12. Re1 Bf5 13. Qe3 Ndf6 14. h3 Nh5 15. Bh2 Bg6 16. c4 {1-0 (33) Samoun,F (1870)-Giraud,A (1710) Calvi 2005}) 10... Bh5 {[%emt 0:03:26]} 11. Nh4 {[%emt 0:12:41]} O-O {[%emt 0:03:12]} 12. Nf5 {[%emt 0:02:37]} Re8 {[%emt 0:01:15]} 13. Bg5 {[%emt 0:09:00]} Bg6 {[%emt 0:02:56]} 14. Nd2 {[%emt 0:02:58]} c6 {[%emt 0:05:11]} 15. Nf3 {[%emt 0:04:11]} Bd6 {[%emt 0:03:22]} 16. h3 {[%emt 0:09:03]} Qc7 {[%emt 0:00:53]} 17. N3h4 {[%emt 0:00:36]} Bf4 {[%emt 0:01:19]} 18. Bxf4 {[%emt 0:03:35]} Qxf4 {[%emt 0:02:38]} 19. Nxg6 {[%emt 0:00:21]} hxg6 {[%emt 0:00:00]} 20. Ng3 {[%emt 0:00:00]} Ne4 {[%emt 0:01:05]} 21. Nxe4 {[%emt 0:02:01]} Qxe4 {[%emt 0:00:20]} 22. Qxe4 {[%emt 0:00:12]} dxe4 {[%emt 0:00:00]} 23. Rfe1 {[%emt 0:00:05]} f5 {[%emt 0:00:00]} 24. Re2 {[%emt 0:01:47]} Nf6 {[%emt 0:00:41]} 25. Rae1 {[%emt 0:00:04]} Rad8 {[%emt 0:02:03]} 26. f3 {[%emt 0:00:42]} exf3 {[%emt 0:00:22]} 27. Rxe8+ {[%emt 0:00:31]} Rxe8 {[%emt 0:00:00]} 28. Rxe8+ {[%emt 0:00:00]} Nxe8 {[%emt 0:00:00]} 29. gxf3 {[%emt 0:00:00]} Kf7 {[%emt 0:00:01]} 30. Kf2 {[%emt 0:00:00]} Nf6 {[%emt 0:00:05]} 31. Bb3+ {[%emt 0:02:04]} Ke7 {[%emt 0:01:31]} 32. Ke3 {[%emt 0:01:31]} g5 {[%emt 0:02:05]} 33. f4 {[%emt 0:04:42]} g4 {[%emt 0:01:42]} 34. hxg4 {[%emt 0:00:00]} Nxg4+ {[%emt 0:04:20]} 35. Kf3 {[%emt 0:01:35]} Nf6 {[%emt 0:01:12]} 36. Bd1 {[%emt 0:02:06]} Kd6 {[%emt 0:01:36]} 37. Kg3 {[%emt 0:02:52]} c5 {[%emt 0:01:18]} 38. dxc5+ {[%emt 0:01:23]} Kxc5 {[%emt 0:01:21]} 39. Kh4 {[%emt 0:00:48]} Nd5 {[%emt 0:10:40]} 40. Kg5 {[%emt 0:00:00]} b5 {[%emt 0:00:00]} 41. Be2 {[%emt 0:17:00]} g6 $2 {[%emt 0:20:58]} ({Better is} 41... b4 $14) 42. Bf3 {[%emt 0:04:11]} Ne7 {[%emt 0:02:26]} 43. Kf6 {[%emt 0:00:25]} Kd6 {[%emt 0:00:25]} 44. b3 {[%emt 0:02:48]} Kd7 {[%emt 0:01:59]} 45. c4 {[%emt 0:01:29]} bxc4 {[%emt 0:00:53]} 46. bxc4 {[%emt 0:00:01]} a5 {[%emt 0:01:39]} 47. Bh1 {[%emt 0:03:30]} (47. a4 $142 Nc8 48. Kxg6) 47... Kd6 {[%emt 0:00:58] [#]} (47... a4 $142 48. a3 Nc8 49. Kxg6 Nd6) 48. c5+ $1 {[%emt 0:00:31]} Kd7 {[%emt 0:00:10]} 49. Bg2 {[%emt 0:01:02]} a4 {[%emt 0:00:26]} 50. a3 {[%emt 0:02:33]} Ke8 {[%emt 0:01:30]} 51. c6 $18 {[%emt 0:00:57]} Kd8 {[%emt 0:00:10]} 52. Bf3 {[%emt 0:00:30]} Ke8 {[%emt 0:00:13]} 53. Bd1 {[%emt 0:02:07]} Nxc6 {[%emt 0:00:01]} 54. Bxa4 {[%emt 0:00:07]} Kd7 {[%emt 0:00:12]} 55. Kxg6 {[%emt 0:00:18]} Kd6 {[%emt 0:00:05]} 56. Bxc6 {[%emt 0:00:06]} Kxc6 {[%emt 0:00:04]} 57. Kxf5 {[%emt 0:00:06]} Kb5 {[%emt 0:00:34]} 58. Ke5 {[%emt 0:00:39]} Ka4 {[%emt 0:00:07]} 59. f5 {[%emt 0:00:12]} Kxa3 {[%emt 0:00:03]} 60. f6 {[%emt 0:00:05]} Kb4 {[%emt 0:00:04]} 61. f7 {[%emt 0:00:04]} Kc4 {[%emt 0:00:14]} 62. f8=Q {[%emt 0:00:32]} Kd3 {[%emt 0:00:27]} 63. Qf4 {[%emt 0:00:10]} Kc3 {[%emt 0:00:13]} 64. Qd4+ {[%emt 0:00:05]} Kc2 {[%emt 0:00:08]} 65. Qe3 {[%emt 0:00:09]} Kb2 {[%emt 0:00:06]} 66. Qd3 {[%emt 0:00:05]} Kc1 {[%emt 0:00:11]} 67. Kd4 {[%emt 0:00:11]} Kb2 {[%emt 0:00:01]} 68. Qc3+ {[%emt 0:00:08]} Kb1 {[%emt 0:01:30]} 69. Qd2 {[%emt 0:00:16]} Ka1 {[%emt 0:00:27]} 70. Kc3 {[%emt 0:00:06]} Kb1 {[%emt 0:00:12]} 71. Qc2+ {[%emt 0:00:43]} Ka1 {[%emt 0:00:04]} 72. Qc1+ {[%emt 0:00:31]} Ka2 {[%emt 0:00:05]} 73. Qc2+ {[%emt 0:00:20]} Ka1 {[%emt 0:00:08]} 74. Qb2# 1-0

[Event "Anderssen Memorial Open-A 2020"]
[Site "Wroclaw"]
[Date "2020.08.08"]
[Round "9.15"]
[White "Peglau, Markus"]
[Black "Gardian, Adam"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "1910"]
[BlackElo "1723"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2020.08.01"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,50,41,93,0,0,-72,-65,-66,-55,-98,-90,-92,-85,-83,-91,-179,-191,-180,-177,-277,-290,-428,-426,-404,-291,-447,-431,-439,-428,-427,-421,-779,-762]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 d6 6. d4 c6 7. Nc3 Qa5 8. e4 Qh5 9. e5 dxe5 10. Nxe5 Ng4 ({Better is} 10... Nbd7 $14) 11. Nxg4 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6.} (11. Nf3 $1 $16) 11... Bxg4 $11 12. Qb3 (12. f3 $11 Be6 13. Qd3) 12... Bxd4 $17 13. Qxb7 {Black is slightly better.} Nd7 {[%cal Bb8d7,Bd7e5,Be5f3][%mdl 32] [#]} 14. Qxc6 $146 {[#]} ({Predecessor:} 14. Bf4 e5 15. Be3 Rab8 16. Qxc6 Rb6 17. Qa4 Bxe3 18. fxe3 Rxb2 19. Rf2 Rxf2 20. Kxf2 {0-1 (48) Thanisch,M (2023)-Bach,M (2264) Germany 2017}) 14... Ne5 $1 {[%cal Re5c6]} 15. Qe4 {[#]} Nf3+ $1 16. Bxf3 Bxf3 17. Qh4 (17. Qxd4 {leads to mate.} Qh3 18. Qg7+ Kxg7 19. Bh6+ Kxh6 20. Rfe1 Qg2#) (17. Qf4 $17 {was worth a try.}) 17... Qxh4 $19 18. gxh4 Rfc8 19. Nd5 (19. Nb5 {keeps fighting.} Bf6 20. Na3) 19... Rxc4 20. Nxe7+ (20. Ne3 {was forced.} Ra4 21. h3) 20... Kf8 {Hoping for ...Bxb2.} 21. Re1 Bg7 22. Bg5 (22. h3 $142) 22... f6 {Black is clearly winning.} 23. Bd2 Rg4+ 24. Kf1 {If only White now had time for Re3....} Bg2+ 25. Kg1 (25. Ke2 $142 Re4+ 26. Be3 Rxe7 27. f3) 25... Bb7+ {[%mdl 32768] White got outplayed after the opening. Accuracy: White = 18%, Black = 89%. . Loss on time!?} 1-0

