[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "1.1"]
[White "Socko, Bartosz"]
[Black "Smuda, Tomasz"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2601"]
[BlackElo "1251"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,92,8,58,58,47,55,54,56,46,37,454,453,464,464,464,446,498,445,435,381,365,351,379,380,473,474,488,487,483,396,501,495,508,531,510,500,489,450,458,408,427,0,435,437,429,420,437,464,991,977,2955,835,29990,29985,29985,29986,29985,29986,29985,2884,2289,2031,29984,29985,29985,29986,29986,29987,29987,29988,29990,29991,29991,29992,29992,29993,29993,29993,29994,29992,29997,29998,29998,29999,29999]} 1. g3 e5 2. Bg2 c5 3. c4 Nc6 4. Nc3 d6 5. e3 Nge7 6. Nge2 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7.} g6 7. d4 cxd4 8. exd4 {White is slightly better.} Bg7 {[%cal Rc6d4]} 9. d5 {[#]} Nb4 $146 {[%mdl 8192]} (9... Nb8 $14) ({Predecessor:} 9... Na5 10. Qa4+ Bd7 11. Qb4 Qb6 12. Qxb6 axb6 13. Ne4 Nc8 14. Nd2 b5 15. cxb5 Bxb5 {½-½ (46) Greer,K (2230)-Brady,S (2305) Ireland 1993}) 10. Qa4+ $18 {[%mdl 64] [#] Double Attack} Qd7 {...Qxa4 is the strong threat.} 11. Qxb4 O-O 12. O-O f5 13. Bg5 h6 14. Bxe7 Qxe7 15. Rac1 f4 16. f3 h5 17. Ne4 Rd8 18. c5 dxc5 19. Qxc5 Qe8 20. gxf4 Bf5 21. Nd6 Qd7 22. Nxf5 Qxf5 23. fxe5 Qxe5 24. Nc3 Qf4 {Hoping for ...Bd4+.} 25. Ne2 Qe5 $1 26. Qf2 Qxd5 27. f4 Qxa2 28. f5 g5 (28... Qf7 $142 29. Qg3 gxf5) 29. f6 Bf8 30. Ng3 (30. Qf5 $142 Qf7 31. Qxg5+ Bg7 32. Rc3) 30... b6 31. Qf5 Qf7 32. Qxg5+ Kh8 33. Bxa8 Rxa8 34. Qxh5+ (34. Rf5 $142 Rd8 35. Qe3 Bc5 36. Rcxc5 bxc5 37. Rxh5+ Qxh5 {[%mdl 64] Remove Defender} 38. Nxh5 Rg8+ 39. Kf2) 34... Qxh5 35. Nxh5 Bc5+ {[#]} 36. Rxc5 $1 {White mates.} bxc5 {[%mdl 4096] Endgame KRN-KR} 37. f7 Rf8 38. Rf6 {[%cal Rf6h6]} Kh7 39. Kf2 a5 40. Ke3 a4 41. Kf4 Rxf7 42. Rxf7+ Kg6 43. Rc7 Kxh5 44. Rxc5+ Kh4 45. Kf3 a3 46. bxa3 Kh3 47. Rh5# {Black got outplayed after the opening. Accuracy: White = 81%, Black = 41%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "1.2"]
[White "Karut, Kacper"]
[Black "Miton, Kamil"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "1657"]
[BlackElo "2590"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,64,39,41,64,52,69,43,54,56,52,-15,48,7,41,27,27,-66,-83,-85,-64,-184,-177,-174,-171,-208,-190,-170,-175,-300,-299,-285,-283,-328,-239,-246,-204,-236,-186,-293,-285,-397,-417,-482,-400,-544,-108,-129,-116,-123,-129,-207,-218,-319,-179,-857,-856]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bd7 6. Be3 e6 {B56: Classical Sicilian: Unusual Lines.} 7. f3 a6 8. Qd2 h5 {White is slightly better.} 9. O-O-O b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 10. Be2 (10. a3 $14) 10... Nc6 (10... b4 $11 11. Nb1 e5) 11. h3 h4 {[#]} 12. Nxc6 $146 (12. a3 {is interesting.} Be7 13. Bg5 Qb6 14. Nb3 Ne5 15. Qd4) ({Predecessor:} 12. Rhg1 b4 13. Nb1 Qa5 14. Bc4 Ne5 15. Bb3 Rc8 16. Qe2 Nh5 17. f4 {½-½ (43) Zhou,Q (2229)-Trisha,K (2193) chess.com INT 2020}) 12... Bxc6 13. Bf4 ({Better is} 13. a3 $11) 13... b4 $15 14. Nb1 {[%cal Rf4d6]} d5 15. e5 ({White should play} 15. Rhe1 $15) 15... Nd7 $19 16. Be3 Nxe5 17. Bd4 Bd6 18. f4 Ng6 19. Be3 (19. Rhf1 {keeps fighting.}) 19... Ne7 20. Rhf1 Nf5 21. Bg4 Nxe3 22. Qxe3 O-O 23. f5 exf5 24. Rxf5 (24. Bxf5 $142 Re8 25. Qf3) 24... Re8 25. Qd3 g6 26. Rf2 Qg5+ 27. Nd2 Qe3 $2 {[#]} (27... Bc5 $19 {and Black stays clearly on top.} 28. Rf3 Bb5) 28. Qxe3 $17 Rxe3 29. Rf6 Rd8 30. Kb1 (30. Nb3 $17) 30... Kg7 $19 31. Rdf1 (31. Rff1 {might work better.}) 31... Be8 (31... Re7 $142 {White must now prevent ...Bb5.} 32. Nb3 Bb5) 32. R6f4 $2 {[#]} (32. Nb3) 32... Bxf4 {Accuracy: White = 23%, Black = 66%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "1.3"]
[White "Krasenkow, Michal"]
[Black "Binkowski, Tomasz"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2605"]
[BlackElo "1359"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,84,39,41,66,34,204,200,205,201,222,228,322,314,444,435,442,433,508,502,497,456,617,451,437,431,444,447,464,459,462,449,614,614,586,509,536,525,535,542,646,580,639,667,691,680,785,729,829,825,771,817,770,749,905,895,880,884,1314,1304,1531,1525,29974,29975,29970,29969,29989,29984,29988,29989,29989,29984,29994,29995,29995,29996,29999]} 1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. c4 Nf6 5. Nc3 O-O 6. h3 Re8 {E90: King's Indian: Classical: Early deviations and 6 h3.} 7. Bg5 Nbd7 $2 {[#]} (7... c5 $14) 8. e5 $18 dxe5 {White is clearly better.} 9. dxe5 Nh5 10. g4 {[#]} h6 $146 (10... Nxe5 $142 11. Nxe5 Bxe5) ({Predecessor:} 10... f6 11. Be3 Nxe5 12. Nxe5 Qxd1+ 13. Rxd1 fxe5 14. gxh5 gxh5 15. Rg1 Kh8 16. Nd5 {1-0 (16) Zirkelbach,M (2160)-Vidic,M (1622) Portoroz 2017}) 11. Be3 ({Weaker is} 11. gxh5 hxg5 12. e6 Nc5 $16) 11... Bxe5 (11... Nhf6 {was necessary.} 12. exf6 Nxf6) 12. gxh5 Bxc3+ 13. bxc3 g5 14. h4 g4 15. Bxh6 {[#] Threatens to win with Qd4.} Nf6 {If Black can now play ...Qxd1+ this consolidates a bit.} 16. Qxd8 Rxd8 17. Ne5 Be6 18. Rg1 Kh7 19. Be3 Nxh5 20. Nxg4 Bxg4 21. Rxg4 Nf6 22. Rd4 Rg8 23. Bd3+ Kh8 24. Bg5 Rad8 25. Ke2 Rxd4 26. cxd4 Rd8 27. d5 Ng4 28. Bd2 Ne5 29. Bc3 f6 30. Bxe5 fxe5 {[%mdl 4096] Endgame KRB-KR} 31. Rg1 c6 32. dxc6 bxc6 33. Rg5 Rb8 34. Rxe5 Rb2+ 35. Ke3 Rxa2 36. Rxe7 {White mates.} Ra5 37. f4 Rh5 38. f5 Rxh4 39. f6 {[%cal Re7e8]} Rh3+ 40. Kd2 {[%cal Re7e8]} Kg8 41. Bg6 {[%cal Re7e8]} Rh2+ 42. Kc3 {[%cal Re7e8]} Rf2 43. Re8# {Black did not feel at home in the position after the opening. Accuracy: White = 89%, Black = 35%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "1.4"]
[White "Cichon, Bartlomiej"]
[Black "Piorun, Kacper"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1421"]
[BlackElo "2596"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,75,110,179,26,25,22,22,16,14,22,33,27,54,25,22,-2,39,19,31,25,35,66,79,62,66,15,54,49,53,56,60,23,45,0,72,71,54,-56,-58,-67,-53,-114,-114,-114,-115,-116,-112,-189,-147,-158,-131,-152,-153,-214,-229,-225,-218,-373,-208,-227,-208,-1368,-1282,-29996,-29997,-29997,-29998,-29999]} 1. e4 g6 2. d4 Bg7 3. Nc3 {[%cal Bb1c3,Bc3d5,Bd5f4][%mdl 32]} c5 4. Be3 Qb6 5. Nd5 Qa5+ (5... Qd8 $16 {was necessary.}) 6. c3 $2 {B06: Modern Defence.} (6. Qd2 $1 $18 {[%cal Rd2a5]} Qxd2+ 7. Bxd2) 6... e6 $11 7. b4 Qd8 8. Nf4 {The position is equal.} cxb4 9. cxb4 Ne7 10. Nf3 O-O {[#]} 11. Be2 $146 ({Predecessor:} 11. h4 d5 12. e5 Nf5 13. g4 Nxe3 14. fxe3 f6 15. exf6 Qxf6 16. g5 Qf7 17. h5 {1-0 (26) Ould Rouis,M (2073)-Medjkouh,S (2072) Staoueli 2014}) 11... Nbc6 12. b5 e5 (12... Na5 {is interesting.} 13. O-O b6 14. Bd2 a6 15. a4 d5) 13. bxc6 exf4 14. Bxf4 {Black must now prevent c7.} dxc6 15. O-O h6 16. h3 Be6 17. Qd3 (17. Rb1 $14) 17... g5 18. Be5 f6 19. Bg3 Qd7 20. Rfd1 Rad8 21. a3 Ng6 (21... f5 $11) 22. Rab1 $16 f5 23. Ne5 (23. exf5 $1 $14 Bxf5 24. Qb3+ Kh8 25. Ne5 Nxe5 26. dxe5) 23... Nxe5 $15 24. Bxe5 fxe4 25. Qxe4 {[#]} ({White should play} 25. Qc3 $15) 25... Bf5 $1 $17 {[%cal Rf5e4][%mdl 64] Skewer} 26. Qe3 Bxb1 27. Rxb1 b6 28. Bf3 (28. Bh5 $17) 28... Rde8 29. Qc3 Bxe5 30. dxe5 c5 31. Qc4+ (31. Re1 $17) 31... Kg7 $19 32. Re1 Qd4 33. Qc2 $2 (33. Qe2 {was forced.}) 33... Re7 (33... Rxe5 $142 34. Rd1 Qf4) 34. Bh5 {[#]} Kh8 $1 ({Inferior is} 34... Rxe5 35. Qg6+ Kh8 36. Qxh6+ Kg8 37. Qg6+ Kh8 38. Qh6+ Kg8 39. Qg6+ Kh8 40. Qh6+ $11 {[%mdl 64] Double Attack}) 35. Qg6 $2 (35. e6) 35... Qxf2+ {[%mdl 64] Double Attack} 36. Kh1 Qxe1+ {[%mdl 64] Double Attack. Black mates.} 37. Kh2 Qxe5+ 38. Kh1 Rf1# {Accuracy: White = 38%, Black = 70%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "1.5"]
[White "Janik, Igor"]
[Black "Pawlak, Emilia"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2470"]
[BlackElo "1482"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,71,18,0,45,52,52,44,81,95,80,78,59,-38,-34,-30,-30,-23,-29,-27,-25,-35,-27,-65,-18,-19,-7,-14,-8,-27,42,41,39,52,80,-40,-30,-69,-70,-132,-135,-138,-128,-128,-77,-73,-83,-95,-112,-202,-176,-97,0,-154,-108,-317,-170,-165,458,441,398,404]} 1. g3 Nf6 2. Bg2 d5 3. c4 e6 4. Nf3 Nc6 5. b3 Be7 6. Bb2 O-O 7. O-O a6 {A13: English Opening: 1...e6.} 8. d4 b6 9. cxd5 {[#]} Nxd5 $146 {White is slightly better.} ({Predecessor:} 9... exd5 10. Nc3 Bb7 11. Rc1 b5 12. Ne5 Nxe5 13. dxe5 Ne4 14. Nxe4 dxe4 15. Qc2 Bg5 {1-0 (25) Walsh,P (1656)-Williams,R (1233) ICCF email 2017}) 10. e4 Nf6 11. Nbd2 Bb7 12. Rc1 (12. a3 $14) 12... Nb4 $1 $15 {[%csl LRa2,LRe4]} 13. e5 Nfd5 14. Ra1 Nd3 15. Qb1 Nxb2 16. Qxb2 a5 17. Nc4 Bb4 {Strongly threatening ...Bc3.} 18. Rfc1 Qd7 19. a3 Be7 20. Qc2 c5 ({Black should try} 20... Rfc8 $11) 21. dxc5 $14 Bxc5 22. Ng5 $1 {[%csl Gg5][%cal Rc2h7]} g6 23. Ne4 (23. Rd1 $16) 23... Bd4 $15 24. Rd1 Bxa1 25. Nf6+ (25. Rxa1 $15 Qe7 26. Qb2) 25... Nxf6 $17 26. Rxd7 Nxd7 27. Bxb7 Rad8 (27... Rab8 $142 28. Qe4 Nxe5 $1 {[%mdl 576] Deflection} 29. Nxe5 Bxe5 30. Qxe5 Rxb7) 28. Qe2 Nc5 29. Be4 Nxb3 30. Nxb6 {[#]} (30. Kg2 $17 {might work better.}) 30... Rd2 $1 $19 {[%cal Rd2e2]} ({Much less strong is} 30... Bxe5 31. Qb5 $15) 31. Qb5 Nd4 (31... Rb8 $17 {aiming for ...Bd4.} 32. Qc6 (32. Qxb3 $2 Bd4 $19 {[%mdl 64] Double Attack}) 32... Bd4) 32. Qb1 $2 ({Better is} 32. Qa6 $11) 32... Ne2+ {[%mdl 64] Discovered Attack} 33. Kf1 $2 (33. Kg2 $17 Bxe5 34. Qe1) 33... Bxe5 (33... Nc3 $142 34. Qxa1 Nxe4) 34. Nc4 Bc3 $4 {[%mdl 8192]} (34... Nc3 $19 {and life is good for Black.} 35. Qb7 Rd1+ 36. Kg2 Bd4) 35. Nxd2 $18 Bxd2 36. Kxe2 {Accuracy: White = 56%, Black = 48%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "1.6"]
[White "Kulig, Jan"]
[Black "Jakubowski, Krzysztof"]
[Result "0-1"]
[ECO "E32"]
[WhiteElo "1419"]
[BlackElo "2481"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,44,10,9,5,4,26,22,75,54,63,30,52,51,63,58,48,40,43,32,39,-28,-26,-295,-292,-368,-262,-577,-385,-494,-496,-493,-483,-604,-598,-889,-908]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. Bg5 Bb7 6. e3 h6 {E32: Nimzo-Indian: Classical (4 Qc2): 4...0-0.} 7. Bh4 g5 8. Bg3 d6 (8... Bxc3+ $11 {keeps the balance.} 9. bxc3 d6) 9. f3 Nbd7 10. Bd3 {[#]} Rg8 $146 ({Predecessor:} 10... Qe7 11. Nge2 O-O-O 12. e4 Nh5 13. O-O-O Bxc3 14. Nxc3 Nxg3 15. hxg3 Rdg8 16. Rh5 Kb8 {0-1 (27) Wieland,L-Schrancz,I ICCF corr 1964}) 11. h3 h5 12. O-O-O Bxc3 13. Qxc3 Qe7 14. Qc2 O-O-O 15. h4 (15. Kb1 $14) 15... g4 $11 {[#] Strongly threatening ...gxf3.} 16. e4 $2 {[%mdl 8192] This move loses the game for White.} (16. Bf4 $11 {and White is okay.}) 16... gxf3 $19 17. Bf4 Rxg2 18. Qc3 $2 (18. Rd2 Rxd2 19. Bxd2) 18... f2 19. Nf3 Nxe4 {Black is clearly winning.} 20. Bxe4 Bxe4 21. Bg5 f6 22. Be3 Bxf3 {Accuracy: White = 32%, Black = 73%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "1.7"]
[White "Golubka, Petro"]
[Black "Wasik, Mateusz"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2488"]
[BlackElo "1765"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,93,18,16,-18,16,17,10,-1,89,48,68,66,64,85,74,47,135,104,108,110,97,0,-6,-60,-54,-63,112,118,526,83,199,9,152,154,178,8,10,19,44,18,45,0,0,0,30,6,47,0,208,24,29998,169,196,196,249,195,582,544,628,584,2200,2088,2116,2034,2342,2091,1704,1601,1447,1462,1797,1675,29975,10563,29977,1796,29987,0,29987,6195,29985,12353]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 c5 5. c3 Nc6 6. Nbd2 Be7 7. Bd3 Nh5 8. Be5 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Nxe5 {8...f6 is the modern continuation.} 9. dxe5 {Strongly threatening g4.} g6 10. Qe2 {[#] The position is equal.} O-O $146 (10... a6 $11 {remains equal.}) ({Predecessor:} 10... Bd7 11. O-O O-O 12. g3 Qc7 13. e4 Rae8 14. Rfe1 c4 15. Bc2 Bc5 16. Rad1 f6 17. exf6 Rxf6 {½-½ (34) Granda Zuniga,J (2648)-Melkumyan,H (2653) Germany 2017}) 11. h4 f5 12. exf6 $1 Bxf6 (12... Nxf6 13. Bc2 $15) 13. g4 Ng7 14. h5 e5 ({Better is} 14... gxh5 $14 15. Bc2 hxg4 16. Bxh7+ Kf7) 15. hxg6 $16 e4 16. Nxe4 dxe4 17. Bc4+ (17. Bxe4 $16 {Black must now prevent g5.} Qe7 18. Bd5+ (18. gxh7+ Kh8 $14) 18... Be6 19. Bxe6+ (19. gxh7+ Kh8 $11) 19... Nxe6 20. gxh7+ (20. Rxh7 Qe8 $11) 20... Kh8 21. O-O-O) 17... Be6 $11 18. Bxe6+ (18. Nd2 $1 $11) 18... Nxe6 $15 {[#]} 19. Qc4 $1 {[%mdl 576] Double Attack} Qe7 $2 (19... Qe8 $1 $15 {keeps the upper hand.} 20. Qxe4 (20. gxh7+ Kh8 $17) 20... hxg6) 20. Rxh7 $16 Bg7 $2 {[%mdl 8192]} (20... Qe8 $16 21. Qxe4 Nf4 22. Qc4+ (22. Qxb7 $2 Qxg6 {[%mdl 64] Double Attack} 23. exf4 Rae8+ 24. Kd2 Rd8+ 25. Kc1 Qxh7 $19) 22... Qe6 23. Qxe6+ Nxe6) 21. Qxe4 $2 (21. Nh4 $1 $18 {is the precise move to win.}) 21... Rad8 {[#]} (21... Rfe8 $16) 22. Rd1 $2 (22. Ng5 $1 $18 {[%mdl 512]} Rde8 (22... Nxg5 23. Qxe7) 23. Nf7) 22... Qf6 (22... Rxd1+ $11 {keeps the balance.} 23. Kxd1 Qd7+ 24. Ke1 Re8) 23. Rxd8 Rxd8 24. g5 $2 (24. Nh4 $18 Ng5 25. Qc4+ {[%mdl 64] Double Attack} Qe6 26. Qxe6+ Nxe6 27. Nf5) 24... Qe7 $11 25. Kf1 Rd1+ 26. Kg2 Qd7 27. a4 Rd5 28. Rh5 $36 {[%mdl 2048] White is pushing.} Rd6 29. a5 a6 30. Qh4 Kf8 $2 {[#] Black is on the road to losing.} (30... Rd5 $11) 31. Qh3 $2 ({White should try} 31. Rh8+ $1 $18 {[%mdl 512]} Ke7 (31... Bxh8 32. Qxh8+) 32. Rg8) 31... Qe7 $2 {[%mdl 8192] [#]} (31... Kg8 $11) 32. Qf5+ $2 (32. Rh8+ $1 {[%mdl 512]} Bxh8 33. Qxh8#) 32... Ke8 33. Rh4 Kd7 (33... b6 $142 34. Rh7 bxa5) 34. Re4 Kc6 $2 (34... Kd8 {is tougher.} 35. Kg3 b5) 35. Ne5+ $18 Bxe5 36. Rxe5 ({Not} 36. Qxe5 b5 $18) 36... Qd7 {[#]} 37. g7 $1 {[%mdl 576] Deflection} Qxg7 38. Rxe6 Rxe6 39. Qxe6+ {[%mdl 4096] Endgame KQ-KQ} Kb5 40. Qf6 Qd7 41. g6 Qd5+ 42. Kg3 Qh5 43. g7 Qh7 44. Qb6+ (44. b3 $142 Kxa5 45. Qd8+ Kb5 46. g8=Q Qxg8+ 47. Qxg8 Kc6 48. f4 a5 49. f5) 44... Kc4 45. Qf6 $2 (45. Qe6+ {mates} Kd3 46. g8=Q Qc7+ 47. f4 Kd2 48. Qd5+ Kc1 49. Qh1+ Kxb2 50. Qh2+ Kxc3 51. Qhh8+ Qg7+ 52. Qgxg7+ Kc4 53. Qc3+ Kd5 54. Qe8 Kd6 55. Qce5#) 45... Qg8 $2 {[%mdl 8192]} (45... Kb5 $11 46. Qf7 Kxa5) 46. e4 (46. Qf8 $142 Qxf8 47. gxf8=Q Kd3 48. Qxc5 Kc2 49. Qb6 Kb1 50. Kf3 Kc1 51. Ke2) 46... Kd3 {[#]} 47. e5 {Accuracy: White = 55%, Black = 21%.} (47. Qf8 $142 $1 Qe6 48. g8=Q Qe5+ 49. Qf4 Qxf4+ 50. Kxf4 Kd2 51. e5 c4 52. Qd5+ Kc2 53. e6) 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "1.8"]
[White "Hryciuk, Krzysztof"]
[Black "Klekowski, Maciej"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1431"]
[BlackElo "2511"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,38,0,0,-11,0,-19,-16,-69,-64,-120,-115,-103,-104,-378,-381,-381,-375,-1421,-1393]} 1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. cxd4 Nc6 6. Nc3 Nxc3 7. bxc3 d6 8. exd6 Qxd6 9. Bd3 g6 10. Nf3 Bg7 11. O-O O-O 12. a4 {B22: Sicilian: 2 c3.} Rd8 13. Ba3 Qc7 14. Re1 {[#]} (14. Be4 $11) 14... e5 $146 {[%cal Re5d4]} ({Predecessor:} 14... Bg4 15. h3 Bxf3 16. Qxf3 e6 17. Be4 Rac8 18. Rad1 b6 19. d5 Ne5 20. Qg3 Nc4 {0-1 (29) Vrana,J (2236)-Piza,V (2328) Nachod 2009}) 15. dxe5 (15. Rc1 $15) 15... Nxe5 $17 16. Nxe5 Bxe5 17. h3 $2 {[%mdl 8192]} (17. Qf3 $17 {might work better.}) 17... Bf5 $19 18. Re3 Qxc3 {[%mdl 64] [#] Double Attack} 19. Qc2 $2 (19. Bxf5 Qxa1 20. Qxa1 Bxa1 21. Bc2) 19... Qxa1+ {White got outplayed after the opening} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "1.9"]
[White "Nasuta, Grzegorz"]
[Black "Polok, Alojzy"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2553"]
[BlackElo "1713"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,51,21,29,53,26,31,19,18,10,30,18,25,10,22,15,44,28,59,40,63,62,62,16,70,50,110,93,93,50,92,97,169,89,89,100,99,31,118,84]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nc6 6. d4 cxd4 7. Nxd4 Nf6 8. Nc3 a6 {B52: Sicilian: Moscow Variation with 3...Bd7.} 9. O-O e6 10. Be3 Be7 {The position is equal.} 11. f3 Rc8 12. b3 O-O {[#]} 13. Nxc6 $146 ({Predecessor:} 13. a4 Qc7 14. Qd2 Nd7 15. Rab1 Nc5 16. Nxc6 Qxc6 17. Rfd1 Rfd8 18. Bxc5 Qxc5+ 19. Qd4 Qxd4+ 20. Rxd4 {½-½ (37) Furgal,G (1251)-Szuber,D (1333) Szczyrk 2017}) 13... bxc6 14. Na4 $36 {[%mdl 2048] White is more active.} Rb8 15. Qe2 a5 16. Rfd1 {[#] Hoping for e5!} Qc7 17. Rac1 Rfd8 18. Kh1 c5 (18... d5 $11) 19. Qf2 Rb4 (19... Nd7 $14) 20. Nc3 Rb7 21. Nb5 Qb8 22. a4 Nd7 {[#]} (22... d5 $16) 23. Rd2 (23. Bd2 $1 $18) 23... Ne5 24. Rcd1 Rb6 25. Bf4 (25. h3 $16) 25... f6 (25... Nc6 $1 $14) 26. Bg3 {Accuracy: White = 63%, Black = 54%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "1.10"]
[White "Maslanka, Wojciech"]
[Black "Teclaf, Pawel"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1824"]
[BlackElo "2464"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,64,-16,6,-6,0,-32,-34,-32,-32,-46,0,-25,-25,-28,-10,-33,4,-12,-7,-26,-18,-66,-1,-20,0,0,12,-158,0,-176,-147,-176,-136,-154,-141,-284,-249,-239,-157,-420,-418,-412,-344,-594,-586,-573,-562,-1046,-1002,-1494,-1481,-29989,-29990,-29990,-29991,-29991,-29992]} 1. e4 g6 2. d4 Bg7 3. f4 c5 4. c3 Qa5 {[#]} 5. Bd2 $146 ({Predecessor:} 5. d5 d6 6. Nf3 Nf6 7. Nbd2 O-O 8. Bd3 b5 9. Qe2 a6 10. a4 c4 11. Bc2 Bb7 12. Nd4 {0-1 (40) Weissenbeck,M (2229)-Petran,P (2306) Austria 2017}) 5... Qb6 6. Na3 {B06: Modern Defence.} cxd4 7. Nc4 Qe6 8. e5 {Black is slightly better.} d5 {Strongly threatening ...dxc3.} 9. Na3 Nh6 10. cxd4 Qb6 11. Bc3 O-O 12. Nf3 Bg4 13. Be2 (13. h3 $5 {[%cal Rh3g4]} Bxf3 14. Qxf3 $11) 13... Nf5 14. Qd2 Nc6 $36 {[%cal Bb8c6,Bc6b4,Bb4a2][%mdl 2080] aiming for ...Bxf3. Black is more active.} 15. Rd1 a5 ({Black should play} 15... f6 $15 16. Nc2 Bh6) 16. O-O $11 Nb4 17. b3 Rfc8 18. h3 $2 (18. Nb5 $11) 18... Bxf3 $2 (18... Ng3 $17 {...Bh6 is the strong threat.} 19. hxg4 Rxc3) 19. Bxf3 $2 {[#]} (19. Rxf3 $11 Nh4 20. Rg3) 19... Nxa2 $1 $19 {[%mdl 576] Discovered Attack, Deflection} 20. Qxa2 Rxc3 21. Bxd5 Rd8 22. b4 (22. Qd2 $17 {might work better.} Qb4 23. Nb5 Qxb5 {[#]} 24. Bxf7+ $1 {[%mdl 512]} Kxf7 25. Qxc3) 22... e6 ({Less strong is} 22... Qxb4 23. Bxf7+ Kh8 24. Nc2 $15) 23. bxa5 Qxa5 24. Bxe6 $2 {This costs White the game.} (24. Nb1 $17 {was the only chance.} Qxa2 25. Bxa2) 24... fxe6 ({But not} 24... Rxa3 25. Bxf7+ Kh8 26. Qb2 $19) (24... Qxa3 $2 25. Qxa3 Rxa3 26. Bxf5 $19) 25. Qxe6+ Kh8 26. Nc4 $2 (26. Nb1 {is the only way for White.} Rcc8 27. Qb3) 26... Qa2 {Hoping for ...Rc2.} 27. Qb6 Rf8 28. Nd6 {[#] intending Nxf5.} Ne3 $1 {[%csl Ge3][%cal Ra2g2][%mdl 64] Double Attack} 29. Rf2 Rc2 30. Rxc2 Qxc2 {[%csl Ge3][%cal Rc2g2][%mdl 64] Double Attack. Black mates.} 31. Nf7+ Rxf7 {[%csl Ge3][%cal Rc2g2]} 32. Qd8+ Bf8 {Accuracy: White = 39%, Black = 70%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "2.1"]
[White "Grochol, Kamil"]
[Black "Socko, Bartosz"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1945"]
[BlackElo "2601"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,38,0,37,12,52,31,74,54,77,74,84,2,-7,-38,-31,-125,-129,-479,-471,-561,-562,-585,-574,-653,-644,-646,-653,-650,-646,-638,-622]} 1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 4. e3 Bg7 5. h4 h6 6. Nf3 {A45: Trompowsky Attack.} a6 $5 {[%mdl 4] A promising side line.} 7. Ne5 {[#]} b5 $146 ({Predecessor:} 7... b6 8. g4 Bb7 9. Bg2 Nbd7 10. Qe2 Nxe5 11. dxe5 Ne4 12. Bxe4 dxe4 13. e6 fxe6 {1-0 (29) Gelman,A (2403)-Balabayeva,K (2146) chess.com INT 2020}) 8. Bd3 {White is better.} Bb7 9. Qf3 Nbd7 {[%cal Bb8d7,Bd7c5,Bc5d3][%mdl 32]} 10. h5 (10. Nxg6 $16 fxg6 11. Bxg6+ Kf8 12. Qh3) 10... g5 $11 11. Bg3 c5 12. dxc5 (12. Nxd7 $15 Qxd7 13. dxc5) 12... Nxc5 $17 {And now ...d4 would win.} 13. b4 $2 {[%mdl 8192]} (13. Qe2 $17 {is tougher.}) 13... d4 $19 {[%mdl 64] [#] Discovered Attack. Black is clearly winning.} 14. Nc6 Nxd3+ 15. cxd3 Qd7 16. Ne5 Bxf3 17. Nxd7 Kxd7 18. gxf3 dxc3 19. Be5 {[#]} Nxh5 $1 {White got outplayed after the opening. Accuracy: White = 31%, Black = 78%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "2.2"]
[White "Miton, Kamil"]
[Black "Kot, Jerzy"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "2590"]
[BlackElo "1924"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,61,25,78,47,108,106,108,95,113,114,198,198,238,220,215,214,214,209,213,205,206,215,218,212,252,219,278,270,545,542,624,617,600,615,1058,937,937,750,1459,1455,1195,916,29990,29991,29991,29992,29993,29994,29994,29995,29995,29996,29996,29997]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. f3 c5 (5... d6 $11 {keeps the balance.}) 6. d5 {E70: King's Indian: Miscellaneous lines with 4 e4, including 5 Nge2 and 5 Bd3 0-0 6 Nge2.} e5 {6...e6 is a critical line.} ({Black should try} 6... e6 $14) 7. Bg5 $16 d6 8. Qd2 {White is better.} Re8 9. Bd3 {[#]} h6 $146 (9... Na6 $16) ({Predecessor:} 9... a6 10. Bh6 Bh8 11. h4 Nh5 12. Nge2 f6 13. g4 Bg7 14. gxh5 Bxh6 15. Qxh6 g5 16. hxg5 fxg5 {1-0 (32) De Leon,D (1625)-Acevedo,R San Salvador 2019}) 10. Bxh6 $18 Nxe4 11. Nxe4 Qh4+ {[#]} 12. g3 $1 {[%cal Rg3h4]} Qxh6 13. Qxh6 Bxh6 14. Nf6+ Kf8 15. Nxe8 Kxe8 16. Ne2 Be3 17. Nc3 a6 18. h4 f5 $2 (18... Nd7 {was necessary.} 19. h5 gxh5 20. Rxh5 Ke7) 19. h5 Kf7 20. hxg6+ Kxg6 21. g4 b5 22. Ke2 Bd4 23. gxf5+ Bxf5 24. Bxf5+ Kxf5 25. Rh8 Kf6 26. Ne4+ {White mates.} Kg7 27. Rah1 Bxb2 28. R1h7+ Kg6 29. Rh6+ Kg7 30. R8h7+ Kf8 {[#]} 31. Rb7 $1 {White took control after the opening. Accuracy: White = 85%, Black = 37%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "2.3"]
[White "Golimowski, Pawel"]
[Black "Krasenkow, Michal"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1789"]
[BlackElo "2605"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,90,19,61,46,38,-33,9,-3,58,-48,21,20,0,0,27,16,42,15,45,43,45,41,67,45,85,90,85,82,95,82,79,35,69,63,85,0,44,41,33,4,81,18,28,-2,0,0,19,-12,-16,-50,-44,-46,-52,-46,-63,-109,-122,-118,-119,-218,-210,-214,-212,-207,-215,-186,-186,-262,-262,-297,-282,-1111,-1093,-852,-249,-322,-157,-401,-434,-391,-387,-1114,-1107]} 1. e4 g6 2. d4 Bg7 3. Be3 c6 4. Qd2 d5 5. e5 f6 6. f4 {B06: Modern Defence.} Nh6 {[#]} 7. Bf2 $146 ({White should try} 7. Nc3 $14) ({Predecessor:} 7. Nf3 Bg4 8. Be2 O-O 9. Nc3 Nf5 10. Bf2 Nd7 11. O-O Bh6 12. Rae1 Bxf3 13. Bxf3 fxe5 14. dxe5 e6 15. Bg4 Qe7 16. Bh3 Rf7 17. g4 Nh4 18. Bg3 Raf8 19. Kh1 {1-0 (35) Kamsky,G (2735)-Shirov,A (2690) Monte Carlo 1996}) 7... O-O 8. h3 {The position is equal.} fxe5 (8... c5 $11) 9. fxe5 {[#]} (9. dxe5 $14 g5 10. g3) 9... Bf5 (9... c5 $1 $15 {[%mdl 512]} 10. dxc5 Nc6) 10. Nf3 Nf7 11. Bd3 e6 12. O-O Nd7 13. c3 c5 14. Bxf5 gxf5 15. Na3 a6 16. Nc2 b5 17. a4 bxa4 18. Rxa4 Nb6 19. Raa1 Nc4 20. Qc1 Qb6 21. Rb1 cxd4 22. cxd4 (22. Nfxd4 $16 Bxe5 23. b3) 22... Rfc8 (22... Bh6 $5 {[%cal Rh6c1]} 23. Qd1 Qb3 $11) 23. b3 Na5 24. Qd2 Rc7 {[#]} (24... Bh6 $11 25. Qd3 Nc6) 25. Na1 (25. Nce1 $1 $16) 25... Rac8 26. Rfc1 Bh6 27. Rxc7 $1 Qxc7 (27... Rxc7 {feels hotter.} 28. Qd1 Nc6 29. b4 Rb7 30. Nc2 a5) 28. Qb4 Nc6 $36 {[%mdl 2048] Black fights for an advantage.} 29. Qa4 a5 30. Nc2 Ncxe5 31. Nxe5 Nxe5 32. dxe5 {Threatens to win with Nd4.} Qxc2 33. Ra1 Qc3 34. Qxa5 (34. Rf1 $17) 34... Qxa5 $19 ({Don't take} 34... Qxe5 35. Qa6 $17) 35. Rxa5 $17 {[%mdl 4096] Endgame KRB-KRB} Rc1+ 36. Kh2 Bf4+ 37. g3 Bxe5 38. Ra6 (38. Ra7 $142) 38... Kf7 $19 39. Ra7+ Kf6 {Strongly threatening ...Rc2.} 40. b4 $2 (40. Rxh7 Bc3 41. Bb6) 40... Rc2 41. Kg1 {[#]} Rb2 $2 (41... Rxf2 $1 {[%mdl 512]} 42. Ra3 (42. Kxf2 Bd4+) 42... Rb2) 42. Rb7 d4 (42... h5 $19 43. b5 Bc3) 43. b5 $2 (43. Rxh7 $17 Rxb4 44. Rd7) 43... d3 44. Rd7 d2 45. b6 $2 (45. Kf1 Kg6 46. Be3) 45... Rb1+ {Accuracy: White = 43%, Black = 55%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "2.4"]
[White "Piorun, Kacper"]
[Black "Posluszny, Tomasz"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2596"]
[BlackElo "2065"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,61,-154,-24,-40,-38,-59,21,-87,-89,-97,-66,-81,-15,-44,-42,-44,88,65,70,10,56,0,36,-2,0,-58,44,35,48,43,87,89,102,64,142,127,144,121,254,250,433,437,420,429,726,744,29987,29988,29988,29989,29989,29987,29992,708]} 1. d4 d5 2. Bg5 c5 3. e3 Nc6 4. c3 Qb6 5. dxc5 Qxc5 (5... Qxb2 $17 6. Nd2 Qxc3) 6. Nf3 {[#] D00: 1 d4 d5: Unusual lines.} e5 $146 ({Predecessor:} 6... Bg4 7. Be2 e6 8. O-O Be7 9. b4 Qb6 10. Bf4 Nf6 11. a3 O-O 12. h3 Bh5 {1-0 (66) Maiko,A (2069)-Finkelshtein,E (2230) Dnipropetrovsk 2006}) 7. Nbd2 Be6 (7... f6 $15 8. Bh4 Nge7) 8. Qa4 (8. e4 $1 $11 {keeps the balance.}) 8... f6 $17 9. Bh4 a6 10. Be2 b5 (10... g5 $17 11. Bg3 h5) 11. Qd1 Nh6 12. a4 {[#] Strongly threatening axb5.} Rd8 (12... b4 $15) 13. axb5 $16 axb5 14. Qb3 (14. Ra6 $14 Bc8 15. Nb3) 14... Rb8 15. O-O ({White should play} 15. Ne4 $1 $14 Qb6 16. Bxf6 gxf6 17. Nxf6+ {[%mdl 64] Double Attack} Kf7 18. Nxd5 {[%mdl 64] Decoy}) 15... Nf5 16. Bg3 Kf7 17. Qd1 (17. Ra6 $11) 17... h5 (17... Nxg3 $15 18. hxg3 Qb6) 18. e4 $14 {Threatens to win with b4.} Nxg3 19. hxg3 Be7 20. exd5 Bxd5 21. Bd3 Rbd8 (21... g6 $14) 22. Qe2 g5 23. Ne4 Bxe4 {Black cannot hold the game after this.} (23... Qb6 $16 {keeps fighting.}) 24. Qxe4 $18 {Qg6+ is the strong threat.} Qd5 $2 (24... Kf8 {was worth a try.} 25. Qf5 e4 26. Qxe4 f5 27. Qxf5+ Qxf5 28. Bxf5 g4) 25. Qg6+ Kf8 26. Be4 Qc5 (26... Qf7 $142 27. Qxf7+ Kxf7 28. Bxc6 Bc5) 27. Ra6 Nb8 28. Rxf6+ {White mates.} Bxf6 29. Qxf6+ {[%mdl 64] [#] Double Attack} Ke8 30. Qxh8+ Ke7 31. Qxe5+ {Accuracy: White = 65%, Black = 24%.} (31. Qg7+ $142 Ke6 32. Nxg5+ Kd6 33. Rd1+ Qd5 34. Rxd5+ Kc6 35. Rxd8+ {[%mdl 64] Discovered Attack} Kb6 36. Rxb8+ Ka6 37. Qh6+ {[%mdl 64] Double Attack} Ka7 38. Qb6#) 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "2.5"]
[White "Kwasniewski, Pawel"]
[Black "Janik, Igor"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "1699"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,50,0,0,-8,0,-20,-16,-23,-18,-60,-67,-60,-50,-74,-72,-102,-63,-136,-135,-140,-134,-138,-141,-195,-186,-196,-182,-285,-285,-324,-308,-384,-400,-357,-218,-206,-207]} 1. d4 d6 2. c4 e5 3. dxe5 dxe5 4. Qxd8+ Kxd8 5. Nf3 f6 6. Nc3 Be6 7. e4 c6 8. Be2 Nd7 9. O-O {A41: 1 d4 d6: Tartakower System and Modern Defence.} Kc7 10. Rd1 b6 11. Be3 {[#] The position is equal.} Bc5 $146 ({Predecessor:} 11... a5 12. Na4 Nc5 13. Nxc5 Bxc5 14. Bd2 Bg4 15. Bc3 Nh6 16. Rd2 Rhd8 17. Rad1 Rxd2 18. Rxd2 Bxf3 19. Bxf3 {0-1 (32) Scherbak,Y (1958)-Shevchenko,K (2439) Vinnytsia 2016}) 12. Rd2 Bxe3 13. fxe3 Nh6 14. h3 Nf7 15. Kf2 Nd6 16. b3 (16. Rad1 $15 Nf7 17. Nh4) 16... Nc5 $17 17. Bd3 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 18. Bc2 Rhd8 19. Rad1 {[#]} (19. Rdd1 $17) 19... a4 $1 $19 {[%mdl 512]} 20. b4 (20. bxa4 Bxc4) 20... Na6 21. c5 (21. a3 {was necessary.}) 21... bxc5 22. bxc5 Nxc5 23. a3 Bb3 24. Ke2 Bxc2 25. Rxc2 Ndxe4 {Black took control after the opening. Accuracy: White = 48%, Black = 75%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "2.6"]
[White "Jakubowski, Krzysztof"]
[Black "Rudecki, Bartosz"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2481"]
[BlackElo "1846"]
[Annotator "TA"]
[PlyCount "135"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,135,24,52,49,63,26,48,41,58,42,54,50,48,49,52,37,52,21,68,75,74,79,94,83,102,83,110,94,117,110,121,114,128,103,162,104,163,154,247,243,245,235,203,131,131,80,147,114,333,213,612,590,717,439,680,335,389,310,409,352,341,325,325,265,352,205,204,204,204,189,195,191,191,64,97,68,385,390,381,377,631,409,412,355,320,317,317,317,328,311,469,406,446,424,379,285,369,338,751,717,660,572,585,570,533,470,463,444,615,603,671,664,750,750,700,701,725,717,1133,1091,5900,5730,2470,1629,29974,29974,29974,29977]} 1. d4 Nf6 2. c4 Nc6 3. Nf3 e6 4. Bf4 Bb4+ 5. Nbd2 d5 6. e3 {E10: Blumenfeld Gambit.} O-O 7. Be2 {[#]} Ne7 $146 ({Predecessor:} 7... Qe7 8. O-O b6 9. a3 Bd6 10. b4 Ng4 11. Bxd6 Qxd6 12. c5 Qe7 13. Qc2 Qf6 {0-1 (34) Essoo,U (1187)-Gomes,L Casablanca 2019}) 8. O-O {White is slightly better.} Ng6 9. Bg3 Bd6 10. Qc2 Bxg3 11. hxg3 c6 12. Rad1 Re8 13. e4 dxe4 14. Nxe4 Nxe4 15. Qxe4 Qf6 16. Bd3 Bd7 17. Rfe1 Rad8 18. c5 Bc8 19. b4 a6 20. a4 Rd5 21. Bc4 Rf5 (21... Rdd8 $16) 22. Re2 (22. Qe2 $18) 22... h6 (22... Ne7 $16 {is a better defense.}) 23. Ne5 $18 Nxe5 (23... h5 $16 {was called for.} 24. Bd3 Rg5) 24. dxe5 Qg5 25. Re3 f6 {[%cal Rf5e5]} 26. exf6 Qxf6 27. Re2 (27. Rf3 $142 {And now Rxf5 would win.} g6 28. Rxf5 gxf5 29. Qe1) 27... Kh8 ({Black should play} 27... a5) 28. Ba2 e5 $2 (28... g6 $16 {was worth a try.}) 29. Bb1 Kg8 $2 (29... g6 30. Rd6 Qg7) 30. Rd6 Qg5 31. Qc4+ Kf8 (31... Kh8 $142 32. Bxf5 Qxf5) 32. Bxf5 (32. Ba2 $142 {Threatening mate with Qg8+.} Be6 33. Rxe6 Rxe6 34. f4 (34. Qxe6 $2 {loses.} Qc1+ 35. Kh2 Rh5+ 36. Qh3 Rxh3+ 37. gxh3 Qd1 $19)) 32... Qxf5 33. Rd3 e4 34. Rd4 Be6 35. Qc3 Bd5 36. Qe3 Re5 {[#]} 37. Qf4 (37. f3 $142 $1) 37... Qxf4 38. gxf4 {[%mdl 4096] Endgame KRR-KRB} Rf5 39. g3 g5 40. fxg5 hxg5 41. b5 (41. Kf1 $18) 41... axb5 42. axb5 Rf3 $2 {[%mdl 8192]} (42... cxb5 $14 43. g4 Re5) 43. Re3 $1 {[%cal Re3f3]} Rf5 44. b6 g4 $2 (44... Kf7 45. Ra3 Ke6) 45. Ra4 Kg7 46. Ra7 Rf7 47. Rea3 Kf6 48. Ra8 Ke5 {If only Black now had time for ...Kd4....} 49. R3a4 Rh7 (49... Bb3 {keeps fighting.}) 50. Re8+ Kf5 51. Rf8+ Ke5 52. Kf1 Rh1+ 53. Ke2 Rh7 $2 (53... Bb3) 54. Re8+ Kf5 55. Ra7 Bc4+ 56. Ke3 Rd7 {Strongly threatening ...Rd3+.} 57. Rf8+ Ke5 {[#] White must now prevent ...Rd3+.} 58. Ra3 $1 Rd1 59. Re8+ Kf5 60. Re7 Ba6 {[#]} 61. Rxa6 $1 {[%mdl 512]} bxa6 {[#] KR-KR} 62. Rc7 $1 a5 63. Rxc6 {aiming for b7.} Rb1 64. Rc8 a4 65. Ra8 Rb3+ 66. Ke2 a3 67. c6 Rxb6 68. c7 {Accuracy: White = 54%, Black = 45%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "2.7"]
[White "Herwy, Jakub"]
[Black "Golubka, Petro"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "1754"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "140"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,139,0,0,22,19,16,9,13,6,14,6,13,0,0,0,0,0,0,-28,31,-38,0,-1,12,-67,-71,-57,-78,-82,-23,-83,-76,-155,92,95,85,0,0,-237,-205,-324,0,3,3,3,4,0,0,-81,-72,-63,-71,-60,-70,-131,-140,-341,-101,-184,-178,-225,-225,-217,-212,-200,-204,-302,-287,-379,-287,-462,-462,-458,-460,-449,-309,-420,-329,-424,-349,-355,-235,-226,-144,-150,-143,-135,0,0,-2,-2489,-2433,-928,-742,-734,-726,-712,-123,-12844,-12764,-12845,-12845,-12845,-12846,-12848,-12848,-12851,-27999,-12851,-27999,-27999,-27999,-27997,-27997,-27999,-27997,-27999,-27999,-27998,-27998,-27999,-27998,-27999,-27998,-27999,-27999,-27999,-27998,-27999,-27999,-27999]} 1. e4 c5 2. d3 Nc6 3. Be2 g6 4. f4 Bg7 5. Nf3 d6 6. O-O f5 {B21: Sicilian: 2 f4 and Morra Gambit.} 7. c3 Nh6 8. Na3 O-O {[#] The position is equal.} 9. Be3 $146 ({Predecessor:} 9. Nc2 Nf7 10. exf5 gxf5 11. d4 cxd4 12. Ncxd4 e5 13. Nxc6 bxc6 14. Be3 e4 15. Nd4 {0-1 (68) Seul,G (2372)-Drygalov,A (2495) chess.com INT 2020}) 9... Ng4 10. Bd2 e5 11. h3 Nf6 12. fxe5 dxe5 13. exf5 gxf5 14. Be3 b6 (14... Qe7 $11) 15. Nc4 (15. d4 $14) 15... Nd5 16. Bg5 $36 {[%mdl 2048] Black is under pressure.} Qe8 17. Qb3 (17. Qd2 $11) 17... Be6 $1 $15 18. Rae1 h6 19. Bc1 Qe7 (19... Qd7 $17) 20. Qb5 (20. Bd1 $11 {remains equal.}) 20... Qc7 $17 21. Bd1 (21. Ne3 $142) 21... Rfe8 $2 (21... a6 $1 $17 {[%cal Ra6b5]} 22. Qb3 b5) 22. Ba4 $16 Nde7 23. d4 (23. Bf4 $1 $16) 23... cxd4 $11 {[#] Strongly threatening ...e4.} 24. cxd4 $2 (24. Bf4 $1 $11 {[%mdl 512] and White stays safe.} Ng6 (24... exf4 25. Rxe6) 25. Bh2) 24... e4 $1 $19 {[%cal Re4f3]} ({And not} 24... Nxd4 25. Nxd4 Bxc4 26. Bb3 $14) 25. Nce5 (25. d5 $142 Bxd5 26. Ne3) 25... Bd5 $2 ({Less strong is} 25... exf3 26. Nxc6 Qg3 27. Rf2 $17) (25... a6 $19 26. Qe2 b5) 26. Nxc6 $1 $11 Qxc6 27. Qxc6 Bxc6 ({Of course not} 27... Nxc6 28. Nh4 $16) 28. Bb3+ Bd5 29. Ne5 (29. Bxd5+ $1 $11 {keeps the balance.} Nxd5 30. Ne5) 29... Bxb3 $17 30. axb3 Rad8 31. Be3 Kh7 32. Rc1 (32. g4 $15) 32... Nd5 33. Bf4 $2 (33. Bf2 $17) 33... Rc8 $2 (33... Nxf4 $19 {has better winning chances.} 34. Rxf4 Rxd4) 34. Rxc8 (34. g3 $17) 34... Rxc8 $19 35. g3 {[#]} Rc2 $1 36. Rf2 {[#]} Rxf2 $1 37. Kxf2 Bxe5 38. Bxe5 {[%mdl 4096] Endgame KB-KN} (38. dxe5 {was necessary.} Kg7 39. Bd2) 38... h5 39. Ke2 Kg6 40. h4 $2 (40. Kd2 a6 41. Bd6) 40... Kf7 41. Kd2 a5 42. Ke2 Ke8 43. Kd2 Kd7 44. Ke2 Kc6 45. Kd2 Kb5 46. Kc2 a4 47. bxa4+ Kxa4 48. b3+ Ka3 ({Black should try} 48... Kb5 $17 49. Kd2 Kc6) 49. Bd6+ $1 $11 Ka2 50. b4 $2 {[%mdl 8192] Black keeps a firm grip on the game.} (50. Be5 $11) 50... b5 51. Bc5 e3 52. Bd6 Ka3 53. Kd3 Kb3 $2 (53... Kb2 $19 {Threatens to win with ...Kc1.} 54. Bf8 Kc1) 54. Bf4 $2 {[%mdl 8192]} (54. Bf8 $17) 54... Kxb4 55. Bxe3 Nxe3 56. Kxe3 $19 {K3P-K3P} Kc4 57. Kf4 Kxd4 58. Kxf5 {KPP-KPP} b4 {( -> ...b3)} 59. Kg5 b3 60. Kxh5 {KPP-KP. Black mates.} b2 61. Kg6 b1=Q+ 62. Kf6 Qb6+ 63. Kg7 Qc7+ 64. Kh6 Qxg3 65. h5 Ke5 66. Kh7 Kf6 67. h6 Kf7 68. Kh8 Qe5+ 69. Kh7 Qg5 70. Kh8 Qxh6# {Accuracy: White = 44%, Black = 65%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "2.8"]
[White "Klekowski, Maciej"]
[Black "Tchorzewski, Kazimierz"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2511"]
[BlackElo "1641"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,51,26,20,29,21,27,-21,33,32,108,66,114,77,81,83,89,86,81,10,70,78,111,117,108,75,133,105,108,113,109,138,170,152,157,151,166,145,208,224,230,202,256,257]} 1. c4 Nf6 2. Nc3 e6 3. d4 d5 4. Nf3 c6 5. e3 Be7 6. Qc2 h6 {D45: Semi-Slav: 5 e3.} 7. Bd3 O-O 8. e4 dxc4 (8... dxe4 $11 9. Bxe4 (9. Nxe4 Nxe4 10. Bxe4 c5 $11) 9... Nxe4 10. Qxe4 Nd7) 9. Bxc4 $14 {[#]} Re8 $146 (9... b5 $14 10. Bd3 b4) ({Predecessor:} 9... Nbd7 10. Bf4 Nb6 11. Bd3 Bd7 12. Qd2 Nh7 13. g4 g5 14. Be3 f5 15. gxf5 exf5 16. exf5 Bxf5 17. Ne5 Bxd3 18. Qxd3 Bf6 19. Qg6+ Bg7 20. Qe6+ Kh8 21. Ng6# {1-0 (21) Ramakrishna,G (1592)-Doel,H (1717) Erindale 1998}) 10. O-O Nbd7 11. Rd1 Nf8 12. Ne5 Qc7 13. Bf4 Bd6 14. h3 (14. Bg3 $16) 14... N6d7 (14... Nh5 $11 15. Be3 Bxe5 16. dxe5 Qxe5) 15. Nxd7 Bxd7 16. e5 $36 {[%mdl 2048] Black is under strong pressure.} Be7 17. Bd3 Rac8 ({Black should play} 17... f5) 18. Qe2 c5 19. d5 c4 20. Be4 {[#] Threatens to win with d6.} Qb6 21. d6 Bg5 22. Bg3 Bc6 23. Bc2 Qc5 (23... f5 $16) 24. Ne4 $18 Bxe4 25. Qxe4 Red8 26. h4 {Accuracy: White = 54%, Black = 49%.} ({Not} 26. Qxb7 Rb8 $16) 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "2.9"]
[White "Blasiak, Miroslaw"]
[Black "Nasuta, Grzegorz"]
[Result "0-1"]
[ECO "B86"]
[WhiteElo "1599"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,77,15,9,0,0,-9,0,-62,-54,-52,-38,-57,-29,-49,-19,-233,-231,-272,-248,-328,-237,-273,-273,-273,-250,-283,-290,-291,-247,-262,-210,-286,-220,-208,-190,-200,-211,-212,-202,-187,-183,-244,-239,-224,-172,-203,-200,-200,-199,-264,-228,-223,-225,-263,-264,-258,-158,-253,-254,-257,-221,-299,-300,-303,-290,-1122,-1089,-29999]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Be7 7. Qf3 {B86: Sicilian Scheveningen/Najdorf: 6 Bc4, without early ...b5.} O-O 8. Be3 Nbd7 9. O-O-O ({Better is} 9. Be2 $11) 9... Ne5 $15 10. Qe2 Nxc4 11. Qxc4 Bd7 12. f4 {[#]} Rc8 $146 ({Predecessor:} 12... a6 13. Qe2 b5 14. e5 Ne8 15. Qh5 b4 16. Nce2 Qa5 17. Kb1 Nc7 18. Nb3 Qb5 19. exd6 Qxh5 20. dxe7 {0-1 (42) Gerekova,E-Lipus,D (1577) Karvina 2013}) 13. Qe2 $2 {[#]} (13. Qd3 $1 $11 {and White has nothing to worry.}) 13... Rxc3 $1 $19 {[%mdl 576] Remove Defender} 14. bxc3 Nxe4 {Threatens to win with ...Qa5!} 15. Qd3 d5 16. Kb1 Qa5 17. Bd2 Nf2 18. Qe3 Nxh1 19. Rxh1 Bc5 20. g4 Bb5 {Hoping for ...Bc4.} 21. Qe1 {intending c4!} Bxd4 22. cxd4 Qa4 {aiming for ...Bc4.} 23. Bb4 Rc8 24. Qd2 Bc4 25. c3 a5 $40 {[%mdl 128] Black wants a kill.} 26. Bc5 {[#]} (26. Be7 $142) 26... b6 $1 {[%mdl 512]} 27. Bd6 (27. Bxb6 Rb8) 27... Qb5+ 28. Qb2 Bd3+ 29. Ka1 Qc6 30. Be7 (30. Ba3 {might work better.}) 30... Qxc3 31. Qxc3 Rxc3 {[%mdl 4096] Endgame KRB-KRB} 32. Kb2 Rc2+ 33. Kb3 Rc6 34. Bh4 (34. Kb2 $17) 34... f6 35. Re1 Kf7 36. Bf2 Rc2 37. Bg3 Rg2 {Strongly threatening ...Bc4+.} 38. Re3 $2 (38. Kc3 Be4 39. Kb3) 38... Bc4+ 39. Ka3 Rxa2# {White did not feel at home in the position after the opening. Accuracy: White = 39%, Black = 68%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "2.10"]
[White "Teclaf, Pawel"]
[Black "Pelka, Michal"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2464"]
[BlackElo "1850"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,67,29,31,47,124,118,130,136,135,126,144,119,125,101,101,95,86,85,148,158,157,138,283,220,281,101,254,228,307,278,314,322,324,227,227,212,251,247,254,260,270,187,206,216,252,249,306,302,397,360,534,546,556,425,407,386]} 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 c5 6. c4 Nc6 {6...d6 might become the main line. Played by Ian Nepomniachtchi in July 2020.} 7. O-O d5 8. cxd5 {A05: Réti Opening: 1 Nf3 Nf6.} Qxd5 {[#]} ({Better is} 8... Nxd5 $14 9. Bxg7 Kxg7) 9. Ne5 $1 $16 {[%mdl 64] [#] Pin} Qe6 $146 ({Predecessor:} 9... Qd6 10. Nxc6 bxc6 11. Na3 Ba6 12. d3 Nd5 13. Bxg7 Kxg7 14. Rc1 f5 15. Nc4 Qf6 {1-0 (28) Garcia Fuentes,S (2134)-Langner,L (2377) chess.com INT 2020}) 10. Nxc6 {White is better.} bxc6 11. d3 Nd5 12. Bxg7 Kxg7 13. Qc2 Qe5 14. Na3 Nb4 15. Qd2 Ba6 (15... Be6 $142) 16. Rac1 Rfd8 17. Nc4 Qe6 (17... Bxc4 $16 {keeps fighting.} 18. Rxc4 Rab8) 18. a3 Nd5 19. Qa5 $2 {[#]} (19. Na5 $18 {is more deadly.}) 19... Bb7 $2 (19... Bxc4 $16 {was worth a try.} 20. dxc4 (20. bxc4 Nf6 $16) 20... Nf6) 20. Bf3 (20. Qxc5 $6 Qxe2 21. Na5 Rab8 $16) 20... g5 21. Qxc5 g4 22. Be4 f5 23. Bxd5 Rxd5 24. Qe3 Qf6 25. b4 Bc8 26. f4 gxf3 27. exf3 ({Don't take} 27. Qxf3 Bd7 $18) 27... Bd7 28. Rfe1 Re8 29. Ne5 Rd8 30. f4 Qd6 31. Qxa7 Be8 (31... Kf8 {was called for.} 32. Rc2 Be8) 32. Nc4 $18 Qf6 33. Qxe7+ Qxe7 34. Rxe7+ {Black did not feel at home in the position after the opening. Accuracy: White = 70%, Black = 32%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "3.1"]
[White "Socko, Bartosz"]
[Black "Sztwiertnia, Jan Krzysztof"]
[Result "1-0"]
[ECO "E07"]
[WhiteElo "2601"]
[BlackElo "2113"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,37,6,1,15,15,44,41,50,39,34,37,58,52,50,60,47,47,86,92,225,235,469,301]} 1. g3 d5 2. Bg2 Nf6 3. Nf3 e6 4. O-O Be7 5. d4 O-O 6. c4 c6 7. Nc3 Nbd7 8. Qd3 b6 9. e4 {9.b3 is the fancy move.} Bb7 {E07: Closed Catalan: Main Line (5 Nf3 0-0 6 0-0 Nbd7).} 10. Bf4 $5 {[%mdl 4] [#] Leaves trodden paths.} c5 $146 {[%cal Rd5e4]} ({Predecessor:} 10... Ba6 11. b3 Rc8 12. Rfd1 b5 13. c5 Qa5 14. Bf1 dxe4 15. Nxe4 Nxe4 16. Qxe4 {1-0 (47) Vrolijk,L (2478)-Hakobyan,A (2559) Bratislava 2019}) 11. exd5 exd5 {White is slightly better.} 12. Rad1 dxc4 13. Qxc4 cxd4 14. Nxd4 Bxg2 $1 15. Kxg2 {Strongly threatening Nc6.} Qc8 16. Qxc8 Raxc8 17. Nf5 Rfe8 {[#]} (17... Bb4 $16) 18. Nb5 $1 $18 Rc2 $2 (18... g5) 19. Nc7 {Black got outplayed after the opening} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "3.2"]
[White "Dzierzak, Boguslaw"]
[Black "Miton, Kamil"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1961"]
[BlackElo "2590"]
[Annotator "TA RC"]
[PlyCount "50"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,50,13,-9,18,-42,-39,-41,-34,-54,-52,-63,-55,-74,-55,-52,-35,-33,-31,-41,-18,-16,8,0,0,-82,-91,-124,-112,-123,-131,-128,-127,-122,-138,-130,-121,-167,-158,-168,-117]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. Re1 a6 6. Bf1 d5 7. d3 g6 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} 8. Nc3 ({White should play} 8. exd5 $11 exd5 9. d4) 8... d4 $15 9. Ne2 {[#]} e5 $146 {Black is slightly better.} ({Predecessor:} 9... Bg7 10. c3 O-O 11. cxd4 cxd4 12. b3 e5 13. Ba3 h6 14. Nd2 g5 15. Ng3 Re8 {1-0 (40) Schlickenrieder,G-Weigel,H (2290) Germany 1994}) 10. Nd2 Bg7 11. a4 Rb8 12. g3 O-O 13. f4 f5 14. Bg2 Kh8 15. Rf1 Be6 16. b3 Qd7 17. Ba3 b6 {[#]} 18. Kh1 (18. a5 $1 $11 {[%mdl 512]}) 18... fxe4 $17 19. Nxe4 Bg4 20. Qd2 Nd5 $36 {[%mdl 2048] Black is on the roll.} 21. fxe5 Ne3 ({But not} 21... Nxe5 22. a5 $15) 22. Rxf8+ Rxf8 23. e6 Bxe6 24. Nf4 {White wants to play a5!} Bg4 25. Re1 Ne5 {Accuracy: White = 87%, Black = 87%.} ({Better is} 25... a5 $19 26. Kg1 Ne5 27. Rxe3 dxe3 28. Qxe3 Nf7) 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "3.3"]
[White "Krasenkow, Michal"]
[Black "Krajewska-Gajdzik, Katarzyna"]
[Result "1-0"]
[ECO "E50"]
[WhiteElo "2605"]
[BlackElo "1987"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,83,19,24,0,0,-6,44,27,31,36,50,43,60,41,35,26,43,20,20,20,20,18,12,10,11,20,62,62,51,38,55,56,67,48,66,58,72,59,57,47,42,39,104,106,148,111,139,134,150,107,103,81,88,78,83,87,89,84,276,273,587,497,510,512,525,464,489,491,489,467,433,440,696,681]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d6 6. Bd2 Nbd7 7. a3 {E46: Nimzo-Indian: Rubinstein: 4 e3 0-0 5 Ne2 without early Bd3.} Bxc3 $1 8. Bxc3 Qe7 9. Bd3 {White is slightly better.} e5 {[#]} 10. Bc2 $146 ({Predecessor:} 10. dxe5 dxe5 11. Bf5 Rd8 12. Qc2 b6 13. O-O Bb7 14. e4 g6 15. Bxd7 Nxd7 16. Rfe1 {1-0 (50) Papadopoulos,H (1280)-Papakonstantinou,G (1300) Achaia 2013}) 10... c6 11. dxe5 Nxe5 12. Nxe5 dxe5 13. O-O Rd8 14. Qf3 Bg4 15. Qg3 Be2 16. Rfe1 Bxc4 17. Qxe5 Qxe5 18. Bxe5 Rd2 19. Rac1 Be6 20. Bc3 Rd7 21. e4 Rad8 22. f4 Nh5 23. f5 Bc4 24. g3 $36 {[%mdl 2048] White has some pressure.} Nf6 25. e5 Nd5 26. Bd2 Ne7 (26... h6 $14) 27. Be3 $16 a5 28. Bb6 {And now f6 would win.} Re8 29. Bxa5 Nd5 30. b3 Ba6 31. e6 fxe6 32. fxe6 Rde7 33. Bf5 g6 34. Bh3 b6 $2 {[#] Now Black is done in.} (34... Bd3 $16) 35. Bd2 $1 $18 ({But not} 35. Rxc6 $6 Bb7 $16) 35... Nf6 $2 (35... Rc7 36. a4 Bb7) 36. Bg5 {White is clearly winning.} Kg7 37. Rxc6 h6 38. Bxf6+ Kxf6 39. Rxb6 Bd3 40. Re3 Bf5 41. g4 Bxe6 {[#]} (41... Bb1 $142 42. a4 Ra8) 42. g5+ $1 {Accuracy: White = 88%, Black = 54%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "3.4"]
[White "Zgadzaj, Rafal"]
[Black "Piorun, Kacper"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2083"]
[BlackElo "2596"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,100,9,-1,25,9,27,27,39,17,13,10,22,19,31,0,0,0,0,-38,-42,-50,-22,-18,-5,-35,-6,-26,-27,-50,-76,-65,0,-35,-18,-143,-35,-113,-124,-116,-120,-104,0,-104,-78,-187,-180,-160,-13,-187,0,0,160,88,217,65,59,73,71,30,185,35,29,8,11,8,23,0,30,0,255,259,256,219,401,83,456,54,71,29,352,293,304,-5708,-6127,-29981,-29982,-1252,-1087]} 1. c4 g6 2. Nc3 Bg7 3. g3 f5 4. Bg2 e5 5. d3 Nf6 6. Rb1 O-O 7. Nf3 d6 8. O-O Re8 {[#] A21: English Opening: 1...e5 2 Nc3.} 9. Qc2 $146 ({Predecessor:} 9. b4 c6 10. Qb3 h6 11. b5 c5 12. e4 fxe4 13. dxe4 Nbd7 14. Ne1 Nf8 15. Nc2 Ne6 16. Ne3 {0-1 (40) Shoker,S (2381)-Nakamura,H (2670) France 2008}) 9... h6 10. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Nbd7 {White has an edge.} 11. Nd5 c6 12. Nxf6+ Nxf6 13. b5 e4 14. Nd4 c5 15. Nb3 b6 16. d4 Qe7 17. a4 g5 18. a5 Be6 19. d5 Bf7 20. Bb2 f4 21. axb6 axb6 22. Ra1 Rab8 (22... e3 $15 23. f3 Nd7) 23. Ra6 Bg6 24. Rfa1 (24. e3 $11) 24... Kh7 (24... Ng4 $17 25. Bh3 Bxb2 26. Qxb2 Qe5 27. Qxe5 Nxe5) 25. Ra7 ({White should play} 25. e3 $1 $15) 25... Rb7 $1 $17 {[%cal Rb7a7]} 26. Rxb7 Qxb7 27. e3 Ng4 (27... fxe3 $17 {White must now prevent ...Ng4.} 28. fxe3 Ng4 29. Bxg7 Qxg7) 28. Bxg7 (28. exf4 $2 e3 $19) (28. gxf4 gxf4 29. Bh3 (29. exf4 $2 e3 $19 {[%mdl 64] Discovered Attack}) 29... Bxb2 $17) (28. h3 $1 $11 {remains equal.} Nf6 29. Nd2 (29. gxf4 gxf4 30. Ra6 f3 $19)) 28... Qxg7 (28... fxe3 {looks sharper.} 29. fxe3 Qxg7 30. Qc1 Rf8 31. Ra3 Qf6) 29. Bh3 (29. exf4 $2 e3 $19) (29. gxf4 gxf4 30. h3 Ne5 $19) (29. h3 $17 {was necessary.} Ne5 30. Ra6) 29... Ne5 $19 30. Bg2 Rf8 (30... Nd3 $17 {With the idea ...Rf8.} 31. Bf1 fxe3 32. fxe3 h5) 31. exf4 $2 (31. Bxe4 $11 fxe3 32. fxe3) 31... gxf4 $2 (31... e3 $1 $19 32. Be4 gxf4 33. Bxg6+ Qxg6 34. Ra7+ Kg8 35. Qxg6+ Nxg6) 32. Bxe4 $11 Qf6 $2 (32... Bxe4 $11 33. Qxe4+ {[%mdl 64] Double Attack} Kh8) 33. Bxg6+ ({Better is} 33. Ra7+ $1 Rf7 34. Rxf7+ Qxf7 35. Nd2) 33... Nxg6 {[#]} (33... Qxg6 $16 {was called for.} 34. Qxg6+ Kxg6) 34. Rf1 $2 (34. Re1 $1 $18) 34... Kg8 35. Nd2 Ne5 36. Qe4 f3 $2 (36... Qg5 $11 {and Black stays safe.}) 37. h4 (37. Ra1 $18) 37... Ra8 $14 38. Re1 Ra2 39. Nf1 $36 {[%mdl 2048] White fights for an advantage.} Kg7 40. Ne3 {Hoping for Ng4.} Qg6 $1 {[%cal Rg6e4]} 41. Nf5+ Kf6 $2 {[%mdl 8192]} (41... Kf8 $1 $11 42. Nxd6 Re2 43. Qf4+ (43. Rxe2 fxe2 44. Qxe5 Qb1+ 45. Kg2 e1=Q $11) 43... Nf7) 42. Nxd6 $18 {[%csl Ge1][%cal Re4e5]} Qxe4 43. Nxe4+ {[%mdl 4096] Endgame KRN-KRN} ({Don't do} 43. Rxe4 $6 h5 $16) 43... Kg6 $2 (43... Kf5 44. Nd6+ Kf6) 44. d6 $2 (44. Nc3 $18 Rc2 45. Rxe5 Rxc3 46. d6) 44... Ra7 $2 {[%mdl 8192] [#]} (44... Re2 $16 {is more resistant.} 45. Kf1 Kf5) 45. Rd1 $2 (45. Nxc5 $1 $18 {[%mdl 512]} Kf5 (45... bxc5 46. Rxe5) 46. Na6) 45... Rd7 $14 46. Rd5 (46. g4 $5 {[%cal Rh4h5]}) 46... Nxc4 $2 {[%mdl 8192]} (46... Kf5 $1 $11 {and Black is okay.} 47. Nd2 Ke6) 47. g4 Kf7 48. Re5 $4 {[%mdl 8192]} (48. Kh2 $18) 48... Nxe5 $19 49. Kh2 Nxg4+ 50. Kg3 Nf6 {Quite a comeback for Black. Accuracy: White = 35%, Black = 46%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "3.5"]
[White "Janik, Igor"]
[Black "Goraj, Barbara"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2470"]
[BlackElo "2078"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,107,37,32,12,30,22,56,25,50,44,40,34,39,20,34,23,43,37,78,53,75,94,71,52,56,51,61,54,59,46,42,45,95,70,79,68,75,64,68,66,62,35,66,25,69,49,63,-8,33,27,27,27,126,126,152,142,176,141,186,150,169,101,135,103,154,0,159,58,113,118,189,184,184,187,193,194,200,173,177,154,195,97,121,102,101,97,135,137,447,97,172,141,29990,29991,29991,29992,29992,29992,29993,29994]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O Ngf6 5. Re1 a6 6. Bd3 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} e5 7. a4 b6 8. c3 {White is slightly better.} Be7 9. Bc2 O-O 10. d4 cxd4 11. cxd4 Bb7 12. Nc3 Rc8 13. d5 Re8 14. h3 {[#]} Bf8 $146 ({Predecessor:} 14... g6 15. g4 h5 16. Nd2 hxg4 17. hxg4 Kg7 18. Kg2 Rh8 19. f3 Nh7 20. Rh1 Bg5 {0-1 (34) Parol,P (2104)-Represa Perez,M (2078) Riga 2018}) 15. Be3 a5 16. Qe2 Nc5 17. Nd2 Ba6 18. Nb5 g6 19. Nc4 Bxb5 20. axb5 Nfd7 21. Rac1 Qe7 22. Qd2 Rc7 23. b3 Bg7 24. g3 Rec8 25. Nb2 Kh8 26. h4 h5 27. Kg2 Kg8 28. Ra1 (28. f3 $14) 28... Nf6 (28... f5 $5) 29. Bxc5 Rxc5 {[%mdl 64] [#] Double Attack} 30. Bd3 Kh7 (30... Nd7 $1 $11 {keeps the balance.}) 31. Na4 $1 $16 {[%csl LRb6,LRc5][%mdl 64] Double Attack} Bh6 32. Qe2 Nd7 33. Nxc5 Nxc5 34. Bc4 Qd7 35. Rad1 (35. b4 $18 axb4 36. Reb1) 35... Re8 36. Rf1 Qe7 (36... Qg4 $142) 37. Rfe1 Qd7 $1 38. Qb2 (38. Rb1 $16) 38... Ra8 (38... f5 $14) 39. Ra1 Rc8 (39... Rf8 $16) 40. b4 $18 axb4 41. Qxb4 f5 42. exf5 gxf5 43. Be2 Qf7 44. Qa3 Qxd5+ 45. Bf3 (45. Kg1 $18) 45... e4 $16 46. Bxh5 Nd3 47. Red1 Rc7 48. Qa2 Qc5 $2 {[%mdl 8192] [#]} (48... Qe5 $16) 49. Rf1 $2 (49. Rxd3 $1 $18 {[%mdl 512] has better winning chances.} exd3 50. Qe6) 49... Qxb5 (49... d5 $16 {is a better defense.}) 50. Qe6 $36 {[%mdl 2048] Threatening mate with Qg6+. White is in control.} Qd7 $2 {[%mdl 8192]} (50... Rg7 $16 51. Kh2 Qe5 52. Qxe5 dxe5) 51. Qg6+ {White mates.} Kh8 52. Qxh6+ Kg8 53. Qg5+ Kh8 54. Ra8+ {Accuracy: White = 59%, Black = 51%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "3.6"]
[White "Krol, Rafal"]
[Black "Jakubowski, Krzysztof"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1987"]
[BlackElo "2481"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,100,8,23,2,32,31,32,30,38,-19,3,0,-3,-8,-8,-29,-23,-24,-7,-14,-6,-40,0,-8,-1,-2,-2,-10,0,-10,0,0,0,-2,-3,-16,-16,-20,-9,-6,0,0,0,-18,0,0,0,0,0,0,7,0,0,0,0,0,0,-13,-13,-20,-8,-8,0,0,0,0,0,-8,-1,-24,-13,-309,-218,-309,-280,-280,-259,-309,-309,-29977,-29978,-29978,-29979,-29977,-29971,-29970,-29968,-29945,-11471,-29974,-29971,-29997,-29998]} 1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bg4 5. c4 Nbd7 6. b3 {A11: English Opening: 1...c6.} dxc4 7. bxc4 {[#]} e5 $146 ({Predecessor:} 7... Bxf3 8. Bxf3 Ne5 9. Qb3 Nxf3+ 10. Qxf3 Qd4 11. Qc3 Qxc3 12. Nxc3 e6 13. Rb1 O-O-O {1-0 (40) Priedite,I (2087)-Klein,K (1993) Bregenz 2016}) 8. Bb2 {White is slightly better.} Bd6 9. Qb3 (9. d4 $14) 9... Qc7 10. d3 O-O 11. Nc3 Rfe8 12. a4 Nc5 13. Qc2 Qd7 14. Ba3 Rad8 15. Ng5 h6 (15... Qe7 {is interesting.} 16. h3 Bh5 17. a5 h6 18. Bxc5 Bxc5 19. Nge4 Nxe4 20. Bxe4 Qd7) 16. Nge4 Nfxe4 17. Nxe4 Nxe4 18. Bxe4 Bxa3 19. Rxa3 Bh3 20. Rb1 f5 21. Bf3 {[#]} e4 $1 {[%mdl 512]} 22. dxe4 fxe4 23. Bg2 Bxg2 24. Kxg2 Qf7 25. Re3 Rd4 26. Qb2 Rxc4 27. Qxb7 Qxb7 28. Rxb7 Rxa4 $11 {[%mdl 4096] Endgame KRR-KRR} 29. Rc3 Re6 30. Rc7 Ra2 31. R7xc6 Rxc6 32. Rxc6 Rxe2 {KR-KR} 33. Kf1 Ra2 34. Rc4 {[#]} e3 $1 {[%mdl 512]} 35. fxe3 Kf7 36. h4 Kf6 37. Rc5 a5 {[%cal Ba7a5,Ba5a4,Ba4a3][%mdl 32]} 38. g4 a4 39. g5+ hxg5 40. hxg5+ $2 {[%mdl 8192] [#] White does not recover from this.} (40. Rxg5 $11 {and White stays safe.} Ra1+ 41. Kf2) 40... Kg6 $1 $19 41. Kg1 (41. Ke1 {was called for.}) 41... Kh5 42. Ra5 g6 43. e4 a3 44. Kh1 $2 (44. Kf1 $19) 44... Kg4 45. Kg1 Kg3 {[%cal Ra2a1]} 46. Kf1 Kf3 {[%cal Ra2a1]} 47. Kg1 Kxe4 48. Ra6 Kf5 (48... Kf4 $142 49. Kf1 Kf3 50. Rf6+ Kg4 51. Ra6 Ra1+ 52. Kg2 Kxg5 53. Ra5+ Kg4 54. Ra4+ Kf5 55. Ra8 Ke5 56. Kf3 a2 57. Kg2 g5 58. Ra4 Kf5 59. Ra6 Ke5 60. Ra4 Kd6 61. Ra8 Ke6 62. Re8+ Kd6 63. Rd8+ Ke5 64. Ra8 Kd4 65. Rd8+ Kc4 66. Ra8 Kb3 67. Rb8+ Ka3 68. Ra8+ Kb3 69. Rb8+ Kc2 70. Ra8 Kb3) 49. Ra5+ Kg4 50. Kh1 Kg3 {Accuracy: White = 68%, Black = 89%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "3.7"]
[White "Golubka, Petro"]
[Black "Masternak, Aleksander"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2488"]
[BlackElo "2193"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,71,27,12,25,6,5,0,22,20,21,10,0,0,19,6,16,16,54,0,9,-76,21,-84,0,7,0,6,14,12,-9,0,60,61,81,72,164,58,87,36,50,25,91,29,29,0,29,29,27,27,52,54,516,110,120,123,114,109,108,108]} 1. d4 Nf6 2. Bg5 e6 3. Nd2 c5 4. e3 cxd4 5. exd4 Be7 6. Ngf3 b6 7. Bd3 Bb7 8. c3 O-O {A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems.} 9. Qe2 Nd5 10. h4 {[#]} f5 $146 {The position is equal.} ({Predecessor:} 10... f6 11. c4 Nb4 12. Bb1 fxg5 13. hxg5 g6 14. a3 Bxg5 15. axb4 Bf6 16. Ne4 Nc6 {0-1 (45) Fraas,H (2165)-Heika,M (2334) Dresden 2001}) 11. g3 Nc6 12. a3 Rc8 13. Kf1 Nf6 14. h5 Ng4 15. Bf4 Bf6 16. Bd6 Re8 17. Bc4 (17. Ba6 $11 {keeps the balance.} Bxa6 18. Qxa6) 17... Kh8 (17... b5 $1 $17 {[%cal Rb5c4]} 18. Bxb5 Qb6) 18. h6 (18. Ba6 $11 {remains equal.} Bxa6 19. Qxa6) 18... g6 (18... Nxh6 $17 {...Nf7 is the strong threat.} 19. Ba6 Bxa6 20. Qxa6 Nf7) 19. Ba6 $36 {[%mdl 2048] White fights for an advantage.} Bxa6 20. Qxa6 e5 21. dxe5 Ncxe5 22. Bxe5 (22. Qxa7 $2 Nd3 $19) 22... Nxe5 (22... Bxe5 $11 23. Nxe5 (23. Qxa7 Qe7 $11) 23... Nxe5) 23. Nxe5 $14 Rxe5 24. Nf3 ({Don't play} 24. Qxa7 $6 Rd5 $11) 24... Re4 (24... Rec5 $16 {keeps fighting.}) 25. Kg2 (25. Qxa7 $18 d5 26. Rd1) 25... Rc7 {[#]} 26. Rhe1 (26. a4 $1 $16) 26... d5 27. Rad1 Rd7 (27... Kg8 $11) 28. Qd3 (28. Qb5 $16) 28... Kg8 29. Nd2 Re8 30. Rxe8+ Qxe8 31. Nf3 Qe4 32. Qb5 Rd8 $2 {[%mdl 8192]} ({Better is} 32... Qe6 $1 $14) 33. Qc6 $2 (33. Re1 $18 Qc4 34. Re8+ Kf7 35. Ne5+ Bxe5 36. Qxc4 Rxe8 37. Qxd5+ Kf8 38. f4) 33... Qe7 $16 {White is better.} ({Don't blunder} 33... Be7 $2 {[#]} 34. Re1 $1 $18 {[%mdl 512]}) 34. Rxd5 Rxd5 35. Qxd5+ Kf8 36. a4 {Accuracy: White = 53%, Black = 59%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "3.8"]
[White "Zima, Teofil"]
[Black "Klekowski, Maciej"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "1897"]
[BlackElo "2511"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,100,3,4,-5,-7,5,5,0,0,0,0,0,0,0,5,-1,0,-40,-9,-47,-37,-41,0,-5,24,-91,-84,-66,-46,-63,379,380,575,582,577,590,595,593,560,561,541,465,635,573,562,562,510,337,485,481,479,477,534,469,573,522,520,511,515,0,587,523,737,734,682,0,7,0,0,0,0,0,0,0,0,0,0,0,0,-915,0,-5231,-4910,-2243,-1496]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 e5 6. c3 Nge7 7. d4 cxd4 8. cxd4 exd4 9. Bf4 a6 10. Bf1 {B31: Sicilian: 2...Nc6 3 Bb5 g6.} d6 11. h3 O-O 12. Nbd2 {The position is equal.} Be6 13. Nb3 {[#]} Bxb3 $146 ({Predecessor:} 13... Qb6 14. Bxd6 Rfd8 15. e5 Nf5 16. Bc5 Qc7 17. g4 Nxe5 18. Nxe5 Bxe5 19. gxf5 Bxb3 20. Qxb3 Qxc5 {0-1 (35) Dankert,P-Radulov,I (2500) Hamburg (Ruderclub Favorite) 1977}) 14. Qxb3 Qd7 15. Rad1 b5 16. Qa3 Rfd8 17. Qb3 h6 (17... Na5 $5 {[%cal Ra5b3]} 18. Qc2 Nec6 $11) 18. Qd3 Qe6 19. b3 Rac8 20. Bc1 Ne5 21. Qe2 (21. Nxd4 $11 {keeps the balance.} Nxd3 22. Nxe6) 21... Nxf3+ 22. Qxf3 Nc6 23. Bb2 d5 $2 {[%mdl 8192]} (23... h5 $15) 24. exd5 $18 Qxd5 {[#]} (24... Qd7 $142 25. dxc6 Qxc6 26. Qxc6 Rxc6) 25. Re8+ $1 {[%mdl 576] Deflection} Rxe8 26. Qxd5 Nb4 27. Qb7 Rb8 28. Qd7 Rbd8 29. Qa7 Ra8 30. Qb6 Nd5 31. Qc5 Nc3 32. Rd2 Rac8 (32... Ne4 $142 33. Qc1 Nxd2) 33. Qa7 Ra8 34. Qb7 Rab8 35. Qf3 b4 36. Qg4 h5 37. Qf4 Rbd8 38. Bc4 $2 ({White should try} 38. g3 $18) 38... Re7 $2 {[%mdl 8192]} (38... Re1+ $11 {and Black is okay.} 39. Bf1 (39. Kh2 $2 Be5 $19) 39... Rde8) 39. g3 Re1+ 40. Kg2 Rd7 41. Bxc3 $2 (41. Qb8+ $18 Kh7 42. Qxb4) 41... bxc3 $11 42. Re2 Rxe2 43. Bxe2 d3 44. Bxd3 Rxd3 {[%mdl 4096] Endgame KQ-KRB} 45. Qb8+ Kh7 {[#] Threatens to win with ...c2.} 46. Qc7 Kg8 {Strongly threatening ...Bd4.} 47. Qc4 Rd2 48. a3 $2 {[%mdl 8192]} (48. Qc8+ $11 Kh7 49. Qc4 (49. Qxa6 Bd4 $19)) 48... c2 $2 (48... Bd4 $19 49. g4 hxg4) 49. Qf4 $2 {[%mdl 8192]} (49. Qc8+ $11 Kh7 50. Qc4) 49... Rd1 50. Qb8+ Bf8 {Quite a comeback for Black. Accuracy: White = 67%, Black = 53%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "3.9"]
[White "Nasuta, Grzegorz"]
[Black "Kadziolka, Zbigniew"]
[Result "1-0"]
[ECO "C15"]
[WhiteElo "2553"]
[BlackElo "1844"]
[Annotator "TA"]
[PlyCount "29"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,29,61,45,57,110,104,160,161,292,275,368,324,434,320,308,319,703,637,1068,1111,29993,2505]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 Bxc3+ 5. bxc3 exd5 6. Bd3 {C15: French: 3 Nc3 Bb4: Unusual White 4th moves.} Nf6 {[#]} (6... c5 $14) 7. Ba3 $1 $16 c6 {[#]} (7... c5 $142) 8. Nf3 $146 {White is clearly better.} ({Predecessor:} 8. Ne2 Be6 9. O-O Nbd7 10. Re1 Qc7 11. Ng3 O-O-O 12. Nf5 Bxf5 13. Bxf5 g6 14. Bh3 Ne4 15. Qd3 f5 16. g3 Ndf6 17. Bc1 {½-½ (17) Micheel,P (1856)-Koehler,M (1654) Binz 2018}) 8... Bg4 (8... Be6 $142 9. O-O Nbd7) 9. O-O $18 Ne4 10. Re1 f5 11. Qc1 Nd7 12. Qf4 b6 $2 (12... c5 13. Qd6 (13. Bxe4 dxe4 14. Ne5 O-O $16) 13... Qe7 14. Qxd5 {[%mdl 64] Double Attack} O-O-O 15. Bxe4 fxe4) 13. h3 Bh5 14. Qxf5 {[#] Threatening mate with Qe6+.} Bf7 15. Bxe4 {Black did not feel at home in the position after the opening. Accuracy: White = 77%, Black =  3%.} (15. Rxe4+ $142 dxe4 16. Qxe4+ {[%mdl 64] Double Attack} Ne5 17. Qxe5+ {[%mdl 64] Double Attack} Kd7 18. Bf5+ Be6 19. Bxe6+ Ke8 20. Bg4+ Kf7 21. Qe6#) 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "3.10"]
[White "Czyz, Andrzej"]
[Black "Teclaf, Pawel"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1902"]
[BlackElo "2464"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,119,2,20,22,10,19,16,0,0,-2,5,0,16,6,27,12,17,14,14,10,8,16,8,0,0,0,0,-4,18,25,27,0,50,37,131,0,0,-43,-39,-37,0,-62,-56,-42,-33,-65,-15,-56,-4,-115,-107,-111,-115,-123,-112,-135,0,-9,-17,-243,-248,-246,-159,-164,-5,-153,-146,-772,-758,-760,-760,-760,-760,-752,-741,-733,-678,-874,-904,-1239,-1024,-5202,-5197,-29962,-29938,-29981,-29982,-29982,-29983,-29985,-29977,-29992,-29986,-29986,-29987,-29987,-29988,-29990,-29988,-29988,-29987,-29987,-29986,-29986,-29987,-29986]} 1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 g6 5. Bf4 Bg7 6. e3 O-O 7. Be2 d6 8. O-O Nbd7 9. Rc1 {E61: King's Indian: Early deviations for White, including Smyslov System.} Ne4 10. Nxe4 Bxe4 11. Nd2 {The position is equal.} Bb7 {[#]} 12. Bf3 $146 ({Predecessor:} 12. b4 e5 13. dxe5 Nxe5 14. Nf3 Qe7 15. c5 dxc5 16. Nxe5 Bxe5 17. Bxe5 Qxe5 18. bxc5 {0-1 (37) De Carvalho Machado,F (1775)-Freitas,R (1714) Barbacena 2019}) 12... Bxf3 13. Nxf3 c5 14. b3 Qc8 15. d5 a6 16. Re1 b5 17. e4 bxc4 18. Rxc4 Qb7 19. Rc2 Nb6 20. Qd2 a5 21. Bh6 f6 22. Bxg7 Kxg7 23. h4 a4 24. b4 Rac8 (24... Nd7 $14) 25. a3 (25. bxc5 $16 dxc5 26. Rb1) 25... cxb4 $11 {...Rxc2 is the strong threat.} 26. axb4 Rxc2 27. Qxc2 Qc8 (27... Rc8 $5 {[%cal Rc8c2]} 28. Qd3 Qc7 $11) 28. Qc6 (28. Qd2 $11) 28... Qxc6 29. dxc6 $15 {[%mdl 4096] Endgame KRN-KRN} Kf7 30. b5 e5 31. Rd1 Ke6 (31... Ke7 $15) 32. Kf1 (32. Nd2 $11 {remains equal.}) 32... Ra8 $17 33. Ne1 Ra5 34. Rb1 a3 35. Nc2 Nc4 ({Better is} 35... f5 $17 36. Ra1 a2 37. exf5+ gxf5) 36. Ke2 a2 37. Rb4 $2 (37. Ra1 $1 $11) 37... Nb6 $19 38. Na1 Ra3 39. f3 Rc3 $2 ({Black should try} 39... d5 $19 {Strongly threatening ...Kd6.} 40. exd5+ Kd6) 40. Kd2 {[#]} (40. Rb2 $1 $11) 40... Rc5 $1 $17 41. Rb2 $2 {[%mdl 8192]} (41. Rb3 $17) 41... Nc4+ $19 {[%mdl 64] Double Attack} 42. Kc3 Nxb2+ 43. Kxb2 Rxb5+ 44. Kxa2 {KR-KN} Rc5 45. Kb2 Rxc6 46. Nb3 d5 47. exd5+ Kxd5 48. Nd2 f5 49. g3 e4 {Black mates.} 50. fxe4+ fxe4 51. Nf1 Kd4 52. Nd2 e3 53. Nb3+ Kd5 54. Nc1 {[#]} Rxc1 $1 55. Kxc1 {K3P-KPP} Ke4 56. Kd1 Kf3 57. Ke1 Kxg3 58. Ke2 Kxh4 59. Kxe3 Kg3 60. Ke2 {Accuracy: White = 52%, Black = 72%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "4.1"]
[White "Sadzikowski, Daniel"]
[Black "Socko, Bartosz"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "2413"]
[BlackElo "2601"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,93,11,14,27,7,35,40,45,17,25,14,37,30,31,22,62,3,48,19,25,20,21,10,27,0,17,-32,-25,-15,0,-11,-4,-81,-72,-88,-83,-73,0,-83,-37,-39,-14,-29,-27,-33,22,19,45,45,85,80,84,66,275,242,277,14,495,-36,-32,-83,-16,-17,0,-23,0,-16,0,0,0,0,0,0,24,28,93,76,207,-162,30,-196,61,68]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Re1 {is now debated instead of 7.Nc3.} a5 {[#] E17: Queen's Indian: 4 g3 Bb7 5 Bg2 Be7.} 8. h4 $146 ({Predecessor:} 8. Bg5 Na6 9. Nc3 Ne4 10. Nxe4 Bxe4 11. Bxe7 Qxe7 12. Ne5 Bxg2 13. Kxg2 c5 14. e4 cxd4 15. Qxd4 {½-½ (25) Basso,P (2600)-Durarbayli,V (2625) Caleta 2020}) 8... Na6 9. Nc3 Bb4 10. Qc2 Bxc3 11. Qxc3 Ne4 12. Qc2 f5 13. a3 Qf6 14. e3 (14. Be3 $14) 14... Rae8 15. b3 d6 16. Bb2 h6 17. Rad1 Ba8 18. d5 e5 19. Nh2 Bb7 20. Nf1 Bc8 21. f3 Nec5 22. Nh2 (22. Bc3 $11) 22... Qg6 $17 23. Nf1 Qh5 24. Qc3 Qg6 ({Black should try} 24... Bd7 $17) 25. Ba1 (25. Qc2 $1 $11) 25... Nd7 26. b4 axb4 27. axb4 Nf6 28. Rd2 e4 (28... Nh5 $15) 29. f4 $1 $11 Nh5 30. Bh3 Bd7 31. Rg2 Ra8 32. Bb2 Ra7 $2 (32... Nb8 $1 $14) 33. Nh2 $18 Nf6 34. Kh1 $2 (34. Ra1 $18) 34... Rfa8 $2 {[%mdl 8192] [#]} (34... h5 $11) 35. Reg1 $2 ({White has to play} 35. g4 $1 $18 {[%mdl 512]} fxg4 36. Bxg4 $1 {[%mdl 512]} Bxg4 37. Nxg4 Nxg4 38. f5 $1 {[%mdl 512]}) 35... h5 $1 $15 36. Rc1 (36. Rd1 $15) 36... Qf7 (36... Nb8 $17) 37. Rd2 Qg6 38. Nf1 Kh7 39. Kg2 Ng4 40. Bxg4 Qxg4 41. Rf2 Nb8 42. Nd2 Ra2 43. Nb3 Ba4 {[#]} (43... c5 $11 {remains equal.}) 44. Nd4 $1 $16 {[%cal Rd4e6] Ne6 is the strong threat.} Nd7 {[#]} (44... Bd7 $16 {was necessary.}) 45. Nxf5 $4 {[%mdl 8192]} (45. Ne6 $1 $18 {[%cal Re6g5] was the only winning move. aiming for Ng5+.} Nf6 46. Nxc7) 45... Nf6 $2 (45... Rxb2 $1 $19 46. Rxb2 Qxf5) 46. Nxg7 $2 (46. Nd4 $1 $11 {and White has nothing to worry.}) 46... Qxg7 $2 ({Better is} 46... Rxb2 $1 $19 47. Qxb2 Kxg7) 47. Qxf6 {Accuracy: White = 57%, Black = 47%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "4.2"]
[White "Miton, Kamil"]
[Black "Socko, Monika"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2590"]
[BlackElo "2289"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,82,19,16,10,19,10,21,14,56,50,64,41,63,65,70,72,86,63,65,40,45,35,44,49,72,70,64,60,62,58,66,73,66,69,73,74,125,115,180,188,223,224,220,201,249,249,253,236,294,295,316,309,376,375,342,341,374,374,372,353,357,370,364,328,655,653,557,454,663,650,631,590,657]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 Bb4+ 6. Bd2 Be7 7. Bg2 {A32: Symmetrical English: 2 Nf3 Nf6 3 d4 cxd4 4 Nxd4 e6.} O-O 8. Nc3 Nc6 9. Bf4 {The position is equal.} Nxd4 10. Qxd4 d6 {Strongly threatening ...e5.} 11. Qd2 {[#]} h6 $146 ({Predecessor:} 11... Nh5 12. Be3 Qc7 13. Rc1 Bd7 14. O-O a6 15. Rfd1 Rfd8 16. Bf3 Nf6 17. Bf4 Ne8 18. c5 Bc6 19. Qe1 Bxf3 20. exf3 Qa5 21. Nd5 Qxe1+ 22. Rxe1 Bf8 {0-1 (84) Petrik,T (2487)-Zhigalko,A (2568) Dresden 2008}) 12. O-O e5 13. Be3 Ng4 14. Nd5 Nxe3 15. Nxe7+ (15. Qxe3 {is interesting.} Be6 16. Rfd1 Qd7 17. Nxe7+ Qxe7 18. b3) 15... Qxe7 16. Qxe3 Be6 17. b3 Rfd8 18. Rfd1 Qc7 19. Rd2 a6 20. Rad1 Rd7 21. Bd5 Re8 22. a4 Bf5 23. b4 {[%cal Bb3b4,Bb4b5,Bb5b6][%mdl 32]} a5 ({Black should try} 23... Rc8) 24. b5 $1 $16 Red8 (24... Qc8 $16) 25. b6 $1 $18 {[%cal Rb6c7]} Qc5 {[#]} 26. Qxc5 $1 dxc5 {[#]} 27. e4 $1 {[%cal Re4f5]} Bg4 {[#]} 28. f3 $1 {[%mdl 512]} Be6 (28... Bxf3 29. Bxf7+) 29. Rb1 Rd6 30. Rb5 Kf8 31. Rdb2 ({Not} 31. Rxc5 Rxb6 32. Rxa5 Ke7 $16) 31... Bxd5 32. exd5 {[%mdl 4096] Endgame KRR-KRR} Rc8 33. Rxa5 Ke7 34. Ra7 Rd7 35. a5 {[%cal Ba4a5,Ba5a6][%mdl 32]} Kd6 36. Kf2 f5 37. Ke3 g5 $2 (37... h5 38. a6 Rb8) 38. a6 {White is clearly winning.} Rb8 39. axb7 Rf7 (39... h5 $142 40. h3 Re7) 40. Ra8 Rbxb7 41. Rd8+ Rfd7 {Black did not feel at home in the position after the opening. Accuracy: White = 97%, Black = 64%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "4.3"]
[White "Tsatsalashvili, Keti"]
[Black "Krasenkow, Michal"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2246"]
[BlackElo "2605"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,112,40,39,35,43,44,45,-9,31,31,36,18,18,18,76,54,74,7,1,-3,-4,-31,-26,-19,-1,-12,0,0,25,-4,31,31,30,-34,-28,-60,-68,-53,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-100,0,0,0,0,0,0,0,0,0,-226,0,-233,0,-233,-241,-29966,-29967,-29968,-29969,-29968,-29970,-29968,-29971,-29970,0,-29960,0,0,0,0,0,0,0,0,0]} 1. d4 d6 2. Nf3 Bg4 3. Bf4 Nd7 4. Nbd2 g6 5. h3 Bxf3 6. Nxf3 {A41: 1 d4 d6: Tartakower System and Modern Defence.} Bg7 7. e3 e5 8. Bg5 ({White should try} 8. Bh2 $14) 8... Ne7 {[#]} 9. dxe5 $146 ({Predecessor:} 9. c3 f6 10. Bh4 Nf5 11. Qb3 e4 12. g4 Nxh4 13. Nxh4 Rb8 14. Qd5 Qe7 15. Bg2 {0-1 (29) Troesch,T (2188)-Albrecht,R (2219) Berlin 2002}) 9... Nxe5 10. Nxe5 Bxe5 11. c3 O-O (11... h6 $11 {remains equal.} 12. Bf4 Bxf4 13. Qa4+ c6 14. Qxf4 Nd5) 12. Bc4 Qd7 13. Bxe7 (13. Qg4 $16 Qxg4 14. hxg4) 13... Qxe7 $11 14. O-O c6 15. Qf3 d5 16. Bd3 f5 17. g3 h5 18. h4 b5 19. Rfe1 b4 20. cxb4 Qxb4 21. Qe2 (21. Rec1 $11) 21... Qxb2 $15 ({And not} 21... Bxb2 22. Rab1 $16) 22. Qxb2 Bxb2 23. Rab1 Ba3 (23... Rab8 $15) 24. Rb3 $11 Bd6 25. Ba6 Rad8 26. Bb7 Rf6 27. Bxc6 Bxg3 28. Bxd5+ Rxd5 29. fxg3 {[%mdl 4096] Endgame KRR-KRR} Rfd6 30. Re2 Rd2 31. Kf2 (31. Rxd2 {feels hotter.} Rxd2 32. Ra3 Kf7 33. Rxa7+ Kf6 34. Ra6+) 31... Rxe2+ 32. Kxe2 {KR-KR} Ra6 33. a3 Ra4 34. Kf3 Kf7 35. Rd3 Ke6 36. Kf2 Ke5 37. Kf3 a5 38. Kf2 Rc4 39. Rb3 (39. Kf3 $11) 39... a4 (39... Ke4 $17 {...Rc2+ is the strong threat.} 40. Rb2 Rc3) 40. Rb6 Rc3 41. Rxg6 Rxa3 42. Kf3 Ra1 {White must now prevent ...a3.} 43. Ra6 a3 44. Ra4 $2 (44. Ra5+ $11 Kf6 45. Ra6+ Ke5 46. Ra5+ Ke6 47. Kf4) 44... Kd5 $2 (44... a2 $19 {( -> ...Rf1+)} 45. Ra5+ Kd6 46. Ra6+ Kd5) 45. Ra8 $2 (45. Kf4 $11) 45... Kc4 $2 ({Black should play} 45... a2 $19 {And now ...Rf1+ would win.} 46. Kg2 Kc4) 46. Ra7 $2 (46. Kf4 $1 $11 {and White is okay.}) 46... Kb3 47. Kf4 $2 {[#]} (47. Rb7+ $19 Kc4 48. Rc7+ Kd5 49. Rd7+ Ke6 50. Ra7) 47... Rf1+ 48. Kg5 a2 49. Kxh5 a1=Q 50. Rxa1 Rxa1 {KR-K3P} 51. Kg6 Rg1 $2 (51... Rf1 52. h5 Kc4 53. h6 Rh1 54. h7 Rh3 55. Kxf5 Rxh7 56. g4 Rf7+ 57. Ke5 Rg7 58. Kf5 Kd5 59. e4+ Kd6 60. g5 Rf7+ 61. Kg6 Ke6 62. Kh6 Rf4 63. g6 Rxe4 64. Kg5 Re2 65. Kf4 Kf6 66. g7 Kxg7 67. Kf5 Re1 68. Kg5 Rf1 69. Kg4 Kf6 70. Kg3 Kg5 71. Kg2 Rf4 72. Kg3 Rf7 73. Kh3 Kf4 74. Kg2 Kg4 75. Kh1 Kh3 76. Kg1 Kg3 77. Kh1 Rf1#) 52. h5 $2 {[%mdl 8192] [#]} (52. Kxf5 $11 Rc1 53. h5) 52... Rxg3+ $2 (52... Rh1 $1 {mates} 53. Kxf5 Rxh5+ 54. Kf6 Rh6+ 55. Kf7 Rh1 56. g4 Rg1 57. e4 Kc4 58. e5 Kd5 59. e6 Kd6 60. e7 Rf1+ 61. Ke8 Ke6 62. Kd8 Rd1+ 63. Kc7 Kxe7 64. Kc6 Ke6 65. Kc5 Rg1 66. g5 Rxg5+ 67. Kd4 Rd5+ 68. Ke4 Rd1 69. Ke3 Kf5 70. Ke2 Rd7 71. Ke3 Rd5 72. Kf2 Kf4 73. Ke2 Rd4 74. Kf2 Re4 75. Kg2 Re2+ 76. Kf1 Kf3 77. Kg1 Kg3 78. Kf1 Re3 79. Kg1 Re1#) 53. Kxf5 {The position is equal.} Kc4 54. h6 Kd5 {aiming for ...Rf3+.} 55. Kf6 Rh3 56. Kg7 Ke4 {Accuracy: White = 69%, Black = 78%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "4.4"]
[White "Piorun, Kacper"]
[Black "Jarmula, Lukasz"]
[Result "1-0"]
[ECO "C28"]
[WhiteElo "2596"]
[BlackElo "2244"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,75,8,-8,0,-17,9,0,0,0,0,-27,0,-4,0,-35,8,3,5,-42,-2,-39,0,0,27,0,15,15,21,6,10,6,18,4,26,25,36,39,44,42,47,27,138,19,30,25,25,16,224,233,224,220,290,290,283,274,522,510]} 1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Na5 5. Bb3 Be7 6. Nf3 d6 7. O-O O-O 8. h3 Nxb3 9. axb3 c6 10. d4 Qc7 11. Be3 b5 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} 12. Nd2 b4 13. Ne2 exd4 {The position is equal.} 14. Nxd4 c5 15. Ne2 {[%cal Bd4e2,Be2g3,Bg3f5,Bf5d6][%mdl 32] [#]} Bb7 $146 ({Predecessor:} 15... d5 16. Bf4 Qc6 17. e5 Nh5 18. Bh2 g6 19. Nf3 Rd8 20. Qd2 d4 {0-1 (29) Efimov,M-Luthgens,E ICCF corr 1997}) 16. Ng3 d5 17. Re1 Nxe4 18. Ndxe4 dxe4 19. Qg4 Bf6 20. Nf5 Kh8 {White must now prevent ...g6.} 21. Bf4 Qc8 22. Nd6 Qxg4 23. hxg4 Bc8 24. Rxe4 Bxb2 25. Ra5 Bxg4 26. Rxc5 Bc3 27. Be5 Bxe5 28. Rcxe5 Be6 29. Rxb4 Rfd8 30. Rd4 {[#] Hoping for Rxe6!} Rd7 (30... Kg8 $11 {keeps the balance.}) 31. Re3 (31. Nxf7+ $1 $16 Rxf7 32. Rxe6) 31... Rad8 32. Red3 $36 {[%mdl 2048] aiming for Nxf7+! White has some pressure.} Kg8 33. c4 Rc7 $2 {[#] Loses the game.} (33... a5 $11) 34. Nb5 $1 $18 {[%cal Rd4d8][%mdl 512]} Rxd4 35. Rxd4 {[%cal Rd4d8]} Rd7 36. Rxd7 Bxd7 37. Nxa7 f6 $2 (37... Kf8 38. c5 Be6) 38. c5 {Accuracy: White = 67%, Black = 44%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "4.5"]
[White "Kos, Pawel"]
[Black "Janik, Igor"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2234"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,115,-18,-22,0,-21,-6,-28,-13,-77,-69,-71,-72,-108,-111,-151,-76,-78,-70,-120,-75,-77,-67,-54,-66,-76,13,17,117,86,328,331,347,314,407,-5,15,17,17,-223,-228,-228,-237,-222,-222,-222,-220,-208,-213,-222,-222,-279,-279,-247,-216,-211,-201,-173,-126,-135,-85,-86,-85,-136,-30,-168,-109,-107,-104,-29992,-4141,-29993,-456,-1364,-1246,-1246,-45,-1437,-1264,-29999,-29977,-29977,-29978,-29978,-29979,-29979,-29980,-29979,-29980,-29972,-29973,-29982,-29983,-29985,-29978,-29986,-29987,-29988]} 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O c5 5. d3 g6 6. c4 Bg7 7. Nc3 O-O 8. a3 Nc6 9. Rb1 d5 10. cxd5 Nxd5 11. Bd2 a5 {[#] A30: Symmetrical English: Double Fianchetto and Hedgehog.} 12. Na4 $146 ({Predecessor:} 12. Nxd5 Qxd5 13. Ne1 Qd7 14. Qb3 Nd4 15. Qxb6 Nxe2+ 16. Kh1 Bxg2+ 17. Kxg2 Qd5+ 18. f3 {0-1 (29) Chatterjee,S (1336)-Englisch,C (2128) London 2017}) 12... e6 13. e4 Nde7 {Black has an edge.} 14. Bc3 (14. b4 $1 $11) 14... Ba6 $17 15. Bxg7 Kxg7 16. Ne1 Ne5 {[%cal Re5d3]} 17. Qb3 Rb8 (17... Bxd3 18. Nxd3 Qxd3 19. Qxb6 $14) (17... Nxd3 $6 18. Nxb6 Rb8 19. Qc3+ Ne5 20. Nf3 $11 (20. Qxe5+ f6 $17)) (17... N7c6 $142 18. Qxb6 Qxb6 19. Nxb6 Rab8) 18. Qc3 f6 19. b4 axb4 (19... Nxd3 20. b5 $14) (19... Bxd3 $6 20. Rd1 $14) 20. axb4 cxb4 ({Much worse is} 20... Bxd3 $6 21. Rd1 $14) 21. Rxb4 N7c6 22. Rb2 Qd6 ({Of course not} 22... Bxd3 23. Rd2 $11) (22... Nd4 $17 {White must now prevent ...Bb5.} 23. f4 Ng4) 23. f4 $11 Nf7 {[#]} (23... Nd7 $11 {keeps the balance.}) 24. e5 $1 {[%mdl 512]} fxe5 $2 (24... Qd4+ $16 25. Rff2 Qxc3 26. Nxc3 Nfd8) 25. Qxc6 $18 ({Inferior is} 25. Bxc6 Rfc8 $15) 25... Qd4+ 26. Kh1 Rfc8 27. Qe4 $2 (27. Qxe6 $18 exf4 28. Rbf2) 27... b5 {aiming for ...Qxe4.} 28. Qxd4 exd4 29. Nc2 $2 (29. Ra2 $11 {and White has nothing to worry.} bxa4 30. Rxa4 {[%mdl 64] Double Attack}) 29... bxa4 $19 {[%mdl 64] [#] Discovered Attack} 30. Rxb8 Rxb8 31. Nxd4 Bxd3 32. Ra1 Rb1+ 33. Rxb1 Bxb1 34. Nxe6+ {[%mdl 4096] Endgame KBN-KBN} Kf6 35. Nc5 a3 36. Nb3 Bc2 37. Na1 Ba4 38. Kg1 Nd6 39. Bd5 Nb5 40. Kf2 Nc3 41. Bg8 (41. Bf3 $142) 41... h6 (41... Bd7 $17 42. Ke3 Be6 43. Bxe6 Kxe6) 42. h3 (42. Ke3 $11 {and White stays safe.}) 42... Ne4+ ({Better is} 42... Bd7 $19 43. Ke3 Bxh3) 43. Kf3 $17 Bc6 44. Kg4 $2 {[%mdl 8192]} (44. Ke3 $17) 44... Nf2+ 45. Kh4 g5+ (45... Be8 $142 46. g4 Ne4 47. g5+ Kf5 48. Bh7 Kxf4 49. Bxg6 Bxg6 50. gxh6 Nd6 51. Nb3 Nf5#) 46. fxg5+ (46. Kh5 $142 Kg7 47. fxg5 Bf3+ 48. g4 Kxg8 49. gxh6) 46... hxg5+ $19 47. Kh5 Ne4 $2 (47... Bf3+ $19 48. Kh6 Be4) 48. Kg4 $2 {[%mdl 8192]} (48. h4 $15) 48... Kg6 {[%cal Re4f6]} 49. h4 Nf6+ {Black mates.} 50. Kh3 g4+ 51. Kh2 Nxg8 52. Kg1 Nf6 53. Kf2 Kf5 54. Ke3 Ne4 55. Nc2 a2 56. h5 Kg5 57. Na1 Nxg3 58. Kd4 {Accuracy: White = 50%, Black = 55%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "4.6"]
[White "Jakubowski, Krzysztof"]
[Black "Walter, Szymon"]
[Result "1/2-1/2"]
[ECO "E81"]
[WhiteElo "2481"]
[BlackElo "2227"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,46,42,33,14,47,43,47,48,60,0,0,-46,-7,-9,8,25,23,0,0,0,0,0,0,-63,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 c6 7. Be3 a6 8. Qd2 b5 9. Ng3 {E81: King's Indian: Sämisch: 6th move deviations (including 6 Be3 c6).} bxc4 10. Bxc4 d5 11. Bb3 {White is slightly better.} dxe4 {[#]} 12. fxe4 $146 (12. Ngxe4 $14 Nbd7 13. O-O) ({Predecessor:} 12. Ngxe4 a5 13. O-O Nbd7 14. Rac1 Nb6 15. Na4 Nfd5 16. Bh6 Ba6 17. Bxg7 Kxg7 18. Nxb6 Nxb6 {1-0 (47) Votava,J (2521)-Miesbauer,J (2390) Czech Republic 2019}) 12... Ng4 $11 13. Bg1 e5 {[%cal Re5d4]} (13... c5 $5 14. Bd5 cxd4 15. Bxa8 (15. Bxd4 Bxd4 16. Bxa8 Bf2+ 17. Ke2 Nd7 $17) 15... dxc3 16. bxc3 Qxd2+ 17. Kxd2 Rd8+ 18. Kc2 Bd7 $11) 14. d5 Qh4 15. Qd3 a5 16. h3 Ba6 17. Qf3 ({Don't play} 17. hxg4 Qxh1 18. Nxh1 Bxd3 $17) 17... Nf6 18. Bf2 $36 {[%mdl 2048] Hoping for Nf5. White is more active.} Qf4 19. d6 ({Better is} 19. Be3 $11 Qxf3 20. gxf3) 19... Nbd7 (19... Rd8 $15) 20. Be3 {The position is equal.} Qh4 21. Bf2 Qf4 22. Be3 Qh4 23. Bf2 Qf4 {Accuracy: White = 74%, Black = 77%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "4.7"]
[White "Faron, Rafal"]
[Black "Golubka, Petro"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2224"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,120,0,0,0,-3,-8,-4,-30,-22,-20,-3,-53,0,-3,7,0,3,0,3,0,45,43,42,7,32,-39,0,0,0,-13,10,0,0,0,0,0,0,0,20,0,8,0,27,8,41,14,55,5,5,0,31,0,0,0,31,31,31,29,30,0,31,31,31,31,37,31,37,37,63,45,52,30,47,31,31,30,30,12,12,12,12,12,12,12,12,0,12,0,12,12,20,12,20,19,20,12,16,0,12,12,12,0,12,0,12,12,12,12,12,12,12,0,12]} 1. c4 e6 2. g3 f5 3. Bg2 Nf6 4. Nc3 Bb4 5. e3 Bxc3 6. bxc3 {A10: English Opening: Unusual Replies for Black.} O-O 7. Ne2 d6 8. Rb1 Nc6 9. O-O e5 {[#]} 10. d3 $146 ({Predecessor:} 10. c5 e4 11. cxd6 cxd6 12. d3 Qa5 13. Qb3+ Kh8 14. Ba3 Be6 15. Qxe6 exd3 16. Nd4 Nxd4 17. cxd4 Qxa3 18. Rxb7 {1-0 (32) Gallardo Fernandez,C (2244)-Haslinger,G (2049) Seville 2014}) 10... Kh8 11. Ba3 Qe8 12. c5 d5 13. d4 e4 14. c4 Qf7 15. cxd5 Nxd5 16. Qc2 Rb8 17. Nc3 ({Better is} 17. Bc1 $14) 17... Be6 18. Nxd5 Bxd5 19. Rb2 Rfc8 20. Rfb1 b5 21. Rxb5 Rxb5 22. Rxb5 Bxa2 23. Bf1 Bd5 24. Bc1 h6 25. Bd2 Re8 26. Qa4 Qe6 27. Rb1 (27. Ba5 $5 {[%cal Ra5c7]}) 27... Kh7 28. Bb5 Rb8 {...a6! is the strong threat.} 29. Qc2 Ne7 (29... f4 $5 {[%cal Rb8b5]} 30. Be2 Rf8 $14) 30. Bf1 Rxb1 31. Qxb1 Qc8 32. Qb5 c6 33. Qa4 Qb7 34. Qa5 Ng8 (34... Qb1 {feels hotter.} 35. Qc3 Bb3 36. Be1 f4 37. exf4 Nf5) 35. Qb4 Qxb4 36. Bxb4 $14 {[%mdl 4096] Endgame KBB-KBN} Nf6 37. Be2 Kg8 38. Ba5 Ne8 39. Kf1 Kf7 40. Ke1 g6 41. Kd2 Ke6 42. Kc3 Kd7 43. h4 Nf6 {The position is equal.} 44. Kb2 g5 45. hxg5 hxg5 46. Kc2 Be6 47. Kb2 Bf7 48. Kc2 Bh5 49. Bf1 Bf3 50. Be1 Nd5 51. Bc4 Nf6 52. Kb3 Bh5 53. Kc2 Be8 54. Kb2 Ke7 55. Kc2 Bd7 56. Kb2 Be6 57. Bf1 Kd7 58. Ka3 Kc7 59. Ba5+ Kd7 60. Be1 Bd5 {Accuracy: White = 82%, Black = 78%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "4.8"]
[White "Klekowski, Maciej"]
[Black "Flak, Pawel"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2511"]
[BlackElo "2157"]
[Annotator "TA"]
[PlyCount "135"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,135,9,10,3,12,-2,-9,-19,0,-12,0,0,0,0,0,0,-1,-1,0,-4,0,-4,0,-22,0,0,12,13,11,17,16,4,10,0,0,-6,-2,-6,-6,-12,-12,-12,-6,-5,0,-16,-6,-10,-12,-26,0,-13,-14,-16,0,-1,-7,-7,0,-71,-10,-12,-26,-26,0,0,19,8,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-32,-15,-32,-8,-8,0,-32,0,-8,0,-32,-15,-32,0,-32,-8,-8,-8,-32,0,-8,-8,-8,0,-8,-8,-8,-8,-112,0,-8]} 1. c4 b6 2. Nc3 Bb7 3. d4 Nf6 4. f3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 e6 8. Be3 {A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6).} Be7 {[#]} 9. Qd2 $146 ({Predecessor:} 9. Bb5+ c6 10. Bd3 O-O 11. Ne2 c5 12. O-O Nc6 13. Rb1 cxd4 14. cxd4 Nb4 15. Bc4 Rc8 {1-0 (69) Khairullin,I (2658)-Vallejo Pons,F (2706) Khanty-Mansiysk 2013}) 9... O-O 10. Bc4 c5 11. Ne2 cxd4 12. cxd4 Nc6 {[#] Threatens to win with ...Bb4.} 13. O-O Na5 14. Bd3 Rc8 15. Rfc1 Qd7 16. Rxc8 Rxc8 17. Rc1 h6 18. Kf2 Ba3 19. Rxc8+ Qxc8 20. Qc3 Qxc3 21. Nxc3 Bb4 22. Nb1 Kf8 23. h4 Nc6 24. g4 Be7 25. h5 Nb4 26. Bc4 Nc2 27. Ke2 Nxe3 28. Kxe3 $11 {[%mdl 4096] Endgame KBB-KBN} a6 29. Nd2 Bb4 30. Nb3 Ke7 31. f4 b5 32. Be2 Bc6 33. Nc1 Ba3 34. Nd3 a5 35. Bf3 b4 36. d5 {[#]} (36. Bd1 $11) 36... Bb5 (36... exd5 $1 $17 {Hoping for ...Bb5.} 37. exd5 Bb5) 37. e5 exd5 38. Bxd5 Bxd3 39. Kxd3 {KB-KB} f6 40. Bb3 Bc1 41. Ke4 fxe5 42. Kxe5 Bb2+ 43. Kf5 Bc1 44. g5 Kf8 45. Ba4 Ke7 46. Bb3 Kf8 47. Kg4 Ke7 48. Kf5 Kf8 49. gxh6 gxh6 50. Ke5 Ke7 51. f5 Bb2+ 52. Kd5 Kf6 53. Ke4 Bc3 54. Bc2 Bd2 55. Kd5 Bc3 56. Ke4 Bd2 57. Kd3 Bc3 58. Ke3 Bb2 59. Ke4 Bc3 60. Kd5 Bd2 61. Kc5 Kg5 62. Kd6 Kf6 63. Kd7 Be3 64. Kc6 Bd2 65. Kb5 Kg5 66. Kc4 Bc3 67. Kd5 (67. a3 $11) 67... Kf6 (67... Kxh5 $17 68. Kc4 Bf6) 68. Kd6 {Accuracy: White = 90%, Black = 86%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "4.9"]
[White "Szczurek, Krzysztof"]
[Black "Nasuta, Grzegorz"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2091"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,120,-31,-22,-10,-26,-21,-46,-18,-70,-64,-124,95,89,78,76,57,39,26,-47,-52,-59,-48,-54,-52,-60,-62,-43,-35,-31,-29,-46,-29,-198,-33,-133,-141,-144,0,-159,0,-6,0,-143,0,0,0,-11,-13,-268,-39,-79,-51,-89,-13,-11,0,0,155,122,119,119,119,67,127,31,31,31,18,39,47,0,0,0,0,0,0,0,23,4,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Qxd4 e6 6. Nf3 Nc6 7. Qe4 f5 8. Qe2 b5 {B22: Sicilian: 2 c3.} 9. Qxb5 a5 {[#]} 10. Qa4 $146 ({Predecessor:} 10. Qe2 Ba6 11. c4 Qc7 12. g3 g6 13. Bg2 Bg7 14. Bf4 O-O 15. Na3 Rac8 16. O-O Nxf4 17. gxf4 {½-½ (38) Blandon Villa,D (2099)-Salazar,A (2195) Medellin 2011}) 10... Qc7 $1 {Black is slightly better.} 11. Na3 ({Better is} 11. Bb5 $11) 11... Nxe5 $15 12. Nd4 {[#]} (12. Qd4 $15 Nxf3+ {[%mdl 64] Discovered Attack} 13. gxf3) 12... Be7 $2 (12... Nxc3 $1 $17 {[%mdl 512] keeps the pressure on.} 13. Nab5 (13. bxc3 Qxc3+) 13... Nxb5 14. Nxb5 Qb8) 13. Nxe6 $1 $16 {[%mdl 64] Double Attack} Nf3+ {[%mdl 64] Discovered Attack} 14. gxf3 Qe5+ {[%mdl 64] Double Attack} 15. Be2 {Black must now prevent Nd4.} Qxe6 16. Qc2 (16. Kd1 $11) 16... Ba6 {Strongly threatening ...Bxa3.} 17. Kf1 Bxa3 18. bxa3 O-O $36 {[%mdl 2048] White is under pressure.} 19. Bxa6 $1 Qxa6+ 20. Qe2 Qc6 21. c4 Nb6 22. Rg1 Nxc4 23. Bh6 $2 ({Don't play} 23. Qe7 Rf7 $17) (23. Bf4 $11 {and White stays safe.}) 23... Rf7 $2 ({Weaker is} 23... Qxh6 24. Qxc4+ Kh8 25. Kg2 $15) (23... Rfe8 $19 24. Qd3 Ne5 25. Qb3+ d5 26. Rxg7+ Kh8) 24. Rc1 (24. Bf4 $15) 24... Qxh6 $17 25. Rxc4 Raf8 (25... Qxh2 $17 {aiming for ...Rb8.} 26. Rc1 Rb8) 26. Qd3 $2 ({White should play} 26. Kg2 $11) 26... Qe6 $2 (26... Qxh2 $17 {Hoping for ...Re8.} 27. Qc3 Re7) 27. Rc2 Re7 28. Rg3 (28. Kg2 $11) 28... d5 (28... f4 $17 29. Rg4 h5) 29. Kg2 $11 Rd7 30. Qd4 Qf6 31. Qc5 $2 {[%mdl 8192]} (31. Qxf6 $11 Rxf6 32. f4) 31... d4 $2 (31... f4 $19 32. Rh3 Qe5) 32. Rd2 Rfd8 33. f4 Qf7 (33... Qe6 $17 {next ...Qe4+ is good for Black.} 34. Qxa5 Qe4+ {[%mdl 64] Double Attack} 35. Kg1 Qxf4) 34. Qxa5 d3 35. Qb5 {[%cal Rd2d3]} Rd5 $2 ({Black should try} 35... Qd5+ $11 36. Qxd5+ Rxd5) 36. Rdxd3 Rxb5 37. Rxd8+ {[#]} Qf8 $1 {[%mdl 512]} 38. Rxf8+ Kxf8 $16 {[%mdl 4096] Endgame [#] KR-KR} 39. Rb3 (39. a4 $1 $16 {[%cal Ra4b5]} Ra5 40. Ra3) 39... Ra5 $1 $14 40. Kf3 Ra4 41. Kg3 Kf7 42. f3 Kf6 43. Rb6+ Kf7 44. Rb5 Kf6 45. Rb3 Kf7 46. Rd3 Kf6 {The position is equal.} 47. h4 h5 48. Rb3 Kf7 49. Kh3 Rxf4 50. Kg3 Ra4 51. f4 g6 52. Kf3 Rc4 53. Rb7+ Kf6 54. Rb6+ Ke7 55. Rxg6 Rc3+ 56. Kg2 Rxa3 57. Rg5 Rxa2+ 58. Kg3 Ra3+ 59. Kg2 Ra2+ 60. Kg3 Ra3+ {Accuracy: White = 61%, Black = 74%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "4.10"]
[White "Teclaf, Pawel"]
[Black "Jakubowska, Anna"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2464"]
[BlackElo "2051"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,69,12,23,-57,0,-2,-1,-31,33,30,110,120,132,-63,174,45,114,101,124,107,165,144,178,174,249,245,246,235,239,161,156,144,180,100,103,111,108,75,175,175,134,0,0,-90,155,159,135,112,206,219,749,728,2562,2494]} 1. e4 c6 2. d4 d5 3. f3 e6 4. Nc3 Nf6 5. e5 Nfd7 6. f4 c5 7. Nf3 Nc6 8. Be3 Be7 9. Qd2 a6 10. h4 {10.a3 is setting a new trend. Played by Viswanathan Anand in July 2020. C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} (10. Bd3 $11) 10... b5 (10... Nxd4 $15 11. Nxd4 cxd4 12. Qxd4 Bxh4+ 13. Bf2 Bxf2+ 14. Qxf2 b5) 11. h5 b4 12. Ne2 {[#] The position is equal.} c4 $146 (12... O-O $15) ({Predecessor:} 12... O-O 13. g4 f6 14. Bg2 fxe5 15. dxe5 Nb6 {½-½ (14) Schlosser,M (2350)-Duer,A (2405) Austria 1997}) 13. g4 Bb7 (13... h6 $11 {keeps the balance.}) 14. f5 $16 Qc7 15. Nf4 $2 (15. fxe6 $16 fxe6 16. Nf4) 15... Nf8 $2 {[#]} (15... Ndxe5 $1 $15 {keeps the upper hand.} 16. dxe5 d4 17. fxe6 O-O-O) 16. g5 (16. h6 $1 $18 {[%cal Rh6g7]} g6 17. f6) 16... c3 (16... exf5 $14 17. Nxd5 Qd8 18. Nxe7 (18. Bxc4 $2 Na5 $19) 18... Nxe7) 17. bxc3 bxc3 18. Qf2 O-O-O (18... exf5 $16 19. Rb1 (19. Nxd5 Qd8 $14) 19... Rd8) 19. fxe6 fxe6 20. Bh3 Kb8 (20... Qd7 {might work better.} 21. O-O Kb8) 21. Bxe6 $18 ({Not} 21. Nxe6 Nxe6 22. Bxe6 Rhf8 $14) 21... Na5 22. Rb1 {Black must now prevent Bxd5.} Ka8 23. Bf5 Nc4 24. O-O Qc6 25. Bd3 ({White should play} 25. Bc1 $18) 25... Ne6 $16 26. Nxe6 Qxe6 27. Bf4 Qg4+ (27... g6 $16) 28. Qg3 $18 Qxh5 29. Qg2 ({Better is} 29. e6 $16 Nb2 30. Ne5) 29... Rhf8 $11 30. Nh2 {[#]} (30. Qg3 $11) 30... Rxf4 $2 (30... Qh4 $1 $17 {stays on course.} 31. Qf2 Bxg5 32. Qxh4 Bxh4) 31. Rxf4 $16 {And now Bxc4 would win.} Bxg5 32. Rf5 $36 {[%mdl 2048] White has strong initiative.} Be3+ (32... h6 $16 {was called for.}) 33. Kh1 $18 Qh4 $2 (33... Qg6 34. Qxg6 hxg6) 34. Bxc4 Qe1+ 35. Rxe1 {Accuracy: White = 42%, Black = 25%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "5.1"]
[White "Teclaf, Pawel"]
[Black "Miton, Kamil"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2464"]
[BlackElo "2590"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,85,0,0,0,3,0,8,7,26,0,0,0,12,13,15,0,21,0,0,0,6,0,0,0,0,0,0,0,-9,-17,41,20,18,10,18,11,90,24,114,103,124,123,190,115,122,104,163,0,0,0,62,49,107,0,0,-12,0,-66,-35,-39,72,0,0,0,0,-17,-23,-23,-24,-16,0,0,0,-22,0,0]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. g3 Be7 7. Bg2 {B32: Sicilian: Löwenthal and Kalashnikov Variations.} a6 8. N5c3 Nf6 9. O-O h6 10. Nd2 {[%cal Bb1d2,Bd2f1,Bf1e3,Be3f5][%mdl 32]} Bg4 {[#]} 11. Bf3 $146 ({Predecessor:} 11. Nf3 O-O 12. Qd3 Rc8 13. h3 Be6 14. Rd1 Qc7 15. Nh4 Rfd8 16. Nf5 Bxf5 17. exf5 {½-½ (41) Bok,B (2575)-Khairullin,I (2657) Yerevan 2014}) 11... Be6 12. Re1 O-O 13. Nf1 Rc8 14. Ne3 Nd4 15. Bg2 b5 16. Ncd5 Nxd5 17. exd5 Bd7 18. c3 Nf5 19. Nxf5 $1 Bxf5 20. a4 Qb6 (20... Ra8 $11) 21. Be3 Qb7 22. axb5 Qxb5 23. Qd2 $36 {[%mdl 2048] White is pushing.} Ra8 (23... Rb8 $11 {remains equal.}) 24. b4 (24. Bf1 $1 $16 {[%cal Rf1b5]} Qb7 25. f4) 24... Rfc8 (24... Bd3 $1 $11 {keeps the balance.}) 25. Bf1 $16 Qb7 26. Ra3 Bd7 (26... Be4 $16 {was necessary.}) 27. c4 ({White should try} 27. Qa2 $18) 27... Rcb8 28. Rb1 a5 {[#]} (28... Bf5 $16 29. Rbb3 Qc7) 29. c5 $2 (29. b5 $1 $18) 29... dxc5 $11 30. d6 Bd8 (30... Bf5 $11 31. Bg2 Be4 32. dxe7 Bxg2 33. Bxc5 Bh1) 31. b5 $1 $14 {[%mdl 1024] White has compensation.} Bb6 (31... Bf5 $14 32. Rc1 Rc8) 32. Qc3 (32. Bxh6 $16 {Threatening mate with Qg5!} Bd8 33. Be3) 32... Re8 $11 33. Ra4 ({But not} 33. Bxc5 $2 Rac8 $19) 33... Rac8 34. Bg2 (34. Rd1 $11) 34... e4 35. Qc2 {[%cal Ra4e4]} Qd5 {[#]} (35... c4 $15) 36. Bxe4 (36. Rd1 $1 $16 {[%cal Rd1d5]} Qh5 37. Rxe4 (37. Bxe4 c4 $15)) 36... Qxd6 37. Rd1 Qe7 38. Bd5 Be6 ({Reject} 38... Bxb5 $6 39. Rf4 $18) 39. Re4 {White wants to play Bxe6.} Qf6 40. Rf4 Qe7 {The position is equal.} 41. Re4 {Threatens to win with Bxe6.} Qf6 42. Rf4 Qe7 43. Re4 {Accuracy: White = 83%, Black = 62%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "5.2"]
[White "Wnek, Filip"]
[Black "Piorun, Kacper"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1981"]
[BlackElo "2596"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,72,59,25,25,21,27,27,49,32,39,49,47,25,39,35,51,0,50,50,66,14,20,9,23,0,0,-17,0,-19,-11,-18,3,-17,0,-5,-4,-12,6,9,27,0,0,-52,-79,-98,-44,-339,-347,-677,-502,-1001,-1001,-1822,-1462,-1667,-1708,-1994,-2003,-1763,-1193,-4010,-3507,-2934,-3084]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. c3 Be7 6. Be3 Nf6 {C45: Scotch Game.} 7. Nd2 O-O 8. Be2 d5 {White has an edge.} 9. Nxc6 bxc6 10. e5 Nd7 11. Nf3 {[#]} Bb7 $146 ({Predecessor:} 11... f6 12. Qa4 c5 13. Rd1 Nb6 14. Qa5 Bg4 15. Bxc5 Bxc5 16. Qxc5 fxe5 17. O-O Re8 {½-½ (17) Giesen,D (2212)-Hecht,H (2428) Schwarzach 2001}) 12. O-O c5 13. Qd2 (13. Bd3 $14) 13... Re8 14. Rad1 Nf8 15. Bf4 (15. Ne1 $14) 15... Ne6 $11 16. Bg3 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 17. Rfe1 Bc6 18. b3 Qc8 19. Bd3 a4 20. b4 a3 21. bxc5 Bxc5 22. Bc2 Rb8 23. Bb3 d4 24. Nxd4 Rd8 25. Bxe6 fxe6 26. Qg5 ({Better is} 26. Nxc6 $11 Rxd2 27. Rxd2) 26... Bd5 $15 27. Bh4 {[#]} Rf8 (27... Rd7 $1 $17 28. Qg4 Qe8) 28. Re3 $2 {[%mdl 8192] White does not recover from this.} ({White should try} 28. c4 $1 $15 Bxc4 29. Nc6) 28... Bxa2 $19 29. Nc6 $2 (29. Qg4 Rb2 30. h3) 29... Rb1 {Black is clearly winning.} 30. Rxb1 (30. Ree1 $142 Qd7 31. Nd4 Bxd4 32. cxd4 Rxd1 33. Rxd1) 30... Bxb1 31. Rg3 Bg6 {Strongly threatening ...a2.} 32. Qc1 Qa6 33. Ne7+ Bxe7 34. Bxe7 a2 35. Qa1 Rb8 {( -> ...Rb1+)} 36. Bb4 {[#]} c5 $1 {[%mdl 512] Accuracy: White = 49%, Black = 89%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "5.3"]
[White "Janik, Igor"]
[Black "Sadzikowski, Daniel"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2470"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,103,-4,2,-34,81,72,91,78,86,62,52,37,108,108,113,104,137,131,164,127,130,115,118,124,151,143,141,149,157,163,175,170,202,210,209,128,131,132,136,130,190,103,115,116,114,106,88,106,145,134,139,121,142,144,152,151,148,145,148,136,136,135,148,148,146,144,174,163,177,173,176,147,189,183,520,516,541,545,533,526,704,709,729,580,584,268,716,697,29985,29985,29985,29986,29986,29987,29988,29989]} 1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. g3 Bb4 5. Nd5 Bc5 6. b4 {[#] A29: English Opening: Four Knights Variation with 4 g3.} (6. Bg2 {with more complications.} d6 7. O-O O-O 8. e3 Bb6 9. d3) 6... Bd4 $146 (6... Nxb4 $15 {keeps the upper hand.} 7. Nxb4 e4) ({Predecessor:} 6... Nxb4 7. Nxb4 Bxb4 8. Nxe5 O-O 9. Bg2 Re8 10. Nf3 d5 11. cxd5 Qxd5 12. O-O Qd6 13. d4 Nd5 {0-1 (59) Wanyama,H (2293)-Adly,A (2636) Casablanca 2019}) 7. Rb1 {Hoping for e3.} Nxd5 8. cxd5 {White is better.} Ne7 9. e3 Bb6 10. Nxe5 O-O (10... d6 $1 $14 11. Qa4+ c6) 11. Bg2 $36 {[%mdl 2048] White has strong initiative.} d6 12. Nc4 Bf5 13. d3 Qd7 14. O-O Bh3 15. e4 Bxg2 16. Kxg2 Bd4 17. Bb2 Bxb2 18. Rxb2 f5 19. f4 c6 20. dxc6 Nxc6 21. Ne3 Nd4 22. Nxf5 Nxf5 23. exf5 Qxf5 24. Qf3 Rac8 (24... b6 $16 {was necessary.} 25. Rc1 Rae8) 25. Qe4 (25. Qxb7 $18 Qxd3 26. Qxa7) 25... Qxe4+ 26. dxe4 {[%mdl 4096] Endgame KRR-KRR} Rc4 27. Re1 Re8 28. Kf3 Rd4 29. Re3 Re7 30. a3 Rc7 31. Rbb3 Kf7 32. Rbd3 Rxd3 33. Rxd3 {KR-KR} Ke7 34. Ke3 Rc1 35. Kd4 Rh1 36. h4 Rg1 37. e5 dxe5+ 38. Kxe5 Re1+ 39. Kf5 Rc1 40. h5 Rc4 41. g4 a5 $2 (41... Rc6 {is tougher.} 42. Re3+ Kd7) 42. Re3+ $18 Kf7 43. bxa5 Ra4 {[#]} 44. Re5 $1 Rxa3 45. Rb5 Kf8 46. h6 gxh6 47. Kf6 (47. Ke6 $142 Ra4 48. f5 (48. Rxb7 Rxa5 49. Rxh7 Kg8 $18) 48... Re4+ 49. Kd6 Rd4+ 50. Kc7 Rxg4 51. Kxb7) 47... Ra4 $2 {[#]} (47... Rc3 48. Rxb7 Rc6+ 49. Kf5 Rc5+ 50. Kf6 Rc6+ 51. Kf5 Rc5+ 52. Ke6 Rxa5 53. Rxh7 Ra6+ 54. Ke5 Rg6) 48. f5 Rxg4 49. Rxb7 {[%cal Rb7b8] White mates.} Ke8 50. a6 {[%cal Ba5a6,Ba6a7][%mdl 32]} Ra4 51. a7 Ra6+ 52. Kg7 {Accuracy: White = 78%, Black = 54%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "5.4"]
[White "Krasenkow, Michal"]
[Black "Faron, Rafal"]
[Result "1-0"]
[ECO "D23"]
[WhiteElo "2605"]
[BlackElo "2224"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,89,27,39,45,61,50,71,41,39,-23,70,-33,-26,-66,-44,-132,-127,-133,-137,-133,33,26,27,47,112,82,181,170,173,129,370,78,401,391,390,382,491,491,527,523,661,655,755,739,700,516,519,303,316,306,274,82,439,452,422,235,235,235,29983,29984,29985,29986,29985,29985,29985,29986,29986,29987,29984,4690]} 1. Nf3 d5 2. d4 Nf6 3. c4 dxc4 4. Qa4+ Nbd7 5. Nc3 c6 6. Qxc4 Nb6 7. Qb3 Bf5 8. g3 e6 9. Bg2 Be7 10. O-O O-O 11. Re1 Ne4 12. a4 {D23: Queen's Gambit Accepted: 3 Nf3 Nf6 sidelines.} Nxc3 13. bxc3 Qd5 14. Qb2 {[#] Threatens to win with a5.White is better.} Be4 $1 15. Bf4 {[#]} (15. Bf1 $14) 15... Bf6 $146 (15... c5 $11) ({Predecessor:} 15... g5 16. Bc7 Nc4 17. Qxb7 Rfe8 18. Red1 Qd7 19. Ne5 Nxe5 20. dxe5 Bd5 21. c4 Rac8 22. cxd5 exd5 23. Qxa7 Rxc7 {0-1 (51) Perrusset,B (1876)-Le Bail,C (2012) La Roche sur Yon 2008}) 16. Bf1 (16. a5 $14 Nc4 {[%mdl 64] Double Attack} 17. Qxb7) 16... c5 $15 17. Bg2 Rac8 18. a5 (18. Qb5 $15) 18... Nc4 $17 19. Qa2 cxd4 20. cxd4 Bxf3 $2 ({Black should play} 20... g5 $17 21. Be5 Be7) 21. Bxf3 $14 Qxd4 22. Bxb7 Rcd8 ({Black should try} 22... Rc5 $14 23. Red1 Qc3) 23. a6 Nb6 (23... e5 $16 {was worth a try.} 24. Rac1 exf4 25. Rxc4 Qe5) 24. Be3 $18 Qd6 25. Rab1 Nd5 $2 (25... Bd4 $16) 26. Rbd1 $2 (26. Bxa7 $18 {Strongly threatening Qc4.} Nc3 27. Qc4 Nxb1 28. Rxb1) 26... Qb8 $2 {[%mdl 8192]} (26... Qb4 $16) 27. Bxd5 exd5 28. Rxd5 Rxd5 29. Qxd5 Rd8 30. Qb7 Qd6 31. Bxa7 h5 32. Be3 Rb8 33. Qa7 h4 34. Bf4 Be5 35. Bxe5 Qxe5 {[%mdl 4096] Endgame KQR-KQR} 36. Qe3 $2 (36. Rc1 $18 {and White stays clearly on top.}) 36... Qd5 $2 {[%mdl 8192]} (36... Qa5 $16 37. Rc1 Qxa6) 37. a7 Ra8 38. Rb1 (38. Qb6 $142) 38... h3 {[%csl Gh3][%cal Rd5g2]} 39. f3 {Rb8+ is the strong threat.} g6 $2 (39... Qa5 $18 40. Rb8+ Kh7) 40. Rb8+ {White mates.} Kg7 41. Qc3+ f6 42. Qc7+ Kh6 43. Qf4+ {[%mdl 64] [#] Double Attack} Kg7 44. Rxa8 Qxa8 45. Qb8 {Accuracy: White = 42%, Black = 39%.} (45. Qc7+ $142 Kf8 46. Qb8+ Qxb8 47. axb8=Q+ Ke7 48. Qc7+ Ke6 49. e4 f5 50. Qc6+ Ke5 51. Kf2) 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "5.5"]
[White "Flak, Pawel"]
[Black "Jakubowski, Krzysztof"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "2157"]
[BlackElo "2481"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,67,16,25,-1,20,0,-2,-3,7,-31,-23,-42,-10,-20,18,7,52,0,3,-75,-34,-74,-2,-58,-28,-42,-24,-44,-25,-24,0,-4,-9,-64,-33,-97,-26,-34,-43,-56,-51,-85,-83,-114,-114,-329,-207,-211,-81,-170,-170,-759]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 Nbd7 9. Bf4 Ne4 10. Nfd2 {E08: Closed Catalan: Main Line: 7 Qc2.} g5 11. Be3 Nd6 12. f3 {The position is equal.} f5 {[#]} 13. c5 $146 ({Predecessor:} 13. Bf2 f4 14. e4 fxe3 15. Bxe3 Nf5 16. Bf2 Bf6 17. Nb3 Nb6 18. c5 Nc4 19. N1d2 {0-1 (35) Erigaisi,A (2531)-Sivuk,V (2546) Astana 2019}) 13... Nf7 14. f4 Nf6 15. Nf3 h6 16. Ne5 Kh7 17. Nxf7 Rxf7 18. Bc1 (18. fxg5 $11 Ng4 19. g6+ Kxg6 20. Bd2) 18... Qg8 19. Kh1 Nh5 (19... g4 $17) 20. Bf3 (20. e3 $11) 20... Qg6 (20... g4 $5 21. Bg2 $8 Qe8 $11) 21. e3 Bd7 22. Nc3 Rg8 23. Bd2 gxf4 24. exf4 Rfg7 {Strongly threatening ...Nxg3+!} 25. Be1 (25. Rg1 $11) 25... Nf6 (25... Nxf4 $5 26. Bd2 Nh3 $15) 26. Qe2 (26. Rf2 $15) 26... Ne4 (26... h5 $1 $17) 27. Bh5 Qf6 28. Rd1 Be8 29. Bf3 Qg6 30. Rg1 h5 31. Nxe4 $2 (31. Qe3 $17 {was worth a try.}) 31... fxe4 32. Bg2 {[#]} Qh6 (32... Qf5 $1 $19 33. Qe3 {[#]} h4 $1 {[%mdl 512]}) 33. Bh3 (33. h4 $17 {was necessary.}) 33... h4 $19 {...hxg3 is the strong threat.} 34. Qg2 $2 {Accuracy: White = 44%, Black = 52%.} (34. g4 Qxf4 35. Bd2 Qf3+ 36. Qxf3 exf3 37. Rge1) 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "5.6"]
[White "Golubka, Petro"]
[Black "Szczurek, Krzysztof"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2488"]
[BlackElo "2091"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,101,6,18,12,16,14,15,-12,23,15,1,-25,0,-6,1,0,13,3,0,0,15,0,0,-19,-15,-37,-21,-55,-54,-37,23,16,15,17,12,14,19,10,0,0,0,-51,-6,-6,0,0,0,0,0,0,0,-6,0,0,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d5 4. Nd2 Nxd2 5. Qxd2 e6 6. Nf3 {A45: Trompowsky Attack.} Bd6 7. Bxd6 {[#]} cxd6 $146 ({Predecessor:} 7... Qxd6 8. e3 O-O 9. c4 c6 10. Bd3 Nd7 11. O-O b6 12. Rac1 Bb7 13. Rfd1 f5 14. b4 a5 15. c5 Qe7 16. Rb1 axb4 17. Rxb4 {0-1 (58) Bogut,Z (2386)-Nemeth,M (2488) Mali Losinj 2019}) 8. h4 Nc6 9. h5 h6 10. c3 Bd7 11. e3 Qf6 12. Bd3 O-O-O 13. e4 dxe4 14. Bxe4 d5 15. Bd3 e5 16. Bb5 {White wants to play Bxc6.} e4 17. Ng1 Kb8 18. Bxc6 Bxc6 19. Ne2 Rde8 (19... g5 $15) 20. Qf4+ $11 Qxf4 21. Nxf4 Kc7 22. Kd2 Kd6 23. Ke3 b5 24. a3 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 25. b4 (25. Rhg1 $11) 25... a4 26. Rh3 {The position is equal.} Rc8 {White must now prevent ...Bd7.} 27. Rg3 Rhg8 28. Kd2 Bd7 29. Rh1 Rce8 30. Ne2 Ref8 31. Rh4 f5 32. Rg6+ Rf6 33. Rxf6+ gxf6 {[%mdl 4096] Endgame KRB-KRN} 34. Nf4 Be8 35. Rh3 Rg4 36. Ke3 Rg5 37. Rh2 Bf7 38. g3 Rg8 39. Rh4 Rg5 40. Nh3 Rxh5 41. Nf4 Rxh4 42. gxh4 {KB-KN} h5 43. Ne2 Ke6 44. Kf4 Be8 45. Ng3 Bg6 46. Nf1 Bf7 47. Ne3 Bg6 48. Kg3 Be8 49. Ng2 Kd6 50. Nf4 Bf7 51. Kg2 {Accuracy: White = 90%, Black = 92%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "5.7"]
[White "Walter, Szymon"]
[Black "Klekowski, Maciej"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2227"]
[BlackElo "2511"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,98,19,0,0,0,16,0,0,0,16,13,25,0,0,-28,-28,-24,17,-26,-1,-22,26,-33,-13,-66,-7,-228,-234,-223,-201,-207,-207,-200,-112,-197,-209,-180,0,0,0,0,366,343,844,818,918,903,745,585,617,614,933,906,4782,766,915,575,492,354,419,338,267,0,62,94,145,126,195,199,12838,352,12846,12847,29997,12846,29996,12840,12839,66,85,0,0,0,0,0,0]} 1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 Nd4 6. O-O Nxb5 7. Nxb5 Nf6 8. d3 O-O {B23: Closed Sicilian: Lines without g3.} 9. Qe1 d5 10. Nc3 Bg4 11. Ne5 dxe4 12. dxe4 {[#]} Be6 $146 ({Predecessor:} 12... Bd7 13. Qh4 Qc8 14. f5 c4 15. Kh1 Qc5 16. Nd5 Rfd8 17. Be3 Qd6 18. Nxc4 Qa6 19. Nxe7+ Kf8 20. e5 Kxe7 21. exf6+ Bxf6 22. Bc5+ Ke8 23. Rae1+ {1-0 (23) Hrabusa,M (2319)-Plasek,Z (2051) Prague 2014}) 13. Be3 Qc7 14. Qf2 Rac8 15. h3 Rfd8 16. Rad1 Rxd1 17. Rxd1 a6 18. g4 (18. Nf3 $11) 18... b5 (18... g5 $5) 19. f5 ({White should play} 19. Qf3 $11) 19... Qxe5 (19... Nxe4 $15 20. Nxe4 gxf5 21. gxf5 Qxe5 {[%mdl 64] Double Attack} 22. fxe6 Qxe4 23. exf7+ Kf8) 20. fxe6 $2 (20. Bf4 $1 $11 {and White stays safe.} Nxe4 21. Qh2 Qd4+ 22. Rxd4 Bxd4+ 23. Kh1 gxf5 24. gxf5 Nf2+ 25. Kg2 Bxf5 {[%mdl 64] Double Attack} 26. Qg3+ Kf8 27. Be3) 20... Qxe6 $19 21. Qf3 b4 22. Nd5 Nxe4 23. Nf4 Qc4 (23... Ng5 $1 $19 {[%cal Rg5f3]} 24. Nxe6 Nxf3+ 25. Kf2 fxe6 26. Kxf3 Bxb2) 24. b3 (24. Nd5 $17 {was worth a try.} Re8 25. c3) 24... Qxc2 {Hoping for ...Bd4.} 25. Rc1 Qxa2 $2 (25... Nd2 $19 26. Rxc2 Nxf3+ 27. Kf2 Nd4) 26. Qxe4 $11 Qxb3 27. Nd5 $1 $36 {[%cal Rd5e7][%mdl 2048] White has the initiative.} Re8 $2 {[%mdl 8192]} (27... Kh8 $11 {and Black is okay.}) 28. Nxe7+ $18 Kh8 $2 {[#]} (28... Kf8) 29. Nxg6+ $1 {[%mdl 576] Discovered Attack} hxg6 (29... fxg6 30. Qxe8+) 30. Qxe8+ Kh7 31. Qe4 Bc3 32. Bxc5 Qb2 33. Rf1 Qb3 34. Qf3 Kg8 35. Bf2 Qc4 36. Bg3 b3 37. Qa8+ Kg7 38. Qf3 $2 (38. Qb8 $18 Bd4+ 39. Bf2) 38... b2 (38... Kg8 $1 $11) 39. h4 {Strongly threatening h5.} a5 ({Black should try} 39... Bd4+ 40. Kh1 Kg8) 40. h5 {Black must now prevent hxg6.} gxh5 (40... Bd4+ $16 {was called for.} 41. Kh1 Qe6 42. hxg6 Qxg6) 41. gxh5 Qb3 $2 {[#]} (41... a4) 42. h6+ $2 (42. Be5+ $1 {[%mdl 512]} Kf8 (42... Bxe5 43. Qxb3) 43. Qa8+ Ke7 44. Qe4 Bxe5 45. Qxe5+ {[%mdl 64] Double Attack} Qe6 46. Qxe6+ fxe6 47. h6) 42... Kh8 $2 {[#]} (42... Kxh6 43. Bf4+ Kh7) 43. Be5+ $1 {[%mdl 576] Double Attack, Pin} Kg8 (43... Bxe5 44. Qxb3) 44. Bxc3 (44. Qg4+ $142 Kf8 45. Bd6+ Ke8 46. Qc8#) 44... b1=Q {[#]} 45. Rxb1 (45. h7+ $142 $1 {[%mdl 512]} Kf8 (45... Qxh7 46. Qa8+) 46. h8=Q+ Ke7 47. Qff6+ Kd7 48. Qhd8#) 45... Qxb1+ 46. Kg2 $2 ({White must play} 46. Kh2 $18 Qc2+ 47. Kh3) 46... Qg6+ $14 47. Qg3 (47. Kf2 $16 {Qa8+ would kill now.} Kh7 48. Bd2) 47... Kh7 {The position is equal.} 48. Qxg6+ Kxg6 49. Bxa5 {Threatens to win with Bd2.} Kxh6 {Accuracy: White = 40%, Black = 39%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "5.8"]
[White "Nasuta, Grzegorz"]
[Black "Tsatsalashvili, Keti"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2553"]
[BlackElo "2246"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,67,0,0,10,2,0,16,14,172,163,137,97,155,144,465,472,450,401,419,401,425,389,422,388,646,631,619,628,809,840,800,762,870,850,868,854,1123,1086,29984,29985,29985,29986,29990,29987,29991,29992,29992,29990,29990,29991,29991,29992,29991,29985]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 h6 7. h4 c5 8. h5 Bh7 $1 9. Be3 {B12: Caro-Kann: Advance Variation.} Nd7 10. f4 a6 {[#]} 11. f5 $146 {The position is equal.} ({Predecessor:} 11. Qd2 c4 12. Ng3 Be7 13. Bh3 Bh4 14. Kf2 Ne7 15. Kg2 Bxg3 16. Kxg3 Be4 17. Nxe4 dxe4 {½-½ (35) Iliev,D (2144)-Tsyntsarski,B (1737) Sofia 2012}) 11... c4 $2 (11... Be7 $11) 12. Nf4 $18 Qb6 13. Qd2 Be7 (13... Bb4 $142) 14. O-O-O Bg5 $2 {[%mdl 8192] [#]} (14... Bb4 $16) 15. Nfxd5 $1 {[%mdl 512]} exd5 16. Nxd5 Bxe3 17. Qxe3 Qa5 18. Bxc4 Nb6 19. Nc7+ Kd8 $2 (19... Kf8) 20. Nxa8 Nxc4 21. Qb3 $1 {[%csl LRb7,LRc4]} Qd5 22. Nb6 Nxb6 23. Qxb6+ Kc8 24. Rh3 Ne7 25. Rc3+ Nc6 26. Rc5 Qxa2 27. d5 {[%mdl 64] [#] Pin. White mates.} Rd8 28. Rd3 Qa1+ 29. Kd2 Qf1 30. Rxc6+ bxc6 31. Qxc6+ Kb8 32. Rb3+ Qb5 33. Rxb5+ axb5 34. d6 {Accuracy: White = 94%, Black = 34%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "5.9"]
[White "Socko, Bartosz"]
[Black "Wiecek, Pawel"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2601"]
[BlackElo "1893"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,57,29,0,0,-3,17,3,17,12,6,10,50,40,45,1,48,48,145,136,140,144,157,150,146,61,72,59,100,92,102,100,89,109,99,93,253,167,150,166,378,330,331,329,325,325,315,308,692,646]} 1. g3 d5 2. Bg2 Nf6 3. Nf3 Nc6 4. d4 Bf5 5. O-O e6 6. a3 (6. c4 $5) 6... Be7 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} 7. Nbd2 O-O 8. c4 h6 {The position is equal.} 9. b4 Ne4 10. Bb2 {[#]} a6 $146 ({Predecessor:} 10... Nxd2 11. Nxd2 Bf6 12. e4 dxe4 13. Nxe4 Bxd4 14. Bxd4 Qxd4 15. Qxd4 Nxd4 16. Nc5 b6 17. Bxa8 bxc5 {1-0 (60) Kries,Y (1782)-Chalabi,M (1670) Luxembourg 2013}) 11. Rc1 Bh7 12. Qb3 Bf6 13. Rfd1 Qe7 ({Black should play} 13... Nxd2 $14 14. Rxd2 Be4) 14. cxd5 $16 exd5 15. Qxd5 Rfd8 16. Qc4 Nd6 {[#]} 17. Qc5 (17. Qa2 $1 $16) 17... Qxe2 $14 18. Re1 Qb5 19. Ne5 {[%cal Re5c6]} Bxe5 20. dxe5 Qxc5 21. Rxc5 Nb5 22. Bxc6 Rxd2 $2 {Loses the game.} (22... bxc6 $16 23. Nc4 Rd3) 23. Bc1 Ra2 24. Bxb7 Ra7 $2 (24... Rd8 {is a better defense.} 25. Kg2 (25. Bxa6 Nd4 $18) 25... Bf5) 25. Bd5 Ra1 26. e6 fxe6 27. Rxe6 {[%cal Re6e8] [#]} ({But not} 27. Bxe6+ Kf8 $18) 27... Kf8 {and the idea ...Nd4 leaves Black hopeful.} 28. Re3 Nxa3 $2 (28... Nd4 29. Kg2 c6) 29. Rxa3 {Accuracy: White = 71%, Black = 44%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "5.10"]
[White "Socko, Monika"]
[Black "Seemann, Jakub"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2289"]
[BlackElo "2339"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,94,37,33,39,40,40,19,36,38,46,44,46,0,0,-30,-29,-49,88,93,90,-101,39,-7,84,-50,104,-60,-51,-61,0,0,24,11,25,0,0,0,26,23,76,55,32,34,22,10,205,0,11,0,0,0,0,-47,0,0,0,0,0,-33,0,0,0,0,0,0,0,0,0,0,29997,29998,29998,29999,29999]} 1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. cxd5 cxd5 5. Bf4 Nc6 6. e3 a6 7. Bd3 e6 8. Rc1 Bd6 9. Bxd6 Qxd6 10. f4 O-O 11. Nf3 b5 12. O-O Bb7 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3.} 13. Ne5 Rac8 14. Bb1 Nd7 {[#] The position is equal.} 15. Nxd7 $146 ({Predecessor:} 15. Qh5 f5 16. g4 Nf6 17. Qh4 Ne4 18. gxf5 exf5 19. Kh1 Rf6 20. Qe1 Ne7 21. Rg1 {1-0 (44) Krutti,V (2415)-Saller,I Hajduszoboszlo 1995}) 15... Qxd7 16. f5 e5 17. dxe5 Nxe5 18. f6 g6 19. Qd4 Ng4 (19... Qe6 $15 {keeps the upper hand.}) 20. h3 $16 Rc4 21. Qb6 $2 {[#]} (21. Qd2 $1 $16 {is necessary to keep the advantage.} b4 22. Ne2 Rxc1 23. Nxc1) 21... Ne5 (21... d4 $1 $17 22. hxg4 dxc3) 22. Rcd1 (22. b3 $5 {[%cal Rb3c4]} Rc6 23. Qd4 $14) 22... Rd8 {[#]} (22... Re8 $11 {remains equal.}) 23. Ne2 (23. Be4 $1 $16 {[%mdl 512]} Rc6 (23... Rxe4 24. Nxe4) 24. Qd4 dxe4 25. Qxe5) 23... d4 $2 (23... Qd6 $15 {stays ahead.} 24. Qxd6 (24. Qxb7 $2 Rc7 $19) 24... Rxd6) 24. Rxd4 $2 ({Of course not} 24. exd4 $6 Rc6 $11) (24. Nxd4 $16 Rf8 25. Nf5) 24... Rxd4 $15 25. Qxd4 Qxd4 (25... Qe8 $15 26. Qc5 Nc4) 26. exd4 $11 Nc6 27. Rd1 $36 {[%mdl 2048] Black is under pressure.} Nb4 28. Kf2 Nd5 29. Be4 Rd7 30. Bxd5 Bxd5 {[%mdl 4096] Endgame KRB-KRN} (30... Rxd5 $11 {keeps the balance.} 31. g4 g5) 31. g4 Bxa2 32. Ra1 Bc4 $1 33. Rxa6 {White threatens Ra8+ and mate.} h5 $2 (33... h6 $1 $11) 34. gxh5 $2 (34. Ra8+ $18 Kh7 35. g5) 34... gxh5 35. Ra8+ Kh7 36. Nf4 {Threatens to win with Ke3.} Rxd4 37. Nxh5 Rd2+ 38. Ke3 Rxb2 39. Nf4 b4 40. Rc8 Ba2 (40... Rc2 $5 {[%cal Rb4b3]} 41. Rb8 b3 $11) 41. Rb8 b3 42. Rb7 Kg8 43. Rb8+ Kh7 44. Rf8 Rh2 {White must now prevent ...b2.} 45. Rxf7+ Kg8 $2 {[%mdl 8192]} (45... Kh6 $11 46. Rg7 b2 47. Rg6+ Kh7 48. Rg7+ Kh6 49. Rg6+ Kh7 50. Rg7+ Kh6) 46. Rg7+ {White mates.} Kf8 47. Ne6+ Ke8 48. Re7# {Accuracy: White = 56%, Black = 48%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "6.1"]
[White "Piorun, Kacper"]
[Black "Janik, Igor"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2596"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,70,14,2,8,7,8,7,15,17,13,-15,-12,-24,-21,-189,-127,-132,-124,-120,-105,-108,-113,-241,-177,-233,-174,-216,-220,-207,-204,-191,-123,-220,-136,-136,-136,-157,-136,-136,-142,-222,-198,-180,-165,-165,-107,-254,-251,-1410,-1411,-1356,-1352,-1308,-1305]} 1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. b3 b6 5. Bb2 Bb7 6. Nbd2 Be7 7. Bd3 O-O 8. O-O d6 9. c4 cxd4 10. Nxd4 Nbd7 {[%cal Bb8d7,Bd7c5,Bc5d3][%mdl 32] A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems.} 11. Qe2 Rc8 12. Rac1 {[#]} a6 $146 {The position is equal.} ({Predecessor:} 12... Re8 13. Rfd1 Qc7 14. N2f3 Qb8 15. Bb1 Bf8 16. Nb5 a6 17. Nc3 Qa8 18. Na4 Ne4 {0-1 (88) Misic,D (2294)-Djokic,N (2401) Vrnjacka Banja 2012}) 13. Rfd1 Rc7 14. f4 Qa8 15. e4 Nc5 16. e5 $2 (16. Re1 $1 $11 {and White stays safe.}) 16... dxe5 (16... Nxd3 $19 17. Qxd3 dxe5 18. fxe5 Ne4 19. Nxe4 Bxe4) 17. fxe5 $17 Nxd3 18. Qxd3 Ne4 19. Nxe4 Bxe4 20. Qe3 (20. Qe2 $17) 20... Rd8 21. Nf3 (21. Rd2 $142) 21... Rcd7 22. Rxd7 Rxd7 23. Qe2 Bc5+ 24. Kh1 Rd3 (24... Bxf3 $1 $19 25. Qxf3 Qxf3 26. gxf3 Rd2) 25. Ng5 (25. Rc3 $17 Rd7 26. h3) 25... Bg6 {...Qd8 is the strong threat.} 26. Rd1 Rxd1+ $1 27. Qxd1 h6 28. Nf3 Qe4 $40 {[%mdl 128] Black attacks with force.} 29. h3 {[#]} (29. Bd4 $17 {was worth a try.}) 29... Bh5 $1 $19 30. g4 Bg6 31. Kg2 a5 (31... h5 $19 32. Kg3 Be3) 32. Kg3 {[#]} (32. Bd4 $17) 32... Be3 $1 {Strongly threatening ...Qf4+.} 33. Bc1 $2 (33. Bd4 Qf4+ 34. Kg2) 33... Qf4+ $1 {Black is clearly winning.} 34. Kg2 Bxc1 35. Qd8+ Kh7 {Accuracy: White = 42%, Black = 65%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "6.2"]
[White "Miton, Kamil"]
[Black "Nasuta, Grzegorz"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2590"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,43,2,20,18,16,0,0,0,0,0,0,-14,0,0,163,160,164,158,154,159,156,161,1095,1074]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O dxc4 9. Bxc4 b5 10. Be2 Bb7 11. e4 e5 12. dxe5 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran.} Nxe5 {[%cal Bd7e5,Be5g4,Bg4f2][%mdl 32]} 13. Nd4 {13.Nh4 is the hot move.} Neg4 $1 14. g3 {The position is equal.} Bc5 15. Nf5 Re8 16. Kg2 $5 {[%mdl 4] [#] An interesting side line.} Nxf2 $146 ({Predecessor:} 16... g6 17. f3 Ne5 18. Nh6+ Kg7 19. Bg5 Be7 20. Rad1 Qb6 21. h4 Nc4 22. Bxc4 bxc4 23. Qe2 Nd5 24. Ng4 h5 25. exd5 Bxg5 26. Ne5 cxd5 27. Nxd5 Qe6 28. Qxc4 {0-1 (28) Nezad,H (2422)-Harika,D (2511) Caleta 2016}) 17. Bg5 b4 $2 ({Reject} 17... N2xe4 $6 18. Nxe4 Rxe4 19. Bxf6 $16) (17... Bc8 $11) 18. Na4 $18 N2xe4 {[#]} 19. Bxf6 $1 {[%mdl 64] Overworked Piece} Qxf6 {[#]} 20. Bd3 $1 Bf8 ({Wrong is} 20... b3 $2 21. axb3 Rad8 22. Bxe4) 21. Bxe4 g6 $2 {[#]} (21... Rad8) 22. Nh6+ $1 {[%mdl 576] Discovered Attack. White took control after the opening. Accuracy: White = 100%, Black = 66%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "6.3"]
[White "Jakubowski, Krzysztof"]
[Black "Krasenkow, Michal"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2481"]
[BlackElo "2605"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,65,20,29,12,11,12,10,9,10,13,31,0,43,18,58,56,55,53,70,65,71,78,109,106,123,110,158,120,172,131,131,102,121,75,74,51,112,105,130,118,351,340,933,906,994,995,991,987,968,941,1133,1070,1054,928,29989,938,797,559]} 1. d4 d6 2. e4 Nf6 3. f3 d5 4. e5 Nfd7 5. c3 c5 6. Be3 {B07: Pirc Defence: Miscellaneous Systems.} Nc6 7. f4 cxd4 8. cxd4 {The position is equal.} Nb6 9. Nc3 g6 {[#]} 10. Rc1 $146 ({Predecessor:} 10. Be2 h5 11. Nf3 Bg4 12. Nd2 Bxe2 13. Qxe2 e6 14. O-O a6 15. Rac1 Rc8 16. Kh1 {1-0 (65) Jordanova,S (2137)-Voicu Jagodzinsky,C (2303) Albena 2011}) 10... Bg7 11. b3 O-O 12. h3 f6 13. Nf3 Be6 14. Be2 Qd7 15. O-O Rf7 16. Qd2 Bh6 17. Bb5 Raf8 18. Ne2 Bf5 (18... Rc8 $16 {was necessary.}) 19. Bxc6 bxc6 20. Qc3 Rc8 21. Qa5 Be4 22. Rc3 Bxf3 ({Black should try} 22... Qb7 $14) 23. Rxf3 $16 fxe5 24. dxe5 g5 $2 {This move loses the game for Black.} (24... d4 $16 25. Nxd4 e6) 25. f5 $18 {e6 is the strong threat.} ({Less strong is} 25. fxg5 Bg7 $16) 25... Rxf5 $2 (25... Rff8 26. Qc5 Qd8) 26. e6 Qxe6 27. Nd4 {[%mdl 64] Double Attack} Rxf3 28. Nxe6 Rf6 29. Nxg5 d4 30. Bxd4 {[%mdl 64] Double Attack} Rg6 31. h4 Nd5 {[#]} 32. Qxd5+ (32. Rxc6 $142 $3 {[%mdl 512]} Rgxc6 (32... Rcxc6 33. Qd8+) 33. Qxd5+ e6 34. Qe5 Rc1+ {[#]} 35. Kh2 $1 {[%mdl 512]} Rh1+ 36. Kg3 $1 {[%mdl 512]} Rc3+ 37. Bxc3) 32... cxd5 33. Rxc8+ {Accuracy: White = 80%, Black = 47%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "6.4"]
[White "Socko, Bartosz"]
[Black "Teclaf, Pawel"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2601"]
[BlackElo "2464"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,84,26,39,33,50,30,43,38,45,23,20,44,35,36,41,24,69,63,62,36,48,33,45,0,0,0,16,6,5,0,0,-10,-18,-26,-22,-29,-18,-18,-18,-18,-18,-18,-18,-19,-18,-18,-18,-18,-18,-18,-18,-18,-18,-18,-18,-18,-18,-18,-17,-17,0,0,0,0,0,0,0,-12843,-12843,-12843,-12844,-12844,-12845,-12845,-12846,-12846,-12847]} 1. g3 h5 2. Nf3 e6 3. Bg2 Be7 4. d4 h4 5. O-O d5 {[#]} 6. c4 $146 {A00: Irregular Openings.} ({Predecessor:} 6. Ne5 Nc6 7. e4 hxg3 8. hxg3 Nxe5 9. dxe5 c6 10. Be3 Qc7 11. Re1 Qxe5 12. exd5 exd5 13. Bxa7 {0-1 (21) Gislason,G (2322)-Thorfinnsson,B (2385) Reykjavik 2014}) 6... hxg3 7. hxg3 Nd7 8. Nc3 {White is slightly better.} c6 9. cxd5 exd5 10. e4 dxe4 11. Nxe4 Ngf6 12. Neg5 Ng4 13. Re1 Ndf6 14. Ne5 Nxe5 15. Rxe5 O-O 16. Qd3 Bd6 17. Re1 g6 18. Bd2 Bf5 $132 {[%mdl 2048] Black puts up resistance} 19. Qb3 Qb6 20. Qxb6 axb6 21. a3 Rfe8 22. Bf3 b5 23. Rxe8+ Rxe8 24. Re1 Rxe1+ 25. Bxe1 Bc2 26. Bc3 Bb3 27. Ne4 Nxe4 28. Bxe4 $11 {[%mdl 4096] Endgame KBB-KBB} Kf8 29. Kg2 Ke7 30. Kf3 f5 31. Bd3 Bd5+ 32. Ke2 Kf6 33. f4 $1 g5 34. Bd2 gxf4 35. Bxf4 Bxf4 36. gxf4 Be4 37. Bxe4 fxe4 {KP-KP} 38. Ke3 $2 {[%mdl 8192]} (38. Kd2 $11) 38... Kf5 $19 {Black is clearly winning.} 39. b3 {[#]} b4 $1 {[%cal Rb4a3][%mdl 512]} 40. a4 (40. axb4 b5) 40... b6 41. d5 cxd5 {( -> ...Kg4)} 42. Kd4 Kxf4 {Accuracy: White = 93%, Black = 96%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "6.5"]
[White "Krasenkova, Ilena"]
[Black "Golubka, Petro"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2178"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,36,40,62,52,66,59,61,56,56,69,54,60,56,0,95,0,32,0,40,40,40,0,0,-85,0,-80,8,-24,58]} 1. d4 b6 2. c4 Bb7 3. Nc3 e6 4. e4 Bb4 5. Bd3 Nc6 6. Nge2 {A40: Unusual replies to 1 d4.} Nge7 7. O-O Bxc3 8. bxc3 {White is slightly better.} Na5 {[#]} 9. f4 $146 ({Predecessor:} 9. Ng3 O-O 10. e5 d5 11. c5 Nc4 12. Nh5 Ng6 13. cxb6 axb6 14. g3 Ba6 15. Re1 {1-0 (39) Tishin,D (2316)-Belikov,V (2552) Alushta 2006}) 9... f5 10. Ng3 {[%cal Re4f5]} O-O 11. d5 ({Better is} 11. Qc2 $14) 11... c5 {[#]} (11... fxe4 $11 12. Nxe4 exd5 13. cxd5 Nxd5) 12. Qh5 (12. d6 $1 $16 {[%cal Rd6e7]} Nec6 13. exf5 exf5 14. Bxf5 (14. Nxf5 Qf6 $14)) 12... Qe8 13. Qe2 (13. Qd1 {keeps more tension.} Ba6 14. d6 Nc8 15. e5 Bxc4 16. Bxc4 Nxc4 17. Qe2) 13... Rd8 {[%cal Re6d5]} 14. d6 Ng6 15. exf5 exf5 {aiming for ...Qxe2.} 16. Qxe8 (16. Qc2 $11) 16... Rfxe8 (16... Rdxe8 $17 17. Bxf5 Bc6) 17. Bxf5 (17. Nxf5 $11 {keeps the balance.} Ba6 18. Ne3) 17... Ba6 (17... Nxc4 $17 18. Bc2 Nxd6) 18. Bd3 Re6 {[%mdl 32768] Accuracy: White = 35%, Black = 55%. . Loss on time!?} (18... Bxc4 $11 19. Bxc4+ Nxc4) 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "6.6"]
[White "Klekowski, Maciej"]
[Black "Krol, Rafal"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2511"]
[BlackElo "1987"]
[Annotator "TA"]
[PlyCount "35"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,35,13,16,18,8,43,43,39,27,70,72,75,53,47,41,41,25,31,12,33,-27,-27,-31]} 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 Bb4 5. e3 O-O 6. Bd2 c5 7. a3 Bxc3 8. Bxc3 cxd4 {E51: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5.} 9. Nxd4 {[#] 9.Bxd4 is not played anymore.} e5 $146 ({Predecessor:} 9... Ne4 10. Rc1 Nxc3 11. Rxc3 dxc4 12. Bxc4 Bd7 13. O-O Nc6 14. Nf3 Qe7 15. Qc2 Rfd8 16. Bd3 h6 17. Rc1 Qf6 18. Bh7+ Kh8 19. Be4 {1-0 (47) Rakhmanov,A (2627)-Goganov,A (2576) Ankara 2018}) 10. Nf3 e4 {White is slightly better.} 11. Nd4 Nc6 12. Nxc6 bxc6 13. Be2 Be6 14. cxd5 Nxd5 15. Bd4 Rc8 16. b4 a5 17. Qd2 (17. O-O $14) 17... axb4 $11 18. axb4 {[%mdl 32768] Accuracy: White = 86%, Black = 73%. . Loss on time!?} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "6.7"]
[White "Redzisz, Michal"]
[Black "Sadzikowski, Daniel"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2164"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,86,22,-6,-6,-5,7,8,0,6,7,12,56,0,17,7,9,0,0,0,0,2,33,0,0,0,0,-14,0,-54,-64,-169,-166,-175,-143,-178,-25,-26,-20,-94,-70,-69,-29,-91,-95,-133,-114,-175,-164,-240,-220,-271,-271,-295,-269,-307,-317,-307,-298,-395,-366,-354,-353,-381,-383,-451,-437,-402,-397,-683,-672]} 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Nf3 d5 6. Bg2 O-O 7. O-O Nbd7 8. Qc2 Ne4 9. Bf4 {The main line 9.Bf4 scores better than 9.Nc3.} c6 10. Nbd2 g5 {E08: Closed Catalan: Main Line: 7 Qc2.} 11. Be3 f5 12. Nxe4 dxe4 {The position is equal.} 13. Ne5 Nxe5 14. dxe5 {[#]} c5 $146 ({Predecessor:} 14... Qc7 15. Qc3 c5 16. Rad1 Bd7 17. Qc1 h6 18. h4 Bc6 19. hxg5 Qxe5 20. gxh6 Kh7 {0-1 (67) Kucuksari,K (2286)-Jacobsen,M (2269) Gothenburg 2019}) 15. f4 (15. Qc1 $14) 15... exf3 16. exf3 f4 17. Bf2 Bd7 18. Rad1 Qe8 19. Bh3 Kh8 20. Rd2 (20. Qd3 $5 {[%cal Rd3d7]} Ba4 21. Bxe6 $14) 20... Rd8 21. Rfd1 fxg3 22. Bxg3 Rxf3 23. Qe4 (23. Bg2 $1 $11 Rf7 24. Bf2 (24. Bxb7 Ba4 $14)) 23... Bc6 $15 24. Qg4 (24. Rxd8 $15 Bxd8 25. Qg4) 24... Rxd2 $19 25. Rxd2 Rf5 {[#] Hoping for ...Bf3.} 26. Rf2 Rxf2 $2 ({Black should try} 26... h5 $19 27. Qd1 Rxf2 28. Bxf2 g4) 27. Bxf2 $11 Bd7 28. Qe4 (28. Qf3 $1 $11) 28... Qc8 29. Be3 Kg7 30. Qg2 {[#]} (30. Bf1 $11 {keeps the balance.}) 30... h6 $1 $17 31. Qf2 b6 32. Bf1 (32. Qe2 $17 {is a better defense.}) 32... Be8 33. Bg2 (33. h4 {was necessary.}) 33... Bg6 34. Qd2 Qd8 35. Qc1 Qd3 36. h4 Qf5 ({Much less strong is} 36... gxh4 37. Bxh6+ Kf7 38. Be3 $19) 37. hxg5 Bxg5 ({Don't take} 37... hxg5 38. Qc3 $19) 38. Qd2 Qxe5 39. Qd7+ Bf7 40. Bf2 Be3 41. Bxe3 Qxe3+ 42. Kh2 Qe5+ 43. Kg1 $2 (43. Kh3) 43... Qd4+ {Accuracy: White = 34%, Black = 82%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "6.8"]
[White "Turski, Bartlomiej"]
[Black "Socko, Monika"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1985"]
[BlackElo "2289"]
[Annotator "TA"]
[PlyCount "141"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,141,32,19,29,37,48,60,61,52,58,50,48,36,34,32,40,26,52,50,94,95,85,83,76,39,32,29,38,8,14,-4,-8,-25,-16,-17,-11,-7,-9,-17,5,-22,-41,-37,-12,-12,-7,-15,-10,-26,0,-4,0,-17,14,0,0,-19,-10,-28,-8,-31,-38,-77,-75,-133,-142,-205,-207,-313,-156,-264,-175,-356,-174,-160,-145,-170,-123,-127,-98,-99,156,133,234,212,564,-189,-164,-415,-410,-369,-322,-316,-311,-295,0,-185,29999,-420,-418,-400,-400,-337,-117,-125,0,-186,-270,-246,-250,-1054,-1038,-12828,-4802,-1237,-1446,-677,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 g6 6. h3 {[#]} Bh6 $146 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} ({Predecessor:} 6... Bf5 7. Bxf5 gxf5 8. Ne2 e6 9. Nd2 Nge7 10. Nf3 Ng6 11. h4 Bd6 12. h5 Nge7 13. Bf4 Rg8 14. g3 {1-0 (33) Kovalev,V (2639)-Michalik,P (2557) Katowice 2017}) 7. Nf3 Bg7 8. O-O Nh6 {White is slightly better.} 9. Bf4 O-O 10. Qd2 Nf5 11. Re1 Nd6 12. Qd1 Bf5 13. Bf1 Ne4 14. Nbd2 Rc8 15. Nxe4 Bxe4 16. Nd2 Bf5 17. Qb3 Qd7 18. Bb5 a6 19. Bxc6 (19. Be2 {feels hotter.} Bf6 20. Bf3 e6 21. Qd1 g5 22. Bg3) 19... Rxc6 20. Nf3 f6 21. Re2 Re8 22. Rae1 Re6 23. Rxe6 Bxe6 24. Qb6 Bf7 25. Qc7 Qxc7 26. Bxc7 Kf8 27. Bb6 e6 28. Bc5+ Kg8 29. a4 h6 30. a5 Rc8 31. Kf1 Rc6 32. Ke2 Be8 33. Kd2 Kf7 34. Kd3 Bd7 35. Kd2 Rc8 36. Re3 {[#]} e5 $1 {[%mdl 512]} 37. Bb6 (37. Nh2 $142) (37. dxe5 Rxc5) 37... e4 $17 38. Ne1 (38. Ng1 $17) 38... h5 $19 39. Kc2 (39. f3 {was called for.}) 39... Bb5 (39... Bh6 $19 40. Kd2 Bxe3+ 41. Kxe3 Bb5) 40. g3 (40. h4 $17) 40... Bh6 41. f4 $2 (41. Ng2 {was forced.}) 41... exf3 (41... Bf1 $142 {Strongly threatening ...g5.} 42. Kd1 h4) 42. Rxf3 Re8 43. Nd3 Re2+ 44. Kb3 Bc4+ 45. Ka3 Be3 $2 {[%mdl 8192]} (45... Bxd3 $17 {and life is bright.} 46. Rxd3 Ke6) 46. Ne5+ $1 $16 Ke6 (46... Kg7 $16 47. Nxc4 dxc4) 47. Nxc4 $18 ({Not} 47. Nxg6 Bc1 $14) 47... dxc4 $2 {[%mdl 4096] Endgame [#] KRB-KRB} (47... Bc1 {is tougher.}) 48. Bd8 $4 {[%mdl 8192]} (48. Rxe3+ $1 $18 {[%mdl 512] avoids the disaster.} Rxe3 49. d5+ $1 {[%mdl 576] Discovered Attack} Kxd5 50. Bxe3) 48... f5 $19 49. Kb4 $2 (49. Rf1) 49... Kd5 50. b3 Ke4 51. Rf1 cxb3 52. Kxb3 {[#]} Bd2 $2 (52... h4 $1 $19 {[%mdl 512]} 53. gxh4 (53. Bxh4 g5) 53... f4) 53. Kc4 $2 {[#]} (53. Rd1 $1 $11) 53... Re3 $4 {[%mdl 8192]} (53... h4 $1 $19 {[%mdl 512]} 54. Bxh4 g5 55. Bxg5 Bxg5) 54. Kc5 $4 {[%mdl 8192]} (54. Rf4#) 54... Rxc3+ 55. Kb6 Rb3+ 56. Ka7 {intending Rd1.} Be3 $2 ({Less strong is} 56... Rxg3 57. Kxb7 Rxh3 58. Kxa6 $19) (56... Kxd4 $2 57. Bb6+ Ke4 58. Rd1 $19) (56... Rb5 $19 {and Black stays clearly on top.} 57. Ra1 Bc3) 57. Bb6 $17 {[#]} g5 (57... h4 $1 $17 {[%cal Rh4g3]} 58. gxh4 f4) 58. Re1 $2 (58. Kxb7 $11 {and White stays safe.} Bxd4 59. Kxa6) 58... f4 $19 59. gxf4 gxf4 60. Kxb7 $2 (60. Rd1 f3 61. d5) 60... f3 61. Kxa6 f2 62. Rf1 Kf3 63. d5 Bxb6 $2 ({Black should play} 63... Rd3 $19 64. Bxe3 Kxe3) 64. axb6 {KR-KR. The position is equal.} Ra3+ 65. Kb7 Rd3 $1 {[%cal Rd3d5]} 66. Kc6 {aiming for Rb1.} Rc3+ 67. Kd7 Rb3 68. Kc7 {Threatens to win with d6.} Rc3+ 69. Kd6 Rb3 70. Kc7 {Black must now prevent d6.} Rc3+ 71. Kd7 {White used his chance. Accuracy: White = 56%, Black = 55%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "6.9"]
[White "Majek, Kacper"]
[Black "Jarmula, Lukasz"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2057"]
[BlackElo "2244"]
[Annotator "ChessBase"]
[PlyCount "59"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "180+2"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Bc4 {[%emt 0:00:01]} Nc6 {[%emt 0:00:02]} 3. Nf3 {[%emt 0:00:01]} Bc5 {[%emt 0:00:02]} 4. c3 {[%emt 0:00:02]} Nf6 {[%emt 0:00:02]} 5. d4 {[%emt 0:00:01]} exd4 {[%emt 0:00:01]} 6. cxd4 {[%emt 0:00:02]} Bb4+ {[%emt 0:00:02]} 7. Nc3 {[%emt 0:00:00]} Nxe4 {[%emt 0:00:02]} 8. O-O {[%emt 0:00:04]} Bxc3 {[%emt 0:00:02]} 9. d5 {[%emt 0:00:01]} Bf6 {[%emt 0:00:18]} 10. Re1 {[%emt 0:00:05]} Ne7 {[%emt 0:00:02]} 11. Rxe4 {[%emt 0:00:04]} d6 {[%emt 0:00:12]} 12. Bg5 {[%emt 0:00:01]} Bxg5 {[%emt 0:00:03]} 13. Nxg5 {[%emt 0:00:02]} h6 {[%emt 0:00:02]} 14. Qh5 {[%emt 0:00:29]} O-O {[%emt 0:00:07]} 15. Nf3 {[%emt 0:00:32]} Ng6 {[%emt 0:00:18]} 16. Rae1 {[%emt 0:00:04]} Bd7 {[%emt 0:00:09]} 17. Bd3 {[%emt 0:00:15]} Qf6 {[%emt 0:00:04]} 18. g3 {[%emt 0:01:20]} Bf5 {[%emt 0:00:25]} 19. R4e3 {[%emt 0:00:12]} Bxd3 {[%emt 0:00:02]} 20. Rxd3 {[%emt 0:00:01]} Qxb2 {[%emt 0:00:10]} 21. Rb3 {[%emt 0:00:01]} Qxa2 {[%emt 0:00:15]} 22. Rxb7 {[%emt 0:00:01]} Qc4 {[%emt 0:00:13]} 23. Qf5 {[%emt 0:00:08]} a5 {[%emt 0:00:08]} 24. h4 {[%emt 0:00:07]} Rfe8 {[%emt 0:00:31]} 25. h5 {[%emt 0:00:02]} Rxe1+ {[%emt 0:00:03]} 26. Nxe1 {[%emt 0:00:01]} Ne5 {[%emt 0:00:06]} 27. Qf4 {[%emt 0:00:13]} Qxd5 {[%emt 0:00:15]} 28. Rxc7 {[%emt 0:00:01]} a4 {[%emt 0:00:02]} 29. Rc1 a3 {[%emt 0:00:02]} 30. Ra1 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "6.10"]
[White "Kos, Pawel"]
[Black "Grochol, Kamil"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2234"]
[BlackElo "1945"]
[Annotator "ChessBase"]
[PlyCount "47"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "180+2"]

1. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. g3 {[%emt 0:00:02]} Nf6 {[%emt 0:00:00]} 3. Bg2 {[%emt 0:00:01]} e6 {[%emt 0:00:00]} 4. O-O {[%emt 0:00:03]} Be7 {[%emt 0:00:01]} 5. d3 {[%emt 0:00:04]} O-O {[%emt 0:00:02]} 6. Nbd2 {[%emt 0:00:01]} c5 {[%emt 0:00:02]} 7. e4 {[%emt 0:00:15]} Nc6 {[%emt 0:00:03]} 8. e5 {[%emt 0:00:28]} Nd7 {[%emt 0:00:01]} 9. Re1 {[%emt 0:00:01]} b5 {[%emt 0:00:06]} 10. c4 {[%emt 0:00:03]} bxc4 {[%emt 0:00:51]} 11. dxc4 {[%emt 0:00:03]} Nb6 {[%emt 0:00:01]} 12. cxd5 {[%emt 0:00:10]} Nxd5 {[%emt 0:00:02]} 13. a3 {[%emt 0:00:27]} Rb8 {[%emt 0:00:26]} 14. Ne4 {[%emt 0:00:10]} h6 {[%emt 0:00:03]} 15. h4 {[%emt 0:00:08]} Bb7 {[%emt 0:00:33]} 16. Qc2 {[%emt 0:00:24]} Qb6 {[%emt 0:00:14]} 17. Bd2 {[%emt 0:00:46]} Ba6 {[%emt 0:00:14]} 18. Rab1 {[%emt 0:00:05]} Rfc8 {[%emt 0:00:08]} 19. b3 {[%emt 0:00:13]} Nd4 {[%emt 0:00:19]} 20. Nxd4 {[%emt 0:00:03]} cxd4 {[%emt 0:00:01]} 21. Qd1 {[%emt 0:00:04]} Nc3 {[%emt 0:00:07]} 22. Qg4 {[%emt 0:00:08]} Kf8 {[%emt 0:00:19]} 23. Rb2 {[%emt 0:00:04]} Bxa3 {[%emt 0:00:04]} 24. Rc2 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "7.1"]
[White "Janik, Igor"]
[Black "Miton, Kamil"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2470"]
[BlackElo "2590"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,80,8,-40,-33,-37,0,0,0,0,31,-33,0,-24,-25,-14,-12,-10,-2,-14,-15,-68,-5,-24,-45,-79,0,-105,0,-5,-14,0,20,10,98,4,59,45,33,-12,-9,-12,-12,-20,-14,-33,72,45,51,-59,-59,-60,18,0,0,0,21,22,208,0,8,0,82,78,254,252,754,188,29999]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. b3 Ne7 6. Bb2 f6 7. O-O Ng6 8. d4 {was the old line (8.e5).} cxd4 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} 9. Nxd4 Be7 (9... e5 $5 {[%cal Re5d4]} 10. Nf5 d5 $11) 10. c4 O-O {The position is equal.} 11. Nc3 c5 {[#]} 12. Nc2 $146 (12. Nf5 $14) ({Predecessor:} 12. Nde2 f5 13. exf5 Rxf5 14. Ng3 Rf7 15. Qd2 Bb7 16. Rad1 Nf4 17. f3 Bc6 18. Nce2 {½-½ (32) Beulen,M (2320)-Sloots,J Netherlands 1996}) 12... Bb7 13. Qd2 f5 14. Rad1 Bc6 15. exf5 Rxf5 16. Ne3 Bg5 17. Ne2 (17. Qc2 $11 Bxe3 18. fxe3) 17... Qc7 (17... Rf7 $15) 18. Qc3 {[%csl Gb2][%cal Rc3g7]} Rf7 19. Ng4 {[#]} h5 ({Don't play} 19... Bxg2 $6 20. Kxg2 h5 21. Ne5 $14) (19... Raf8 $1 $17) 20. Ne5 {[#]} (20. Qc2 $11 Nh4 21. Ne5) 20... Nxe5 (20... Bf6 $1 $17 {[%cal Rf6e5]} 21. f4 d6) 21. Qxe5 $11 Qxe5 22. Bxe5 a5 23. Bd6 Rf5 (23... Rc8 $11) 24. f4 (24. Ng3 $16 Rf7 25. Nxh5) 24... Bh6 (24... Bh4 $11) 25. Ng3 $14 Rf7 26. Nxh5 a4 27. Rd2 axb3 28. axb3 Ra3 29. Rb2 Ra5 (29... g6 $15 {stays ahead.} 30. Ng3 (30. Bxc5 $2 Ra5 $17) 30... Bg7) 30. g4 g6 31. Ng3 (31. g5 $1 $14) 31... Bg7 $15 32. Be5 Bf8 ({Black should try} 32... Rxf4 $1 $15 33. Bxg7 Rxf1+ 34. Nxf1 Kxg7) 33. h4 Rh7 (33... d6 $5 34. Bc3 $8 Ra3 $11) 34. h5 $36 {[%mdl 2048] White has the initiative.} gxh5 35. Nxh5 Kf7 $2 (35... Be7 $11 {and Black is okay.}) 36. Kf2 $2 ({Better is} 36. f5 $18 {aiming for fxe6+.} Be7 37. fxe6+ Kg8 38. exd7 Bxd7 39. Bf6) 36... Be7 37. Kg3 {And now f5 would win.} Ra8 (37... d6 $11 {keeps the balance.}) 38. f5 $16 {Black must now prevent fxe6+.} Rg8 $2 (38... d6 $16 39. fxe6+ Kxe6) 39. fxe6+ $18 Kxe6 $2 (39... Ke8 40. Nf6+ Bxf6 41. Bxf6 (41. Rxf6 Rh1 $16) 41... dxe6) 40. Rf5 $2 (40. Re2 {White wants to mate with Bc7+.} d6 41. Bg7+ Kd7 42. Rf7) 40... Be4 $2 (40... d6 $18) 41. Nf4# {Accuracy: White = 55%, Black = 38%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "7.2"]
[White "Teclaf, Pawel"]
[Black "Jakubowski, Krzysztof"]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "2464"]
[BlackElo "2481"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,80,19,15,14,-43,51,50,39,32,86,69,84,0,17,0,16,2,0,-29,-22,-69,-80,-71,-63,-377,-295,-310,-309,-290,-274,-277,-271,-270,-292,-420,-420,-477,-385,-538,-538,-531,-496,-589,-580,-1475,-684,-1300,-16,-21,0,-124,-124,-136,-21,-783,-738,-29985,-29986,-29989,-29990,-29992,-29980,-29978,-29979]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Ndb5 Qb8 7. Be3 a6 8. Bb6 axb5 9. Nxb5 Bb4+ 10. c3 Ba5 $1 {[%cal Ra5b6] B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2.} 11. Nd6+ (11. Nc7+ $1 $11 Qxc7 12. Bxc7 Bxc7 13. Qg4) 11... Qxd6 (11... Kf8 $15 12. Bc5 b6) 12. Qxd6 $14 Bxb6 {White is slightly better.} 13. Bd3 {[#]} (13. a4 {looks sharper.} Nf6 14. f3 Bd8 15. Bb5 Be7 16. Qg3) 13... Ba7 $146 (13... Nf6 $14) ({Predecessor:} 13... Nf6 14. O-O Bd8 15. a4 Be7 16. Qg3 O-O 17. e5 Ne8 18. b4 d6 19. exd6 Bxd6 {0-1 (40) Debashis,D (2411)-Kunte,A (2517) New Delhi 2010}) 14. Qg3 $16 g6 15. e5 ({Better is} 15. Qh4 $16) 15... Bb8 $11 16. f4 Nge7 17. h4 h5 18. Qg5 d6 {[%cal Rd6e5]} 19. exd6 Bxd6 20. O-O Ra5 {[%mdl 1024] Black has strong compensation.} 21. Bb5 $2 {[%mdl 8192]} (21. Qg3 $1 $15) 21... O-O 22. a4 Nf5 23. b4 Ra8 ({Don't take} 23... Be7 24. bxa5 Nxa5 25. Rfe1 $19) 24. Bxc6 bxc6 25. Qf6 Ba6 26. Rf2 (26. Rfd1 {was worth a try.}) 26... Rfd8 $19 27. Rb1 Bd3 (27... Be7 $2 28. Qe5 $19) 28. Rd1 Be7 29. Qe5 Bc4 30. Rxd8+ Rxd8 31. a5 Bxh4 (31... Rd1+ $142 32. Kh2 Bxh4) 32. Rf3 Ng3 $2 (32... Rd1+ $19 33. Kh2 Nh6 34. Qb8+ Kh7) 33. Kh2 $11 {Strongly threatening Qc5.} Nf5 $36 {[%mdl 2048] And now ...Rd1 would win. White is under pressure.} 34. Qc5 {[#]} (34. Kg1 $1 $11 {was the only way to keep the balance.} Rd1+ 35. Kh2) 34... Be2 $1 $17 {[%cal Re2f3]} 35. Rh3 {[#] aiming for Rxh4!} Be1 (35... Be7 $1 $17 {[%cal Re7c5]} 36. Qxc6 Kg7) 36. c4 $2 {[%mdl 8192]} (36. a6 $11 Nh6 37. Rf3) 36... h4 $19 37. g4 hxg3+ {Black mates.} 38. Kg2 Rd2 39. Kg1 Bg4 40. Rh8+ Kxh8 {Accuracy: White = 34%, Black = 73%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "7.3"]
[White "Walter, Szymon"]
[Black "Piorun, Kacper"]
[Result "0-1"]
[ECO "C60"]
[WhiteElo "2227"]
[BlackElo "2596"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,94,29,24,27,30,27,30,33,35,35,20,59,17,142,143,156,121,175,145,154,77,113,145,187,86,56,34,89,95,127,133,127,125,134,55,47,-29,-34,-42,-46,-36,-46,-42,-37,-112,-112,-146,-158,-189,33,16,85,73,52,54,381,375,4794,1045,1044,1029,914,762,1201,274,244,-1115,-1052,-29988,-1374,-29985,-2895,-29986,-29987,-29986,-29987,-29987,-29988,-29988,-29989,-29988,-29980]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 a6 6. Ba4 Nge7 7. d4 exd4 8. cxd4 b5 {C60: Ruy Lopez: Unusual Black 3rd moves and 3...g6.} 9. Bc2 d6 10. h3 O-O {White has an edge.} 11. Nc3 Bb7 12. Bg5 h6 13. Be3 {[#]} g5 $146 (13... Na5 $1 $11) ({Predecessor:} 13... Na5 14. Qc1 Kh7 15. d5 c6 16. dxc6 Nexc6 17. Bd3 Rc8 18. Qd2 Ne5 19. Nxe5 dxe5 20. Rfd1 Nc4 21. Qe2 Nxe3 {½-½ (21) Sevian,S (2580)-Berczes,D (2482) Dallas 2016}) 14. Rc1 $16 Ng6 15. Qd2 Na5 (15... Qd7 $16 {was necessary.}) 16. b3 $1 $18 c5 17. Nd5 (17. dxc5 $142 Rc8 18. Rfd1) 17... Bxd5 18. exd5 Nb7 19. Bf5 (19. Bxg6 $18 fxg6 20. dxc5 dxc5 21. Bxc5 Nxc5 22. Rxc5) 19... Ne7 $16 {[%mdl 64] Double Attack} 20. Qd3 {[%cal Rd4c5]} Nxf5 (20... Nxd5 $14 21. Be4 (21. dxc5 Nxe3 22. Qxe3 Re8 $15) 21... Nxe3 22. fxe3 Qe7) 21. Qxf5 Qc8 22. Qd3 Rd8 23. Rfe1 Qd7 24. Nd2 (24. h4 $16) 24... Rac8 $14 25. Ne4 (25. Nf1 $14) 25... f5 $11 26. Nc3 f4 27. Bd2 cxd4 {White must now prevent ...Nc5.} 28. Ne4 Nc5 29. Nxc5 ({Better is} 29. Qf3 $15) 29... dxc5 $17 30. Re6 Qxd5 31. Qg6 Rd7 $2 (31... Qd7 $1 $19 {Threatens to win with ...Re8.} 32. h4 Qf7) 32. Rce1 $40 {[%mdl 128] White threatens Re8+ and mate. White is up to no good.} Rf8 (32... Rf7 $11 {remains equal.}) 33. R1e5 $1 $16 {[%cal Re5d5]} (33. Re7 $6 Rxe7 34. Rxe7 Rf7 $11) 33... Qb7 34. h4 ({Much weaker is} 34. Rxa6 Qc7 $15) 34... Rdf7 $2 {[%mdl 8192]} ({Black should play} 34... gxh4 $14 35. Rxc5 Re7) 35. hxg5 $18 c4 $2 (35... hxg5 36. Rxg5 (36. Rxc5 Rf6 $18) 36... Rc8 37. Rxa6 Re8) 36. gxh6 (36. Bb4 $142 d3 37. Bxf8 {[%mdl 64] Pin}) 36... c3 37. Bxf4 c2 38. Bc1 d3 39. Qxd3 $2 (39. Rg5) 39... Bxe5 40. Rg6+ $4 {[%mdl 8192]} (40. Rxe5 $18 Qc6 41. Rg5+ Kh8 42. Rg6) 40... Kh8 $19 41. Qe2 Re7 (41... Qd5 $142 42. f3 Bd4+ 43. Qe3 Rxf3 44. gxf3 Bxe3+ 45. Bxe3 Rxf3 46. Rg5 Rxe3 $1 {[%mdl 512]} 47. Rxd5 c1=Q+ 48. Kg2 Qc2+ {[%mdl 64] Double Attack} 49. Kf1 Qe2+ 50. Kg1 Rg3+ 51. Kh1 Qg2#) 42. Ba3 {[#]} b4 (42... Bh2+ $142 $1 {[%mdl 512]} 43. Kxh2 Qb8+ 44. Bd6 Rxe2 45. Bxb8 c1=Q 46. Ba7 Qc7+ {[%mdl 64] Double Attack} 47. Rg3 Rf4 48. Kh3 Qd7+ 49. Kh2 Qxa7 50. Kh3 Qxf2 51. Rg4 Re3+ 52. g3 Rxg4 53. Kxg4 Rxg3+ 54. Kh5 Qh2#) 43. Bc1 {[#]} Bh2+ $1 {[%mdl 576] Discovered Attack. Black mates.} 44. Kxh2 Rxe2 45. Bb2+ {[#]} Kh7 $1 46. Rg7+ Qxg7 47. hxg7 Rc8 {Both players deserved the win here. Accuracy: White = 41%, Black = 49%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "7.4"]
[White "Golubka, Petro"]
[Black "Jarmula, Lukasz"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2488"]
[BlackElo "2244"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,113,38,44,42,89,42,71,69,80,68,92,0,0,-22,-8,-11,0,-7,9,18,91,86,72,64,75,18,116,111,98,83,108,110,124,122,112,96,124,0,43,44,47,0,0,0,0,0,0,0,0,0,16,16,16,0,0,0,0,0,0,16,16,16,229,207,200,117,330,391,1328,1437,4902,4083,5720,1368,1012,775,867,917,2825,2569,12836,12836,12839,12839,12842,12841,12841,12842,12842,12843,12843,12843,12845,12846,12846,12845]} 1. d4 d5 2. Nf3 e6 3. Bf4 Bd6 4. e3 Nf6 5. Bd3 c5 6. dxc5 Bxc5 7. O-O O-O 8. c4 Nc6 9. Nc3 a6 10. cxd5 exd5 11. Rc1 {D35: Queen's Gambit Declined: Exchange Variation.} Ba7 12. Ne5 {[#]} Be6 $146 ({Predecessor:} 12... Qe7 13. Nxc6 bxc6 14. Na4 Bb7 15. Qc2 Rfd8 16. Nc5 Bxc5 17. Qxc5 Qxc5 18. Rxc5 d4 {1-0 (31) Canney,R-Jellison,D (2280) Denver 1987}) 13. Nxc6 {White is better.} bxc6 14. Na4 Qd7 15. Bxa6 (15. Qc2 $16) 15... d4 $11 16. Bc4 dxe3 17. fxe3 Nd5 18. Bxd5 Bxd5 19. Nc3 Rad8 (19... f6 $11) 20. Nxd5 $16 cxd5 21. Kh1 $36 {[%mdl 2048] [#] Hoping for Rc7. White is pushing.} Qe6 22. Re1 ({White should play} 22. Qf3 $16) 22... Bb8 (22... Rc8 $11 {keeps the balance.}) 23. Bxb8 Rxb8 24. Qd4 Rfe8 25. b3 Rbd8 26. h3 h6 27. a4 Qg6 28. Qg4 (28. Red1 $16) 28... Qxg4 (28... Qb6 {is more complex.} 29. Qd4 Qg6) 29. hxg4 $11 {[%mdl 4096] Endgame KRR-KRR} Rb8 30. Rb1 Re4 31. Kg1 Reb4 32. Kf2 Rxb3 33. Rxb3 Rxb3 {KR-KR} 34. Ra1 Rb6 35. a5 Ra6 36. Ke2 Kf8 37. Kd3 Ke7 38. Kd4 Kd6 39. Ra2 f6 40. g3 Kc6 $2 {[#]} (40... Ra8 $11) 41. Rc2+ $1 $18 Kd6 42. Rc5 Ke6 $2 (42... Ra8 $16 {keeps fighting.}) 43. Rxd5 g5 $2 (43... Rc6 44. Rb5 Kd7 45. Rb7+ Kc8 46. Rxg7 Ra6) 44. e4 {White is clearly winning.} Ra8 45. Kc4 Rc8+ 46. Rc5 (46. Kb5 $142 Rb8+ 47. Kc6) 46... Ra8 47. Kb4 Kd6 48. Rf5 Ke6 49. Kb5 Rb8+ 50. Kc6 Rb4 51. a6 {[%cal Ba5a6,Ba6a7][%mdl 32]} Rxe4 52. Ra5 Rc4+ 53. Kb5 Rc8 54. a7 Ra8 55. Kc6 f5 56. gxf5+ Kf6 57. g4 {[%mdl 32768] Accuracy: White = 81%, Black = 43%. . An unexpected result.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "7.5"]
[White "Jakubowska, Anna"]
[Black "Klekowski, Maciej"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "2051"]
[BlackElo "2511"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,56,0,-5,25,-18,24,-33,-31,-25,-16,-34,-37,-32,48,17,34,33,26,-14,0,0,0,0,24,0,20,0,0,0,0,-50,-16,-111,0,-255,-247,-255,-244,-289,-269,-772,-767,-29997,-29998]} 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e5 6. Nh3 d6 7. O-O Nge7 8. f4 h6 {[#] B25: Closed Sicilian: 3 g3, lines without early Be3.} 9. Kh1 $146 ({Predecessor:} 9. Be3 exf4 10. Nxf4 O-O 11. Qd2 Kh7 12. Rae1 Rb8 13. Ncd5 Nxd5 14. exd5 Ne7 15. Bf2 Nf5 16. Be4 {0-1 (47) Short,N (2677)-Ye,J (2670) Shenyang 2000}) 9... exf4 10. gxf4 ({White should play} 10. Nxf4 $11 b6 11. Bd2) 10... Be6 {Black is slightly better.} 11. f5 gxf5 12. Nf4 Qd7 13. Nh5 Bxc3 ({Black should try} 13... Be5 $15) 14. bxc3 $14 O-O-O 15. Nf6 Qc7 16. Nd5 Bxd5 17. exd5 Ne5 18. c4 Rhg8 19. Rb1 Rg6 20. Bf4 f6 21. c3 Rdg8 22. Rb2 Qd7 23. Rd2 {[#]} (23. Bh3 $11 {keeps the balance.}) 23... b6 (23... Nxd3 $1 $17 {[%mdl 512] ...Ne5 is the strong threat.} 24. Rxd3 Rxg2) 24. Qb3 $2 {[%mdl 8192] [#]} (24. Re2 $11) 24... Nxd3 $1 $19 {[%mdl 576] Deflection} 25. Rxd3 {Strongly threatening Bh3.} Rxg2 26. Bg3 Re2 {White must now prevent ...f4!} 27. a4 $2 {[#]} (27. Qd1 Re4 28. Qf3) 27... f4 $1 {( -> ...Qh3!)} 28. Rxf4 {[#]} Qh3 $1 {Accuracy: White = 36%, Black = 67%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "7.6"]
[White "Sadzikowski, Daniel"]
[Black "Szczurek, Krzysztof"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2413"]
[BlackElo "2091"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,115,9,32,37,46,43,73,60,61,57,98,89,87,95,101,77,73,60,113,93,132,110,83,99,129,132,172,181,141,147,160,151,165,171,155,122,120,86,95,61,116,120,134,108,116,109,108,105,106,9,14,14,15,4,46,73,112,104,90,0,194,196,313,318,331,197,286,292,293,285,374,370,358,345,462,408,564,558,533,543,537,518,494,471,462,432,390,406,468,464,434,128,128,137,841,734,1072,1024,1171,1138]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Qe2 e6 7. b3 Be7 8. Bb2 O-O 9. c4 e5 10. Nc3 {B52: Sicilian: Moscow Variation with 3...Bd7.} Nh5 11. g3 {[#]} Nhf6 $146 ({Predecessor:} 11... g6 12. Ne1 Qe8 13. Ng2 a6 14. Rae1 Rb8 15. Qd3 Ng7 16. f4 exf4 17. gxf4 Bf6 {1-0 (26) Reinderman,D (2561)-Van der Wiel,J (2558) Wijk aan Zee 2000}) 12. d3 {White is better.} Re8 13. Nh4 g6 14. Ng2 Bf8 15. Ne3 Bg7 16. Rae1 Rf8 17. Kh1 Nh5 (17... a6 $14) 18. Ncd5 Ndf6 19. Nxf6+ Nxf6 20. f4 exf4 21. gxf4 Nh5 {Black wants to play ...Qh4.} 22. Bxg7 Kxg7 23. f5 Qh4 {White must now prevent ...Ng3+.} 24. Rg1 {Hoping for fxg6.} Rae8 25. Ref1 {f6+! is the strong threat.} Kh8 26. Rg4 Qe7 27. Qf2 Qe5 28. Rh4 Rg8 (28... Qc3 $14) 29. Ng4 Qd4 30. Qxd4+ cxd4 31. Rh3 Rgf8 32. Rhf3 {Strongly threatening fxg6.} Kg7 {[#]} 33. b4 (33. f6+ $1 $16 Kh8 34. b4) 33... f6 $11 34. a4 $36 {[%mdl 2048] White fights for an advantage.} g5 35. Nf2 Nf4 36. Nh3 Ne2 37. R3f2 Nc3 38. a5 (38. Rg2 $16) 38... Re5 $2 (38... b5 $11 {and Black has nothing to worry.}) 39. Ng1 $18 g4 (39... Nxe4 $142 40. dxe4 Rc8) 40. Rg2 h5 41. h3 (41. Nf3 $142) 41... Kf7 (41... Nxe4 $142 42. dxe4 (42. hxg4 Ng5 $14) 42... Rxe4) 42. hxg4 hxg4 43. Rxg4 Rh8+ 44. Kg2 Ree8 45. Nf3 b6 46. a6 Reg8 47. Rxg8 Rxg8+ {[%mdl 4096] Endgame KRN-KRN} 48. Kf2 Na2 49. b5 Nb4 50. Ne1 Rh8 51. Rg1 Rh2+ {[#]} 52. Rg2 $1 {[%cal Rg2h2]} Rh1 53. Ke2 Rh3 54. Rf2 $2 (54. Nf3 $18 {has better winning chances.}) 54... Re3+ $16 55. Kd2 {Threatens to win with Rf3.} Ke7 $2 {[%mdl 8192]} (55... Rxe1 $16 56. Kxe1 Nxd3+ 57. Kf1 Nxf2 58. Kxf2 Kg7) 56. Rh2 {White is clearly winning.} Kf8 57. Rh7 Rg3 58. Rxa7 {Accuracy: White = 74%, Black = 44%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "7.7"]
[White "Krasenkow, Michal"]
[Black "Grochol, Kamil"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2605"]
[BlackElo "1945"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,48,25,18,18,37,0,0,0,14,13,100,95,96,91,93,95,109,108,114,115,115,104,110,104,129,115,118,110,112,108,112,122,118,115,130,118,164,146,244,252,227]} 1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 {D37: Queen's Gambit Declined: 5 Bf4.} Be6 7. Bxf6 Qxf6 8. Qb3 {The position is equal.} Ra7 9. g3 Nd7 (9... Bd6 $11 {keeps the balance.}) 10. Nxd5 $16 {[#] White leaves nothing to chance now.} Bxd5 $146 ({Predecessor:} 10... Qd8 11. Qe3 c5 12. Nc3 Nb6 13. O-O-O Nc4 14. Qd3 b5 15. d5 Bc8 16. e4 Bd6 {1-0 (66) Livaic,L (2507)-Grachev,B (2612) chess.com INT 2020}) 11. Qxd5 Bb4+ 12. Kd1 Nb6 13. Qe5+ Qxe5 14. Nxe5 O-O 15. Kc2 Bd6 16. Nd3 f5 17. Bg2 c6 18. e4 fxe4 19. Bxe4 Raa8 20. Rae1 Rae8 21. f4 Rd8 22. Bg2 Bc7 23. Re7 Rc8 (23... Rf7 $16 24. Rhe1 Bd6 25. Re8+ Rf8) 24. Bh3 $18 {aiming for Be6+.} Nd5 {Accuracy: White = 92%, Black = 68%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "7.8"]
[White "Nasuta, Grzegorz"]
[Black "Sztwiertnia, Jan Krzysztof"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2553"]
[BlackElo "2113"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,45,27,33,37,35,74,64,52,45,51,36,99,92,313,318,417,433,697,696,838,341,350,338,337,338]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 h6 7. Bb3 O-O 8. h3 a6 9. Re1 Ba7 10. Nbd2 Ne7 11. Nf1 Ng6 12. Ng3 c6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 13. d4 Qc7 14. Bc2 Re8 {White is slightly better.} 15. Be3 Be6 16. Qe2 {[#]} Rad8 $146 (16... c5 $14) ({Predecessor:} 16... b5 17. a4 Bb6 18. Rad1 Rad8 19. Rd2 Nf4 20. Qd1 c5 21. b4 cxd4 22. cxd4 Ng6 {½-½ (75) Zhigalko,A (2586)-Bakunts,R (2270) Yerevan 2015}) 17. dxe5 $16 Bxe3 $2 {[#]} (17... dxe5 $16 18. Bxa7 c5) 18. exf6 $18 ({Worse is} 18. Qxe3 dxe5 19. b3 Nh7 $11) 18... Ba7 19. Nh5 b5 (19... gxf6 $142 20. Qd2 Kf8 21. Nxf6 Kg7) 20. Nxg7 Rf8 21. Nxe6 (21. Qd2 $142 Kh7 {[#]} 22. Nh4 $1 {[%mdl 512]} Nxh4 23. e5+ Ng6 24. Nxe6 dxe5 25. Nxf8+ (25. Nxc7 Rxd2 26. Bxg6+ Kxg6 $17) 25... Rxf8 26. Rad1) 21... fxe6 22. e5 Nf4 23. Qe4 {Black did not feel at home in the position after the opening. Accuracy: White = 79%, Black = 22%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "7.9"]
[White "Cap, Piotr"]
[Black "Koziak, Vitali"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "2010"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,74,20,20,42,7,17,-12,38,-2,25,23,25,0,31,22,18,0,0,0,0,-15,-23,-29,0,-16,-9,-39,-14,-47,40,43,64,37,131,129,143,91,177,181,168,172,164,102,115,113,129,147,348,327,310,-172,-189,-162,-160,-250,-262,-209,8,-753,-726,-1575,-1500]} 1. d4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 d6 7. b3 Ne4 8. Bb2 Nc6 {A87: Dutch Defence: Leningrad System: 5 Nf3.} 9. e3 {9.Nc3 is the modern continuation.} e5 10. d5 (10. a3 {keeps more tension.} a5 11. Qc2 Bd7 12. Rd1 Qe7 13. h4) 10... Ne7 {[#] The position is equal.} 11. Nfd2 $146 ({Predecessor:} 11. Nc3 Nxc3 12. Bxc3 h6 13. Ne1 g5 14. f4 Ng6 15. Qh5 Kh7 16. Nd3 Qe7 17. Rae1 gxf4 18. exf4 {½-½ (31) Vucenovic,D (2154)-Westerinen,H (2296) Mali Losinj 2019}) 11... Nxd2 12. Nxd2 g5 13. e4 g4 14. exf5 Nxf5 15. Ne4 Nd4 16. Bxd4 exd4 17. a4 Bf5 18. Ra2 h6 19. Re2 Qd7 20. Rfe1 Rae8 21. f3 Kh8 (21... gxf3 $15 22. Bxf3 Qf7) 22. f4 $14 Qf7 23. Nf2 h5 (23... d3 $1 $14 24. Nxd3 Bc3) 24. Be4 $16 Bd7 25. Bd3 (25. Qb1 $142) 25... h4 (25... Rxe2 $16 26. Rxe2 (26. Qxe2 Re8 $14) 26... Bf6) 26. Rxe8 $18 Rxe8 27. Rxe8+ Qxe8 28. Ne4 ({Much worse is} 28. gxh4 $6 Qe3 $11) (28. f5 $18) 28... Bf5 29. Qe2 Qg6 30. Nf2 h3 $2 (30... Bxd3 $16 {might work better.} 31. Nxd3 (31. Qxd3 Qxd3 32. Nxd3 Kh7 $16) 31... Kh7) 31. Bxf5 Qxf5 32. Qe4 $4 {[%mdl 8192]} (32. Nxg4 d3 $14) (32. Qxg4 $18 Qb1+ 33. Qd1 Qxd1+ 34. Nxd1) 32... Qxe4 $19 33. Nxe4 d3 $1 34. Kf1 {[#]} (34. a5 $17) 34... Bd4 $1 35. Ke1 {[#]} Bg1 $2 (35... Kg7 $1 $19 36. Nd2 (36. Kd2 Bg1 $17) 36... Kf6) 36. Kd2 $2 {[%mdl 8192]} (36. Nd2 $11) 36... Bxh2 37. Kxd3 Bg1 {Accuracy: White = 44%, Black = 52%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "7.10"]
[White "Socko, Monika"]
[Black "Rudnik, Anna"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2289"]
[BlackElo "1774"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,73,4,37,27,54,20,52,61,97,94,109,108,113,98,96,83,104,37,125,89,135,95,169,164,169,156,179,135,135,114,204,32,0,0,45,49,41,50,106,106,104,110,102,102,110,110,99,117,97,113,329,322,308,293,292,295,29989,1742,29990,29991,29991,29992,29992,29992,29992,29993]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d6 6. g3 {E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7 .} Nbd7 7. Bg2 c5 {[#]} 8. d5 $146 {White is slightly better.} ({Predecessor:} 8. O-O a6 9. Re1 Qc7 10. b3 cxd4 11. Qxd4 Be7 12. Bb2 O-O 13. Rac1 Rac8 14. e4 {1-0 (58) Poeck,O-Petersen,W Pinneberg 2001}) 8... e5 9. O-O g6 10. e4 Bg7 11. Ne1 O-O 12. Nd3 h6 13. f4 (13. Rb1 $16) 13... Nh7 (13... exf4 $1 $14 14. Bxf4 Qe7) 14. Bd2 Qe7 15. Qf3 f5 (15... Ba6 $16) 16. Rae1 $18 Ba6 17. b3 Rae8 18. Kh1 Bc8 19. Nb5 a6 {[#]} (19... Ndf6 $16) 20. Nc7 $2 ({Only move:} 20. Na7 $1 $18) 20... fxe4 $14 21. Rxe4 Ndf6 (21... Ng5 $5 22. fxg5 Rxf3 23. Bxf3 (23. Rxf3 Rf8 $17) 23... Rf8 $14) 22. Nxe8 Nxe4 23. Qxe4 Bf5 (23... Qxe8 $14 24. fxe5 Rxf1+ 25. Bxf1 dxe5) 24. Qe2 $16 Rxe8 25. fxe5 Bxe5 26. Nxe5 ({Much weaker is} 26. Bxh6 Bg7 $11) 26... Qxe5 27. Qxe5 Rxe5 {[#]} 28. Bf4 $1 {[%cal Rf4e5]} Re2 29. Bxd6 Bc2 $2 {A mistake that costs the game.} (29... Nf6 $16) 30. Bc7 $18 {aiming for d6.} Bxb3 31. d6 ({Less strong is} 31. Bxb6 Bxc4 32. d6 (32. Bxc5 Rxg2 33. Kxg2 Bxf1+ 34. Kxf1 Nf6 $14) 32... Nf8 $14) 31... Rd2 32. Bd5+ $1 ({Not} 32. Bxb6 Bxc4 33. Rc1 Bd5 $16) 32... Kg7 $2 (32... Rxd5 $18 33. cxd5 Bxd5+ 34. Kg1 Be6 35. Bxb6 c4) 33. Rf7+ (33. d7 $142 Rxd5 34. cxd5 Bxd5+ 35. Kg1 Ng5 36. Be5+ Kh7 37. Rf8 Nh3+ 38. Kf1) 33... Kh8 34. d7 {White mates.} Rd1+ 35. Kg2 Rd2+ 36. Kf1 Bxc4+ 37. Bxc4 {Accuracy: White = 64%, Black = 40%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "8.1"]
[White "Jakubowski, Krzysztof"]
[Black "Janik, Igor"]
[Result "0-1"]
[ECO "E21"]
[WhiteElo "2481"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "154"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,154,0,4,-13,-8,-9,-8,-4,-8,0,0,0,13,13,17,0,0,0,10,0,0,-11,-12,-17,0,-8,0,0,0,0,0,0,0,0,13,8,88,16,57,74,69,58,59,16,70,62,69,64,102,109,113,99,99,96,92,89,88,85,121,116,122,119,175,125,115,82,79,16,26,2,2,0,34,0,89,85,90,85,177,182,233,69,75,82,175,165,176,22,16,0,93,50,111,0,0,0,0,0,0,0,0,-60,0,0,0,-8,0,0,0,0,0,0,0,-8,-8,-27,-27,-181,-149,-293,-284,-314,-3,-138,0,0,0,-8,0,-25,-3,-4,-4,-8,-8,-8,-2,-12,-12,-29978,-29979,-29982,-29977]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 b6 6. Bg5 Bb7 7. e3 d6 8. Bd3 {E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7 .} Nbd7 9. O-O h6 10. Bxf6 {The position is equal.} Qxf6 11. Nd2 Qe7 {[#]} (11... O-O {looks sharper.} 12. f4 e5 13. Qc2 Qe7 14. Rae1 Rfe8) 12. f4 $146 ({Predecessor:} 12. Be4 Bxe4 13. Nxe4 O-O 14. f4 Rac8 15. Qf3 c5 16. Nd2 f5 17. e4 fxe4 18. Qxe4 {½-½ (54) Barc,M (1854)-Potocki,K (1874) Warsaw 2013}) 12... f5 13. e4 fxe4 14. Bxe4 Bxe4 15. Nxe4 O-O 16. Qh5 Rf5 17. Qh3 Raf8 18. g3 d5 19. Nd2 Qd6 20. Rfe1 c5 21. Rad1 cxd4 22. cxd4 Nf6 23. Qg2 Rd8 24. Qe2 Kf7 (24... Rc8 $11) 25. Nf3 ({Better is} 25. cxd5 $1 $16 Qxd5 26. Nc4) 25... Ne4 {White should prevent ...Nc3.} 26. cxd5 exd5 27. Rc1 Kg8 28. Qb5 Qd7 (28... Qa3 $11 29. Qb3 Qxb3 30. axb3 a5) 29. Qxd7 $14 Rxd7 30. Ne5 $36 {[%mdl 2048] White is pushing.} Re7 31. Rc8+ Kh7 32. Rh8+ {[%mdl 64] Decoy} Kxh8 33. Ng6+ {[%mdl 64] Double Attack} Kh7 34. Nxe7 $16 {[%mdl 4096] Endgame KRN-KRN} Rf7 35. Nxd5 Nd2 {aiming for ...Nf3+.} 36. Rd1 Nc4 37. Kf2 Kg6 (37... Rd7 $16 {was necessary.}) 38. h4 Rd7 39. Nc3 Nb2 40. Rd2 (40. Rb1 $16 Nc4 41. d5) 40... Nc4 $11 41. Rd3 Nb2 $1 {[%cal Rb2d3]} 42. Rd2 Nc4 43. Rd1 (43. Rc2 $14) 43... Nb2 $1 $16 {[%cal Rb2d1]} 44. Rb1 Nc4 45. d5 Rc7 (45... h5 $16 {keeps fighting.}) 46. Ne4 $18 Kf5 (46... Re7 $142) 47. Re1 $2 (47. Kf3 $18) 47... Rd7 $1 $14 48. Nc3 Kf6 (48... b5 $16) 49. h5 $18 b5 {[#]} 50. Nxb5 $2 (50. Ne4+ $1 $18 Kf7 51. Rd1) 50... Rxd5 $11 {[%mdl 64] Double Attack} 51. Nc3 Ra5 (51... Rxh5 $11 52. Ne4+ Kg6) 52. Re4 Nd6 (52... Nb6 $14) 53. Rb4 (53. Rd4 $16 Ne8 54. Ra4 Rxa4 55. Nxa4) 53... Rxh5 54. Ra4 Rc5 55. Ne2 a5 56. Nd4 Rc3 57. Nb3 (57. g4 $11) 57... Rc2+ (57... Kf5 $1 $15 58. Nd2 Rc2) 58. Kf3 Rc3+ 59. Kg2 Nf5 60. Rxa5 Rxg3+ 61. Kf2 {Strongly threatening Rxf5+!} Rh3 (61... Rc3 {is more complex.} 62. Nd2 Ng3 63. a4 Ra3 64. Re5 Nf5) 62. Ra6+ Kf7 63. Ra7+ Kg6 64. Nc5 Kh5 65. a4 $2 (65. Ra6 $11) 65... Kg4 $19 66. a5 (66. Ra5 $17) 66... Ra3 ({And not} 66... Kxf4 67. Ne6+ Ke4 68. Nxg7 $11) 67. a6 Kxf4 $2 ({Black should try} 67... Ra2+ $19 68. Ke1 h5) 68. Rf7 {[#]} (68. Ne6+ $11 {keeps the balance.} Ke4 69. Nxg7) 68... Ke5 (68... g5 $1 $17 {[%cal Rg5g4] ...g4 is the strong threat.} 69. Rb7 Ra2+ 70. Kg1 g4) 69. a7 $11 Nd6 70. Re7+ Kd5 71. Nb3 (71. Nd3 {is interesting.} g5 72. Nb4+ Kc5 73. Nd3+ Kd4 74. Nb4) 71... Nc8 (71... g5 {feels hotter.} 72. Nd2 Ra2 73. Kf3 Ra4 74. Kf2 Nb5) 72. Rxg7 Nxa7 73. Nd2 Ra2 74. Ke3 Nc6 75. Rh7 Ne5 76. Rxh6 $2 {[%mdl 8192]} (76. Rb7 $11) 76... Ng4+ {[%mdl 64] Double Attack} 77. Kd3 Nxh6 {What a fight! Accuracy: White = 60%, Black = 70%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "8.2"]
[White "Piorun, Kacper"]
[Black "Sadzikowski, Daniel"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2596"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,91,9,6,10,7,10,10,8,17,5,17,0,4,0,0,0,14,0,29,21,7,20,23,27,64,40,61,30,93,40,92,40,34,36,41,24,121,104,126,85,104,80,81,83,87,100,118,113,110,109,106,93,164,108,221,147,139,152,216,219,206,220,218,202,193,179,185,166,639,238,168,54,54,35,35,31,40,27,31,15,635,637,29997,29998]} 1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. b3 Bb7 5. Bb2 c5 6. Bd3 {A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems.} cxd4 7. exd4 Be7 8. O-O {The position is equal.} O-O 9. Qe2 Nc6 10. a3 Re8 11. Nbd2 $1 Bf8 12. Rfe1 {[#]} Nd5 $146 ({Predecessor:} 12... Rc8 13. Rad1 Ne7 14. c4 d5 15. Ne5 g6 16. Ndf3 Nf5 17. Ng5 Nd6 18. Qe3 Rc7 {0-1 (25) Moskow,E (2200)-Bogner,S (2178) Gausdal 2004}) 13. g3 Nf6 14. Ne4 Nxe4 15. Qxe4 {[%csl Gd3][%cal Re4h7] [#]} f5 16. Qe3 Ne7 17. c4 Ng6 18. Bf1 d5 (18... Rc8 $11 {keeps the balance.}) 19. Bg2 ({White should play} 19. c5 $16) 19... Rc8 (19... f4 $14 20. Qe2 (20. gxf4 Qf6 $15) 20... dxc4) 20. Rac1 ({Better is} 20. Ng5 $16) 20... dxc4 $14 21. bxc4 {[%cal Bb3c4,Bc4d5][%mdl 32]} Qd7 22. Qb3 Kh8 {[#]} (22... Be7 $11) 23. h4 $1 $16 Bxf3 24. Bxf3 Ne7 {[%cal Bg6e7,Be7c8,Bc8d6][%mdl 32]} 25. d5 exd5 26. cxd5 Rxc1 27. Rxc1 Nc8 28. h5 h6 29. Rc6 {White threatens Rxh6+ and mate.} Nd6 30. Qc2 Qe7 (30... Kg8 $16) 31. Kg2 (31. Rc7 $18 Qe1+ 32. Kg2) 31... Qg5 (31... Rd8 $16 32. Qd2 Kg8) 32. Bc1 Qf6 33. Bf4 Qd8 (33... Rd8 $16 {keeps fighting.} 34. a4 Qf7) 34. Bxd6 $18 Bxd6 35. Qxf5 Rf8 36. Qg6 {Threatening mate with Be4.} Rf6 37. Qg4 {And now Rc8! would win.} Rf8 38. Qe6 Bxa3 $2 (38... Qf6 39. Qe4 Kg8) 39. Be4 $2 $40 {[%mdl 128] White is out for blood.} (39. d6 {Black must now prevent d7.} Qf6 40. Qd5 (40. Qxf6 gxf6 41. d7 Rd8 $18)) 39... Qf6 40. Qxf6 (40. f4 $18) 40... Rxf6 {[%mdl 4096] Endgame KRB-KRB} 41. Rc7 a5 42. Bg6 Bc5 43. f4 a4 44. Bf7 {aiming for Rc8+.} g5 $2 {[%mdl 8192]} (44... Kh7 $11) 45. hxg6 {Intending Rc8+ and mate.} a3 46. Rc8+ {Accuracy: White = 70%, Black = 56%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "8.3"]
[White "Klekowski, Maciej"]
[Black "Golubka, Petro"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2511"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "14"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,14,35,41,32,63,57,67]} 1. c4 b5 2. cxb5 a6 3. bxa6 Bxa6 4. d4 Nf6 5. Nc3 e6 {[#] White is slightly better.} 6. e3 $146 {A10: English Opening: Unusual Replies for Black.} ({Predecessor:} 6. Nf3 c5 7. d5 exd5 8. Nxd5 Nxd5 9. Qxd5 Nc6 10. Ne5 Nxe5 11. Qxe5+ Be7 12. Qxg7 Bf6 13. Qg3 Qb6 14. Qe3+ Kd8 15. Qd2 Re8 16. e3 c4 17. Be2 c3 18. bxc3 {1-0 (48) Wintzer,J (2335)-Podzielny,K (2455) Bonn 1995}) 6... Qc8 7. Bxa6 Qxa6 {[%mdl 32768] Loss on time!?} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "8.4"]
[White "Miton, Kamil"]
[Black "Flak, Pawel"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "2590"]
[BlackElo "2157"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,65,47,42,52,61,67,36,85,88,86,25,78,0,94,67,73,26,35,24,84,72,105,95,156,146,214,222,377,315,323,333,382,337,384,320,837,825,829,818,1211,1191,1210,1151,2037,2195,29991,29981,29993,29994]} 1. d4 b6 2. Nf3 Bb7 3. g3 Nf6 4. Bg2 e6 5. c4 Be7 6. O-O O-O 7. Re1 d6 8. d5 e5 9. e4 Nbd7 10. Nc3 a5 {E17: Queen's Indian: 4 g3 Bb7 5 Bg2 Be7.} 11. b3 Ne8 12. Be3 {[#]} g6 $146 {White is slightly better.} ({Predecessor:} 12... Nc5 13. Qc2 Bc8 14. Nd2 f5 15. exf5 Bxf5 16. Nde4 Nf6 17. Nxf6+ Rxf6 18. Ne4 Rf7 {0-1 (65) Schirowski,C-Zinser,M Germany 2001}) 13. Bh6 Ng7 14. Bc1 (14. Qc2 $16) 14... Ne8 (14... Bc8 $11 {keeps the balance.}) 15. Bh6 Ng7 16. Qd2 Nc5 17. Rab1 Bc8 $1 18. a3 {[%cal Ba2a3,Ba3b4][%mdl 32]} f6 (18... f5 $11) 19. b4 $36 {[%mdl 2048] White is on the roll.} axb4 20. axb4 Nd7 (20... Nb7 $142) 21. Ra1 Bb7 (21... Ba6 $16) 22. Bh3 $18 Re8 $2 {[#]} (22... Ra6 {was worth a try.} 23. Rxa6 Bxa6 24. Be6+ Kh8) 23. Rxa8 Bxa8 24. Ra1 Nf8 25. Nb5 Qb8 26. Qa2 c5 $2 (26... Bb7 27. Qa7 f5 28. Bxg7 Kxg7 29. exf5 e4) 27. dxc6 Bxc6 28. c5+ d5 29. exd5 Bxb5 30. d6+ {[%mdl 64] [#] Discovered Attack} Kh8 31. Qf7 {[%csl Gf7][%cal Rh6g7][%mdl 64] Double Attack} Nfe6 32. dxe7 Rg8 33. Bxe6 {Accuracy: White = 75%, Black = 28%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "8.5"]
[White "Krasenkow, Michal"]
[Black "Teclaf, Pawel"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2605"]
[BlackElo "2464"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,81,57,47,62,50,47,68,85,93,93,88,99,41,80,25,125,97,120,60,133,147,142,141,155,165,146,150,147,141,147,21,30,37,24,24,39,16,63,18,21,23,31,19,19,19,18,19,30,0,0,0,0,0,0,-29,-35,-911,-883,-841,-834,-822,-822,-1573,-1573,-1464,-912,-29972,-29971,-29975]} 1. Nf3 c5 2. c4 b6 3. d4 cxd4 4. Nxd4 Bb7 5. Nc3 Nf6 6. f3 e6 7. e4 d6 {7...Nc6 might become the main line.} 8. Be3 a6 {A31: Symmetrical English: 2 Nf3 Nf6 3 d4.} 9. Qd2 Nbd7 10. g4 Ne5 {White is slightly better.} 11. g5 Nfd7 12. f4 Nc6 {[#]} 13. Bg2 $146 ({Better is} 13. O-O-O $16) ({Predecessor:} 13. Nxc6 Bxc6 14. Bg2 Be7 15. O-O O-O 16. h4 b5 17. cxb5 axb5 18. Rfc1 Rc8 19. Rc2 {½-½ (31) Pritchett,C (2312)-Mannion,S (2358) Grangemouth 2003}) 13... Rc8 14. b3 (14. Nxc6 $16 Bxc6 15. O-O) 14... g6 (14... Nxd4 $11 15. Bxd4 (15. Qxd4 h6 $11) 15... h6) 15. h4 Bg7 16. h5 (16. Nde2 $16) 16... Nxd4 (16... b5 $1 $14) 17. Bxd4 $16 e5 18. h6 Bf6 19. gxf6 exd4 20. Qxd4 b5 21. Qxd6 {Hoping for Bh3.} bxc4 22. b4 (22. Bh3 $16 Rc6 23. Qd4) 22... Qxf6 $11 23. Qxf6 Nxf6 24. O-O-O Ke7 25. Rd4 Rcd8 26. Rxc4 {Threatens to win with Bh3.} (26. Rhd1 {with more complications.} Rxd4 27. Rxd4 Nh5 28. Rxc4 Rd8 29. Nd5+) 26... Rc8 27. Rxc8 Rxc8 28. Kb2 Rd8 29. Kc2 Rd4 30. a3 Nxe4 {[#] White must now prevent ...Rd2+.} 31. Re1 {[%cal Rg2e4]} f5 {Strongly threatening ...Rd2+.} 32. Nxe4 fxe4 {[%mdl 4096] Endgame KRB-KRB} 33. Re3 {[#]} Rd3 $1 {[%mdl 512]} 34. Re2 (34. Rxd3 exd3+) 34... Rxa3 35. Bxe4 $2 {[%mdl 8192]} (35. Kb2 $15 Rd3 36. Bxe4 Bxe4 37. Rxe4+ Kd7 38. Re5) 35... Ra2+ $19 36. Kd3 Rxe2 37. Bxb7 Ra2 38. Kc3 a5 39. Kb3 Ra1 40. Kb2 Ra4 41. Ba6 {Never resign too early! Accuracy: White = 51%, Black = 80%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "8.6"]
[White "Koziak, Vitali"]
[Black "Nasuta, Grzegorz"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2434"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,75,-8,17,19,8,1,8,17,12,21,28,12,23,0,1,-3,0,-11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,11,-7,0,-24,0,-14,7,-30,-35,-34,0,0,150,156,191,187,260,177,412,424,409,405,446,418,404,117,381,379,343,311,29991,29992,29992,29993]} 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Qb3 dxc4 5. Qxc4 Bg4 6. Bf4 {D23: Queen's Gambit Accepted: 3 Nf3 Nf6 sidelines.} Nbd7 {[#]} 7. e3 $146 ({Predecessor:} 7. Nbd2 Qa5 8. Qb3 Nb6 9. a3 Be6 10. Qd1 Nh5 11. Be5 f6 12. Bc7 Rc8 13. Bxb6 Qxb6 {1-0 (35) Rapport,R (2725)-Paehtz,E (2513) Douglas 2018}) 7... Bxf3 8. gxf3 {The position is equal.} e5 9. dxe5 Qa5+ 10. Nc3 Nxe5 11. Bxe5 Qxe5 12. f4 $132 {[%mdl 2048] White is not keeping still} Qc5 13. O-O-O Qxc4 14. Bxc4 Bb4 15. Ne2 Ke7 16. Nd4 g6 17. Nf3 Ne4 18. Rhf1 Rhd8 19. a3 Ba5 20. Bd3 Nc5 21. Bc2 {Strongly threatening b4.} Bc7 22. Ng5 h6 23. Ne4 Ne6 24. Ng3 Nc5 25. f5 g5 26. Nh5 Bxh2 27. f6+ Ke6 (27... Kf8 $1 $11) 28. b4 $16 Na6 29. Bb3+ Ke5 (29... Kf5 {might work better.}) 30. Bxf7 Ke4 $2 (30... Rxd1+ {keeps fighting.} 31. Rxd1 Rf8) 31. Bg6+ $18 Kf3 32. f7 {Black must now prevent Nf6.} Be5 {If Black can now play ...Rxd1+ this consolidates a bit.} 33. Rxd8 Rxd8 {[#]} 34. Rd1 $2 (34. Ng3 $1 $18 {[%mdl 512] is the precise move to win. Be4+ is the strong threat.} Rf8 (34... Bxg3 35. fxg3+) 35. Be4+ Kg4 36. Nf5) 34... Rxd1+ $4 {[%mdl 8192] Loses the game.} (34... Rf8 $16) 35. Kxd1 Bd6 36. Nf6 Kxf2 $2 (36... Be7 $18 37. Ke1 Kg2) 37. Ne4+ {[%mdl 64] Double Attack} Kxe3 38. Nxd6 {Accuracy: White = 80%, Black = 61%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "8.7"]
[White "Barski, Radoslaw"]
[Black "Socko, Monika"]
[Result "1-0"]
[ECO "E27"]
[WhiteElo "2446"]
[BlackElo "2289"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,111,0,27,24,47,0,0,0,44,44,51,37,54,11,36,31,29,-6,76,70,107,85,81,58,108,111,100,113,137,66,64,29,23,26,49,-250,-137,-144,-146,-367,-83,-322,-120,-118,-82,-100,-71,-70,-72,-129,-73,-208,-71,-69,-49,-274,-273,-264,-271,-309,-297,-300,-145,-1343,-1270,-6215,-6176,-29989,-29990,-29996,-2402,-29986,-29987,-29987,-29988,-29996,-5899,-29964,770,717,2092,2022,1532,1572,1391,993,1870,1712,29987,29977,29977,29978,29990,29991,29992,29993]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 O-O 6. f3 d5 7. cxd5 exd5 8. e3 Bf5 9. Ne2 c5 10. g4 {E27: Nimzo-Indian: Sämisch: 5...0-0 6 f3.} Bd7 11. Bg2 {[#]} Nc6 $146 ({Predecessor:} 11... Bc6 12. O-O Nbd7 13. Ng3 Nb6 14. dxc5 Na4 15. Qd4 Qa5 16. g5 Ne8 17. Nf5 Qxc5 18. Qxc5 Nxc5 {1-0 (33) Moskalenko,V (2470)-Lopez Martinez,J (2375) Paretana 1999}) 12. O-O {The position is equal.} Qe7 13. Nf4 h6 14. h4 Rad8 15. Qe1 Bc8 16. Qg3 Nh7 17. Nd3 c4 (17... b6 $11) 18. Nf4 $16 Na5 19. e4 Nb3 20. Ra2 ({But not} 20. Nxd5 $2 Rxd5 21. exd5 Nxa1 $17) 20... dxe4 21. fxe4 Nxc1 22. Rxc1 g5 23. hxg5 (23. Nd5 $16 Rxd5 24. exd5) 23... Qxg5 $14 24. Bf3 f5 $1 {[%cal Rf5e4]} 25. exf5 Rxf5 26. Ne2 $2 {[%mdl 8192]} (26. gxf5 $14 {was forced to keep a grip.} Qxg3+ 27. Rg2 Qxg2+ 28. Kxg2) 26... Rf7 ({Black should try} 26... Qe3+ $19 27. Kg2 Rf7) 27. Rf1 $17 Rdf8 {aiming for ...h5!} 28. Raa1 $2 (28. Bg2 $17) 28... Kh8 $2 (28... Qe3+ $19 {is more deadly.} 29. Kg2 Be6 {[%mdl 64] Remove Defender}) 29. d5 $2 (29. Rae1 $17) 29... Rg7 $2 (29... Qe3+ $19 30. Kg2 Ng5) 30. Bg2 Re8 31. Nd4 Qxg4 32. Qxg4 Rxg4 33. Kh2 (33. Rae1 $142 Reg8 34. Rf2) 33... Ng5 (33... Reg8 $142 34. Ra2 Rh4+ 35. Kg1 Rh5) 34. Rf6 {[#]} (34. Ra2 $17) 34... Rh4+ (34... Rg8 $1 $19 {and Black stays clearly on top. Strongly threatening ...Rxg2+!} 35. Ra2 (35. Rxh6+ $2 Kg7 $19) 35... Rh4+ 36. Kg1 Ne4 {[%mdl 64] Double Attack}) 35. Kg3 Kg7 36. Raf1 $2 {[#]} (36. Rf4 $15 Rh5 37. Kf2) 36... Rg4+ $1 $19 37. Kh2 Re3 38. d6 Rh4+ 39. Kg1 {intending Rf8.} Rg3 (39... Rxc3 $19 40. R1f4 Rxf4 41. Rxf4 Rxa3 42. Nf5+ Bxf5 43. Rxf5 c3) 40. R1f4 $2 {[%mdl 8192]} (40. Rf8 $17 Bh3 41. Nf5+ Bxf5 42. R1xf5) 40... Nh3+ {[%mdl 64] Double Attack} 41. Kf1 Nxf4 42. Bxb7 Kxf6 43. Bxc8 Nd5 (43... Rg2 $142 44. Bh3 Rxh3 45. Nf3 Rh1+ 46. Ng1 Rhxg1#) 44. d7 Rf4+ 45. Ke1 Re3+ 46. Kd2 Rd3+ (46... Rf2+ $142 47. Ne2 Rexe2+ 48. Kd1 Nxc3+ 49. Kc1 Rf1#) 47. Ke1 Rfxd4 $4 {[%mdl 8192]} (47... Re4+ {and life is good for Black.} 48. Kf2 Rf4+ 49. Kg2 Ne3+ 50. Kg3 Rdxd4 51. cxd4 Rxd4 52. Bb7 c3 53. Be4 c2 54. Bxc2 Nxc2 55. Kh3 Nxa3 56. d8=R Rxd8 57. Kg4 Rd4+ 58. Kg3 Nc2 59. Kf2 Rd2+ 60. Kg1 a5 61. Kh1 Kf5 62. Kg1 Kf4 63. Kf1 Kg3 64. Kg1 Rd1#) 48. d8=Q+ $18 Ne7 49. Qf8+ Kg6 50. cxd4 Re3+ 51. Kd2 Rd3+ 52. Kc2 Nd5 53. Bf5+ {White mates.} Kg5 54. Bxd3 Ne3+ 55. Kd2 cxd3 56. Kxe3 {Never resign too early! Accuracy: White = 39%, Black = 46%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "8.8"]
[White "Goraj, Barbara"]
[Black "Socko, Bartosz"]
[Result "1/2-1/2"]
[ECO "C05"]
[WhiteElo "2078"]
[BlackElo "2601"]
[Annotator "TA"]
[PlyCount "151"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,151,15,14,12,19,16,0,0,-10,0,0,0,0,9,0,0,-18,-10,-32,72,-32,-24,-29,-18,-18,-18,-18,-17,-8,0,-34,-34,-34,-34,-33,-24,-34,-28,-67,-72,-132,-28,-36,-6,-4,-4,-9,-12,-9,0,0,91,0,0,0,0,0,0,0,0,0,0,0,41,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,15,0,182,0,0,0,0,0,0,-923,-893,-890,-717,-4602,-264,-252,-245,-179,-22,-26,0,0,29975,29974,29973,29971,29977,29978,29977,8,8,8,8,8,8,8]} 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 b6 7. Ne2 Ba6 8. Nf3 Bxd3 9. Qxd3 Be7 {C06: French Tarrasch: 3...Nf6 4 e5 Nfd7 5 Bd3 main lines.} 10. O-O Nc6 {[%cal Bb8c6,Bc6a5,Ba5b3][%mdl 32]} 11. a3 c4 12. Qc2 {[#]} Na5 $146 ({Predecessor:} 12... Qc7 13. Ng5 h6 14. Nh3 O-O-O 15. f4 f5 16. Be3 Rdg8 17. Nc1 Na5 18. b3 cxb3 19. Nxb3 {0-1 (60) Vu,T (1637)-Nguyen,V (2249) Nha Trang 2009}) 13. Be3 Nb3 14. Rae1 O-O 15. Nd2 Nxd2 16. Qxd2 b5 17. f4 g6 (17... f5 $1 $15 {keeps the upper hand.}) 18. Kh1 (18. f5 $1 $16) 18... a5 19. Ra1 b4 20. axb4 axb4 21. g4 f5 22. gxf5 gxf5 23. Rg1+ Kh8 24. cxb4 Rxa1 25. Rxa1 Qb6 26. Qc2 Qxb4 27. Bd2 Qb7 28. Bc3 {[#]} (28. Rg1 $142) 28... Rg8 (28... Nc5 $1 $17 {[%mdl 512]} 29. Rg1 (29. dxc5 d4+) 29... Ra8) 29. Qa4 $11 Bh4 30. Qa6 Qb3 {( -> ...Qc2)} 31. Qa4 $1 $132 {[%mdl 2048] White is not holding back} ({Not} 31. Qxe6 $2 Qc2 $19) 31... Qxa4 32. Rxa4 Bf2 33. Ra6 Rg6 (33... Re8 $11) 34. Ra8+ ({Better is} 34. Bb4 $16) 34... Rg8 35. Ra6 Re8 36. Kg2 Bh4 $1 37. Kf3 Nf8 38. Bb4 {Hoping for Bxf8.} Ng6 39. Rb6 Kg8 40. Rb7 Ra8 41. Ba3 Be1 42. Rb6 Kf7 43. Rb7+ Kg8 44. Rb6 Re8 45. Rb7 Bd2 46. Bb4 Bxb4 47. Rxb4 {[%mdl 4096] Endgame KRN-KRN} Re7 48. Rb6 Kf7 49. Nc3 Ra7 50. Nb5 Ra1 51. Rb7+ Kg8 52. Nc7 Nf8 53. Rb8 Kf7 54. Rb7 Kg6 55. Rb6 Rf1+ 56. Ke3 Kf7 57. Rb7 Kg6 58. Rb6 Kh5 59. Nxe6 Ng6 $2 (59... Nxe6 $11 {and Black stays safe.} 60. Rxe6 Rd1) 60. Ng7+ $2 ({White should play} 60. Rb5 $18) 60... Kg4 61. h3+ Kxh3 62. Nxf5 Rxf4 63. Rxg6 $2 {[%mdl 8192] KRN-KR} (63. Rf6 $11) 63... Re4+ $19 64. Kf3 hxg6 {KR-KN} 65. Ne7 Rxd4 $2 (65... g5 {Strongly threatening ...g4+.} 66. Nxd5 Rxd4) 66. Nxg6 Rd3+ 67. Kf4 Rd2 $2 (67... Rg3 $19 68. Ne7 d4) 68. e6 Rf2+ 69. Kg5 {And now e7 would win.} Kg3 $2 {[%mdl 8192]} (69... Rxb2 $11 70. Nf4+ Kh2) 70. e7 Re2 71. Kf5 Rxe7 72. Nxe7 d4 {[#]} 73. Ke4 $2 (73. Nd5 $1 {mates} Kf3 74. Ke5 d3 75. Kd4 d2 76. Nc3 Kg3 77. Ne4+ Kf4 78. Nxd2) 73... c3 $1 $11 {[%cal Rc3b2] The position is equal.} 74. bxc3 dxc3 {White must now prevent ...c2.} 75. Kd3 c2 76. Kxc2 {Accuracy: White = 78%, Black = 72%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "8.9"]
[White "Redzisz, Michal"]
[Black "Lewicki, Miroslaw"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "2164"]
[BlackElo "2348"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,54,23,24,20,49,29,68,65,52,60,74,68,71,70,80,75,72,14,49,43,104,-306,-267,-12832,-12833,-12833,-12833,-12833,-12827,-5389,-1383,-29985,-29986,-29988,-29989,-29997,-29998]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Ne5 Nc6 8. Bxc6 bxc6 9. Nxc6 Qd7 10. Nxe7+ Qxe7 11. Qc2 {E05: Open Catalan: 5 Nf3 Be7.} a5 {[#]} 12. Na3 $146 ({Predecessor:} 12. Nc3 c5 13. Rd1 Bb7 14. Bg5 Rfd8 15. dxc5 Qxc5 16. Bxf6 gxf6 17. Rxd8+ Rxd8 18. Rd1 Rd4 19. Rxd4 Qxd4 {1-0 (48) De Rover,Y (2415)-Van Baar,E (2253) Hilversum 2018}) 12... e5 13. dxe5 {White is slightly better.} Qxe5 14. Nxc4 Qh5 15. f3 Ba6 16. Be3 Rfe8 {Strongly threatening ...Bxc4.} 17. Bf2 $1 Re6 18. Rfd1 (18. Rad1 $16) 18... Rae8 $11 19. Rd2 Qh3 (19... Bb7 $14) 20. Rad1 $2 {[%mdl 8192] [#] White does not recover from this.} (20. e4 $16 {keeps the pressure on.}) 20... Bb7 $1 $19 {...Ng4! is the strong threat.} 21. Nxa5 $2 {[#]} (21. g4 Nxg4 22. Bg3 Nxh2 23. Bxh2 Rg6+ 24. Qxg6 hxg6 25. b3) 21... Ng4 $1 {[%mdl 512]} 22. e4 (22. fxg4 Qg2#) 22... Qxh2+ 23. Kf1 Ba6+ 24. Nc4 Ne5 (24... Qh1+ $142 25. Ke2 {[#]} Rxe4+ $1 {[%mdl 512]} 26. Qxe4 Bxc4+ 27. Rd3 Rxe4+ 28. Kd2 Qh6+ 29. Be3 Rxe3 30. Rxe3 Nxe3) 25. b3 Qh1+ {[%mdl 64] Double Attack. Black mates.} 26. Ke2 Qxf3+ 27. Kf1 Rh6 {Accuracy: White = 49%, Black = 61%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "8.10"]
[White "Tsatsalashvili, Keti"]
[Black "Zima, Teofil"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2246"]
[BlackElo "1897"]
[Annotator "ChessBase"]
[PlyCount "46"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "180+2"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:02]} g6 {[%emt 0:00:00]} 3. c4 {[%emt 0:00:00]} Bg7 {[%emt 0:00:00]} 4. Nc3 {[%emt 0:00:01]} d6 {[%emt 0:00:02]} 5. e4 {[%emt 0:00:01]} O-O {[%emt 0:00:01]} 6. h3 {[%emt 0:00:01]} Nbd7 {[%emt 0:00:04]} 7. Be2 {[%emt 0:00:02]} e5 {[%emt 0:00:02]} 8. Be3 {[%emt 0:00:09]} exd4 {[%emt 0:00:13]} 9. Nxd4 {[%emt 0:00:06]} Re8 {[%emt 0:00:01]} 10. f3 {[%emt 0:00:22]} c6 {[%emt 0:00:14]} 11. Nc2 {[%emt 0:00:13]} d5 {[%emt 0:00:27]} 12. cxd5 {[%emt 0:00:04]} cxd5 {[%emt 0:00:05]} 13. exd5 {[%emt 0:00:11]} Nb6 {[%emt 0:00:17]} 14. d6 {[%emt 0:00:23]} Bf5 {[%emt 0:00:10]} 15. Bf2 {[%emt 0:00:10]} Nc4 {[%emt 0:00:37]} 16. O-O {[%emt 0:00:15]} Nxb2 {[%emt 0:00:09]} 17. Qd2 {[%emt 0:00:13]} Qa5 {[%emt 0:00:30]} 18. Nd4 {[%emt 0:00:23]} Na4 {[%emt 0:00:22]} 19. Ne4 {[%emt 0:00:17]} Qxd2 {[%emt 0:00:07]} 20. Nxd2 {[%emt 0:00:00]} Bd7 {[%emt 0:00:09]} 21. Bb5 {[%emt 0:00:11]} Nc3 {[%emt 0:00:03]} 22. Bxd7 Nxd7 {[%emt 0:00:01]} 23. N2b3 {[%emt 0:00:15]} Ne2+ 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "9.1"]
[White "Janik, Igor"]
[Black "Golubka, Petro"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2470"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "24"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,24,27,16,23,-12,0,-14,-20,-11,-16,-20,-22,-7,0]} 1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Qe2 d6 6. O-O Be7 7. c3 e5 {C00: French: Unusual White 2nd moves.} 8. h3 O-O {The position is equal.} 9. d4 cxd4 10. cxd4 exd4 11. Rd1 Qb6 12. Na3 $1 {[#]} d5 $146 {[%mdl 32768] Not much happened in this game. Loss on time!?} ({Predecessor:} 12... Be6 13. Nc2 d5 14. e5 Ne4 15. Ncxd4 Bc5 16. Be3 Rfe8 17. Rac1 Rac8 18. Nxc6 Bxe3 19. Qxe3 Qxe3 20. fxe3 bxc6 {0-1 (60) Ivarsson,T (2149)-Rydstrom,T (2334) Malmo 2017}) 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "9.2"]
[White "Teclaf, Pawel"]
[Black "Piorun, Kacper"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2464"]
[BlackElo "2596"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,115,18,35,31,33,32,42,45,44,26,45,16,30,24,32,21,52,31,35,24,33,31,43,9,18,-38,-29,-34,-11,-19,0,-60,-62,-61,-41,-40,-35,-52,-23,-55,42,59,41,46,60,64,48,52,61,54,68,8,8,8,185,177,362,0,0,0,0,-1,-1,-74,84,104,100,87,87,94,198,125,123,125,147,114,116,122,238,29,41,39,386,381,437,396,29973,29976,29980,29973,29980,29982,29990,29982,29990,29971,29971,29970,29967,29969,29982,29981,29978,29979,29988,29979,29991,29992]} 1. Nf3 d5 2. b3 Nf6 3. Bb2 Bg4 4. g3 Bxf3 5. exf3 Nbd7 6. f4 {A06: Réti Opening: 1 Nf3 d5.} e6 7. Bg2 Bd6 8. O-O {White is slightly better.} c6 9. d3 O-O 10. Nd2 {[%cal Bb1d2,Bd2f3,Bf3e5][%mdl 32]} a5 11. a3 Re8 12. Nf3 Bf8 13. Qd2 {[#]} g6 $146 ({Predecessor:} 13... Qb6 14. Rfb1 Qc7 15. Nd4 g6 16. Bc3 Nh5 {½-½ (16) Garcia Palermo,C (2370)-Rossetto,H (2420) Montevideo 1976}) 14. Ne5 Bg7 15. Rfe1 Qc7 16. Bd4 Ng4 {[%cal Rd7e5]} 17. Qc3 ({Better is} 17. Nf3 $11) 17... Ngxe5 18. fxe5 c5 {And now ...Rac8 would win.} 19. f4 b5 (19... Rac8 $5 20. Bf2 $8 f6 $11) 20. b4 (20. Bf2 $11) 20... Bf8 $15 21. Reb1 Qb6 22. bxc5 Bxc5 23. Bxc5 Nxc5 {[%cal Bd7c5,Bc5b3,Bb3d4,Bd4e2][%mdl 32]} 24. Qd4 Qc6 (24... Rab8 $15) 25. c4 $1 $14 {[%cal Rc4d5]} bxc4 26. dxc4 Rad8 27. cxd5 exd5 28. Rc1 Nb3 29. Rxc6 Nxd4 30. Rd6 ({White should play} 30. Ra6 $14) 30... Rxd6 $11 31. exd6 {[%mdl 4096] Endgame KRB-KRN} Ne2+ $2 (31... Nf5 $11) 32. Kf2 $18 {Black must now prevent d7.} Nc3 $2 (32... Nd4 33. Rd1 (33. Bxd5 Rd8 $14) 33... Ne6 34. Rxd5 Rd8) 33. Re1 $2 (33. Rc1 $18 d4 34. d7) 33... Rd8 $11 34. Ke3 Rxd6 35. Kd3 Ne4 36. Rb1 (36. Re2 $11 {remains equal.}) 36... Nf2+ $2 (36... Rc6 $1 $17) 37. Kd4 $16 Ng4 38. Rb5 ({Much worse is} 38. Bxd5 $6 Nxh2 39. Rb7 Rf6 $11) 38... Nxh2 39. Rxa5 Rb6 (39... Rf6 $16) 40. Bxd5 (40. Ra7 $18) 40... Nf1 41. Ra7 Rf6 42. a4 $1 {Hoping for Rxf7!} Nxg3 43. a5 Ne2+ (43... Rxf4+ $16 44. Ke5 Ra4) 44. Ke5 $2 (44. Kc5 $18 {Strongly threatening Rxf7!} Nxf4 45. Bxf7+ $1 {[%mdl 512]} Kf8 46. Bc4) 44... Rf5+ $11 45. Kd6 {Threatens to win with Rxf7!} Nxf4 $2 {[%mdl 8192] [#]} ({Black should try} 45... Nc3 $14 46. Bc6 Nb5+ 47. Bxb5 Rxb5) 46. Bxf7+ $1 $18 {[%mdl 512]} Kf8 ({Not} 46... Rxf7 47. Rxf7 Kxf7 48. a6 $18) 47. a6 Ra5 $2 (47... Nd3 $18 48. Rc7 Ra5) 48. Bc4 {White mates.} g5 49. Rxh7 Ra1 50. a7 Ng6 51. Rb7 Ra5 52. Rb8+ Kg7 53. a8=Q Rxa8 54. Rxa8 g4 55. Bd5 Kf6 56. Be4 Nh4 57. Rg8 Kf7 58. Rxg4 {Accuracy: White = 71%, Black = 57%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "9.3"]
[White "Jakubowski, Krzysztof"]
[Black "Miton, Kamil"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2481"]
[BlackElo "2590"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,96,16,8,6,24,16,25,-4,-7,-36,-40,-39,-37,-31,-34,-28,-2,-59,-26,-18,0,-43,-2,-64,-43,-52,-20,-54,0,0,0,-56,-61,-55,-47,-48,-35,-47,-33,-211,-221,-222,-208,-228,-217,-261,-185,-200,-184,-224,-187,-197,-181,-197,0,-160,-53,-62,-77,-29,-10,-14,110,0,29,-90,93,78,88,84,107,118,113,0,0,-8,-8,-8,0,0,0,0,39,57,365,349,29998,29994,29999]} 1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Bf4 g6 5. e3 Bg7 6. Nf3 {A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6).} O-O 7. Be2 d6 8. h3 {White has an edge.} Ne4 9. O-O Nxc3 10. bxc3 {[#]} Nc6 $146 ({Predecessor:} 10... c5 11. Qb3 Nc6 12. Rfd1 Na5 13. Qa4 Qe8 14. Qxe8 Rfxe8 15. Rac1 Ba6 16. Nd2 Rab8 {0-1 (52) Stroganov,A (1826)-Sargissyan,S (2249) Minsk 2018}) 11. Bg3 Na5 12. Nd2 c5 13. d5 (13. Nb3 $11) 13... Ba6 14. Qc2 Qd7 15. a4 e6 16. e4 (16. dxe6 $11 fxe6 17. Rad1) 16... Rae8 17. Bd3 exd5 18. exd5 Re7 19. Bh4 Ree8 20. Bg3 f5 21. Bf4 Be5 22. Bh6 Rf7 23. Rae1 Rfe7 {And now ...Bh2+! would win.} 24. Bg5 $2 {[#]} (24. Rc1 $15) 24... Bh2+ $1 $19 {[%mdl 576] Discovered Attack} 25. Kxh2 Rxe1 26. Rxe1 Rxe1 27. Bf4 Re8 28. g3 Qe7 29. Kg2 Qf6 30. h4 Kg7 31. Qc1 Kg8 $2 (31... Qe7 $19 {...Nxc4! is the strong threat.} 32. Bg5 Qd7) 32. Bg5 $2 (32. Qc2 $1 $11) 32... Qe5 (32... Qf7 $17 33. Qd1 Qg7) 33. Nf3 $15 Qg7 34. Qf4 Qd7 {[#]} 35. h5 $1 {[%mdl 512] [#]} Nb7 (35... Nxc4 $1 $11 {[%mdl 512]} 36. Bxc4 Re4 {[%mdl 64] Double Attack} 37. Bxa6 Rxf4 38. Bxf4 Qxa4) (35... gxh5 36. Nh4) 36. Qh4 (36. Bh6 $1 $16) 36... Qf7 37. Bf6 (37. hxg6 $11 {remains equal.} hxg6 38. g4) 37... Re4 $2 (37... h6 $17 {keeps the pressure on. Strongly threatening ...Na5.} 38. Nd2 g5 39. Bxg5 hxg5 40. Qxg5+ Kh8) 38. Bxe4 $16 fxe4 39. Nd2 Na5 40. Nxe4 Bxc4 {[#]} 41. hxg6 ({Only move:} 41. Kh2 $1 $16 Nb7 42. Bg5) 41... Qxg6 $11 42. Nxd6 Bxd5+ 43. Kh2 Nc6 44. c4 $40 {[%mdl 128] White mounts an attack.} Bf3 45. Qf4 Qh5+ 46. Bh4 $1 {aiming for Nf5.} Ne5 $2 {[%mdl 8192] [#]} (46... Nd4 $14) 47. Nf5 $1 $18 {[%cal Rf5e7] White wants to mate with Ne7+.} Bc6 $2 (47... Nd7 $18 48. g4 {[%mdl 64] Decoy} Bxg4 49. Nh6+ Kg7 50. Qxg4+ Qxg4 51. Nxg4 h5) 48. Qxe5 {[%csl Gf5][%cal Re5g7]} Qf3 49. Qg7# {White used his chance. Accuracy: White = 62%, Black = 53%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "9.4"]
[White "Klekowski, Maciej"]
[Black "Koziak, Vitali"]
[Result "1/2-1/2"]
[ECO "A12"]
[WhiteElo "2511"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,114,9,0,0,0,12,10,7,0,18,12,9,13,24,0,0,-139,-68,-43,0,0,0,0,0,0,0,-11,0,0,5,0,0,-10,26,0,0,0,0,0,0,-77,-8,-198,-82,-289,-288,-350,-362,-454,-433,-649,-406,-393,-411,-393,-373,-537,-376,-579,-389,-389,-389,-403,-402,-399,-393,-389,-387,-397,-362,-370,-354,-362,-362,-359,-307,-362,-357,-357,-293,-29950,-475,-467,-467,-435,-157,-215,-155,-154,-146,-106,0,-80,0,0,0,0,0,0,0]} 1. c4 c6 2. Nf3 d5 3. b3 Bg4 4. Bb2 Nf6 5. e3 e6 6. Be2 Nbd7 7. O-O Bd6 8. d3 O-O 9. Nbd2 Re8 {has lost popularity (9...Qe7). A12: English Opening: 1...c6 with b3 by White.} 10. h3 Bxf3 11. Nxf3 e5 {[#]} 12. a3 $146 ({Predecessor:} 12. Rc1 Rc8 13. Qc2 Qe7 14. Nd2 Ba3 15. Bxa3 Qxa3 16. Nb1 Qe7 17. Qb2 Red8 18. cxd5 cxd5 {½-½ (60) Alvarez,L (2111)-Jesse,J (1790) Laguna Paiva 2018}) 12... a5 13. Qc2 Qe7 14. Rfd1 Rad8 15. Qc3 d4 16. Qxa5 (16. exd4 $11 exd4 17. Nxd4) 16... dxe3 (16... Nc5 $17 17. Qe1 dxe3) 17. fxe3 $15 Ra8 18. Qc3 Bxa3 19. Rxa3 Rxa3 20. Bxa3 Qxa3 21. Ra1 Qc5 22. d4 Qe7 23. Bf1 Ne4 24. Qe1 Nd6 25. Qb4 (25. c5 $5 {[%cal Rc5d6]} Nf5 26. Qf2 $14) 25... exd4 26. exd4 {Black must now prevent Re1.} Qe3+ 27. Kh1 Ne4 $36 {[%mdl 2048] Black is pushing.} 28. Qe1 (28. Re1 $11 Qf4 29. Kg1) 28... Qf4 (28... Qxb3 $17 29. Kh2 Ndf6) 29. Qc1 $2 (29. Kg1 $11) 29... Qg3 (29... Nf2+ $19 30. Kg1 Nxh3+ $1 {[%mdl 576] Deflection} 31. gxh3 Qxf3) 30. Ra2 $2 (30. Kg1 $17) 30... Nf2+ $19 31. Rxf2 Qxf2 32. Kh2 Nf6 33. Bd3 (33. Qd1 $142) 33... Qe3 34. Qc2 Qf4+ 35. Kg1 Ne4 36. b4 (36. Qe2 $142) 36... g6 37. b5 (37. Qe2 {might work better.}) 37... Ng3 38. bxc6 bxc6 39. c5 Qe3+ 40. Kh2 Ne4 41. Bxe4 Qxe4 {[%mdl 4096] Endgame KQR-KQN} ({Resist} 41... Rxe4 42. Qb2 $19) 42. Qb3 Qf4+ 43. Kg1 Ra8 44. Kf2 Kg7 45. Qb2 Qf6 46. Kg1 Re8 47. Ne5 h5 48. Nd7 $2 (48. Nf3 $19) 48... Qe7 (48... Re1+ $142 49. Kh2 Qf4+ 50. g3 Qf1 51. d5+ f6 52. Qxf6+ Qxf6 53. Nxf6 Kxf6 54. Kg2 cxd5 55. Kf2 Re6 56. c6 Rxc6 57. Ke1 Rc3 58. Kf2 d4 59. Ke2 Rxg3 60. Ke1 Rxh3 61. Ke2 Re3+ 62. Kd1 h4 63. Kc2 h3 64. Kd2 h2 65. Kc2 h1=Q 66. Kd2 Rg3 67. Ke2 Qh2+ 68. Kf1 Rg1#) 49. d5+ f6 50. dxc6 {intending Qd4.} Qe1+ (50... Qe6 $142 51. Qd4 Qxc6) 51. Kh2 Qf1 52. c7 {[#]} Qf4+ $1 53. g3 Qf5 {[#]} ({But not} 53... Qxc7 $6 54. Nxf6 Rb8 55. Qc3 $11) (53... Qf3 $17 54. c8=Q Rxc8 55. Nxf6 Kf7) 54. Nb6 (54. c8=R $1 $11 {[%mdl 512] keeps the balance.} Rxc8 55. Qb7 Qf2+ 56. Kh1) 54... Qf3 ({Black should try} 54... Qxc5 $17 55. c8=Q Rxc8 56. Nxc8 Qxc8) 55. c8=Q $11 {The position is equal.} Re2+ $1 56. Qxe2 $1 Qxe2+ 57. Kg1 {aiming for Qd7+.} Qe1+ {Accuracy: White = 53%, Black = 56%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "9.5"]
[White "Sadzikowski, Daniel"]
[Black "Faron, Rafal"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2413"]
[BlackElo "2224"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,61,21,35,29,48,48,35,39,29,48,33,-44,-41,-45,-34,-41,-52,-50,-46,-60,-35,-68,-75,-72,-87,-261,-270,-442,-419,-439,-425,-850,-822,-826,-763,-1017,-402,-404,-393,-459,-474,-1302,-1290,-1521,-1195,-1914,-1893,-29995,-29996,-29996]} 1. c4 Nf6 2. g3 g6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. d3 Bg7 7. Be3 Nc6 8. Rc1 {A16: English Opening: 1...Nf6 with ...d5.} O-O 9. h4 h5 {[#]} 10. Nf3 $146 {White is slightly better.} ({Predecessor:} 10. Qd2 Re8 11. Nf3 Bg4 12. O-O a5 13. Ne4 Nd5 14. Bh6 Bh8 15. Nc5 b6 16. Ne4 {1-0 (141) Fantinel,T (2405)-Rakotomaharo,F (2407) Paris 2017}) 10... e5 11. O-O Nd4 12. Bxd4 (12. Bg5 $14 f6 13. Bd2) 12... exd4 $15 13. Ne4 c6 14. Qb3 Be6 15. Qa3 Re8 16. Qa5 Qe7 17. a3 Bd5 18. Nfd2 Bh6 19. Rc2 $2 {[#]} (19. Rfe1 $17) 19... f5 $19 20. Nc5 $2 (20. Ng5 {might work better.} Qxe2 21. Qb4 Bxg5 22. hxg5 Qxd3 23. Bxd5+ Nxd5 24. Qc4) 20... Bxg2 21. Kxg2 Qxe2 22. Kg1 (22. Nxb7 $142 Qxd3 23. Qc5) 22... f4 23. Nce4 fxg3 24. Nxg3 Qg4 (24... Qxd3 $142 25. Rfc1 Nd5) 25. Nde4 {[#] And now Nf6+ would win.} Rf8 26. Qe5 Nd5 {Strongly threatening ...Bf4.} 27. Ng5 (27. f3 $142 Be3+ 28. Kh1 Rxf3 29. Rxf3 Qxf3+ 30. Rg2) 27... Rae8 28. Qd6 Rf6 29. Qc5 Bxg5 30. Kg2 Nf4+ 31. Kg1 {[%mdl 32768] White got outplayed after the opening. Accuracy: White = 34%, Black = 86%. . Sensor Board Error (Ke4/e5)?} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "9.6"]
[White "Lewicki, Miroslaw"]
[Black "Krasenkova, Ilena"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "2348"]
[BlackElo "2178"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,45,54,46,53,69,60,92,74,87,31,85,50,78,9,15,5,0,0,127,135,123,67,168,162,163,168,191,188,177,106,199,198,190,189,302,258,431,428]} 1. e4 Nf6 2. e5 Nd5 3. Nf3 e6 4. d4 Be7 5. Bd3 {[#]} Nb4 $146 ({Predecessor:} 5... O-O 6. h4 d6 7. Bxh7+ Kxh7 8. Ng5+ Kg8 9. Qh5 Bxg5 10. hxg5 f5 11. g6 {1-0 (11) Pilzak,M (2072)-Cygan,M (1393) Wroclaw 2020}) 6. Be2 {C01: French: Exchange Variation.} d5 7. O-O O-O 8. a3 {White is better.} N4c6 9. Bf4 (9. Bd3 $16) 9... a5 (9... f6 $14) 10. Bg3 b6 11. Nbd2 (11. c4 $16) 11... Ba6 $11 12. c4 dxc4 13. Nxc4 {[%cal Bd2c4,Bc4e3,Be3d5][%mdl 32]} b5 (13... Qd7 $11 {remains equal.}) 14. Ne3 $16 b4 {[#]} 15. Bxa6 ({Better is} 15. Re1 $1 $16) 15... Rxa6 {[#]} (15... Nxa6 $14 16. Rc1 Ncb8) 16. d5 $1 $18 exd5 17. Nxd5 bxa3 18. bxa3 h6 19. e6 (19. Qd3 $18) 19... Bd6 (19... fxe6 $16 {keeps fighting.} 20. Nxc7 {[%mdl 64] Double Attack} Qxd1 21. Rfxd1 (21. Raxd1 Rb6 $16) 21... Rb6 22. Nxe6 Rf5) 20. exf7+ Rxf7 {Strongly threatening ...Bxg3.} 21. Re1 Nd7 (21... a4 $142) 22. Qb3 Bxg3 $2 (22... Nc5 23. Qc4 a4 24. Nxc7 Na5 25. Qxf7+ Kxf7 26. Nxa6 Qb6) 23. hxg3 {Accuracy: White = 62%, Black = 30%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "9.7"]
[White "Walter, Szymon"]
[Black "Barski, Radoslaw"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2227"]
[BlackElo "2446"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,33,0,0,0,0,6,0,73,71,61,63,124,127,126,126]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 Nxd4 9. Bxf7+ Rxf7 10. Nxe5 Rf8 11. Qxd4 c5 {C88: Closed Ruy Lopez: Anti-Marshall Systems.} 12. Qd1 Bb7 13. Nc3 {[#]} c4 $146 (13... b4 $11 {keeps the balance.} 14. Nd5 Nxd5 15. exd5 Qc7) ({Predecessor:} 13... b4 14. Nd5 Nxd5 15. exd5 Bd6 16. c4 bxc3 17. bxc3 a5 18. Nf3 Qf6 19. Bg5 Qg6 {1-0 (72) Nepomniachtchi,I (2773)-Aronian,L (2762) Moscow 2019}) 14. Ng4 $16 Bc5 {[#] aiming for ...Nxg4.} 15. Be3 Qe7 (15... Bxe3 $14 16. Rxe3 (16. Nxe3 Nxe4 17. Nxe4 Bxe4 $14) 16... Nxg4 17. Qxg4 Qf6) 16. Nxf6+ Rxf6 17. Nd5 {White took control after the opening.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "9.8"]
[White "Jakubowska, Anna"]
[Black "Tsatsalashvili, Keti"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2051"]
[BlackElo "2246"]
[Annotator "ChessBase"]
[PlyCount "55"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "180+2"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nc3 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 3. g3 {[%emt 0:00:01]} Nc6 {[%emt 0:00:01]} 4. Bg2 {[%emt 0:00:02]} g6 {[%emt 0:00:01]} 5. d3 {[%emt 0:00:00]} Bg7 {[%emt 0:00:01]} 6. Nh3 {[%emt 0:00:03]} e5 {[%emt 0:00:04]} 7. O-O {[%emt 0:00:02]} Nge7 {[%emt 0:00:09]} 8. f4 {[%emt 0:00:01]} O-O {[%emt 0:00:05]} 9. f5 {[%emt 0:00:02]} gxf5 {[%emt 0:00:07]} 10. exf5 {[%emt 0:00:02]} Bxf5 {[%emt 0:00:03]} 11. Rxf5 {[%emt 0:00:01]} Nxf5 {[%emt 0:00:03]} 12. Be4 {[%emt 0:00:01]} Ncd4 {[%emt 0:01:01]} 13. Qh5 {[%emt 0:00:12]} Qf6 {[%emt 0:01:20]} 14. Nd5 {[%emt 0:00:01]} Qe6 {[%emt 0:00:01]} 15. c3 {[%emt 0:01:37]} h6 {[%emt 0:00:19]} 16. cxd4 {[%emt 0:00:08]} Nxd4 {[%emt 0:00:01]} 17. Nc7 {[%emt 0:00:07]} Qd7 {[%emt 0:00:06]} 18. Nxa8 {[%emt 0:00:04]} Rxa8 {[%emt 0:00:02]} 19. Bxh6 {[%emt 0:00:06]} f5 {[%emt 0:00:07]} 20. Bd5+ {[%emt 0:00:04]} Kf8 {[%emt 0:00:01]} 21. Ng5 {[%emt 0:00:04]} Bxh6 {[%emt 0:00:04]} 22. Qxh6+ {[%emt 0:00:02]} Ke7 {[%emt 0:00:01]} 23. Qg7+ {[%emt 0:00:04]} Kd8 {[%emt 0:00:00]} 24. Qf8+ {[%emt 0:00:10]} Kc7 {[%emt 0:00:01]} 25. Qxa8 {[%emt 0:00:03]} Kb6 {[%emt 0:00:01]} 26. Qxb7+ {[%emt 0:00:08]} Qxb7 {[%emt 0:00:01]} 27. Bxb7 {[%emt 0:00:01]} Kxb7 {[%emt 0:00:02]} 28. h4 {[%emt 0:00:02]} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "9.9"]
[White "Jarmula, Lukasz"]
[Black "Wilk, Igor"]
[Result "1-0"]
[ECO "A19"]
[WhiteElo "2244"]
[BlackElo "1744"]
[Annotator "ChessBase"]
[PlyCount "65"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "180+2"]

1. c4 Nf6 2. Nc3 e6 3. e4 c5 4. e5 Ng8 5. Nf3 Nc6 6. d4 cxd4 7. Nxd4 Nxe5 8. Ndb5 f6 9. Be3 a6 10. Nd6+ Bxd6 11. Qxd6 Ne7 12. Bb6 Nf5 13. Qc5 Qe7 14. Qxe7+ Kxe7 15. f4 Nc6 16. O-O-O d5 17. cxd5 exd5 18. Nxd5+ Kf7 19. Nc7 Rb8 20. Bc4+ {[%emt 0:01:44]} Kg6 {[%emt 0:01:28]} 21. g4 {[%emt 0:00:06]} Nfe7 {[%emt 0:00:16]} 22. f5+ {[%emt 0:00:06]} Kh6 {[%emt 0:00:09]} 23. Rd6 {[%emt 0:00:27]} Ne5 {[%emt 0:00:29]} 24. Be2 {[%emt 0:00:18]} Rf8 {[%emt 0:00:16]} 25. Be3+ {[%emt 0:00:07]} g5 {[%emt 0:00:01]} 26. h4 {[%emt 0:00:02]} Kg7 {[%emt 0:00:11]} 27. hxg5 {[%emt 0:00:01]} fxg5 {[%emt 0:00:01]} 28. Bd4 {[%emt 0:00:07]} N7c6 {[%emt 0:00:05]} 29. Rxc6 {[%emt 0:00:02]} bxc6 {[%emt 0:00:03]} 30. Bxe5+ {[%emt 0:00:02]} Kg8 {[%emt 0:00:08]} 31. Bc4+ {[%emt 0:00:02]} Rf7 {[%emt 0:00:01]} 32. Bxf7+ {[%emt 0:00:04]} Kxf7 {[%emt 0:00:01]} 33. Rxh7+ {[%emt 0:00:02]} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "9.10"]
[White "Socko, Bartosz"]
[Black "Turski, Bartlomiej"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2601"]
[BlackElo "1985"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,81,-10,2,-14,5,-4,98,0,0,0,27,29,27,20,154,153,149,-8,-15,-6,-6,-10,-20,-24,-3,-11,0,0,10,13,80,80,92,89,85,75,71,79,99,103,133,112,184,190,175,155,528,523,514,512,470,438,637,627,637,622,585,553,882,872,804,804,903,897]} 1. g3 g6 2. Bg2 Bg7 3. e4 c5 4. Ne2 Nc6 5. O-O e6 6. c4 Nge7 7. Nbc3 O-O 8. d3 d6 9. Be3 Nd4 10. Qd2 Nec6 11. f4 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7.} f5 12. Rae1 {[#]} e5 $146 {[#]} (12... Rb8 $11) ({Predecessor:} 12... Rb8 13. b3 a6 14. h3 b5 15. exf5 gxf5 16. cxb5 axb5 17. Bxc6 Nxc6 18. d4 d5 {½-½ (65) Pham,B (2167)-Galas,B (2073) Xingtai 2019}) 13. Bxd4 ({White should play} 13. fxe5 $1 $16 {Threatens to win with Bg5.} dxe5 14. exf5 Bxf5 15. Ne4) 13... cxd4 14. Nd5 Be6 15. exf5 Bxf5 16. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Qd7 (16... Kh8 $11) 17. b5 $16 Ne7 {[#]} 18. h3 $2 (18. Nxd4 $1 $16 {[%mdl 512]} Kh8 (18... exd4 19. Rxe7) 19. fxe5) 18... Nxd5 $11 19. Bxd5+ Be6 20. Bxe6+ Qxe6 21. Kh2 Qd7 22. fxe5 Bxe5 23. Nf4 $36 {[%mdl 2048] White has the initiative.} Rae8 24. Nd5 Rxf1 (24... a6 $11) 25. Rxf1 $16 Rf8 26. Rxf8+ Kxf8 27. Qf2+ Kg7 28. Kg2 Qe6 29. Qf3 Qd7 30. a4 b6 (30... a6 $16) 31. Qg4 Qf7 32. Qc8 h5 $2 {This costs Black the game.} (32... Kh6 $16 33. Qg4 Kg7) 33. Qc7 $18 {White is clearly winning.} Qxc7 34. Nxc7 {[%mdl 4096] Endgame KB-KN} Kf7 35. Kf3 Ke7 (35... Bg7 $142 36. Nd5 Ke8) 36. Nd5+ Kd7 37. g4 Ke6 38. Ke4 hxg4 39. hxg4 Kd7 40. Nb4 Kc7 41. Nc6 {Accuracy: White = 84%, Black = 45%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "10.1"]
[White "Janik, Igor"]
[Black "Teclaf, Pawel"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2470"]
[BlackElo "2464"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,65,19,2,-8,0,53,43,69,45,157,64,75,42,46,34,27,16,28,18,23,20,35,-10,-10,0,0,-12,0,1,9,-9,0,-107,-107,-106,-95,-135,-135,-121,-137,-165,-164,-208,-201,-217,-204,-240,-235,-2354,-2343,-5738,-2565,-12841,-12841,-12834,-12814,-29999]} 1. d4 e6 2. c4 b6 3. e4 Bb7 4. Nc3 Bb4 5. Bd3 f5 6. f3 Qh4+ {A40: Unusual replies to 1 d4.} 7. g3 Qf6 {[#]} (7... Qh5 $1 $11) 8. Nge2 $146 ({Predecessor:} 8. Be3 Nc6 9. Nge2 e5 10. Bc2 O-O-O 11. a3 Bxc3+ 12. bxc3 Nge7 13. Rf1 d6 14. d5 {0-1 (63) Pastukhov,B-Bernhard,P (2142) England 2013}) 8... Ne7 {White is slightly better.} 9. O-O {And now e5 would win.} O-O (9... Bxc3 $1 $14 10. bxc3 Nbc6) 10. Be3 (10. e5 $16 Qf7 11. Nb5) 10... Nbc6 11. e5 Qf7 12. Nb5 {aiming for a3.} a6 13. Nxc7 Rac8 14. a3 Rxc7 15. axb4 Nxb4 16. Nf4 Nxd3 17. Qxd3 g5 18. Ng2 Qh5 19. d5 exd5 20. Bxb6 Rxc4 21. Bd4 {[#]} (21. Ne3 $11 Rc6 22. Nxd5 Nxd5 23. Qxd5+ {[%mdl 64] Double Attack} Qf7 24. Qxf7+ Kxf7 25. Ba5) 21... f4 $1 $17 22. gxf4 gxf4 23. b3 Rc6 24. Rf2 Rg6 25. Bc5 Qxe5 26. Raa2 d6 27. Bd4 Qh5 28. Kh1 Nf5 {Strongly threatening ...Rh6.} 29. Nxf4 $2 (29. Rac2) 29... Ng3+ $1 $19 {[%mdl 64] Discovered Attack} 30. Kg2 Rxf4 31. hxg3 {[#]} Rxg3+ $1 {[%mdl 512]} 32. Kf1 (32. Kxg3 Qg5+) 32... Rgxf3 33. Qe2 Qh1# {Accuracy: White = 40%, Black = 87%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "10.2"]
[White "Golubka, Petro"]
[Black "Jakubowski, Krzysztof"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "2488"]
[BlackElo "2481"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,66,47,47,26,33,25,39,8,3,8,0,0,6,2,60,40,67,97,70,76,111,101,93,102,99,80,254,88,101,107,99,93,75,42,82,3,26,0,5,-8,-6,-8,-4,-9,0,-86,-83,-121,-114,-99,-110,-158,-97,-96,-97]} 1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 b5 6. Bd3 Ne7 7. O-O Nec6 8. Nb3 {B43: Sicilian: Kan Variation: 5 Nc3.} Be7 9. f4 O-O 10. Kh1 {White is slightly better.} d6 {[#]} 11. Be3 $146 ({Predecessor:} 11. Qh5 Nd7 12. Bd2 Bb7 13. Rae1 Nb4 14. f5 exf5 15. Qxf5 Ne5 16. Qh3 Bc8 17. Qe3 Nexd3 18. cxd3 {0-1 (40) Zshivkov,G-Kurtenkov,A (2385) Bankia 1992}) 11... Nd7 12. Qf3 Qc7 13. Qh3 g6 (13... Nb4 $11) 14. f5 b4 15. Ne2 ({Of course not} 15. fxe6 bxc3 16. exd7 Bxd7 $15) 15... exf5 16. exf5 Nde5 17. Nf4 Nxd3 18. Nd5 Qb7 {Hoping for ...Nde5.} 19. cxd3 {Strongly threatening Bh6.} Ne5 $2 (19... Bxf5 $16 20. Rxf5 gxf5) 20. Nb6 $2 (20. Nxe7+ $18 Qxe7 21. f6 Bxh3 22. fxe7) 20... Bxf5 $16 21. Rxf5 gxf5 22. Nxa8 Rxa8 23. Qxf5 Bf8 24. d4 (24. Nd4 $16) 24... Ng6 25. Bf2 Re8 26. Kg1 Re2 27. Rb1 $1 Bg7 28. Nc1 Nh4 $40 {[%csl Gh4][%cal Rb7g2][%mdl 128] Black attacks.} 29. Qg4 {[#]} (29. Qh3 $11 {keeps the balance.} Qe4 30. Qxh4 Qxb1 {[%mdl 64] Double Attack} 31. Qd8+ {[%mdl 64] Double Attack} Bf8 32. Qg5+ Bg7 33. Qd8+ {[%mdl 64] Double Attack} Bf8 34. Qg5+ Bg7 35. Qd8+ {[%mdl 64] Double Attack}) 29... Re4 $1 $17 {[%cal Re4g4]} ({Don't play} 29... Qe4 $6 30. Qxh4 Qxb1 31. Qd8+ Bf8 32. Qg5+ Bg7 33. Qd8+ Bf8 34. Qg5+ Bg7 35. Qd8+ $11 {[%mdl 64] Double Attack}) 30. Qh3 Bxd4 31. Bxd4 Rxd4 32. Ne2 {[#]} Re4 ({Black should play} 32... Qe4 $1 {[%cal Re4b1]} 33. Qg3+ Ng6) 33. Ng3 Rc4 {Accuracy: White = 57%, Black = 63%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "10.3"]
[White "Piorun, Kacper"]
[Black "Lewicki, Miroslaw"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2596"]
[BlackElo "2348"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,63,7,20,15,17,12,38,8,16,8,30,18,31,25,31,4,78,70,63,61,72,69,58,16,14,17,18,-7,111,64,152,152,144,146,484,217,488,481,679,672,693,673,700,660,635,627]} 1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. b3 Bb7 5. Bb2 Be7 6. Bd3 O-O 7. O-O d5 8. Qe2 Nbd7 9. Nbd2 Ne4 10. c4 c5 11. cxd5 {E14: Queen's Indian: Classical Variation (4 e3).} exd5 12. Rfd1 Bf6 13. Ba6 {[#] White is slightly better.} Bxa6 $146 ({Predecessor:} 13... Qc7 14. Rac1 Rac8 15. Bxb7 Qxb7 16. Nf1 Rfd8 17. Ng3 Nxg3 18. hxg3 a5 19. a4 Qc6 {½-½ (54) Koneru,H (2557)-Saduakassova,D (2428) Doha 2016}) 14. Qxa6 cxd4 15. Nxd4 Ndc5 16. Qe2 Qd7 17. b4 Na4 (17... Nxd2 $11 18. Qxd2 (18. Rxd2 Ne4 $11) (18. bxc5 Nc4 $11) 18... Ne4) 18. Nxe4 $16 dxe4 19. Nb5 Qe7 20. Bxf6 Qxf6 21. Rac1 Nb2 22. Rd4 $36 {[%mdl 2048] Black is under pressure.} Nd3 23. Rc2 Rfc8 (23... Rad8 $11) 24. h3 Qe5 (24... Rxc2 $14 25. Qxc2 Qg6) 25. Nd6 Rxc2 26. Qxc2 g6 $2 {[%mdl 8192] [#] This move loses the game for Black.} (26... h6 $16 {is a better chance.} 27. Nxe4 Nf4) 27. Qc4 (27. Qc6 $142 Rf8 28. Nxe4) 27... Rf8 $2 (27... Qe6 {might work better.} 28. Qxe6 (28. Nxe4 Qxc4 29. Rxc4 Rd8 $16) 28... fxe6 29. Nxe4 Nc1) 28. Nxe4 $18 {White is clearly winning.} Nb2 (28... Nxf2 $142 29. Kxf2 Re8) 29. Qc2 f5 30. Nd2 ({Not} 30. Qxb2 fxe4 31. a4 Re8 $16) 30... f4 31. Qxb2 fxe3 32. Qb3+ {[%mdl 64] Double Attack. Accuracy: White = 60%, Black = 31%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "10.4"]
[White "Sadzikowski, Daniel"]
[Black "Jarmula, Lukasz"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2413"]
[BlackElo "2244"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,63,0,0,0,-20,-8,-13,0,-10,-25,-12,-28,-47,-45,-35,-50,-56,-53,-62,0,0,8,0,0,0,4,6,18,12,29,22,26,0,35,0,26,0,33,28,41,48,62,0,0,0,0,0,0,0,0,-43]} 1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 c5 5. Bb2 Nc6 6. cxd5 exd5 7. Bb5 Bd6 8. O-O O-O {A13: English Opening: 1...e6.} 9. Bxc6 bxc6 10. d3 Bf5 {[#]} 11. Be5 $146 ({Predecessor:} 11. Re1 Re8 12. Qc2 c4 13. bxc4 dxc4 14. Qxc4 Bxd3 15. Qh4 Ne4 16. Qxd8 Raxd8 17. Nc3 {0-1 (53) Rotstein,A (2521)-Godena,M (2528) Saint Vincent 2006}) 11... Re8 12. Bxd6 Qxd6 13. Qc2 {[#]} c4 $1 {[%mdl 576] Decoy} 14. bxc4 dxc4 15. Qxc4 Bxd3 16. Rd1 {[#]} Bxc4 (16... Qxh2+ $1 $15 {[%mdl 512]} 17. Kxh2 (17. Nxh2 Bxc4) 17... Bxc4) 17. Rxd6 $11 Rad8 $132 {[%mdl 2048] Black is fighting back} 18. Rxd8 Rxd8 19. Nc3 Be6 20. h3 h6 21. Nd4 Bd7 22. Nb3 Be6 23. Nd4 Bd7 24. Nb3 Be6 25. Nc5 Bc4 26. Rc1 Rb8 27. a3 a5 28. N3e4 (28. e4 $14) 28... Nxe4 {The position is equal.} 29. Nxe4 Bd5 30. Nc3 Rb3 31. Nxd5 cxd5 32. Rc5 {Accuracy: White = 84%, Black = 87%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "10.5"]
[White "Koziak, Vitali"]
[Black "Walter, Szymon"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2434"]
[BlackElo "2227"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,75,23,-6,0,0,0,0,0,-22,-6,-41,6,0,27,0,36,0,0,0,32,41,91,82,71,100,91,91,104,68,85,35,55,25,24,26,82,76,89,79,200,95,220,133,352,399,374,329,546,475,840,393,653,472,5297,4659,29980,29980,29987,29988,29988,29989]} 1. Nf3 Nf6 2. c4 g6 3. b4 Bg7 4. Bb2 O-O 5. e3 d6 6. d4 a5 7. b5 Nbd7 8. Be2 e5 9. O-O {[%cal Rd4e5]} Re8 {A15: English Opening: 1...Nf6.} 10. a4 {[#]} exd4 $146 ({Predecessor:} 10... c5 11. dxe5 dxe5 12. Qc2 Qc7 13. Nc3 Nb6 14. e4 Nh5 15. Rfe1 Nf4 16. Bf1 Bg4 {0-1 (41) Rongwane,G (2079)-Isaev,J (2296) chess.com INT 2020}) 11. exd4 c5 {The position is equal.} 12. bxc6 bxc6 13. Nc3 {[%cal Bb1c3,Bc3b5,Bb5c7][%mdl 32]} d5 14. cxd5 cxd5 15. Ba3 Ba6 (15... Ne4 $5 {[%cal Re4c3]} 16. Nxd5 Nb6 17. Nxb6 Nc3 18. Nxa8 Nxd1 $11) 16. Nb5 Ne4 17. Rc1 Bf8 18. Bxf8 Rxf8 19. Nc7 Bxe2 20. Qxe2 Rb8 21. Nxd5 Re8 22. Rfe1 Ndf6 23. Nxf6+ Nxf6 24. Qa6 Rxe1+ 25. Rxe1 Nd5 (25... Rb4 $11 {keeps the balance.}) 26. g3 $16 Nb4 27. Qa7 {Hoping for Ne5.} Nd5 {[#]} (27... Nc6 $16 28. Qc5 Nb4) 28. Re5 (28. Ng5 $1 $18 {[%mdl 512] is more deadly.} Qc7 (28... Qxg5 29. Qxb8+) 29. Qxc7 Nxc7 30. Re7) 28... Nb4 (28... f6 $16 29. Re1 Ra8) 29. Qxa5 Qd7 $2 (29... Nc6 $16 {is a better defense.} 30. Qxd8+ Rxd8) 30. Rb5 $18 Rxb5 31. Qxb5 Qd6 $2 (31... Qxb5 32. axb5 Nd5) 32. a5 {[%cal Ba4a5,Ba5a6,Ba6a7][%mdl 32]} h5 (32... f6 $142 33. Kg2 h5) 33. Qc5 (33. Ne5 $142 Kf8 34. Qc4) 33... Qb8 $2 (33... Qxc5 34. dxc5 Na6) 34. Qb6 Qf8 (34... Qxb6 $142 35. axb6 Kf8) 35. a6 Nd5 36. Qb7 {White mates.} Qd8 37. a7 Nb6 {[#]} 38. Qb8 $1 {Accuracy: White = 47%, Black = 27%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "10.6"]
[White "Socko, Bartosz"]
[Black "Jakubowska, Anna"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2601"]
[BlackElo "2051"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,68,13,0,10,0,0,-8,14,23,37,29,36,20,27,14,22,9,34,0,23,0,-6,-8,41,34,47,40,164,170,162,103,128,91,195,231,220,191,381,383,403,395,397,404,391,386,481,392,383,384,426,425,477,477,609,583,709,690,741,720,622]} 1. g3 d5 2. Bg2 c6 3. Nf3 Nf6 4. O-O Bf5 5. d3 e6 6. Nc3 Be7 {A07: Réti Opening: New York and Capablanca Systems.} 7. Bf4 $5 {[%mdl 4] An interesting side line.} O-O {[#]} 8. Re1 $146 ({Predecessor:} 8. a4 Nbd7 9. Re1 a5 10. e4 dxe4 11. dxe4 Bg6 12. Ne5 Nxe5 13. Bxe5 Nd7 14. Bd6 {0-1 (51) Rahal,R (1799)-Roig Gorina,H (1863) Sabadell 2018}) 8... d4 {The position is equal.} 9. Nb1 Bg6 10. c3 dxc3 11. Nxc3 Nd5 12. Bd2 Nd7 13. Rc1 Qb6 14. Qc2 (14. e4 $5 {[%cal Re4d5]} N5f6 15. d4 $11) 14... Bf6 15. e4 Nb4 16. Qb1 Nc5 17. Be3 $1 $36 {[%mdl 2048] Hoping for Na4! Black is under pressure.} Nbxd3 {[#]} 18. Na4 $1 {[%mdl 512]} Qb5 ({Black should play} 18... Nxa4 $14 19. Bxb6 Nxe1) 19. Nxc5 $18 Nxe1 20. Rxe1 (20. Nxe1 $18 {Threatens to win with Ned3.} Qxb2 21. Nd7 (21. Nxb7 Rab8 $17)) 20... Rfd8 21. b3 Be7 (21... b6 $16) 22. Bf1 Qb4 23. Rc1 {[%cal Be1c1,Bc1c4,Bc4a4][%mdl 32]} b6 $2 {[#]} (23... Bxc5 {was called for.} 24. Rc4 (24. Rxc5 Bxe4 {[%mdl 64] Double Attack} 25. Qe1 Qxe1 $15) (24. Bxc5 Qxe4 25. Qxe4 Bxe4 $11) 24... Qa5 25. Rxc5 Qb4) 24. Rc4 Qa3 25. Ra4 Bxc5 26. Rxa3 Bxa3 27. Ne5 c5 28. Nxg6 hxg6 29. e5 Bb4 30. Qe4 {White is clearly winning.} Rac8 31. Qb7 Ba5 32. Bg5 Re8 33. Bb5 Rf8 34. Be7 Rb8 {Accuracy: White = 79%, Black = 50%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "10.7"]
[White "Miton, Kamil"]
[Black "Szczurek, Krzysztof"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "2590"]
[BlackElo "2091"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,72,28,53,32,43,24,47,25,43,27,53,44,45,22,14,14,11,14,16,0,8,8,14,0,7,12,25,6,11,-37,-17,-20,16,17,6,13,13,12,20,12,8,-14,0,0,0,0,0,0,0,0,0,-31,40,65,70,64,197,198,197,89,1031]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5 Nbd7 7. Qd2 c5 8. Nge2 {E81: King's Indian: Sämisch: 6th move deviations (including 6 Be3 c6).} a6 9. dxc5 dxc5 10. Ng3 {[#] White is slightly better.} Qc7 $146 ({Predecessor:} 10... Qa5 11. Bh6 Bxh6 12. Qxh6 b5 13. cxb5 axb5 14. Be2 b4 15. Nd1 Ba6 16. Bxa6 Qxa6 {0-1 (40) Farias,L (2215)-Valenzuela Fuentealba,L (2355) Vina del Mar 1997}) 11. Be2 b6 12. O-O Bb7 13. Nd5 Nxd5 14. cxd5 Qe5 15. Rab1 Qd4+ 16. Qxd4 Bxd4+ 17. Kh1 Rfe8 18. b4 e6 19. dxe6 Rxe6 20. Bc4 Ree8 21. Ne2 Bg7 22. bxc5 Rac8 23. c6 Rxc6 24. Bd5 Rc7 {[#] Hoping for ...Bxd5.} 25. Bf4 Be5 26. Bxb7 Rxb7 27. Bxe5 Nxe5 28. Nc3 b5 29. Nd5 $36 {[%mdl 2048] And now Nf6+ would win. White is pushing.} Kg7 30. Rfc1 Rd7 31. Rc5 f5 32. exf5 gxf5 (32... Nd3 $15 33. Rc7 Rxc7 34. Nxc7 Re2) 33. Nc7 $14 {[%mdl 64] [#] Double Attack} Ree7 34. Nxa6 Ra7 (34... Rd2 $14) 35. Nb4 $18 Rab7 36. Re1 (36. h3 $18 {has better winning chances.}) 36... Kf6 $2 {[%mdl 8192] Accuracy: White = 83%, Black = 76%.} (36... Nc6 $16 37. Rxe7+ Rxe7) 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "10.8"]
[White "Krasenkow, Michal"]
[Black "Socko, Monika"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2605"]
[BlackElo "2289"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,69,27,30,31,29,61,56,92,30,78,75,79,41,46,10,50,49,58,25,26,25,20,14,20,15,30,0,0,-65,-56,-70,-53,-60,-30,-73,-71,-57,-69,-66,-57,-50,221,380,331,-8,2030,1868,1827,1647,2037,1981,3043,2914]} 1. Nf3 Nf6 2. c4 d6 3. d4 g6 4. Nc3 Bg7 5. e4 O-O 6. h3 Nbd7 7. Bg5 e5 8. d5 a5 9. Nd2 {is the legacy move (9.g4).} Nc5 10. Be2 Qe8 {E92: King's Indian: Classical: 6 Be2 e5: 7 dxe5, 7 Be3 and Petrosian System without 7...Nbd7.} 11. h4 $5 {[%mdl 4] Leaves trodden paths.} h6 12. Be3 {[#]} Nh7 $146 {White is slightly better.} ({Predecessor:} 12... c6 13. dxc6 Qxc6 14. Qc2 Ne6 15. Nd5 Re8 16. Nxf6+ Bxf6 17. Bxh6 b5 18. Rc1 Nd4 {1-0 (28) Krasenkow,M (2643)-Szczepinski,M (2325) Trzcianka 2013}) 13. Nb3 ({White should try} 13. h5 $16) 13... Nxb3 14. axb3 Bd7 15. Qd2 h5 16. O-O-O a4 17. b4 a3 18. bxa3 Rxa3 19. Kb2 Ra8 20. Ra1 Qe7 21. g3 f5 22. Rxa8 Rxa8 23. Ra1 (23. f3 $11) 23... Rxa1 $15 24. Kxa1 f4 $1 {[%cal Rf4e3]} 25. Ba7 Qf8 (25... Bh6 $5 {[%cal Rf4g3]} 26. Qa2 Nf6 $11) 26. c5 fxg3 27. fxg3 Qf2 28. Qd3 Bh6 29. Kb2 Bg4 $2 {[%mdl 8192] [#]} (29... Nf6 $15 {stays ahead.}) 30. cxd6 $1 $18 Qxa7 31. Bxg4 $2 ({Only move:} 31. dxc7 $18 Bd7 32. d6) 31... hxg4 $2 {[%mdl 8192]} (31... cxd6 $11 32. Nb5 (32. Be6+ Kg7 $11) 32... Qf2+ 33. Qe2 Qb6) 32. dxc7 {White is clearly winning.} Qf2+ 33. Qc2 Qf8 {[#]} 34. d6 $1 {[%mdl 512]} Nf6 (34... Qxd6 35. c8=Q+) 35. Nb5 {Accuracy: White = 58%, Black = 50%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "10.9"]
[White "Dors, Ryszard"]
[Black "Klekowski, Maciej"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2179"]
[BlackElo "2511"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,48,-14,0,-31,-33,-41,-44,-43,-36,-48,-44,-64,-32,-109,-79,-120,-40,-68,-50,-52,-34,-50,0,-38,0,-106,-88,-111,-38,-44,-18,-27,3,-216,-210,-343,-347,-733,-594,-29978,-6885]} 1. Nf3 f5 2. e4 fxe4 3. Ng5 g6 4. Nc3 Bg7 5. d3 {[#]} h6 $146 ({Predecessor:} 5... e3 6. Bxe3 e5 7. d4 exd4 8. Bxd4 Bxd4 9. Qxd4 Qf6 10. Qd2 Qe7+ 11. Be2 Nf6 {1-0 (21) Fahrner,K (2339)-Danner,G (2435) Austria 2004}) 6. Ngxe4 {A04: Unusual lines after 1 Nf3 and King's Indian Attack.} d5 7. Ng3 c5 8. Be2 {Black is slightly better.} Nc6 9. O-O Nf6 10. Bf3 O-O 11. Bd2 (11. Nce2 $1 $15) 11... e5 12. Re1 a6 (12... Nd4 $1 $17 13. h3 Nxf3+ 14. Qxf3 Ne4 $1 {[%mdl 512]}) 13. a4 Qd6 14. a5 Nd4 15. Be2 Nxe2+ 16. Ncxe2 Be6 17. Bc3 (17. Qc1 $11) 17... Rf7 $36 {[%mdl 2048] Black is on the roll.} 18. Nc1 {[#]} d4 ({Better is} 18... Nd7 $1 $17 19. Bd2 b5 20. axb6 Qxb6) 19. Bd2 $15 Raf8 20. f3 h5 {White must now prevent ...h4.} 21. Nce2 $2 {This move loses the game for White.} (21. Qe2 $11 {and White stays safe.}) 21... h4 $19 22. Nf1 (22. Nh1 $142) 22... h3 23. g4 $2 {[#]} (23. Nfg3 Qc6 24. Rf1) 23... Nxg4 $1 {[%mdl 512]} 24. fxg4 Qc6 {Accuracy: White = 35%, Black = 56%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "10.10"]
[White "Tsatsalashvili, Keti"]
[Black "Flak, Pawel"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2246"]
[BlackElo "2157"]
[Annotator "ChessBase"]
[PlyCount "142"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "180+2"]

1. d4 {[%emt 0:00:00]} b6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:01]} Bb7 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:01]} Nf6 {[%emt 0:00:00]} 4. Nf3 {[%emt 0:00:05]} e6 {[%emt 0:00:01]} 5. a3 {[%emt 0:00:01]} Be7 {[%emt 0:00:02]} 6. Qc2 {[%emt 0:00:03]} d5 {[%emt 0:00:17]} 7. cxd5 {[%emt 0:00:02]} Nxd5 {[%emt 0:00:01]} 8. e4 {[%emt 0:00:03]} Nxc3 {[%emt 0:00:01]} 9. bxc3 {[%emt 0:00:01]} O-O {[%emt 0:00:02]} 10. Bd3 {[%emt 0:00:12]} c5 {[%emt 0:00:01]} 11. O-O {[%emt 0:00:05]} cxd4 {[%emt 0:00:01]} 12. cxd4 {[%emt 0:00:01]} Nc6 {[%emt 0:00:01]} 13. Bb2 {[%emt 0:00:23]} Rc8 {[%emt 0:00:04]} 14. Qe2 {[%emt 0:00:04]} Na5 {[%emt 0:00:07]} 15. Rad1 {[%emt 0:00:12]} Qd7 {[%emt 0:00:13]} 16. d5 {[%emt 0:00:28]} Qa4 {[%emt 0:00:33]} 17. Bb5 {[%emt 0:00:25]} Qc2 {[%emt 0:00:22]} 18. Rd2 {[%emt 0:00:04]} Qc5 {[%emt 0:00:00]} 19. dxe6 {[%emt 0:00:18]} fxe6 {[%emt 0:00:08]} 20. Bd7 {[%emt 0:00:01]} Rcd8 {[%emt 0:00:08]} 21. Bxe6+ {[%emt 0:00:03]} Kh8 {[%emt 0:00:01]} 22. Rxd8 {[%emt 0:00:14]} Bxd8 {[%emt 0:00:09]} 23. Ne5 {[%emt 0:00:07]} Qe7 {[%emt 0:00:08]} 24. Qg4 {[%emt 0:00:23]} Bxe4 {[%emt 0:00:25]} 25. Nf7+ {[%emt 0:00:11]} Rxf7 {[%emt 0:00:09]} 26. Bxf7 {[%emt 0:00:02]} Qxf7 {[%emt 0:00:17]} 27. Qxe4 {[%emt 0:00:01]} h6 {[%emt 0:00:10]} 28. Qa8 {[%emt 0:00:05]} Qd7 {[%emt 0:00:05]} 29. h3 {[%emt 0:00:08]} Kh7 {[%emt 0:00:06]} 30. Qe4+ {[%emt 0:00:01]} Kg8 {[%emt 0:00:02]} 31. Qf3 {[%emt 0:00:03]} Be7 {[%emt 0:00:16]} 32. Rd1 {[%emt 0:00:01]} Qe6 {[%emt 0:00:01]} 33. Qc3 {[%emt 0:00:05]} Qf7 {[%emt 0:00:04]} 34. Rd7 {[%emt 0:00:04]} Kf8 {[%emt 0:00:03]} 35. Qc8+ {[%emt 0:00:02]} Qe8 {[%emt 0:00:01]} 36. Qxe8+ {[%emt 0:00:03]} Kxe8 {[%emt 0:00:01]} 37. Rxa7 {[%emt 0:00:01]} Nc6 {[%emt 0:00:03]} 38. Ra8+ {[%emt 0:00:01]} Kf7 {[%emt 0:00:00]} 39. Rc8 {[%emt 0:00:03]} Na5 {[%emt 0:00:01]} 40. Rb8 {[%emt 0:00:01]} Nc4 {[%emt 0:00:01]} 41. Bc1 {[%emt 0:00:02]} Ke6 {[%emt 0:00:01]} 42. a4 {[%emt 0:00:02]} Bf6 {[%emt 0:00:01]} 43. Rb7 {[%emt 0:00:02]} Kd5 {[%emt 0:00:02]} 44. Be3 {[%emt 0:00:03]} Kc6 {[%emt 0:00:01]} 45. Rb8 {[%emt 0:00:02]} Be5 {[%emt 0:00:01]} 46. Kf1 {[%emt 0:00:01]} Bxb8 {[%emt 0:00:01]} 47. Ke2 {[%emt 0:00:02]} Bd6 {[%emt 0:00:03]} 48. Bd4 {[%emt 0:00:01]} g6 {[%emt 0:00:01]} 49. g4 {[%emt 0:00:00]} Kd5 {[%emt 0:00:01]} 50. Bg7 {[%emt 0:00:01]} h5 {[%emt 0:00:01]} 51. gxh5 {[%emt 0:00:01]} gxh5 {[%emt 0:00:00]} 52. Bc3 {[%emt 0:00:03]} Be5 {[%emt 0:00:03]} 53. Bb4 {[%emt 0:00:01]} Bd6 {[%emt 0:00:02]} 54. Bc3 {[%emt 0:00:00]} Be5 {[%emt 0:00:01]} 55. Bb4 {[%emt 0:00:01]} Bd4 {[%emt 0:00:02]} 56. f3 {[%emt 0:00:02]} Bc5 {[%emt 0:00:01]} 57. Bc3 {[%emt 0:00:00]} Bd4 {[%emt 0:00:01]} 58. Bb4 {[%emt 0:00:01]} Be5 {[%emt 0:00:04]} 59. Kd3 {[%emt 0:00:03]} Bf4 {[%emt 0:00:02]} 60. Ke2 {[%emt 0:00:02]} Bh6 {[%emt 0:00:02]} 61. Bc3 {[%emt 0:00:00]} Kc5 {[%emt 0:00:01]} 62. Be1 Nb2 {[%emt 0:00:02]} 63. a5 {[%emt 0:00:04]} b5 {[%emt 0:00:01]} 64. Bf2+ {[%emt 0:00:02]} Kc6 {[%emt 0:00:00]} 65. a6 {[%emt 0:00:00]} Nc4 {[%emt 0:00:02]} 66. Kd3 {[%emt 0:00:06]} Bf8 {[%emt 0:00:02]} 67. f4 {[%emt 0:00:04]} Bd6 {[%emt 0:00:09]} 68. f5 {[%emt 0:00:01]} Bc7 {[%emt 0:00:10]} 69. f6 {[%emt 0:00:02]} Bb6 {[%emt 0:00:05]} 70. Bxb6 {[%emt 0:00:07]} Kxb6 {[%emt 0:00:01]} 71. f7 {[%emt 0:00:01]} Ne5+ 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "11.1"]
[White "Koziak, Vitali"]
[Black "Janik, Igor"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2434"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,57,20,27,39,32,33,31,45,35,36,28,85,95,108,90,72,76,86,85,87,87,94,95,95,95,95,91,384,376,404,403,730,723,973,965,951,947,868,731,722,719,751,708,1342,712,29988,29986]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 Ne4 6. Nxe4 Bxe4 7. e3 g6 {E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7 .} 8. Bd3 Bxd3 9. Qxd3 Bg7 {White is slightly better.} 10. e4 {[#]} O-O $146 ({Predecessor:} 10... d6 11. Bg5 Qd7 12. O-O O-O 13. Rad1 a5 14. b3 h6 15. Be3 Qe7 16. c5 dxc5 17. dxc5 {1-0 (62) Rychagov,A (2537)-Nikolaidis,I (2534) Plomari 2019}) 11. h4 Nc6 (11... c5 $11 {keeps the balance.}) 12. h5 $16 d6 13. hxg6 fxg6 14. Be3 Qf6 15. O-O-O e5 16. d5 Nd4 17. Ng5 h6 {[#]} 18. Bxd4 $1 Qxg5+ 19. Be3 Qxg2 $2 {[%mdl 8192] Now Black is done in.} (19... Qg4 $16 {was necessary.}) 20. Rhg1 $18 Qf3 21. Rxg6 Kh7 (21... Rae8 $142 22. Bxh6 Re7) 22. Rdg1 Rf7 {[#]} 23. Rxg7+ $1 {[%mdl 512]} Rxg7 24. Rxg7+ Kh8 25. Rg6 Rf8 26. Rxh6+ Kg7 27. Qd1 Qg2 28. Qh1 Qg4 29. Rh7+ {Accuracy: White = 100%, Black = 57%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "11.2"]
[White "Teclaf, Pawel"]
[Black "Golubka, Petro"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2464"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,57,25,19,57,30,6,0,0,-26,0,-2,16,18,17,13,16,4,24,16,70,69,77,27,32,36,71,42,42,12,33,33,44,46,107,111,132,136,136,156,148,74,72,57,214,30,716,706]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Nf6 6. Nc3 Bb4 7. Qd3 O-O {B41: Sicilian: Kan Variation: 5 c4.} 8. O-O d6 {[#]} 9. f3 $146 ({Predecessor:} 9. Bg5 h6 10. Bh4 Nbd7 11. Nb3 Qc7 12. Rfd1 b5 13. a4 Bb7 14. axb5 Bxc3 15. Qxc3 Qxc3 16. bxc3 Bxe4 17. Rxd6 axb5 18. Rxa8 Rxa8 {½-½ (40) Ganguly,S (2623)-Akopian,V (2704) Dubai 2013}) 9... Nbd7 {The position is equal.} 10. a3 Bc5 {[#] And now ...e5 would win.} 11. Be3 b5 12. b4 Ba7 13. a4 $36 {[%mdl 2048] White is more active.} bxa4 14. Nxa4 d5 15. Nc6 Bxe3+ (15... dxe4 $1 $11 16. fxe4 Bxe3+ 17. Qxe3 Qc7) 16. Qxe3 $14 Qc7 17. Ne7+ (17. Qc3 $5 {[%cal Rc6e7]} Nb8 18. Na5 Qxc3 19. Nxc3 $14) 17... Kh8 18. exd5 exd5 {Threatens to win with ...Re8.} 19. Nxc8 (19. Rfe1 {looks sharper.} Re8 20. Bd3 Rb8 21. c3 Bb7 22. Qd4) 19... Rfxc8 20. Bd3 Qd6 (20... Re8 $5 {[%cal Re8e3]} 21. Qd4 Ne5 $14) 21. Qd4 Rab8 22. c3 Ne5 (22... Kg8 $14) 23. Nc5 $16 a5 {[%mdl 64] [#] Decoy} 24. Rxa5 Nc6 25. Ra6 Qd8 26. Qh4 (26. Qf4 $142) 26... d4 27. Bf5 {Black must now prevent Nd7!} Rc7 $2 ({Black should try} 27... dxc3 $14 28. Nd7 (28. Bxc8 Qxc8 29. Qc4 Nxb4 $11) 28... Rxb4) 28. Nd7 $2 (28. Ne4 $18 h6 29. Nxf6 Qxf6 30. Qg3) 28... g6 $2 {[%mdl 8192]} (28... Rxd7 $11 29. Rxc6 Rd5) 29. Nxb8 {[%mdl 64] Pin. Accuracy: White = 60%, Black = 58%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "11.3"]
[White "Jakubowski, Krzysztof"]
[Black "Piorun, Kacper"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "2481"]
[BlackElo "2596"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,90,52,21,28,22,18,-42,-7,-17,12,-46,-38,-50,-49,-45,-54,-50,-39,-43,-35,-103,-102,-95,-105,-125,-119,-131,-140,-140,-23,-35,-41,-42,-27,-243,-236,-222,-209,-390,-385,-377,-352,-431,-419,-417,-426,-413,-409,-531,-516,-556,-442,-439,-438,-430,-433,-453,-444,-494,-484,-577,-565,-552,-557,-512,-402,-404,-402,-12833,-12833,-6307,-5705,-29981,-29982,-12836,-12837]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. f3 d6 6. Nge2 b6 7. Be3 c5 8. d5 e6 9. Qd2 exd5 {E82: King's Indian: Sämisch: 6...b6.} 10. cxd5 Ba6 11. g4 (11. Bf4 $11) 11... Nbd7 {[%cal Bb8d7,Bd7e5,Be5d3][%mdl 32] [#] Black is slightly better.} 12. Ng3 $146 ({Predecessor:} 12. Kf2 Ne5 13. b3 Nfxg4+ 14. fxg4 Qf6+ 15. Nf4 Bxf1 16. Rhxf1 Nxg4+ 17. Kg3 Nxe3 18. Qxe3 Qxc3 {0-1 (25) Sattanino,A (1853)-Fassio,L (2081) Nichelino 2008}) 12... Bxf1 (12... Ne5 {with more complications.} 13. Qg2 b5 14. g5 Nfd7 15. f4 b4) 13. Rxf1 (13. Kxf1 $11 Ne5 14. Kg2) 13... Ne5 $15 14. Qe2 c4 15. Kf2 Nd3+ 16. Kg2 Nd7 17. Rad1 a6 18. Rxd3 (18. Qd2 $15) 18... cxd3 $17 19. Qxd3 b5 20. Bd4 Ne5 21. Qd1 Rc8 22. Nce2 Nc4 ({Black should try} 22... Qa5 $17 23. Qb3 Rc4) 23. b3 $11 Bxd4 24. Qxd4 Ne5 $36 {[%mdl 2048] Threatens to win with ...Rc2. Black has the initiative.} 25. h3 $2 {This move loses the game for White.} (25. Qd2 $11) 25... Rc2 $19 26. f4 Nd7 27. e5 $2 (27. Ra1 {keeps fighting.}) 27... dxe5 28. fxe5 Qe7 29. e6 fxe6 30. d6 Qg5 31. Rxf8+ Nxf8 32. d7 Qd8 33. Qd3 Rc7 34. Ne4 {If only White now had time for Nf6+....} Rxd7 35. Qc3 {If White can now play Nf6+ this consolidates a bit.} Rf7 36. g5 {[#]} Qd5 $1 37. N2g3 e5 38. Kh2 Kg7 39. h4 Ne6 40. Nf6 Rxf6 41. gxf6+ Kxf6 42. Qc8 (42. Qc2 $142) 42... Qd2+ {[%mdl 64] [#] Double Attack} 43. Kg1 Qe3+ {[%mdl 64] Double Attack} 44. Kh2 Qf2+ {[%mdl 64] Double Attack} 45. Kh1 Qxg3 {Accuracy: White = 48%, Black = 88%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "11.4"]
[White "Klekowski, Maciej"]
[Black "Socko, Bartosz"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "2511"]
[BlackElo "2601"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,113,-10,-17,0,0,-4,-8,6,-17,0,-27,10,-6,0,0,5,-3,0,0,0,0,0,0,5,0,10,-12,29,13,22,30,65,45,48,44,109,108,110,110,122,117,119,106,124,92,125,121,137,139,174,159,196,203,449,451,396,145,539,512,462,415,522,268,280,0,550,527,1070,1058,994,983,1150,1141,1045,1015,1150,1015,944,1029,1029,1014,828,905,826,824,4570,1615,1482,1055,1055,1040,951,940,1025,934,922,921,892,848,742,642,29979,29980]} 1. c4 e5 2. g3 Nf6 3. Nc3 Bb4 4. Bg2 O-O 5. e4 Bxc3 6. dxc3 d6 7. Qe2 Be6 {A22: English Opening: 1...e5 2 Nc3 Nf6.} 8. Nf3 h6 9. O-O Qd7 {[#] The position is equal.} 10. Rd1 $146 ({Predecessor:} 10. Nh4 Nc6 11. Be3 g5 12. Qf3 Ng4 13. Nf5 Bxf5 14. exf5 Nf6 15. g4 e4 16. Qh3 {½-½ (48) Palin,D (2145)-Borisovsky,V (2152) Saratov 2013}) 10... Nc6 11. Nd2 Rae8 12. Nf1 Qc8 13. Ne3 Ne7 14. Nd5 {Hoping for Nxf6+.} Nfxd5 15. cxd5 Bh3 16. c4 Bxg2 17. Kxg2 f5 18. f3 f4 19. b4 c5 20. bxc5 Qxc5 21. a4 fxg3 22. Ba3 Qc7 $1 23. c5 Nc8 (23... Ng6 $1 $14 24. hxg3 dxc5) 24. cxd6 $16 ({Of course not} 24. hxg3 $6 dxc5 25. Qc4 Qf7 $11) 24... Nxd6 25. Rac1 $36 {[%mdl 2048] White is really pushing.} ({Much worse is} 25. Kxg3 $6 Rf6 $11) 25... Qd7 {White should prevent ...gxh2.} 26. hxg3 Rf6 27. Bxd6 Qxd6 28. Rd3 Qa6 29. Qc2 Ref8 30. Qc4 Qd6 31. Qc5 $1 Qa6 {[#]} 32. Qb5 $1 R8f7 $2 (32... Qxb5 33. axb5 g5) 33. Qxa6 $18 Rxa6 {[%mdl 4096] Endgame [#] KRR-KRR} 34. Rc4 $2 (34. f4 $1 $18 {[%mdl 512] and the rest is easy.}) 34... Rd7 $2 {[%mdl 8192]} (34... g5 $16 {is more resistant.} 35. g4 Kf8) 35. f4 exf4 36. gxf4 Rg6+ 37. Rg3 Rb6 38. Rd3 $2 (38. Rd4 $18) 38... Rbd6 $2 {[%mdl 8192]} (38... Rg6+ $1 $11 {and Black is okay.} 39. Kf3 Rgd6) 39. Rcd4 Rc7 40. e5 Rd8 41. d6 Rc2+ 42. Kf3 Kf7 43. f5 Rc5 44. Ke4 Re8 45. Rd5 Rc4+ 46. R3d4 Rc1 47. e6+ Kf6 48. e7 Rcc8 49. Kf3 (49. Kf4 $142 Ra8 50. d7 Rxe7 51. d8=Q Rxd8 52. Rxd8 g5+ 53. fxg6 Kxg6 54. R4d6+ Kf7 55. Rxh6) 49... Rb8 50. d7 Rxe7 51. d8=Q Rxd8 52. Rxd8 Kxf5 53. R8d7 Re1 54. Rxg7 Rf1+ {[#]} 55. Ke2 $1 Rb1 56. Rd5+ Ke4 {[#]} 57. Rb5 $1 {Accuracy: White = 77%, Black = 50%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "11.5"]
[White "Jarmula, Lukasz"]
[Black "Miton, Kamil"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2244"]
[BlackElo "2590"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,82,0,0,0,-16,-11,-25,0,-35,-19,-29,-6,-10,0,0,0,0,3,-17,0,0,0,-14,0,0,0,-9,-9,-9,-9,-35,-42,-54,-54,-113,-12,-52,-52,-52,-52,-52,-52,-52,-52,-59,-59,-59,-59,-59,-59,-59,-59,-59,-52,-52,-52,-52,-52,-52,-52,-1379,-1371,-1363,-1325,-1268,-1129,-1299,-1249]} 1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. d3 Bb4 6. Nf3 d6 7. O-O Bxc3 8. bxc3 O-O 9. Rb1 Qe8 {A25: English Opening vs King's Indian with ...Nc6 but without early d3.} 10. Bg5 b6 $5 {[%mdl 4] Exploring less charted territory.} 11. Ne1 Bd7 {Black has an edge.} 12. Nc2 {[#]} Rb8 $146 ({Predecessor:} 12... Rc8 13. Ne3 Nh5 14. Nd5 {½-½ (14) Meissner,R (2057)-Herzog,K (1890) GER email 2011}) 13. Nb4 Nxb4 14. cxb4 f4 15. e3 h6 16. Bxf6 $1 Rxf6 17. d4 fxe3 18. fxe3 Rxf1+ 19. Qxf1 Qe7 20. Qd3 Rf8 21. Rf1 Rxf1+ 22. Bxf1 exd4 23. Qxd4 c5 24. Qd5+ Qe6 25. bxc5 (25. Qxe6+ $15 Bxe6 26. bxc5) 25... bxc5 ({Better is} 25... Qxd5 $17 26. cxd5 bxc5) 26. Bg2 Qxd5 27. Bxd5+ $15 {[%mdl 4096] Endgame KB-KB} Kf8 28. Kf2 Ke7 29. Kf3 Kf6 30. h4 Ke5 31. Ke2 Bf5 32. Kf3 Bd3 33. Bg8 Be4+ 34. Ke2 g5 35. hxg5 hxg5 36. Kd2 Bc6 37. Bh7 Bd7 38. Kc3 $2 {[%mdl 8192] [#] Loses the game.} (38. a3 $15) 38... Bf5 $1 $19 {Black is clearly winning.} 39. Bg8 Ke4 40. Kd2 Kf3 41. Bd5+ Kxg3 {Accuracy: White = 71%, Black = 90%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "11.6"]
[White "Flak, Pawel"]
[Black "Krasenkow, Michal"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2157"]
[BlackElo "2605"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,99,0,-10,-20,-20,-14,0,0,-14,0,-4,0,-2,19,18,41,13,59,0,29,0,0,0,4,0,29,27,46,12,161,129,133,140,140,0,0,0,0,-87,0,0,0,0,20,25,224,187,302,302,478,447,811,783,803,658,629,587,483,297,283,261,239,219,277,276,1290,1255,802,1944,1659,1659,995,277,12798,29959,11816,5666,12840,5608,29985,29986,29986,29987,29990,29990,29994,29995]} 1. d4 d5 2. Nf3 c6 3. g3 Nf6 4. Bg2 Bf5 5. O-O h6 6. c4 e6 7. Qb3 Qb6 8. c5 {8.Nc3 is the modern continuation.} Qxb3 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4.} 9. axb3 Nbd7 10. b4 a6 {The position is equal.} 11. Nbd2 Be7 12. Nb3 {[#]} Bd8 $146 ({Predecessor:} 12... g5 13. Na5 Rb8 14. Re1 Ne4 15. Nd2 Bf6 16. Ndb3 Bg7 17. f3 Nef6 18. e4 Bg6 {1-0 (35) Zemerov,V (2341)-Bartos,J (2227) Marianske Lazne 2008}) 13. Na5 Bxa5 14. bxa5 Ne4 15. h3 e5 16. e3 ({White should try} 16. dxe5 $14 Nexc5 17. Nd4) 16... g5 17. g4 Bg6 18. b4 $36 {[%mdl 2048] White has some pressure.} exd4 19. Nxd4 h5 20. f3 Nef6 21. Bb2 Ke7 (21... O-O-O $11 {and Black stays safe.}) 22. f4 hxg4 23. fxg5 Ne4 {[#]} 24. Nf5+ ({Not} 24. hxg4 Rh4 $11) (24. Bxe4 $1 $16 Bxe4 25. Nf5+ {[%mdl 64] Discovered Attack} Bxf5 26. Bxh8) 24... Bxf5 $1 $11 25. Rxf5 {Strongly threatening Bxe4.} Ng3 26. Rf2 (26. Rf4 $11 {remains equal.} gxh3 27. Bxh8 Ne2+ 28. Kf2 Nxf4 29. exf4 Rxh8 30. Rh1) 26... Rh4 (26... gxh3 $17 {[%cal Rh3h2]} 27. Kh2 hxg2+ 28. Kxg3 Rh5) 27. Kh2 $1 {[%cal Rh2g3]} Nh5 {...g3+ is the strong threat.} 28. Rf5 gxh3 29. Bxh3 Rxb4 $2 {White stays focused until the end.} (29... Rg8 $11) 30. Bd4 $18 Rg8 (30... Rc4 {was necessary.}) 31. Raf1 Rf8 (31... f6 $142 32. gxf6+ Nhxf6) 32. Bg4 Rxd4 (32... Nhf6 $142 33. gxf6+ Kd8) 33. exd4 Ng7 34. Re1+ Kd8 35. Rf3 f5 36. gxf6 Nxf6 37. Kg2 Nge8 {Black wants to play ...Rg8.} 38. Bf5 Rg8+ 39. Kf2 Ng4+ $2 (39... Nc7 40. Ke2 Re8+ 41. Re3 Rg8) 40. Bxg4 {[%mdl 64] Overworked Piece} Rxg4 {[%mdl 4096] Endgame [#] KRR-KRN} 41. Rf8 $1 Re4 42. Rxe4 dxe4 {KR-KN} 43. Ke3 $2 (43. Ke2 Ke7 44. Rh8) 43... Kd7 $2 (43... Ke7 44. Rf2 Nc7 45. Kxe4 Nb5) 44. Kxe4 Ke7 45. Rh8 Nf6+ 46. Kf5 Nd7 47. Rh7+ {White mates.} Kd8 48. Rg7 Kc8 49. Ke6 Nb8 50. Kd6 {Accuracy: White = 73%, Black = 39%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "11.7"]
[White "Lewicki, Miroslaw"]
[Black "Sadzikowski, Daniel"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2348"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "175"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,175,14,6,15,4,3,-8,-18,-34,-22,-23,-20,-32,-20,-31,-36,-20,-47,-73,-41,-40,-23,-149,-47,-52,-60,-47,-28,-121,0,-16,0,0,54,63,51,0,81,65,126,125,131,110,113,107,128,111,119,116,122,116,131,127,144,130,143,46,63,0,18,0,119,32,51,0,143,0,0,-16,57,0,0,0,21,16,68,0,47,-12,49,0,0,-24,23,20,87,-105,-7,-131,-137,-137,0,0,0,-145,-15,-133,-96,-89,-32,-15,-16,-31,0,-106,-86,-93,-79,-117,-61,-64,-68,-137,-122,-190,0,0,0,0,0,0,18,-249,-250,-421,-421,-414,-406,-406,-406,-1198,-1198,-1176,-853,-777,-470,-29961,-29962,-4930,-8,-8,0,-41,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. a3 h6 {C50: Hungarian Defence and Giuoco Pianissimo.} 7. c3 O-O 8. b4 Bb6 9. h3 {[#]} Ne7 $146 {[%cal Bc6e7,Be7g6,Bg6f4][%mdl 32]} ({Predecessor:} 9... Be6 10. Nbd2 a6 11. Bb2 Ne7 12. Bxe6 fxe6 13. d4 exd4 14. Nxd4 Qd7 15. Qb3 d5 {0-1 (45) Bosch Ricart,J (1680)-Guiu Mesa,J (1438) Llinars del Valles 2016}) 10. Bb3 a5 11. Nbd2 axb4 12. cxb4 Ng6 13. Nc4 Ba7 14. Kh2 Bd7 15. Bb2 Nf4 16. d4 (16. a4 $11) 16... exd4 (16... Nxe4 $17 17. Ncd2 Ng5 18. dxe5 d5) 17. Bxd4 $15 Bxd4 18. Qxd4 Bc6 (18... Qc8 $5 {[%cal Rd7h3]} 19. Ng1 Be6 $15) 19. Rfe1 (19. Bc2 $11) 19... Re8 (19... Ne6 $1 $17 {[%cal Re6d4]} 20. Qc3 Bxe4) 20. Bc2 $11 Ng6 21. Na5 Nd7 (21... Bd7 $11) 22. Qc3 Qf6 23. Re3 {[#]} (23. Qxf6 $14 Nxf6 24. Nxc6 bxc6 25. a4) 23... Qxc3 (23... Bxe4 $1 $11 {[%mdl 512]} 24. Rae1 (24. Bxe4 Rxe4) 24... d5) 24. Rxc3 $16 Nb8 (24... Bxe4 $14 25. Bxe4 Rxe4) 25. Nd4 Ne7 26. f3 Rc8 27. Bb3 Ra7 28. Rac1 $1 Kf8 29. Bd1 Ra8 30. Be2 Ke8 31. Kg3 Kd8 32. Kf2 Ra7 33. Ke3 (33. Bb5 $16) 33... Bd7 $14 34. Bc4 (34. Nc4 $1 $14) 34... Be8 35. Be6 Nd7 (35... fxe6 $11 36. Nxe6+ Kd7 37. Nxc7 Nbc6) 36. Bb3 (36. a4 $16) 36... Nb8 37. Be6 (37. Rd1 $14) 37... Nd7 $16 38. Rb3 (38. a4 $1 $16) 38... Rb8 39. Bc4 c6 (39... Nf8 $11) 40. Bd3 ({White should play} 40. Be2 $14) 40... Ne5 $11 41. f4 Nxd3 42. Rxd3 (42. Kxd3 c5 $15) 42... Bd7 (42... d5 $11) 43. Nf3 (43. Nc4 $14) 43... Kc7 44. Rcd1 (44. Kf2 $14) 44... Nc8 (44... d5 $11) 45. Nc4 (45. Kf2 $14) 45... Be6 46. Nb2 ({Much worse is} 46. Nxd6 Nxd6 47. Rxd6 Bd5 $17) 46... Rba8 47. f5 Bd7 (47... Ba2 $11) 48. e5 $2 (48. a4 $16) 48... d5 (48... Rxa3 $17 49. g4 g6 50. fxg6 fxg6 51. exd6+ Nxd6) 49. Ra1 (49. a4 $1 $11 {was the only way to keep the balance.}) 49... Bxf5 $17 50. Rc3 Be6 (50... f6 $1 $17 51. g4 Bh7) 51. Nd4 $11 Kd7 52. b5 {[#]} (52. a4 $1 $11) 52... Ne7 ({Black should try} 52... c5 $1 $17 {[%cal Rc5d4][%mdl 512]} 53. Rxc5 Rxa3+ 54. Rxa3 Rxa3+ 55. Ke2 Ne7) 53. a4 (53. Nd3 $1 $11) 53... cxb5 54. Nxb5 {[#]} Ra6 (54... Nc6 $1 $17 55. Rxc6 Kxc6 56. Rc1+ Kd7 57. Nxa7 Rxa7) 55. Rc7+ $15 {[%mdl 64] Double Attack} Kd8 56. Rxb7 Nc6 57. Nd3 (57. Nc7 $11 {keeps the balance.} R6a7 58. Rxa7 Rxa7 59. Nxe6+ fxe6 60. Nd3) 57... Rxa4 $17 58. Rxa4 Rxa4 59. Nc5 Rc4 (59... Rb4 $17 {...d4+ is the strong threat.} 60. Na7 d4+ 61. Ke4 Rxb7 62. Nxc6+ Kc7 63. Nxb7 d3 64. Kxd3 Kxc6 65. Na5+ Kd5) 60. Nxe6+ $15 fxe6 {[%mdl 4096] Endgame KRN-KRN} 61. Nd6 (61. Rxg7 $15 Nxe5 62. Nd4) 61... Rc3+ $17 62. Kf4 (62. Kf2 $17) 62... d4 $2 (62... g5+ $19 63. Kg4 Nxe5+ 64. Kh5 Rg3) 63. Rxg7 $11 d3 64. Rg8+ Kd7 65. Rg7+ Ne7 66. Ne4 $2 {[%mdl 8192] [#]} (66. Ke3 $11 {and White stays safe.}) 66... Rc4 $1 $19 {Strongly threatening ...d2.} 67. Ke3 $2 {[#]} (67. Rg3 Rd4 68. Rxd3 Nd5+ 69. Kg4 Rxe4+ 70. Kh5) 67... Rxe4+ $1 {[%mdl 576] Double Attack} 68. Kxd3 (68. Kxe4 d2) 68... Rxe5 {KRN-KR} 69. g4 h5 70. g5 (70. Kc4 $142) 70... Ke8 71. h4 Rf5 {( -> ...Rf7)} 72. Rh7 Kf8 73. Rxh5 (73. Rh6 $19 Rf4 74. Rxh5) 73... Kg7 74. Rh6 Nd5 $2 ({Better is} 74... Ng6 $19 {Threatens to win with ...Rf4.} 75. Ke3 Rf1) 75. Rxe6 $11 Rf1 {And now ...Nf4+ would win.} 76. Rd6 (76. Ke4 {looks sharper.} Nc3+ 77. Kd3 Na4 78. Rh6 Rf5 79. Ke4) 76... Nf4+ (76... Ne7 $5 {[%cal Rf1d1]} 77. Ra6 Rh1 $11) 77. Ke4 {The position is equal.} Ng6 78. h5 Ne7 79. Rd7 Kf8 80. Ra7 Rh1 81. h6 Kf7 82. Kf4 Rf1+ 83. Kg4 Rg1+ 84. Kh5 Rh1+ 85. Kg4 Ke6 86. Ra6+ Kf7 87. Ra7 Rg1+ 88. Kh5 {Black had all chances to win. Accuracy: White = 51%, Black = 61%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "11.8"]
[White "Zgadzaj, Rafal"]
[Black "Barski, Radoslaw"]
[Result "1/2-1/2"]
[ECO "A15"]
[WhiteElo "2083"]
[BlackElo "2446"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,99,29,31,6,12,-64,-31,-68,-68,-92,-16,-71,-69,-76,-67,-82,-75,-68,-68,-72,-70,-68,-72,-226,-210,-219,-218,-349,-325,-317,-125,-139,-125,-141,-116,-144,-59,-173,-173,-164,-182,-168,-148,-141,-7,-7,0,0,7,7,118,72,166,75,650,122,313,312,290,315,308,278,558,510,475,297,577,575,585,565,566,565,533,0,357,0,496,0,314,0,441,0]} 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. Nf3 d6 6. O-O e5 7. d3 Nc6 8. Rb1 a5 9. a3 Nd4 10. Nxd4 exd4 11. Nd5 {A26: English Opening vs King's Indian with ...Nc6 and d3.} Nd7 {[#]} 12. e4 $146 (12. b4 $11) ({Predecessor:} 12. b4 axb4 13. axb4 c6 14. Nf4 Nb6 15. Qc2 Bd7 16. Bd2 Re8 17. Rfe1 Qc7 18. Bf3 Bf5 {½-½ (32) Galego,L (2454)-Vocaturo,D (2578) Barcelona 2015}) 12... a4 13. Bd2 {Black is slightly better.} Nc5 14. Bb4 c6 (14... Nb3 $17) 15. Nf4 (15. Bxc5 $1 $11 dxc5 16. Nf4) 15... Nb3 $1 $17 16. Ne2 c5 17. Be1 Bd7 18. Nc1 Nxc1 19. Qxc1 b5 20. b4 axb3 $1 21. Rxb3 $2 (21. cxb5 $17 Bxb5 22. Rxb3) 21... bxc4 $19 22. dxc4 Be6 23. e5 (23. Bd2 $142) 23... Ra4 ({Not} 23... Bxe5 24. Bxa8 Qxa8 25. f4 $19) (23... dxe5 $2 24. Rb5 $19) 24. Bd5 Bh3 $2 (24... Bxe5 25. Bxe6 fxe6 26. Bd2 $19) (24... Bxd5 $19 25. cxd5 Bxe5) 25. exd6 $17 Bxf1 26. Kxf1 Qxd6 27. Rb7 Raa8 {[#]} (27... Qa6 $17 28. Rb3 Qc8) 28. Bd2 (28. Rxf7 $1 $15 {[%mdl 512]} Rxf7 29. Bxa8) 28... Rab8 $19 29. Bf4 Be5 30. Bh6 {[#]} Rxb7 $1 31. Bxf8 {[#]} Kxf8 (31... Qb8 $1 $17 {Hoping for ...Rb1.} 32. Bxb7 Qxb7) 32. Bxb7 $11 Qb6 33. Bd5 Qb3 34. Qh6+ Ke7 (34... Kg8 $11) 35. Qg5+ f6 (35... Bf6 $16 36. Qf4 Qb1+ 37. Kg2 Qb6) 36. Qg4 (36. Qh6 $18 {is more deadly.}) 36... f5 $2 {[%mdl 8192]} (36... Qb1+ $16 37. Kg2 Qf5) 37. Qg5+ $2 (37. Qh4+ $18 {and the rest is easy.} Ke8 38. Bc6+ Kf8 39. Qd8+ Kf7 40. Qe8+ Kf6 41. Qf8+ Kg5 42. Kg2 Bxg3 43. hxg3) 37... Bf6 $2 (37... Ke8 $16 {is a better defense.}) 38. Qh6 $18 d3 39. Qxh7+ Kd6 {...d2 is the strong threat.} 40. Qxg6 {[%mdl 64] Double Attack} Qb1+ $2 {[#]} (40... Qb2 41. Kg2 (41. Qxf5 Qe2+ 42. Kg2 Bd4 $18) 41... d2) 41. Kg2 $1 Qb2 42. Qf7 d2 $2 (42... Qe5 43. Qf8+ Qe7 44. Qb8+ Kd7 45. Qb7+ Kd8 46. Qb8+ Kd7 47. Qb5+ Kc8) 43. Qe6+ {[%mdl 64] Double Attack} Kc7 44. Qc6+ Kd8 45. Qd6+ Kc8 46. Qc6+ Kd8 47. Qd6+ ({Don't do} 47. Qxc5 Qd4 $18) 47... Kc8 $1 48. Qc6+ Kd8 49. Qd6+ (49. Bf3 $142) 49... Kc8 $1 50. Qc6+ $2 {White used his chance. Accuracy: White = 41%, Black = 48%.} ({White should try} 50. Qxc5+ $18 Kd8 51. Qd6+ Ke8 52. Bc6+ Kf7 53. Qd7+ Kg6 54. Bf3) 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "11.9"]
[White "Walter, Szymon"]
[Black "Goraj, Barbara"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2227"]
[BlackElo "2078"]
[Annotator "ChessBase"]
[PlyCount "105"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "180+2"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nc3 {[%emt 0:00:01]} Nc6 {[%emt 0:00:00]} 3. f4 {[%emt 0:00:02]} g6 {[%emt 0:00:02]} 4. Nf3 {[%emt 0:00:01]} Bg7 {[%emt 0:00:01]} 5. Bb5 {[%emt 0:00:02]} Nd4 {[%emt 0:00:15]} 6. O-O {[%emt 0:00:03]} a6 {[%emt 0:00:05]} 7. Bc4 {[%emt 0:00:01]} e6 {[%emt 0:00:01]} 8. d3 {[%emt 0:00:03]} Ne7 {[%emt 0:00:04]} 9. Nxd4 {[%emt 0:00:03]} cxd4 {[%emt 0:00:01]} 10. Ne2 {[%emt 0:00:02]} O-O {[%emt 0:00:07]} 11. Qe1 {[%emt 0:00:11]} d5 {[%emt 0:00:11]} 12. Bb3 {[%emt 0:00:01]} dxe4 {[%emt 0:00:11]} 13. dxe4 {[%emt 0:00:02]} d3 {[%emt 0:00:24]} 14. cxd3 {[%emt 0:00:02]} Qxd3 {[%emt 0:00:02]} 15. Nc3 {[%emt 0:00:06]} b5 {[%emt 0:00:04]} 16. Be3 {[%emt 0:00:17]} Qd6 {[%emt 0:00:14]} 17. Rd1 {[%emt 0:00:15]} Qc6 {[%emt 0:00:13]} 18. Bd4 {[%emt 0:00:09]} Bxd4+ {[%emt 0:00:17]} 19. Rxd4 {[%emt 0:00:02]} Qc5 {[%emt 0:00:01]} 20. Qf2 {[%emt 0:00:11]} Nc6 {[%emt 0:00:37]} 21. Rd2 {[%emt 0:00:08]} Qxf2+ {[%emt 0:00:10]} 22. Kxf2 {[%emt 0:00:03]} Na5 {[%emt 0:00:07]} 23. Ke3 {[%emt 0:00:06]} Bb7 {[%emt 0:00:06]} 24. Rfd1 {[%emt 0:00:05]} Rac8 {[%emt 0:00:19]} 25. Rd7 {[%emt 0:00:22]} Bc6 {[%emt 0:00:02]} 26. R7d6 {[%emt 0:00:04]} Bb7 {[%emt 0:00:04]} 27. Ne2 {[%emt 0:00:25]} Rc7 {[%emt 0:00:01]} 28. Nd4 {[%emt 0:00:09]} Nxb3 {[%emt 0:00:03]} 29. axb3 {[%emt 0:00:02]} Rfc8 {[%emt 0:00:06]} 30. Nf3 {[%emt 0:00:14]} a5 {[%emt 0:00:06]} 31. Ne5 {[%emt 0:00:08]} Kg7 {[%emt 0:00:01]} 32. g4 {[%emt 0:00:08]} Rc2 {[%emt 0:00:02]} 33. R6d2 {[%emt 0:00:03]} a4 {[%emt 0:00:03]} 34. Rxc2 {[%emt 0:00:06]} Rxc2 {[%emt 0:00:01]} 35. Rd7 {[%emt 0:00:01]} Bc8 {[%emt 0:00:04]} 36. Rxf7+ {[%emt 0:00:02]} Kg8 {[%emt 0:00:01]} 37. bxa4 {[%emt 0:00:08]} bxa4 {[%emt 0:00:03]} 38. Ra7 {[%emt 0:00:02]} Rxb2 {[%emt 0:00:01]} 39. Ra8 {[%emt 0:00:06]} Rc2 {[%emt 0:00:01]} 40. Rxa4 {[%emt 0:00:02]} Kg7 {[%emt 0:00:04]} 41. Ra7+ {[%emt 0:00:03]} Kg8 {[%emt 0:00:02]} 42. h4 {[%emt 0:00:02]} Rc3+ {[%emt 0:00:02]} 43. Kd4 {[%emt 0:00:01]} Rc1 {[%emt 0:00:01]} 44. g5 {[%emt 0:00:05]} Rc2 {[%emt 0:00:02]} 45. Ng4 {[%emt 0:00:02]} Rd2+ {[%emt 0:00:03]} 46. Ke5 {[%emt 0:00:01]} Rc2 {[%emt 0:00:04]} 47. Nf6+ {[%emt 0:00:02]} Kf8 {[%emt 0:00:01]} 48. Nxh7+ {[%emt 0:00:01]} Ke8 {[%emt 0:00:01]} 49. Nf6+ {[%emt 0:00:04]} Kd8 {[%emt 0:00:02]} 50. h5 {[%emt 0:00:05]} gxh5 {[%emt 0:00:02]} 51. g6 {[%emt 0:00:02]} Rg2 {[%emt 0:00:03]} 52. g7 {[%emt 0:00:01]} h4 {[%emt 0:00:03]} 53. g8=Q+ {[%emt 0:00:04]} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "11.10"]
[White "Posluszny, Tomasz"]
[Black "Faron, Rafal"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "2065"]
[BlackElo "2224"]
[Annotator "NA"]
[PlyCount "51"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "180+2"]

1. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} dxc4 {[%emt 0:00:00]} 3. e4 {[%emt 0:00:02]} Nc6 {[%emt 0:00:04]} 4. Nf3 {[%emt 0:00:05]} Bg4 {[%emt 0:00:02]} 5. d5 {[%emt 0:00:12]} Ne5 {[%emt 0:00:12]} 6. Bxc4 {[%emt 0:00:05]} Nxc4 {[%emt 0:00:43]} 7. Qa4+ {[%emt 0:00:01]} c6 {[%emt 0:00:01]} 8. Qxc4 {[%emt 0:00:12]} cxd5 {[%emt 0:00:04]} 9. Qxd5 {[%emt 0:00:14]} Qxd5 {[%emt 0:00:15]} 10. exd5 {[%emt 0:00:01]} Bxf3 {[%emt 0:00:01]} 11. gxf3 {[%emt 0:00:02]} Nf6 {[%emt 0:00:03]} 12. Nc3 {[%emt 0:00:02]} Rd8 {[%emt 0:00:01]} 13. Be3 {[%emt 0:00:04]} Nxd5 {[%emt 0:00:08]} 14. Nxd5 {[%emt 0:00:11]} Rxd5 {[%emt 0:00:01]} 15. Bxa7 {[%emt 0:00:02]} e6 {[%emt 0:00:04]} 16. Ke2 {[%emt 0:00:06]} Bc5 {[%emt 0:00:47]} 17. Bxc5 {[%emt 0:00:03]} Rxc5 18. Rac1 {[%emt 0:00:03]} Rxc1 {[%emt 0:00:02]} 19. Rxc1 {[%emt 0:00:00]} Kd7 {[%emt 0:00:01]} 20. Rd1+ {[%emt 0:00:12]} Ke7 {[%emt 0:00:02]} 21. Rd4 {[%emt 0:00:04]} Rc8 {[%emt 0:00:08]} 22. Rb4 {[%emt 0:00:07]} Rc7 {[%emt 0:00:05]} 23. Kd3 {[%emt 0:00:06]} g6 {[%emt 0:00:05]} 24. a4 {[%emt 0:00:02]} h5 {[%emt 0:00:02]} 25. Kd4 {[%emt 0:00:14]} Kf6 {[%emt 0:00:05]} 26. Rb5 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "12.1"]
[White "Teclaf, Pawel"]
[Black "Koziak, Vitali"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2464"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,81,9,16,20,17,9,16,27,18,25,31,-6,-19,-45,0,-5,0,-133,-120,-112,-114,-149,-135,-156,-130,-128,32,44,130,89,326,312,331,314,328,326,330,308,289,277,527,518,810,600,586,572,850,836,871,641,641,633,1035,1056,1215,1214,1835,1815,29991,29992,29992,29993,29993,29988,29989,29989,29989,29990,29991,29990,29991,6000,12831,11214]} 1. Nf3 d5 2. e3 Nf6 3. b3 c6 4. Bb2 Bg4 5. h3 Bh5 6. d3 {A06: Réti Opening: 1 Nf3 d5.} e6 7. Nbd2 a5 8. a3 {The position is equal.} Nbd7 9. g4 Bg6 {[#]} 10. Bg2 $146 ({Predecessor:} 10. Nh4 Qb6 11. Bg2 a4 12. b4 c5 13. Nxg6 hxg6 14. c3 Ne5 15. Qe2 g5 16. c4 {0-1 (61) Nikolac,J (2480)-Kovacevic,V (2510) Maribor 1980}) 10... h6 11. Qe2 Be7 12. e4 O-O 13. h4 (13. O-O $11) 13... Nxg4 $17 14. h5 {[#]} Bh7 $1 15. O-O-O a4 16. b4 c5 17. b5 Bf6 $2 (17... Ngf6 $17 18. c4 d4) 18. e5 $1 $14 {[%cal Re5f6]} Bg5 ({Black should play} 18... Be7 $1 $14) 19. Bh3 Bf5 $2 {[#] This move loses the game for Black.} (19... Bf4 $16) 20. Nxg5 $18 ({Resist} 20. Rdg1 Ndxe5 21. Nxe5 Nxe5 $18) 20... Qxg5 21. Rhg1 d4 22. Bxg4 Bxg4 23. Rxg4 Qxe5 24. Qf3 f5 $2 (24... Nf6 25. Rgg1 Nxh5) 25. Rg6 Nf6 (25... Rf7 $142 26. Rdg1 Nb6 27. Rxh6 Rd8) 26. Nc4 Qc7 27. Rdg1 Rf7 28. b6 Qh2 29. Rh1 Qb8 30. Qg2 Qf4+ 31. Kb1 Ng4 32. f3 Ne3 33. Nxe3 dxe3 34. Rxg7+ Kf8 35. Rxf7+ Kxf7 36. Qg7+ Ke8 37. Qg8+ Kd7 38. Qxa8 Qxf3 39. Re1 e2 40. Qa5 (40. Bf6 $142 f4 41. Qd8+ Kc6 42. c4 Qxd3+ 43. Qxd3 Kxb6 44. Qd8+ Ka6 45. Qb8 e5 46. Bd8 f3 47. Qa8#) 40... Kc6 41. Qd2 {Accuracy: White = 78%, Black = 35%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "12.2"]
[White "Piorun, Kacper"]
[Black "Flak, Pawel"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2596"]
[BlackElo "2157"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,46,2,22,-3,3,-42,12,0,96,87,70,59,124,74,162,125,279,211,179,106,100,41,102,92,168,38,529,510,545,504,972,926,1135]} 1. d4 b6 2. Nf3 Bb7 3. e3 Nf6 4. b3 e6 5. Bb2 Be7 6. Bd3 O-O 7. O-O Ne4 8. Nfd2 f5 9. f3 {A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems.} Nf6 10. e4 fxe4 ({Black should try} 10... c5 $15) 11. fxe4 $11 {[#] The position is equal.} d5 $146 (11... Nc6 $11) ({Predecessor:} 11... Qe8 12. Nc3 Nc6 13. Nb5 Rc8 14. c4 a6 15. Na3 e5 16. d5 Bc5+ 17. Kh1 Nd4 {½-½ (65) Shaydullina,S (2110)-Lingur,Z (2182) Kolomna 2016}) 12. e5 Ne4 13. Rxf8+ Bxf8 (13... Qxf8 $14 14. Qe2 Qf5) 14. Qe2 {[%cal Rd2e4]} Nxd2 (14... c5 $16) 15. Nxd2 $18 c5 $2 (15... Nc6 $16 {was worth a try.}) 16. Rf1 Qe8 {[#]} 17. Nf3 (17. Qg4 $1 $18) 17... Be7 $16 18. Bc1 ({White should play} 18. Ne1 $16) 18... a5 (18... Nc6 $14) 19. dxc5 Bxc5+ (19... bxc5 $16 20. Ng5 Bxg5 21. Bxg5 Nc6) 20. Kh1 ({White must play} 20. Be3 $18 Nd7 21. Ng5) 20... h6 $2 {[%mdl 8192]} (20... Qh5 $1 $14) 21. Nh4 $18 {White is clearly winning.} Ba6 {[#]} 22. c4 $1 dxc4 (22... Nc6 $142 23. Bxh6 Ra7) 23. bxc4 Bb7 {Accuracy: White = 43%, Black = 22%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "12.3"]
[White "Miton, Kamil"]
[Black "Klekowski, Maciej"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "2590"]
[BlackElo "2511"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,81,21,20,32,26,6,34,0,0,0,-3,-6,-6,0,-4,-14,-10,-20,-16,-13,-10,-24,-20,-57,-27,-50,-14,-18,-25,-76,0,0,0,0,0,0,0,-35,-35,-30,0,-26,0,0,23,0,258,231,462,312,252,94,72,-260,-240,-5606,-5510,-2044,-1990,-29990,-1783,-29989,-12829,-5005,-2237,-29991,-29978,-29994,-29990,-29994,-29995,-29996,-29997,-29999]} 1. d4 f5 2. Nc3 d5 3. Bf4 e6 4. e3 Nf6 5. Nf3 a6 6. Bd3 {A80: Dutch Defence: Unusual White second moves.} c5 7. O-O Nc6 8. Ne5 {White is slightly better.} (8. dxc5 {keeps more tension.} Bxc5 9. Ne2 Qe7 10. Ned4 O-O 11. c4) 8... Nxe5 9. Bxe5 Bd6 10. Bxd6 Qxd6 {[#]} 11. dxc5 $146 ({Predecessor:} 11. Qf3 Bd7 12. Qf4 Qxf4 13. exf4 b6 14. Rfe1 Kf7 15. f3 h6 16. a4 g5 17. a5 gxf4 18. axb6 {0-1 (39) Dimitrov,R (2437)-Bernadskiy,V (2510) Sunny Beach 2013}) 11... Qxc5 12. Ne2 O-O 13. a4 e5 {aiming for ...e4.} 14. c3 Be6 15. Bc2 Kh8 16. Bb3 Rad8 17. Nc1 Bf7 18. Nd3 Qc7 19. h3 (19. a5 $11 {keeps the balance.}) 19... f4 (19... g5 $17) 20. exf4 $11 exf4 21. Re1 Bh5 22. f3 d4 23. c4 (23. Rc1 {with more complications.} dxc3 24. Rxc3 Qb6+ 25. Kh2 Bg6 26. Bc4) 23... Rfe8 24. Rxe8+ $1 Rxe8 25. c5 Re3 $36 {[%mdl 2048] Black has some pressure.} 26. Rc1 Ne4 27. Qc2 Ng5 $2 {[%mdl 8192]} (27... Bxf3 $11 {and Black stays safe.} 28. gxf3 Rxf3) 28. c6 $1 $18 {Strongly threatening Qc5!} b6 $2 (28... h6 29. Qc5 Bf7) 29. Qc4 {[%csl Gb3][%cal Rc4g8]} Bf7 {[#]} 30. Qxd4 $2 (30. Qb4 $1 $18 {[%cal Rb4f8] is the precise move to win. Threatening mate with Qf8+.} Bxb3 31. Qxb3) 30... Bxb3 $16 31. Nxf4 $2 {[%mdl 8192] [#] This costs White the game.} (31. Qxf4 $16 Qxf4 32. Nxf4) 31... Rxf3 $1 $19 {[%mdl 512]} 32. h4 $2 (32. Re1 Bg8 33. Ng6+ hxg6 34. Qh4+ Nh7 35. gxf3 Qxc6 36. Qe4 Qc5+ 37. Qe3) (32. gxf3 Nxf3+) 32... Rxf4 33. Qe3 Ne4 34. Qd4 Bg8 (34... Rxh4 $142 35. Qe3 Qh2+ 36. Kf1 Rf4+ 37. Ke2 Qxg2+ 38. Kd3 Nf2+ 39. Kd2 Nd1+ {[%mdl 64] Double Attack} 40. Qe2 Rd4+ 41. Ke1 Qg1+ 42. Qf1 Qg3+ 43. Ke2 Qe3#) 35. a5 bxa5 (35... Rxh4 $142 36. Qe3 Qh2+ 37. Kf1 Rf4+ 38. Ke2 Qxg2+ 39. Kd3 Nf2+ 40. Kc2 {[#]} Nd1+ $1 {[%mdl 576] Double Attack} 41. Kd3 Nxe3 42. b3 Bxb3 43. Kxe3 Qf2+ 44. Kd3 Rf3+ 45. Ke4 Qe3#) 36. Re1 Nf6 37. Qc5 Rc4 {Black mates.} 38. Qf8 Qxc6 39. Re7 Rc1+ 40. Kh2 Qd6+ 41. Kh3 Rh1# {Accuracy: White = 51%, Black = 63%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "12.4"]
[White "Janik, Igor"]
[Black "Walter, Szymon"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2470"]
[BlackElo "2227"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,77,42,25,44,39,51,47,62,61,86,81,117,99,113,71,75,66,66,66,66,66,62,65,86,79,102,46,59,-47,-60,-122,158,153,155,104,140,143,135,141,123,124,120,82,169,160,155,128,196,213,296,290,300,293,475,468,675,654,659,648,1175,1122,1103,1048,5693,5551]} 1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nc6 7. Nc3 Bg4 8. Ne1 e5 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6.} 9. d5 Ne7 10. f3 Bd7 {White is slightly better.} 11. e4 h5 12. Nd3 {[#]} Qc8 $146 ({Predecessor:} 12... c6 13. Be3 cxd5 14. cxd5 b5 15. Qb3 a5 16. Rfc1 Qb8 17. Bf1 Kh7 18. Nf2 b4 {1-0 (46) Janik,I (2471)-Walter,S (2288) Warsaw 2020}) 13. c5 Bh3 14. cxd6 cxd6 15. Bg5 Bxg2 16. Kxg2 Qd7 17. Qa4 Qxa4 18. Nxa4 Rfe8 19. Rac1 Rac8 20. Be3 ({White should try} 20. Nc3 $16) 20... Nd7 21. Bxa7 ({White should play} 21. Nc3 $14) 21... Ra8 $15 22. Nb6 (22. Rc7 $15 Rxa7 23. Nc3) 22... Nxb6 $4 {[%mdl 8192] [#]} (22... Rxa7 $17 {keeps the pressure on.} 23. Nxd7 b5 24. N7xe5 (24. Nb6 $2 Rb8 $19) 24... Bxe5 25. Nxe5 dxe5) 23. Bxb6 $16 Rxa2 24. Bc7 (24. Rc7 $142) 24... Bf8 25. Ra1 Rea8 26. Rxa2 Rxa2 27. Rc1 $36 {[%mdl 2048] Keeping Black busy.} Nc8 28. Rc3 Na7 (28... Ra8 $16) 29. Rb3 $18 b5 30. Bb8 Nc8 (30... Ra1 $16 31. h4 f5) 31. Rxb5 f5 32. Bc7 Ra7 33. Ba5 Rf7 $2 (33... Ne7 {keeps fighting.} 34. Bc3 Rc7) 34. Rb8 {White is clearly winning.} Ne7 (34... Ra7 $142 35. b4 (35. Rxc8 Rxa5 36. h4 Ra4 $16) 35... Ne7) 35. Bb4 fxe4 36. fxe4 Rf6 {[#]} 37. Nxe5 $1 {[%mdl 512]} Kg7 (37... dxe5 38. Bxe7) 38. Nd7 Rf7 39. Nxf8 {Accuracy: White = 70%, Black = 46%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "12.5"]
[White "Sadzikowski, Daniel"]
[Black "Jakubowski, Krzysztof"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2413"]
[BlackElo "2481"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,129,29,27,27,27,26,27,28,26,27,21,19,0,35,26,22,12,77,79,93,83,111,116,100,50,79,42,695,401,867,823,1137,1104,1096,856,964,737,822,544,487,372,321,305,282,307,294,280,543,236,212,213,434,439,431,416,414,397,671,666,595,568,561,559,565,538,12799,29971,29948,12799,12799,12799,12799,12799,12799,12798,12791,5342,5385,5292,5252,5175,29989,29990,29990,29987,29987,29988,29988,807,779,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bf4 dxc4 6. e3 Nd5 7. Bxc4 Nxf4 8. exf4 Nb6 $1 {8...Nb6 scores better than 8...Bd6. D37: Queen's Gambit Declined: 5 Bf4.} 9. Bb3 g6 10. g3 Bg7 {White has an edge.} 11. O-O O-O 12. h4 a5 {[#]} 13. a3 $146 ({Predecessor:} 13. Ne5 Qe7 14. Qc2 Rd8 15. Rad1 Bd7 16. a3 a4 17. Ba2 Bxe5 18. fxe5 Bc6 19. Qe2 {½-½ (51) Sadzikowski,D (2522)-Jakubowski,K (2481) Warsaw 2020}) 13... c6 14. Re1 Nd5 15. Ne4 b6 (15... Nf6 $11 {remains equal.}) 16. Ne5 Bb7 17. Rc1 Rc8 18. h5 Qe7 19. hxg6 hxg6 20. Ng5 Ba8 $2 {[%mdl 8192]} (20... Bxe5 $14 21. dxe5 c5) 21. Qg4 c5 (21... Bxe5 $142 22. Qh3 (22. dxe5 Kg7 $16) (22. Rxe5 Nf6 $18) (22. fxe5 Kg7 $16) 22... Qxg5 23. fxg5 Bxd4 24. Rxe6 Rcd8) 22. Qh3 $18 {[%csl Gg5][%cal Rh3h7]} Nf6 {[#]} 23. Nxg6 $1 {[%cal Rg6e7][%mdl 512]} Qb7 (23... fxg6 24. Rxe6) 24. Nxf8 Kxf8 25. dxc5 Rxc5 26. Rxc5 bxc5 27. Bd1 Qxb2 28. Bf3 Bxf3 29. Nxf3 Qxa3 30. Ne5 Qc3 $2 (30... Nd5 {was worth a try.} 31. Qh4 Ke8) 31. Qf1 (31. Rb1 $142) 31... Nd5 32. Rc1 Bxe5 $2 (32... Qa3 33. Rxc5 Bxe5 34. Rc8+ Kg7) 33. Rxc3 Bxc3 34. Qb5 Bb4 35. Kg2 Nc3 $2 (35... Nf6 36. Qb7 Kg7) 36. Qb8+ Ke7 37. Qc7+ Ke8 38. g4 a4 39. f5 {White wants to mate with f6.} exf5 40. gxf5 f6 41. Qc6+ (41. Qd6 $142 a3 42. Qxf6 a2 43. Qe6+ Kd8 44. Qd6+ Kc8 45. Qa6+ Kd7 46. f6) 41... Ke7 42. Qe6+ Kd8 43. Qxf6+ Kc7 44. Qe7+ Kb6 45. Qd8+ (45. f6 $142 Ka5 46. f7) 45... Kb5 46. Qd7+ Kc4 47. f6 {Intending f7 and mate.} a3 48. f7 a2 49. Qa7 Kb3 50. f8=Q Kb2 51. Qxa2+ (51. Qfa8 $142 Ka1 52. f4 c4 53. Q8b7 Be7 54. Qxe7 Kb1 55. Qe1+ Kc2 {[#]} 56. Qd4 $1 {[%mdl 576] Double Attack} a1=B 57. Qxa1 Ne2 58. Qdd1#) 51... Nxa2 52. f4 $2 (52. Qg8 $18 Nc1 53. f4) 52... c4 $11 {The position is equal.} 53. Qg7+ c3 54. Qd4 Kb1 (54... Kb3 $5 {[%cal Rc3c2]} 55. Qd5+ Kb2 $11) 55. Qd1+ Kb2 56. Qd4 Kb3 57. Qd3 Kb2 58. Qd4 Kb1 59. Qg1+ Kb2 60. Qd4 Kb3 {aiming for ...c2.} 61. Qd3 {Qb1+ is the strong threat.} Kb2 62. Qd4 Kb3 63. Qd5+ Ka3 {And now ...c2 would win.} 64. Qd3 {Black must now prevent Qc2.} Kb2 {Threatens to win with ...c2.} 65. Qd4 {Blacks defense is rewarded with a draw. Accuracy: White = 66%, Black = 52%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "12.6"]
[White "Golubka, Petro"]
[Black "Jakubowska, Anna"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2488"]
[BlackElo "2051"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,92,14,14,11,27,0,0,-4,2,0,28,0,39,26,63,26,99,102,120,110,155,157,157,149,126,116,131,117,188,191,168,174,168,142,115,125,348,344,333,334,470,401,481,263,290,-14,113,-64,-64,-64,-64,-100,-92,-206,0,0,0,-156,94,92,78,18,374,108,117,0,0,-777,0,0,17,8,168,-218,76,-191,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 c6 4. e3 Bg4 5. Be2 e6 6. O-O {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Be7 {[#]} 7. a4 $146 ({Predecessor:} 7. h3 Bh5 8. c4 O-O 9. Qb3 Qc8 10. Nc3 Nbd7 11. Rac1 Ne4 12. Qd1 Nxc3 13. Rxc3 {0-1 (60) Yanik,E (1911)-Eraslan,Y (1651) Konya 2019}) 7... O-O 8. h3 Bxf3 9. Bxf3 Nbd7 10. a5 c5 11. c3 Rc8 12. Qa4 c4 (12... Ne8 $11) 13. Nd2 $16 h6 14. Rfb1 Re8 15. b3 cxb3 16. Qxb3 b6 17. c4 bxa5 18. cxd5 Bb4 (18... Nxd5 $16 {is a better defense.} 19. Bxd5 exd5) 19. dxe6 $18 Rxe6 20. Nc4 Ne4 21. Bxe4 Rxe4 22. Nd6 Rxf4 $2 (22... Bxd6 $16 {was called for.} 23. Bxd6 Re6) 23. Nxc8 Rf6 24. Nxa7 Qb6 (24... Nb6 $142 25. Qd3 Qd7) 25. Qa4 Nf8 26. Nb5 (26. Rc1 $142) 26... Rg6 27. e4 $2 ({White should play} 27. Na3 $18) 27... Qe6 (27... Ne6 $1 $11 {remains equal.}) 28. Qb3 $2 (28. Rb3 $1 $16) 28... Qxe4 $15 {[%csl Gg6][%cal Re4g2]} 29. g3 Ne6 $1 {[%cal Re6f4] ( -> ...Nf4)} 30. Qe3 Qf5 $40 {[%mdl 128] Black goes for the king.} 31. Nc3 (31. Rxb4 $17 {was necessary.} axb4 32. Nd6) 31... Nf4 $2 (31... Ng5 $1 $19 {[%cal Rg5h3]} 32. Na4 Qd5) 32. Ne4 $11 Nxh3+ 33. Kh2 $2 (33. Kg2 $1 $11) 33... Be7 $2 (33... Re6 $17 {keeps the pressure on.} 34. f3 Ng5) 34. Rb8+ $16 Kh7 35. Rab1 (35. Qe2 $16) 35... a4 $2 {[%mdl 8192]} (35... Bg5 $1 $11 36. Qe1 Qg4) 36. R8b7 $2 (36. R1b5 $18 {and the rest is easy.} Qe6 37. Re5) 36... Bg5 37. Nxg5+ ({Only move:} 37. Qe2 $1 $16 {g4 is the strong threat.} Re6 38. f3) 37... Nxg5 $11 38. Kg2 $2 {[%mdl 8192]} (38. R7b6 $11) 38... Qh3+ $2 (38... Re6 $19 39. Qc3 Re2 $1 {[%mdl 512]}) 39. Kg1 Qf5 {And now ...Nf3+ would win.} (39... Rf6 $5 40. f4 $8 Ne6 41. Qd3+ g6 $11) 40. R7b5 Qh3 $2 (40... Nf3+ $11 {and Black has nothing to worry.} 41. Kg2 Nh4+ 42. Kf1 Qh3+ 43. Ke2 Nf5) 41. d5 $4 {[%mdl 8192] [#]} (41. Qd3 $18 {is the narrow road to win.}) 41... Qg4 $2 (41... Rf6 $1 $19 42. f4 Rg6) 42. d6 $2 {[%mdl 8192]} (42. R5b4 $16 Qf5 43. Rd1) 42... Nf3+ $2 ({Better is} 42... Rxd6 $19 43. R5b2 Qd7) 43. Kg2 {The position is equal.} Nh4+ $1 44. Kg1 Nf3+ 45. Kg2 Nh4+ $1 46. Kg1 Nf3+ {Accuracy: White = 38%, Black = 41%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "12.7"]
[White "Krasenkow, Michal"]
[Black "Dzierzak, Boguslaw"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2605"]
[BlackElo "1961"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,73,46,54,0,10,19,48,29,39,24,51,22,88,46,86,90,87,87,93,90,100,87,93,81,94,80,113,75,90,81,85,76,70,77,78,80,102,57,84,91,66,52,107,86,87,87,98,102,144,126,133,120,319,319,413,265,412,293,1217,901,6813,2957,29997,2539]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 d5 5. Qa4+ Nc6 6. a3 Be7 7. b4 $5 {[%mdl 4] An interesting side line. E11: Bogo-Indian.} ({White should play} 7. e3 $14) 7... O-O 8. e3 a6 9. Bb2 {[#] White is slightly better.} dxc4 $146 ({Predecessor:} 9... Bd7 10. Qc2 a5 11. b5 Na7 12. Ne5 dxc4 13. Nxd7 Qxd7 14. Qxc4 c6 15. bxc6 Nxc6 {0-1 (35) Chu,W (2369)-Bu,X (2710) Zhongshan 2014}) 10. Bxc4 Bd7 {[#] ...b5 is the strong threat.} 11. Qc2 Na7 (11... a5 $11) 12. e4 Bb5 13. O-O c6 14. Rfe1 Bxc4 15. Nxc4 Nc8 16. Bc3 Nb6 17. Na5 Rb8 18. Rac1 Nbd7 19. Bb2 Qb6 20. Red1 Rbc8 21. Ne5 Rfd8 22. Nec4 Qc7 23. Ne3 h6 24. e5 Nd5 25. Nxd5 exd5 26. f4 Nf8 ({Black should try} 26... Rf8 $14) 27. f5 Bg5 28. Rb1 Re8 29. Qf2 Qb6 {White should prevent ...Rxe5!} 30. h4 Be7 31. Bc1 {Threatens to win with f6.} Qb5 $2 {[#] Black cannot hold the game after this.} (31... c5 $16 {keeps fighting.}) 32. f6 $18 Bd8 33. fxg7 Ng6 (33... Ne6 $142 34. Bxh6 (34. Rf1 Rc7 $16) 34... Rc7) 34. h5 Ne7 $2 (34... Nxe5 35. a4 (35. Bxh6 Ng4 $14) 35... Ng4 36. axb5 Nxf2 37. Kxf2 Bxa5 38. bxa5 cxb5 39. Bxh6 Rc6) 35. Bxh6 Qa4 36. Rf1 Qc2 37. Qxc2 {Accuracy: White = 74%, Black = 44%.} (37. Qxf7+ $142 Kh7 38. g8=Q+ Kxh6 39. Qgg7#) 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "12.8"]
[White "Faron, Rafal"]
[Black "Socko, Bartosz"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "2224"]
[BlackElo "2601"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,78,19,18,22,0,14,0,0,0,37,35,37,31,42,0,41,0,0,0,15,-16,0,-21,-22,-16,-16,-22,-22,-26,-20,-31,-37,-62,-16,-43,-14,-18,-10,-10,-19,-24,-25,-60,-55,-82,-77,-62,-68,-82,-36,-82,-82,-82,-82,-181,-177,-178,-177,-196,-205]} 1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. Nf3 d6 5. Nc3 Nbd7 6. d3 g6 7. O-O Bg7 8. Rb1 a5 9. a3 {[%cal Ba2a3,Ba3b4,Bb4b5][%mdl 32]} O-O 10. b4 axb4 11. axb4 Re8 {A24: English Opening vs King's Indian: Lines without ...Nc6.} 12. b5 Qc7 13. Nd2 Nc5 {The position is equal.} 14. Nb3 {[#]} Nxb3 $146 ({Predecessor:} 14... Ne6 15. Bd2 Nd4 16. e3 Bg4 17. f3 Nxb3 18. Qxb3 Be6 19. bxc6 bxc6 20. Qb6 Rec8 {1-0 (66) Shtembuliak,E (2516)-Boros,D (2439) Saint Louis 2019}) 15. Qxb3 Be6 16. bxc6 bxc6 17. Qb7 Rac8 18. Ba3 {[#] aiming for Qxc7.} Bf8 19. Qxc7 Rxc7 20. Rb6 Rec8 21. Rfb1 d5 22. Bxf8 Kxf8 23. cxd5 cxd5 24. Nd1 d4 25. Kf1 Rc2 26. R6b2 h5 27. h3 Kg7 28. Ke1 g5 29. Rxc2 Rxc2 30. Rb2 Rc5 31. Kd2 h4 32. g4 Bd5 33. Bxd5 Nxd5 $17 {[%mdl 4096] Endgame KRN-KRN} 34. e3 $1 Kf6 35. Rc2 Ra5 36. Ke2 Ra1 37. Rc6+ (37. Rb2 $17 {was necessary.}) 37... Ke7 $19 {Black is clearly better.} 38. Rc2 dxe3 39. fxe3 {[#]} Rxd1 $1 {[%mdl 576] Remove Defender. Accuracy: White = 60%, Black = 78%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "12.9"]
[White "Sztwiertnia, Jan Krzysztof"]
[Black "Lewicki, Miroslaw"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2113"]
[BlackElo "2348"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,51,27,28,30,34,70,38,97,102,139,140,171,52,93,64,193,177,189,195,466,456,379,149,345,172,223,146,187,64,164,172,1357,533,530,515,438,422]} 1. e4 c5 2. c3 e6 3. d4 cxd4 4. cxd4 Nf6 5. e5 Nd5 6. Nf3 Nc6 7. Bc4 Nb6 8. Bb3 d6 9. Qe2 dxe5 {B22: Sicilian: 2 c3.} 10. dxe5 Bb4+ 11. Nc3 Bd7 (11... Nd5 $14 12. Bd2 Nxc3 13. bxc3 Bc5) 12. O-O $16 Bxc3 13. bxc3 Qc7 {[#]} 14. Qe4 $146 (14. Ba3 $18) ({Predecessor:} 14. Ba3 Na5 15. Bd6 Qc8 16. c4 Naxc4 17. Rac1 Nxd6 18. Rxc8+ Ndxc8 19. Nd4 {1-0 (31) Egri,L (2150)-Gombocz,Z (2105) Hungary 1998}) 14... Na5 15. Qg4 g6 (15... O-O-O $1 $14) 16. Bg5 Nxb3 17. axb3 Qxc3 $2 (17... Bc6 18. Bf6 Bxf3 19. Qxf3 Rg8) 18. Bf6 $18 Rg8 19. Rac1 $2 (19. Rfc1 $18 {and the rest is easy.} h5 20. Qh4 (20. Rxc3 hxg4 21. Ng5 Nd5 $11) 20... Qxb3 21. Nd2) 19... Qxb3 $2 (19... h5 $16 {was called for.} 20. Qh4 (20. Rxc3 hxg4 21. Ng5 Nd5 $11) 20... Qxb3) 20. Rb1 (20. Nd2 $142 Qa4 21. Nc4) 20... Qa4 (20... Qa3 {is a better defense.} 21. Ng5 Bc6) 21. Rb4 $40 {[%mdl 1152] White has strong compensation. White has strong attack.} Qc6 22. Nd4 ({White should play} 22. Rd4 $18) 22... Qc5 ({Black should try} 22... h5 $14 23. Nxc6 hxg4) 23. Nb3 Qc2 $2 {[#]} (23... Qc3) 24. Rc1 (24. Rxb6 $142 $1 {[%mdl 512] Qb4! would kill now.} Qc7 (24... axb6 25. Qb4) 25. Rd6) 24... Qb2 {[#]} 25. Rxb6 $1 {[%mdl 512]} axb6 26. Qb4 {Accuracy: White = 39%, Black = 11%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "12.10"]
[White "Barski, Radoslaw"]
[Black "Cap, Piotr"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2446"]
[BlackElo "2010"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,63,29,41,32,46,43,32,32,51,37,45,39,123,41,31,35,43,36,46,12,56,4,95,31,43,23,24,20,78,61,168,168,167,176,207,212,208,200,234,223,224,143,209,220,244,233,276,205,279,241,431,259,29985,29986]} 1. d4 d6 2. e4 c6 3. Nc3 Qc7 4. Nf3 e5 5. Bc4 Be7 6. O-O Nf6 7. a4 {C27: Vienna Game: 2...Nf6 3 Bc4 Nxe4.} Bg4 8. dxe5 dxe5 9. h3 {White is slightly better.} Bh5 {[#]} 10. Qd3 $146 ({Predecessor:} 10. Qe2 Nbd7 11. Rd1 Nc5 12. b4 Bxf3 13. Qxf3 Ne6 14. Bxe6 fxe6 15. Rb1 O-O 16. Be3 {½-½ (80) Mateus,M (2189)-Melendez,G (1912) San Salvador 2008}) 10... O-O 11. Nh4 Bg6 {[#]} (11... Bc5 $14) 12. Qf3 (12. f4 $1 $16) 12... Nbd7 $14 13. Nxg6 hxg6 14. Qg3 Kh8 15. Bg5 Bb4 16. Rae1 ({Better is} 16. Rfd1 $14) 16... Bxc3 (16... a6 $11) 17. bxc3 ({White should try} 17. Qxc3 $16 a5 18. Bb3) 17... Nh5 18. Qh4 {[#] Hoping for g4.} Kg8 19. Be3 $36 {[%mdl 2048] White has the initiative.} Nf4 (19... Nb6 $11 {remains equal.} 20. Bb3 c5) 20. g3 g5 (20... Nh5 $14) 21. Qg4 $18 Nf6 22. Qf5 Ne6 23. Bxe6 fxe6 24. Qxe6+ Kh8 25. Bxg5 Nh7 26. Qg4 Qf7 (26... Nxg5 $16 {keeps fighting.} 27. Qxg5 Kg8) 27. h4 Qg6 28. Kg2 Rf7 29. Rd1 Raf8 30. f3 Nf6 $2 (30... Kg8 31. Rd3 c5) 31. Bxf6 gxf6 $2 (31... Qxf6 $18 32. Rd3 b6) 32. Qxg6 {Accuracy: White = 59%, Black = 40%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "13.1"]
[White "Klekowski, Maciej"]
[Black "Teclaf, Pawel"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2511"]
[BlackElo "2464"]
[Annotator "TA"]
[PlyCount "130"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,130,7,7,6,12,14,12,21,18,18,18,21,18,20,20,23,20,29,28,65,54,60,60,60,60,60,59,59,51,56,54,53,50,65,65,65,64,64,64,61,21,78,78,81,55,55,55,55,55,94,101,98,99,103,35,35,35,112,112,112,112,112,112,112,66,543,33,722,717,653,706,695,689,652,615,672,0,8,0,647,632,496,8,437,8,8,8,8,0,8,8,8,8,8,8,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-29990,-29991]} 1. c4 b6 2. Nc3 Bb7 3. d4 e6 4. Nf3 Bb4 5. Bd2 Nf6 6. g3 Nc6 {E21: Nimzo-Indian: 4 Nf3.} 7. a3 Bxc3 8. Bxc3 Ne4 {The position is equal.} 9. Qd3 Nxc3 10. Qxc3 {d5 is the strong threat.} Qf6 11. Rd1 Ne7 12. Bg2 c5 13. O-O {[#]} d6 $146 ({Predecessor:} 13... Rc8 14. Ne5 Bxg2 15. Kxg2 d6 16. Ng4 Qg6 17. Ne3 O-O 18. Qd3 Qh5 19. Rd2 Nc6 20. dxc5 dxc5 {½-½ (26) Pomar Salamanca,A-Vehi Bach,V (2355) Barcelona 1986}) 14. Qc2 cxd4 15. Nxd4 Bxg2 16. Qa4+ {[#]} Bc6 $1 {[%mdl 512]} 17. Nxc6 O-O 18. Nxe7+ Qxe7 19. Rd2 Rfd8 20. Rfd1 Rac8 21. Rd4 Rc7 22. Qb4 g6 23. b3 Rc5 24. e4 h5 25. Qd2 Rc6 {[#]} (25... b5 $11) 26. e5 $1 $16 {[%cal Rd4d6][%mdl 512]} d5 (26... dxe5 27. Rxd8+) 27. cxd5 Rxd5 28. Rxd5 exd5 29. Qxd5 {[%mdl 4096] Endgame KQR-KQR} Rc5 {[#]} 30. Qd8+ $1 Qxd8 31. Rxd8+ {KR-KR} Kg7 32. f4 ({White should play} 32. e6 $16 fxe6 33. Rd7+ Kf6 34. Rxa7) 32... Rc3 $14 33. Rd7 Kg8 ({Better is} 33... Rxb3 $14 34. e6 (34. Rxa7 Rb2 $16) 34... Kf6) 34. Rxa7 $16 Rxb3 35. Kg2 Rb2+ 36. Kh3 b5 37. Kh4 {Strongly threatening Kg5.} Rxh2+ 38. Kg5 {Threatens to win with Kf6.} Rc2 $2 {[%mdl 8192] [#]} (38... h4 $14 39. gxh4 Kg7) 39. e6 $1 $18 {[%mdl 512]} Rc5+ (39... fxe6 40. Kxg6) 40. Kh6 fxe6 41. Kxg6 {White threatens Ra8+ and mate.} Kf8 42. Kf6 {White wants to mate with Ra8+.} Kg8 43. Kg6 $2 (43. Rg7+ $18 Kf8 44. Rg5) 43... Kf8 $11 44. Kf6 $2 {[%mdl 8192]} (44. Ra5 $11) 44... Kg8 $18 45. Rg7+ Kf8 46. Rb7 $2 (46. Rg5 $18 Rc6 47. Rxb5 e5+ 48. Kxe5) 46... Ke8 $2 {[%mdl 8192] [#]} (46... Kg8 $11) 47. Kxe6 $2 (47. Re7+ $1 $18 Kd8 48. Rh7 (48. Kxe6 Rc3 $16)) 47... Rc6+ $11 48. Kf5 {next Kg5 is good for White.} Rc3 49. Ke6 {Threatening mate with Rb8+.} ({Don't take} 49. Rxb5 $6 Rxg3 50. a4 h4 $16) 49... Re3+ 50. Kf6 Rxg3 51. Rb8+ Kd7 52. Rxb5 h4 $1 53. Rh5 Rxa3 54. f5 Ra4 55. Kf7 Rf4 56. f6 Kd6 57. Rh8 {Black must now prevent Kg6.} Ke5 58. Rh5+ Kd6 $1 59. Rh8 {And now Kg6 would win.} Ke5 60. Re8+ Kf5 $1 61. Re3 Kg4 62. Kg7 h3 63. f7 Rxf7+ (63... h2 $5 64. Re1 $8 Kh3 $11) 64. Kxf7 h2 65. Rg3+ $2 {[%mdl 8192]} (65. Re1 $11) 65... Kxg3 {[%mdl 32768] Quite a comeback for Black. Accuracy: White = 78%, Black = 82%. . An unexpected result.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "13.2"]
[White "Koziak, Vitali"]
[Black "Piorun, Kacper"]
[Result "1/2-1/2"]
[ECO "D70"]
[WhiteElo "2434"]
[BlackElo "2596"]
[Annotator "TA"]
[PlyCount "127"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,127,33,47,35,27,34,68,43,93,66,79,69,102,87,87,87,88,87,104,106,103,73,83,79,68,81,105,93,118,80,77,55,58,60,55,54,69,23,59,46,45,22,32,33,51,28,45,53,116,109,96,79,75,60,81,18,21,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-13,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Bf5 7. b3 {E60: King's Indian: Unusual lines and Fianchetto Variation without Nc3.} Nc6 8. Bb2 d5 9. Nbd2 {[#] White is slightly better.} Be6 $146 ({Predecessor:} 9... a6 10. cxd5 Nb4 11. Nh4 Bg4 12. h3 g5 13. hxg4 gxh4 14. gxh4 Nbxd5 15. g5 Ne8 {0-1 (36) Wagner,D (2318)-Orlov,A (2848) Playchess.com INT 2020}) 10. Ng5 Bc8 11. Rc1 h6 12. Ngf3 e6 13. Qc2 a5 14. a3 Re8 15. Rfd1 Bd7 16. e4 dxe4 17. Nxe4 Nxe4 18. Qxe4 Qc8 19. h4 Qd8 20. Ne5 Qe7 21. Nxd7 Qxd7 22. Rd3 Rab8 23. Rcd1 Ne7 24. Qf3 c6 25. Bc3 Qc7 26. Bd2 Rbd8 27. Bf4 Qc8 28. Be5 Nf5 29. Bh3 c5 (29... h5 $14) 30. Bxg7 $16 Kxg7 31. Bxf5 (31. dxc5 {seems wilder.} Rxd3 32. Qxd3 Qxc5 33. Qc3+ Kg8 34. b4) 31... exf5 32. dxc5 {[#] Hoping for Rxd8.} Rxd3 33. Qxd3 (33. Rxd3 $16 Qxc5 34. Qxb7) 33... Qxc5 $11 {The position is equal.} 34. Qd4+ Qxd4 35. Rxd4 {[%mdl 4096] Endgame KR-KR} Re1+ 36. Kg2 Rb1 37. Rd5 Rxb3 {Strongly threatening ...a4.} 38. Rxa5 b6 39. Rb5 Rxa3 40. Rxb6 Rc3 41. Rc6 h5 42. Kf1 Kf8 43. Ke2 Rc2+ 44. Ke3 Ke7 45. Rc7+ Ke6 46. f3 Rc3+ 47. Kf4 f6 48. Rc6+ Ke7 49. g4 fxg4 50. fxg4 hxg4 51. Kxg4 Rd3 52. Kf4 Rd4+ 53. Kg3 $1 Kf7 54. Kh3 f5 55. Kg3 Rg4+ 56. Kh3 Ke7 57. c5 Kd7 58. Rd6+ Kc7 59. h5 gxh5 60. Rh6 Rg5 {[#]} 61. Kh4 $1 {[%mdl 512]} Rg1 62. Rxh5 f4 {( -> ...Rh1+)} 63. Rf5 Kc6 64. Rxf4 {Accuracy: White = 89%, Black = 86%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "13.3"]
[White "Socko, Bartosz"]
[Black "Janik, Igor"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2601"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,73,20,0,7,12,3,0,0,-39,-21,-33,-17,-45,-12,-10,-11,-21,-21,-22,-16,-28,-22,-14,0,0,0,0,1,0,0,0,0,0,62,52,116,120,216,111,139,111,213,127,215,223,207,191,308,275,393,385,386,367,568,500,683,681,685,675]} 1. g3 d5 2. Bg2 Nf6 3. Nf3 g6 4. O-O Bg7 5. d4 c6 6. Nbd2 O-O 7. c4 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 8. b3 a4 9. Bb2 Bf5 {D78: Fianchetto Grünfeld: 6 0-0 c6.} 10. Nh4 Be6 11. Qc2 Nbd7 {The position is equal.} 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 {[#]} Bh3 $146 ({Predecessor:} 14... Qb6 15. d5 axb3 16. axb3 cxd5 17. Bxg7 Kxg7 18. cxd5 Bh3 19. Bg2 Bxg2 20. Nxg2 Rfc8 {0-1 (37) Eliseev,E (2401)-Kovchan,A (2593) Omelnyk 2017}) 15. Rfd1 Qc7 16. b4 a3 17. Bc3 Rfd8 18. Rab1 Nf6 19. Bg2 Be6 20. Ba1 Qc8 21. Rbc1 Bh6 22. Rb1 Bg5 {And now ...Bxh4 would win.} 23. Nf3 Bf5 24. Qe2 Bh6 (24... Bxb1 $11 25. Rxb1 Qf5) 25. Rb3 $14 Re8 ({Better is} 25... b5 $14) 26. Ne5 $16 Nd7 {[#]} (26... Ng4 $16 {might work better.}) 27. Ng4 (27. Nxf7 $1 $18 {[%mdl 512]} Kxf7 28. g4) 27... Bg7 {[#]} 28. Ne3 $1 {Strongly threatening g4.} Nb6 (28... Nf6 $16) 29. c5 ({White should try} 29. Nxf5 $18 gxf5 30. b5) 29... Nd5 (29... Be6 $16 {was worth a try.}) 30. Nxd5 $18 cxd5 31. Bxd5 Qd7 (31... Bg4 $142 32. Bf3 Bxf3 33. Qxf3 e6) 32. Bf3 {aiming for g4.} Qc7 (32... h5 $142 33. d5 Bxa1) 33. d5 Bxa1 34. Rxa1 Red8 (34... h5 $142 35. Re1 b6) 35. Re1 {White is clearly winning.} Re8 36. Re3 Qd7 37. g4 {Accuracy: White = 79%, Black = 45%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "13.4"]
[White "Barski, Radoslaw"]
[Black "Miton, Kamil"]
[Result "0-1"]
[ECO "A50"]
[WhiteElo "2446"]
[BlackElo "2590"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,73,34,1,3,0,0,-6,2,0,5,-1,5,-2,0,0,0,-13,-10,-33,-34,-37,-50,-43,-16,-53,-53,-53,-49,-53,-53,-49,-26,-27,-10,-10,0,-6,8,0,0,0,6,0,21,31,60,26,44,44,44,44,49,45,48,49,42,22,48,17,27,16,16,16,16,-10]} 1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Nf3 e6 5. Bg5 h6 6. Bh4 (6. Bxf6 $5 Qxf6 7. a3 $11) 6... Be7 {E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7 .} 7. Bxf6 Bxf6 8. e4 d6 9. Bd3 O-O 10. O-O Nd7 11. Qc2 {[#]} g6 $146 ({Predecessor:} 11... c5 12. d5 a6 13. Rae1 Qc7 14. h3 Rfe8 15. Nh2 Ne5 16. Be2 Ng6 17. f4 exd5 18. exd5 {0-1 (34) MacGregor,I (1817)-McGowan,D (2068) Grangemouth 2008}) 12. Rad1 Bg7 13. Ne2 e5 14. Qd2 exd4 15. Nfxd4 Re8 16. f3 Qg5 17. Qxg5 hxg5 18. Nb5 Rec8 19. Nbc3 Ne5 20. b3 a6 21. Nd5 Bxd5 (21... Kf8 {looks sharper.} 22. g3 Nd7 23. Kg2 a5 24. Bc2 Be5) 22. cxd5 b5 23. Nd4 Ng4 24. Nc2 Ne5 25. Be2 c5 26. dxc6 $1 Rxc6 27. Nb4 Rc3 28. Rc1 Rac8 29. Rxc3 Rxc3 30. Nxa6 Rc2 31. Bxb5 {Nb4 is the strong threat.} Rxa2 32. Rd1 Rb2 33. Ba4 Bf8 34. Nb4 d5 35. Nxd5 {[#] Hoping for Nf6+.} Bc5+ 36. Kh1 Nd3 {Threatens to win with ...Nf2+.} 37. Ra1 {[%mdl 32768] Accuracy: White = 87%, Black = 88%. . Loss on time!?} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "13.5"]
[White "Jakubowska, Anna"]
[Black "Krasenkow, Michal"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2051"]
[BlackElo "2605"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,58,-10,-6,-10,17,-32,-32,-46,-40,-54,-47,-117,-122,-134,-21,-17,17,-10,7,-33,-18,-112,-62,-154,-127,-133,-129,-145,-139,-275,-279,-276,-270,-621,-620,-627,-627,-901,-898,-855,-724,-917,-910,-1146,-1134]} 1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. g3 e5 5. Nge2 Nbd7 6. Bg2 Be7 7. O-O O-O 8. h3 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 9. a3 {B07: Pirc Defence: Miscellaneous Systems.} Bb7 10. Kh2 a5 11. f4 {Black is slightly better.} b4 12. Na4 {[#]} exd4 $146 ({Predecessor:} 12... Ba6 13. Re1 c5 14. dxc5 dxc5 15. b3 Qc7 16. c4 Bb7 17. Qc2 Bc6 18. Nb2 Qb7 19. fxe5 Nxe5 {1-0 (55) Kolar,S (2139)-Biti,O (2384) Ptuj 2008}) 13. Qxd4 (13. Nxd4 $15 c5 14. Nf5 Nxe4 15. Qd3) 13... c5 $17 14. Qe3 {Black should prevent e5.} d5 (14... Re8 $17 {Threatens to win with ...Qc7.} 15. g4 Bf8) 15. e5 $11 d4 16. Qg1 Ne4 $36 {[%mdl 2048] White is under pressure.} 17. b3 f5 18. exf6 (18. Bf3 $11 {keeps the balance.}) 18... Ndxf6 (18... Rxf6 19. Qh1 $16) ({Don't do} 18... gxf6 19. f5 $15) 19. Bb2 (19. Bf3 $15) 19... Bd5 20. Rad1 Qc7 21. axb4 axb4 22. Nxd4 (22. Bf3 $17) 22... cxd4 $19 23. Bxd4 Qxc2 24. Bxf6 $2 {[#]} (24. Nb6 Ra2 25. Nxd5 Nxd5 26. Ra1) 24... Nxf6 {Black is clearly winning.} ({Weaker is} 24... Rxf6 25. Rxd5 Nxg3 26. Rf2 $16) 25. Rf2 Qxb3 26. Nb6 {[%cal Rb6d5]} Bxg2 27. Rxg2 Ra2 28. Re1 Rxg2+ {[%mdl 64] [#] Overworked Piece} 29. Qxg2 Bc5 {Accuracy: White = 35%, Black = 67%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "13.6"]
[White "Jakubowski, Krzysztof"]
[Black "Socko, Monika"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2481"]
[BlackElo "2289"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,81,22,22,45,48,54,36,52,48,54,46,45,41,51,35,36,34,34,34,37,28,34,33,62,45,61,33,41,31,24,43,39,37,46,31,43,39,39,35,33,-55,-46,-43,-38,-43,-66,-108,-104,-364,-256,-372,-372,-366,9,0,0,0,23,18,24,20,27,0,0,0,4922,4922,29994,29995,29995,29996,29996,671]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 g6 6. Nf3 {[#]} Bh6 $146 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} ({Predecessor:} 6... Bf5 7. Bxf5 gxf5 8. Bg5 Qc7 9. O-O e6 10. Re1 Be7 11. c4 dxc4 12. d5 O-O-O 13. Nc3 Nf6 14. Qa4 Nxd5 15. Nxd5 Rxd5 16. Bxe7 Qxe7 17. Qxc4 {0-1 (33) Dominguez Perez,L (2758)-Kobalia,M (2609) Moscow 2019}) 7. O-O Bg4 8. Nbd2 Nf6 {White is slightly better.} 9. h3 Bxf3 10. Nxf3 Bxc1 11. Qxc1 O-O 12. Re1 Kg7 13. Qf4 e6 14. Re2 Rc8 15. Rae1 Nh5 16. Qe3 Qd6 17. g3 a6 18. Nh2 Nf6 19. Ng4 {Qh6+ would kill now.} Nxg4 20. hxg4 Rce8 21. f4 f6 22. Rh2 Re7 23. Kg2 Kg8 24. Reh1 Rg7 25. g5 (25. Rh6 $14) 25... fxg5 $15 26. fxg5 e5 27. dxe5 Nxe5 {White must now prevent ...Rf3.} 28. Be2 Re7 {Hoping for ...Nc4!} 29. Qd2 $2 {[%mdl 8192]} (29. Qd4 $17) 29... Ref7 {aiming for ...Rf2+.} ({Less strong is} 29... Qc5 30. Qd4 $17) 30. Rf1 (30. Qe3 {was necessary.}) 30... Rxf1 $19 31. Bxf1 Nc6 $2 {[#]} (31... Ng4 $19 32. Qe2 Nxh2 33. Kxh2 Rf5) 32. Bc4 $1 {[%mdl 512]} Rd8 (32... dxc4 33. Qxd6) 33. Bb3 Qe5 34. Rh4 Kg7 35. Rf4 Rd7 36. Rf3 d4 37. Qf2 {Threatening mate with Rf7+.} Qxg5 $2 {[%mdl 8192]} (37... Qe4 $11 38. Kg1 Ne5) 38. Rf7+ $18 Rxf7 39. Qxf7+ {[%mdl 64] [#] Double Attack. White mates.} Kh6 40. Qf8+ Kh5 41. Bd1+ {Never resign too early! Accuracy: White = 65%, Black = 75%.} 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "13.7"]
[White "Flak, Pawel"]
[Black "Golubka, Petro"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2157"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,94,31,43,-10,-3,-11,9,0,0,0,17,9,37,0,44,28,111,95,92,13,33,-20,-16,-120,-102,-239,-65,-704,-701,-778,-783,-987,-365,-387,-415,-466,-465,-500,-477,-553,0,-879,-504,-467,-343,-332,-327,-406,-299,-447,-441,-485,-485,-587,-606,-709,-629,-1235,-827,-819,-808,-804,-792,-1384,-1375,-1235,-877,-1453,-987,-1260,-1235,-1436,-1437,-1372,-1280,-1433,-1367,-1708,-1707,-29982,-29983,-29987,-29987,-29990,-29988,-29988,-29989]} 1. d4 b5 2. a4 b4 3. c4 bxc3 4. Nxc3 {[#]} d5 $146 ({Predecessor:} 4... Bb7 5. e4 e6 6. Nf3 Nf6 7. Bd3 c5 8. O-O Be7 9. Qc2 cxd4 10. Nxd4 Nc6 11. Nxc6 Bxc6 {½-½ (48) Guillaumat,J (1826)-David,B (1820) Vaujany 2014}) 5. e4 e6 6. Bb5+ {A40: Unusual replies to 1 d4.} ({Better is} 6. Nf3 $14) 6... c6 $11 7. Bd3 Nf6 8. Nf3 {The position is equal.} Ba6 9. O-O Be7 10. Re1 O-O 11. Bf4 Qa5 12. Bb1 Nbd7 (12... Rc8 $11) 13. e5 $1 $16 {[%cal Re5f6]} Ne8 14. Qc2 (14. Ng5 $16 g6 15. Nxh7 $1 {[%mdl 512]}) 14... g6 $11 15. h4 (15. Na2 $14) 15... Ng7 16. g4 (16. Bd2 $11 {remains equal.} Qb6 17. a5) 16... f5 $17 17. exf6 (17. g5 $17) 17... Nxf6 $2 ({Black should try} 17... Rxf6 $19 18. Bg5 Rxf3 19. Bxe7 Qc7) 18. Bg5 $2 {[%mdl 8192]} (18. Ne5 $15 Qb6 19. Be3) 18... Nxg4 $19 {[%mdl 64] Discovered Attack} 19. Bxe7 Rxf3 20. Qd1 {[#]} Rf7 $2 (20... Qc7 $1 {[%csl Gg4][%cal Rc7h2][%mdl 512]} 21. Re5 Nxe5 22. dxe5 {[#]} Rxf2 $1 {[%mdl 512]} 23. Kxf2 Qxe7) 21. Qxg4 {aiming for Ba3.} Rxe7 22. Bc2 Rf8 23. Re3 Qb4 24. Rb1 c5 $2 (24... Ref7 $19 25. Bd3 Bxd3 26. Rxd3 Rxf2) 25. Ne2 $2 {[%mdl 8192]} (25. Nxd5 $11 exd5 26. Rxe7) 25... Bxe2 26. Rxe2 Qxd4 27. Qxd4 cxd4 28. Rd1 Rb8 29. b3 (29. Rxd4 {was necessary.} Rxb2 30. Kf1) 29... Rb4 30. Kg2 Kf7 31. Kf3 e5 32. Rde1 Kf6 33. Kg4 h5+ 34. Kh3 e4 35. Bd1 Nf5 36. Rg1 d3 37. Rd2 a5 38. f3 Rg7 39. fxe4 dxe4 40. Re1 Re7 41. Kg2 Nxh4+ 42. Kf2 Nf5 {Hoping for ...e3+.} 43. Kg2 Rd4 44. Kf1 e3 {Black mates.} 45. Rb2 e2+ 46. Bxe2 dxe2+ 47. Rbxe2 Ng3+ {[%mdl 64] Double Attack. Accuracy: White = 25%, Black = 55%.} 0-1

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "13.8"]
[White "Sztwiertnia, Jan Krzysztof"]
[Black "Sadzikowski, Daniel"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2113"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,115,4,9,0,0,-22,0,-25,-35,-23,-27,-42,-25,-28,-28,-36,-34,-39,-40,-38,-26,-26,-24,-23,-17,-156,-33,-26,-27,-24,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,29989,0,0,0,0,0,0,0]} 1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Be2 cxd4 7. cxd4 Nc6 8. O-O Be7 9. Nc3 Qd6 10. Bg5 O-O 11. Bxf6 {B22: Sicilian: 2 c3.} Bxf6 12. Ne4 Qe7 13. Bb5 Bd7 14. Nxf6+ Qxf6 15. d5 exd5 16. Qxd5 Rad8 {[#]} 17. Bxc6 $146 ({Predecessor:} 17. Rad1 Bg4 18. Qe4 Bxf3 19. Qxf3 Qxf3 20. gxf3 Nd4 21. Bc4 Nxf3+ 22. Kg2 Ne5 23. Be2 Rfe8 24. Bb5 Rxd1 25. Rxd1 {½-½ (29) Molina,V (773)-Raines,D (999) LSS email 2013}) 17... Bxc6 {[%mdl 64] Pin} 18. Qe5 Qg6 {Hoping for ...Bxf3.} 19. Qg3 Qxg3 20. fxg3 f6 21. Rad1 Rfe8 22. Rfe1 (22. Rxd8 $11 Rxd8 23. Kf2) 22... Rxe1+ ({Black should try} 22... Rxd1 $17 23. Rxd1 Re2) 23. Rxe1 $17 {[%mdl 4096] Endgame KRB-KRN} Kf7 24. Kf2 Bxf3 25. gxf3 $11 {KR-KR} Rd2+ 26. Re2 Rxe2+ 27. Kxe2 {KP-KP} Ke6 28. Ke3 Kd5 29. Kd3 h5 30. f4 a5 31. a4 Kc5 {White must now prevent ...Kb4.} 32. Kc3 g5 33. fxg5 fxg5 34. h3 b6 35. b3 b5 36. axb5 Kxb5 {K3P-K3P} 37. h4 g4 38. Kd3 Kb4 39. Kc2 Kc5 40. Kc3 Kb5 41. Kd3 Kb4 42. Kc2 Kc5 43. Kc3 Kb5 44. Kd3 Kb4 45. Kc2 Ka3 {aiming for ...Ka2.} 46. Kc3 Ka2 $1 {[%cal Ra2b1]} 47. Kc2 $1 Ka3 {Strongly threatening ...Ka2.} (47... Ka1 $5 48. Kc1 $8 Ka2 $11) 48. Kc3 Ka2 $1 {[%cal Ra2b1]} 49. Kc2 $1 Ka3 {Threatens to win with ...Ka2.} (49... Ka1 $5 50. Kc1 $8 Ka2 51. Kc2 $11) 50. Kc3 Ka2 $1 {[%cal Ra2b1]} 51. Kc2 $1 Ka1 (51... Ka3 $5 52. Kc3 $8 $11) 52. Kc1 $1 Ka2 53. Kc2 Ka3 {And now ...Ka2 would win.} (53... Ka1 $5 54. Kc1 $8 Ka2 55. Kc2 $11) 54. Kc3 a4 $2 {[%mdl 8192] [#]} (54... Ka2 $11 55. Kc2) 55. bxa4 $2 (55. b4 $1 {mates} Ka2 56. b5 Kb1 57. b6 Kc1 58. b7 Kd1 59. b8=Q Ke2 {[#]} 60. Qe8+ $1 {[%mdl 512]} Kf3 61. Qxh5) 55... Kxa4 {The position is equal.} 56. Kc4 Ka3 {( -> ...Kb2)} 57. Kc3 Ka4 58. Kc4 {Accuracy: White = 87%, Black = 91%.} 1/2-1/2

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "13.9"]
[White "Nasuta, Grzegorz"]
[Black "Zgadzaj, Rafal"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2553"]
[BlackElo "2083"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,49,39,33,60,41,29,13,28,27,23,24,29,35,34,24,22,20,26,21,45,23,25,16,73,67,127,122,91,38,86,60,227,228,300,299,403,391,29995,1459]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 O-O 6. Qd2 c6 7. Bh6 Qc7 {B08: Pirc Defence: Classical System.} 8. Bxg7 Kxg7 9. e5 $5 {[%mdl 4] [#] Exploring less charted territory.} Nd5 $146 {The position is equal.} ({Predecessor:} 9... dxe5 10. dxe5 Nd5 11. Ne4 Bf5 12. Ng3 Be6 13. c4 Nb6 14. Qf4 c5 15. h4 Nc6 {1-0 (45) Del Rio de Angelis,S (2467)-Nunes,A Loures 2000}) 10. O-O-O Bg4 11. Be2 Nd7 12. exd6 Qxd6 13. h3 $36 {[%mdl 2048] White is pushing.} Bxf3 14. Bxf3 N7f6 15. Nxd5 cxd5 16. Kb1 b5 17. g4 Rac8 (17... h6 $11) 18. h4 $16 Ne4 (18... h6 $14) 19. Bxe4 dxe4 20. Qe3 (20. h5 $16) 20... Qe6 21. h5 gxh5 $2 {[#] A mistake that costs the game.} ({Black should play} 21... Qxg4 $14 22. hxg6 hxg6) 22. Rxh5 $18 h6 23. Rdh1 {[%cal Rh5h6]} Rh8 24. g5 hxg5 $2 (24... Rh7 $18 25. gxh6+ Kh8 26. Rxb5 Qg4) 25. Rxg5+ {Accuracy: White = 89%, Black = 19%.} (25. Qxg5+ $142 Qg6 26. Qe5+ Kf8 27. Rxh8+ Qg8 28. Rxg8+ {[%mdl 64] Back Rank} Kxg8 29. Rh8#) 1-0

[Event "Chesscup Blitz 2020"]
[Site "Katowice"]
[Date "2020.09.12"]
[Round "13.10"]
[White "Kot, Jerzy"]
[Black "Tsatsalashvili, Keti"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1924"]
[BlackElo "2246"]
[Annotator "ChessBase"]
[PlyCount "64"]
[EventDate "2020.09.12"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "180+2"]

1. g3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. Bg2 {[%emt 0:00:01]} d5 {[%emt 0:00:03]} 3. Nf3 {[%emt 0:00:02]} c5 {[%emt 0:00:03]} 4. O-O {[%emt 0:00:02]} Nc6 {[%emt 0:00:01]} 5. c4 {[%emt 0:00:01]} d4 {[%emt 0:00:02]} 6. e3 {[%emt 0:00:05]} g6 {[%emt 0:00:20]} 7. exd4 {[%emt 0:00:02]} cxd4 {[%emt 0:00:01]} 8. d3 {[%emt 0:00:09]} Bg7 {[%emt 0:00:01]} 9. b4 {[%emt 0:00:02]} Nxb4 {[%emt 0:00:17]} 10. Qa4+ {[%emt 0:00:02]} Nc6 {[%emt 0:00:01]} 11. Ne5 {[%emt 0:00:03]} O-O {[%emt 0:00:33]} 12. Nxc6 {[%emt 0:00:03]} bxc6 {[%emt 0:00:01]} 13. Qxc6 {[%emt 0:00:05]} Rb8 {[%emt 0:00:02]} 14. Nd2 {[%emt 0:00:07]} Bf5 {[%emt 0:00:41]} 15. Ne4 {[%emt 0:00:12]} Rb6 {[%emt 0:00:01]} 16. Qa4 {[%emt 0:00:20]} Bxe4 {[%emt 0:00:19]} 17. dxe4 {[%emt 0:00:02]} e5 {[%emt 0:00:11]} 18. Ba3 {[%emt 0:00:14]} Re8 {[%emt 0:00:01]} 19. Qxa7 {[%emt 0:00:02]} Rc6 {[%emt 0:00:06]} 20. Rfc1 {[%emt 0:00:13]} Qa8 {[%emt 0:00:13]} 21. Bc5 {[%emt 0:00:10]} Qxa7 {[%emt 0:00:06]} 22. Bxa7 {[%emt 0:00:02]} Ra8 {[%emt 0:00:01]} 23. f4 {[%emt 0:00:03]} Rxa7 {[%emt 0:00:09]} 24. fxe5 {[%emt 0:00:01]} Ng4 {[%emt 0:00:04]} 25. e6 {[%emt 0:00:07]} fxe6 {[%emt 0:00:03]} 26. e5 {[%emt 0:00:08]} Rc5 {[%emt 0:00:02]} 27. a4 {[%emt 0:00:05]} Nxe5 {[%emt 0:00:04]} 28. Re1 {[%emt 0:00:02]} Rxc4 {[%emt 0:00:04]} 29. Bh3 {[%emt 0:00:04]} Kf7 {[%emt 0:00:07]} 30. a5 {[%emt 0:00:03]} Nf3+ {[%emt 0:00:01]} 31. Kf2 {[%emt 0:00:08]} Nxe1 {[%emt 0:00:02]} 32. Rxe1 {[%emt 0:00:01]} e5 {[%emt 0:00:02]} 0-1

