[Event "Solidarity Match Ukraine-Israel"]
[Site "Online"]
[Date "2022.03.21"]
[Round "1.1"]
[White "Solodovnichenko, Yuri"]
[Black "Fridman, Daniel"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2561"]
[BlackElo "2626"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2022.03.19"]
[EventType "team-tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,87,57,47,57,54,54,51,42,37,37,37,51,34,27,41,29,27,15,12,13,22,16,9,20,25,39,28,25,32,33,14,18,12,33,0,0,0,0,0,6,0,10,0,8,8,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Qb6 8. Na4 Qa5+ 9. c3 b6 {[%cal Bb7b6,Bb6b5,Bb5b4,Bb4b3][%mdl 32]} 10. Bd2 c4 11. b4 $1 Nxb4 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} 12. cxb4 Bxb4 13. Qc2 Bxd2+ {White is slightly better.} 14. Nxd2 {[%cal Bf3d2,Bd2c4,Bc4a5][%mdl 32]} b5 15. Nc3 b4 {[#]} 16. Nce4 dxe4 17. Nxc4 b3+ $1 18. Nxa5 bxc2 19. Rc1 O-O {[#]} 20. Bc4 $146 ({Predecessor:} 20. Rxc2 Nb6 21. Bb5 Nd5 22. Ke2 Rb8 23. a4 a6 24. Bc4 Bd7 25. Ra1 Rb4 26. g3 Bxa4 27. Rd2 Rxc4 28. Nxc4 Bb5 29. Rc2 Rc8 30. Rac1 Nb4 {0-1 (30) Santos Ruiz,M (2589)-Moura,Y (2074) Chess.com INT 2020}) 20... Nb6 (20... Rb8 {is more complex.} 21. Kf2 Rb4 22. Rxc2 Nb6 23. Rhc1 Bd7) 21. Rxc2 Nxc4 22. Nxc4 Ba6 23. Kd2 Rab8 24. Rhc1 f5 25. exf6 gxf6 26. Ke3 Rfd8 27. Kxe4 Rb4 {The position is equal.} 28. Ke3 Ra4 29. g4 Rd5 30. h4 h6 {To avoid g5} 31. a3 Kf8 32. Rc3 Ke7 33. g5 hxg5 34. hxg5 fxg5 35. fxg5 Rxg5 {[#] White must now prevent ...Rg3+.} 36. Ne5 {Threatens to win with Rc7+.} Rg3+ 37. Kf2 Rxc3 38. Rxc3 $11 {[%mdl 4096] Endgame KRB-KRN} Kd6 39. Ke3 Kd5 40. Rc5+ Kd6 41. Rc6+ Kd5 42. Rc5+ Kd6 43. Rc6+ Kd5 44. Rc5+ {Weighted Error Value: White=0.04 (flawless) /Black=0.03 (flawless)} 1/2-1/2

[Event "Solidarity Match Ukraine-Israel"]
[Site "Online"]
[Date "2022.03.21"]
[Round "1.2"]
[White "Kovalenko, Igor"]
[Black "Smirin, Ilia"]
[Result "1-0"]
[ECO "E43"]
[WhiteElo "2674"]
[BlackElo "2615"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2022.03.19"]
[EventType "team-tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,121,18,3,56,44,56,55,56,56,80,72,58,54,104,97,114,117,108,85,108,84,141,138,155,123,139,123,168,159,168,128,149,93,152,103,119,102,121,30,32,36,163,86,125,129,193,63,60,-62,52,64,65,68,163,167,160,168,376,356,375,375,368,354,299,175,170,135,117,145,176,172,275,271,596,591,528,522,772,703,1071,799,29967,29968,29965,4141,29965,4141,4141,4141,29986,29968,29962,11873,29966,29966,7210,6566,12809,4141,29976,29972,29970,29971,29975,29976,29974,11880]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 b6 6. Nf3 Bb7 7. Bd3 c5 8. a3 $1 {[%mdl 4] now scores much better than the old 8.0-0.} Bxc3 9. Bxc3 Ne4 {E43: Nimzo-Indian: Rubinstein: 4...b6.} (9... cxd4 $11 10. exd4 d5) 10. Bxe4 $14 Bxe4 11. dxc5 bxc5 {White is slightly better.} 12. Qd6 {And now Qe5 would win.} Nc6 {To avoid Qe5} 13. Nd2 (13. h4 {feels hotter.} Qe7 14. O-O-O f6 15. Qxd7 Rad8 16. Qxe7 Nxe7 17. Rxd8 Rxd8 18. h5) 13... Bg6 (13... Bxg2 $2 14. Qg3 $1 {[%mdl 512]} g6 15. Qxg2 $18) 14. Qxc5 $40 {[%mdl 128] [#] White has some attack.} Rc8 $146 (14... Qc7 $14) ({Predecessor:} 14... Qc7 15. O-O d6 16. Qg5 h6 17. Qg3 e5 18. Rfd1 Bh5 19. f3 f5 20. Rac1 Nd8 {1-0 (27) Seemann,J (2306)-Budzisz,A (1955) Pokrzywna 2020}) 15. Qd6 $16 Ne7 16. e4 f5 17. Qe5 {[%csl Gc3][%cal Re5g7]} Rf7 18. exf5 Nxf5 (18... d6 $142 19. fxg6 (19. Qxe6 Bxf5 20. Qe2 Ng6 $14) 19... dxe5 20. gxf7+ Kxf7) 19. O-O Qb6 20. Rae1 Ne7 21. Re3 {To avoid Bd3} Rcf8 (21... d6 $16 22. Qxe6 Bf5 23. Qxe7 (23. c5 Qxc5 24. Qb3 Nd5 $16) 23... Rxe7 24. Rxe7 Rc7 25. Re8+ Kf7) 22. Rf3 Bf5 23. b4 Ng6 24. Qd4 (24. Qg3 $142) 24... Qb7 (24... e5 $142 25. Qe3 Qxe3 26. Rxe3 (26. fxe3 d6 $16) 26... d6) 25. Re1 (25. c5 $142) 25... e5 26. Qe3 d6 27. h3 (27. c5 $16 {Threatens to win with Nc4.} Nf4 28. Rg3 (28. cxd6 Nxg2 29. Kxg2 Bg4 $15)) 27... Nh4 $1 $11 {[%cal Of5h3]} 28. Rg3 {aiming for c5.} Bg6 ({Black should play} 28... Bc2 $1 $14) 29. Ne4 (29. Qg5 $1 $18 {[%cal Rg5h4]} Nf5 30. Rf3) 29... Nf5 $16 {[%csl LRe3,LRg3]} 30. Qd2 Qc6 (30... Nxg3 $16 31. Nxd6 Qa8 32. Nxf7 (32. fxg3 $2 Rf2 $19) 32... Ne4 33. Rxe4 Bxe4) 31. Rxg6 hxg6 $14 32. Qg5 (32. Qa2 $14) 32... Ne7 ({Better is} 32... Qxc4 $15 33. Qxg6 Re7) 33. c5 dxc5 34. bxc5 Nd5 ({Black should try} 34... Qe6 $14) 35. Bxe5 $18 ({Stronger than} 35. Qxe5 Re7 36. Qd6 Qxd6 37. cxd6 (37. Nxd6 Rxe1+ 38. Bxe1 Rf4 $17) 37... Rxe4 $1 38. Rxe4 Nxc3 $15) 35... Rf5 36. Qg3 {White is more active.} Nf4 $2 (36... Re8 37. Nd6 Rfxe5 38. Rxe5 Rxe5 39. Qxe5 Qxc5) 37. Nd6 Qxg2+ 38. Qxg2 {The board is on fire.} Nxg2 39. Kxg2 Rxf2+ 40. Kg1 (40. Kg3 $142) 40... Rc2 41. Bd4 {Hoping for Re7.} Rb8 42. Bf2 g5 43. Ne4 Rbb2 (43... Kf7 $142 44. Nxg5+ Kg6) 44. Kg2 Re2 $2 (44... Kf8 {is a better chance.} 45. Re3 Re2 46. Rxe2 Rxe2) 45. Rxe2 Rxe2 46. Kf3 Ra2 47. Nxg5 Rxa3+ 48. Ke4 {c6 is the strong threat.} a5 49. c6 Rc3 50. Kd5 Kf8 51. Be1 (51. Ne4 $142 Rc2 {[#]} 52. Nc5 $1 Re2 53. c7 $1 Re8 54. Nd7+ Kf7 55. Nb6 Rg8 56. Bh4) 51... Rd3+ 52. Kc4 {Intending c7 and mate.} Rd1 53. Bxa5 Ke7 54. Bb4+ Kd8 55. Ne6+ Kc8 56. h4 {Nd4 would kill now.} Rh1 57. Be7 {White wants to mate with Bg5.} g6 58. Kd5 {White mates.} Rd1+ 59. Nd4 Re1 60. Bg5 Rd1 61. Kc5 {Weighted Error Value: White=0.25 (precise) /Black=1.01} 1-0

[Event "Solidarity Match Ukraine-Israel"]
[Site "Online"]
[Date "2022.03.21"]
[Round "1.3"]
[White "Moiseenko, Alexander"]
[Black "Postny, Evgeny"]
[Result "0-1"]
[ECO "E31"]
[WhiteElo "2602"]
[BlackElo "2567"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2022.03.19"]
[EventType "team-tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,86,6,6,24,31,39,45,27,77,52,61,60,72,42,77,0,4,-6,-10,-2,-11,-4,-12,-16,-15,-24,-16,-31,-31,-31,-31,-27,-23,-23,-22,-23,-30,-275,-40,-195,-194,-194,-193,-209,-200,-243,-237,-235,-235,-235,-235,-360,-360,-393,-398,-587,-504,-587,-553,-652,-622,-693,-672,-741,-731,-712,-640,-796,-763,-938,-747]} 1. d4 {Bangiev,A} Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 c5 6. d5 Bxc3+ 7. bxc3 d6 8. e3 e5 9. Nf3 Bf5 10. Nd2 {[%cal Oe3e4] E31: Nimzo-Indian: Leningrad Variation: 4...h6 5 Bh4 c5 6 d5 d6.} Nbd7 11. e4 Bh7 {[#]} 12. Bd3 $146 {White is slightly better.} ({Predecessor:} 12. f3 Qc7 13. Qa4 Ng8 14. Bd3 Ne7 15. Bxe7 Kxe7 16. Nf1 a6 17. Ne3 b5 18. Qa3 {½-½ (27) Gabriel,C (2562)-Socko,B (2569) Germany 2003 CBM 094 [Bangiev,A]}) 12... Nf8 (12... g5 $11 13. Bg3 O-O) 13. Rb1 {Strongly threatening Bxf6.} g5 14. Bg3 ({Don't blunder} 14. Rxb7 $2 gxh4 15. Qa4+ N8d7 $19) 14... Qc7 15. Qa4+ Ke7 16. O-O (16. f3 $16) 16... Ng6 $11 17. Rfe1 h5 {[%cal Bh6h5,Bh5h4][%mdl 32] Hoping for ...h4.} 18. f3 h4 19. Bf2 Nf4 20. Bf1 Bg6 21. h3 N6h5 22. Kh2 Kf6 23. Rb2 Kg7 24. Reb1 Rhb8 25. Qc2 Qd7 26. Rb5 b6 27. Bd3 $2 {[#]} (27. Re1 $11) 27... Rh8 $2 (27... Nxg2 $1 $19 {[%mdl 512] ...Nhf4 is the strong threat.} 28. Kxg2 Nf4+ 29. Kg1 Nxh3+ 30. Kg2 Nf4+ 31. Kg1 Bh5) 28. Bf1 $2 {[#]} (28. Be3 $1 $15) 28... f5 $1 $19 29. exf5 Bxf5 30. Ne4 Nf6 {[%cal Og5g4] aiming for ...g4! Pair of Knights!} 31. Re1 {[%cal Oe4f6]} Bxe4 {Dancing on a razor blade.} 32. Rxe4 Nxe4 33. Qxe4 Raf8 {[%cal Ba8f8,Bf8f5,Bf5f7,Bf7d7][%mdl 32]} 34. a4 (34. Rb1 {might work better.}) 34... Qf5 {Threatens to win with ...Qxe4.} 35. Qxf5 Rxf5 36. a5 (36. Rb1 $142) 36... bxa5 {Black is clearly winning.} 37. Rxa5 Rf7 38. Ra6 Rd7 39. Be3 Rb8 40. Bxf4 gxf4 41. Bd3 Kf6 42. Bc2 Rb2 43. Ba4 Ra2 {Weighted Error Value: White=0.59/Black=0.19 (very precise)} 0-1

[Event "Solidarity Match Ukraine-Israel"]
[Site "Online"]
[Date "2022.03.21"]
[Round "1.4"]
[White "Zubov, Alexander"]
[Black "Golod, Vitali"]
[Result "1-0"]
[ECO "D26"]
[WhiteElo "2598"]
[BlackElo "2505"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2022.03.19"]
[EventType "team-tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,117,58,48,74,30,227,228,266,257,369,185,170,189,180,170,184,178,170,170,232,175,169,152,169,167,209,149,149,134,325,325,323,323,446,432,428,262,293,252,278,193,259,260,265,251,302,311,290,301,364,343,365,373,397,393,356,387,419,409,401,296,435,451,437,439,451,429,445,420,402,346,352,339,548,549,554,522,563,557,620,603,608,631,626,596,589,586,712,697,680,621,637,550]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 Nxd5 5. Nf3 c5 6. e3 Nc6 7. Bc4 cxd4 8. exd4 Be7 9. O-O O-O 10. Re1 Nf6 11. a3 b6 12. Ba2 Bb7 13. Qd3 Rc8 14. Bf4 $1 Nh5 {[#] D26: Queen's Gambit Accepted: 4 e3 e6 5 Bxc5 c5 sidelines.} 15. Be3 {White is much more active. Black has bad knights.} ({White should try} 15. Bb1 $1 $16 {[%csl Gb1][%cal Rd3h7]} g6 16. Bh6) 15... g6 $2 {[#]} (15... Nf6 $11 {and Black stays safe.}) 16. Rad1 $146 ({Predecessor:} 16. Rac1 Bf6 17. Ne4 Bg7 18. Bg5 Bf6 19. Nxf6+ Nxf6 20. Qe2 Kg7 21. Qe3 Re8 22. Ne5 {½-½ (49) Reefat,B (2335)-Abdulghafour,Y Doha 1992}) 16... Bf6 {White is clearly better.} 17. d5 Bxc3 (17... Ne5 $142 18. Nxe5 Bxe5 19. dxe6 Kg7) 18. dxc6 (18. bxc3 exd5 19. Bxd5 (19. Qxd5 Qxd5 20. Bxd5 Nf6 $11) 19... Qc7 $16) (18. Qxc3 $142 exd5 19. Rxd5 (19. Bxd5 Qf6 $16)) 18... Qxd3 19. Rxd3 Bxe1 20. cxb7 Rb8 21. Nxe1 {Threatens to win with Rd7.} Rxb7 22. Nf3 Rc7 (22... Nf6 {keeps fighting.} 23. Ne5 Rc8) 23. Bb3 Nf6 24. h3 Rd7 {[#]} 25. Rc3 Ne4 (25... h5 $142 26. Bh6 Rb8) 26. Rc4 Nc5 27. Bc2 (27. Bxc5 bxc5 28. Bc2 (28. Rxc5 Rb7 $14) 28... Rc8 $16) 27... Nd3 $2 {Loses the game.} (27... Rc7 $16 {was necessary.} 28. Bf4 b5) 28. Bxd3 Rxd3 29. Rc7 Rfd8 30. Ne5 (30. Rxa7 f6 31. Bxb6 R8d7 32. Rxd7 Rxd7 $18) 30... R3d5 31. Nxf7 R8d7 32. Nh6+ Kg7 33. Rc8 Rd8 (33... g5 {might work better.}) 34. Rc2 g5 35. Ng4 h5 {[#]} 36. Nh2 ({Not} 36. Rc7+ Kg6 $14) 36... Rd1+ 37. Nf1 Re1 38. Bd2 ({Inferior is} 38. Bxg5 Rdd1 $17) 38... Rb1 39. g4 ({Stronger than} 39. Bxg5 Rdd1 $15) 39... hxg4 40. hxg4 Kg6 41. Kg2 Rd5 42. Nh2 Rc5 43. Bc3 {And now Re2 would win.} Rd1 (43... Rxb2 {is a better defense.} 44. Rxb2 Rxc3) 44. Re2 Kf7 45. Nf3 a5 46. Re3 Rdd5 47. Kg3 Ke7 48. Ne5 Rd1 49. Kg2 Rb1 $2 (49... Rd6 50. b4 Rc8 51. bxa5 bxa5 52. Bxa5 Rd4) 50. Rh3 {White is clearly winning.} Kd6 51. Nf7+ Kc6 52. Rh6 Kd5 53. Nxg5 Rc4 54. f3 b5 55. Bxa5 Rxb2+ 56. Kg3 e5 57. Ne4 {[%csl Ge4][%cal Rh6d6]} Rcc2 58. Rd6+ Kc4 59. Bb4 {Weighted Error Value: White=0.18 (very precise) /Black=0.43} 1-0

[Event "Solidarity Match Ukraine-Israel"]
[Site "Online"]
[Date "2022.03.21"]
[Round "1.5"]
[White "Efimenko, Zahar"]
[Black "Kogan, Arthur"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2597"]
[BlackElo "2485"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2022.03.19"]
[EventType "team-tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,96,20,27,22,25,11,3,0,10,4,22,-4,-3,-2,0,-13,-13,-28,-6,-25,-27,-45,-40,-34,-41,-39,-43,-82,-77,-70,-78,-91,-87,-77,-17,-16,-20,-20,-23,-27,0,-9,90,-21,63,-18,13,0,61,0,0,-119,-14,-33,-25,-37,-18,-153,-89,-133,-125,-113,-10,-124,-106,-272,-258,-273,-291,-291,-218,-452,-437,-552,-560,-555,-547,-29970,-29972,-29969,-29970,-29980,-29981,-29981,-29982,-29982,-29983,-29979,-29980]} 1. Nf3 d5 2. g3 Nc6 3. d4 Bf5 4. Bg2 Nb4 5. Na3 e6 6. Nh4 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Bg4 7. h3 Bh5 8. O-O {The position is equal.} Be7 9. Nf3 Nf6 {[#]} 10. c3 $146 ({Predecessor:} 10. g4 Bg6 11. Ne5 Nd7 12. Nxg6 hxg6 13. c4 Nf6 14. Bf4 Bd6 15. Bxd6 Qxd6 16. Qa4+ {1-0 (34) Brankovic,D (2303)-Pastar,S (2333) Paracin 2019}) 10... Nc6 11. Nc2 O-O 12. Bf4 Ne4 13. Nce1 a5 (13... g5 $5 {[%cal Rg5f4]} 14. Be3 a5 $11) 14. a4 g5 15. Bd2 f5 16. Nd3 Bd6 17. Qc1 {[%cal Rd2g5]} f4 18. gxf4 Nxd2 19. Qxd2 gxf4 20. Kh1 Kh8 21. Rg1 Bxf3 (21... Qf6 $17) 22. Bxf3 $11 Qh4 {[%cal Rh4h3]} 23. Kh2 Ne7 24. Rg4 Qh6 25. Rag1 Nf5 (25... Rf5 $11 {remains equal.}) 26. Qe1 ({Not} 26. Nxf4 $2 Nh4 27. Kh1 Rxf4 $19) (26. Ne5 $1 $16 {[%cal Og4g8] Intending Rg8+! and mate.} Ne7 27. c4) 26... Nh4 (26... Qf6 $11) 27. Rg5 (27. c4 $1 $14) 27... Be7 28. R5g4 {Ne5 is the strong threat.} Rf5 (28... Bd6 $1 $11) 29. Qf1 (29. Ne5 $14) 29... Bd6 30. Rg7 (30. c4 $11) 30... Qxg7 (30... Ng6 $1 $17 31. Rd7 Qf8) 31. Rxg7 Kxg7 32. Bg4 Rg5 {next ...h5 is good for Black.} 33. Kh1 (33. c4 $11 dxc4 34. Ne5) 33... Kf6 (33... h5 $142 $1 {[%cal Rh5g4]} 34. Bf3 (34. Bxe6 $2 Kf6 $19) 34... Kf7) 34. e3 {[#]} ({White should play} 34. Qe1 h5 35. f3) 34... fxe3 $1 $17 35. fxe3+ Ke7 {Active counter play!} ({Black should try} 35... Nf5 $17 {Strongly threatening ...Ke7.} 36. Bxf5 Rxf5) 36. Qe1 (36. e4 $11 {keeps the balance.} dxe4 37. Nf2 (37. Qe1 $2 Nf5 $19)) 36... Nf5 37. Bxf5 $2 {Loses the game.} (37. Nc5 $17 {is a better defense.}) 37... exf5 $19 ({Inferior is} 37... Bg3 38. Qe2 Rxf5 39. Qg4 $11) 38. Qh4 {[#]} Rag8 39. Nf4 Ke8 {( -> ...Rg1+)} 40. Qe1 {Inhibits Rg1+.} (40. Qf2) 40... Rg3 41. Kh2 Rg2+ 42. Kh1 Rxb2 43. Qh4 Rb1+ {Black mates.} 44. Kh2 Rbg1 {[%csl Gg1][%cal Rg8g2]} 45. Qf2 Bxf4+ 46. exf4 R8g2+ 47. Qxg2 Rxg2+ 48. Kxg2 b5 {Weighted Error Value: White=0.62/Black=0.25 (precise)} 0-1

[Event "Solidarity Match Ukraine-Israel"]
[Site "Online"]
[Date "2022.03.21"]
[Round "2.1"]
[White "Fridman, Daniel"]
[Black "Solodovnichenko, Yuri"]
[Result "1/2-1/2"]
[ECO "D23"]
[WhiteElo "2626"]
[BlackElo "2561"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.03.19"]
[EventType "team-tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,78,9,2,0,27,43,74,73,85,77,104,100,147,82,93,71,55,-122,14,-10,-16,-144,-152,-148,-145,-150,0,0,0,0,4,0,0,0,0,0,0,-2,0,-22,0,0,0,0,0,-9,38,35,22,-94,-63,-127,0,0,0,0,0,0,0,0,0,0,0,0,21,21,21,21,21,21,21]} 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ Nbd7 {[%cal Bb8d7,Bd7b6,Bb6d5,Bd5c3][%mdl 32]} 5. Nc3 c6 6. Qxc4 {D23: Queen's Gambit Accepted: 3 Nf3 Nf6 sidelines.} Nb6 7. Qd3 Nbd5 8. e4 {[#] White is better.} Nxc3 $146 ({Predecessor:} 8... Nb4 9. Qb1 Bg4 10. a3 Na6 11. Be3 Bxf3 12. gxf3 Nc7 13. Qc2 Qd7 14. Qb3 Rd8 15. Qxb7 {1-0 (27) Schwibbe,R (1811)-Schoenhammer,J (1744) GER email 2008}) 9. bxc3 Qa5 {[%cal Of6e4]} 10. Bd2 Bg4 (10... Qh5 $142) 11. e5 (11. Ne5 $142 $1) 11... Nd7 $16 12. Rb1 O-O-O 13. Ng5 $2 (13. Qe4 $14 {stays ahead.} Qxa2 14. Bd3) 13... e6 (13... Nxe5 $6 14. Qc2 $11) (13... Qxa2 $17 {[%cal Od7e5] And now ...Nxe5! would win.} 14. Rc1 f6 15. Nxh7 Nxe5 $1 {[%mdl 512]}) 14. Qc4 ({Much worse is} 14. Nxf7 Bf5 $1 15. Qe3 (15. c4 Qxa2 16. Qb3 Bxb1 $17) 15... Bxb1 $11) 14... Bf5 15. Qb3 (15. Rd1 $11 {remains equal.} Bg6 16. Qb3) 15... Bxb1 $17 16. Qxb1 {[#]} Nxe5 17. dxe5 {[#]} Qxe5+ $2 ({Don't take} 17... Qd5 18. Nf3 $16) (17... Rxd2 $1 $17 {[%mdl 512]} 18. Kxd2 Qd8+ 19. Qd3 Qxg5+ 20. Qe3 h6) 18. Qe4 $1 $11 Qxe4+ 19. Nxe4 Be7 20. Bc4 b5 21. Bb3 c5 22. Be3 c4 23. Bc2 h6 24. Bd4 f5 $36 {[%mdl 2048] Black is more active.} (24... Rxd4 $5 25. cxd4 Rd8 $14) 25. Nd2 Bf6 26. Nf3 Bxd4 27. Nxd4 b4 (27... Rd5 $11 {feels stronger.}) 28. Nxe6 $14 Rhe8 {[#]} 29. Bxf5 {[#]} (29. O-O $1 $11 Rxe6 (29... Rd2 30. Bxf5) 30. Bxf5) 29... g6 $1 $17 30. Bh3 ({White has to play} 30. O-O $1 $15 gxf5 31. Nxd8 Rxd8 32. cxb4) 30... Rd3 (30... bxc3 $17 {aiming for ...Rd2.} 31. O-O Rd3) 31. cxb4 $11 {The position is equal.} Rxh3 {[%mdl 64] Remove Defender} 32. gxh3 Rxe6+ {[%mdl 4096] Endgame KR-KR} 33. Kd2 Ra6 34. Rc1 Kd7 35. Rxc4 Rxa2+ 36. Ke1 a5 37. bxa5 Rxa5 38. Kf1 Ke6 39. h4 h5 {Weighted Error Value: White=0.29 (precise) /Black=0.22 (precise)} 1/2-1/2

[Event "Solidarity Match Ukraine-Israel"]
[Site "Online"]
[Date "2022.03.21"]
[Round "2.2"]
[White "Smirin, Ilia"]
[Black "Kovalenko, Igor"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2615"]
[BlackElo "2674"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2022.03.19"]
[EventType "team-tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,59,12,24,23,15,0,10,0,11,-4,24,31,39,41,23,-4,36,28,65,66,70,82,162,160,282,269,221,163,295,266,242,204,1130,1107,1100,1100,1093,1075,29952,12833]} 1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 b5 6. Bd3 Bb7 7. O-O Nc6 8. Be3 Nxd4 9. Bxd4 Ne7 {[%cal Bg8e7,Be7c6,Bc6b4][%mdl 32]} 10. f4 Nc6 11. Be3 Be7 12. Qh5 {B43: Sicilian: Kan Variation: 5 Nc3.} Nb4 13. f5 exf5 {[#]} 14. Bd4 $146 {The position is equal.} ({Wrong is} 14. Rxf5 $2 g6 15. Qh3 gxf5 $19) ({Predecessor:} 14. Qxf5 O-O 15. Rad1 d6 16. e5 Nxd3 17. Rxd3 Qc7 18. Nd5 Bxd5 19. Rxd5 Rae8 20. exd6 Bxd6 21. Rxd6 Qxd6 {½-½ (38) Lacasa Diaz,J (2411)-Lopez Martinez,J (2548) Catalunya 2014}) 14... O-O 15. Rxf5 Nxd3 16. cxd3 g6 17. Qh6 $40 {[%csl Gd4][%cal Rh6g7][%mdl 128] White has some attack.} f6 18. Rf3 Rf7 (18... d5 $5 {[%cal Rd5e4]} 19. e5 (19. Nxd5 Bxd5 20. exd5 Qxd5 $15) (19. Rh3 Rf7 $15) 19... fxe5 20. Bxe5 Bc5+ 21. d4 Qe7 22. Rxf8+ Rxf8 23. Qg7+ Qxg7 24. Bxg7 Kxg7 25. dxc5 d4 $11) 19. Raf1 Qf8 20. Qe3 {White is much more active. Black has bad knights.} Re8 21. h4 {[%cal Oh4h5]} h5 {[#]} (21... b4 $16) 22. Ne2 $1 $18 Kh7 {[#]} (22... Bd8 $16 {might work better.} 23. Nf4 Rg7) 23. Nf4 $1 {[%cal Of4g6] Strongly threatening Nxg6!} Qh6 24. Qf2 Ref8 (24... f5 {was called for.}) 25. Nh3 {[%cal Oh3g5] Hoping for Ng5+!} f5 26. Qg3 {Ng5+ is the strong threat.} d6 $2 (26... Kg8 27. Ng5 Bf6) 27. Ng5+ Kg8 28. Nxf7 Rxf7 29. Rxf5 Rxf5 30. exf5 {Weighted Error Value: White=0.11 (very precise) /Black=0.55} 1-0

[Event "Solidarity Match Ukraine-Israel"]
[Site "Online"]
[Date "2022.03.21"]
[Round "2.3"]
[White "Postny, Evgeny"]
[Black "Moiseenko, Alexander"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2567"]
[BlackElo "2602"]
[Annotator "TA"]
[PlyCount "176"]
[EventDate "2022.03.19"]
[EventType "team-tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,176,14,42,29,31,27,50,47,64,50,87,80,165,170,210,213,215,213,213,214,211,213,227,205,200,211,206,212,212,209,225,180,196,183,191,168,188,165,217,181,304,295,266,213,225,119,127,131,170,124,139,0,0,0,0,0,102,40,219,42,0,0,202,0,48,0,13,0,0,-70,-62,-60,-60,-158,-80,-859,-858,-1057,-581,-844,-581,-799,-733,-859,-679,-1482,-1426,-1289,-399,-1156,-1093,-705,-99,-1348,-1160,-1008,-999,-697,0,0,0,0,0,0,0,-1,-2,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 c5 5. Bxb4 cxb4 6. a3 bxa3 7. Rxa3 {7.Nxa3 is vanishing.} O-O 8. e3 {E11: Bogo-Indian.} d6 9. Nc3 Qe7 10. Be2 {White is slightly better.} e5 11. O-O {[#]} h6 $146 ({Predecessor:} 11... Nc6 12. d5 Nb4 13. Qb3 Na6 14. Rfa1 Nc5 15. Qc2 a6 16. b4 Ncd7 17. e4 b6 {½-½ (34) Pashayan,G-Zelinskis,J USSR 1988}) 12. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} e4 (12... Bg4 $16) 13. Nd2 $18 a6 14. c5 d5 15. Qb3 Rd8 16. b5 Be6 17. Rfa1 h5 18. bxa6 bxa6 19. Bxa6 Nxa6 20. Rxa6 Rab8 21. Rb6 Nd7 22. Rxb8 Rxb8 23. Qd1 ({Much less strong is} 23. Nxd5 $6 Qg5 24. Nxe4 Rxb3 $14) 23... Qg5 24. Rb1 Rc8 25. Ne2 Bg4 (25... h4 $142 26. Kh1 Qf5) 26. Qf1 Nf6 (26... Nf8 $142 27. Nc3 Ng6) 27. Nf4 h4 28. Qa6 h3 29. g3 (29. Nf1 $18) 29... Qf5 30. Rb6 {White is more active.} Nh5 {[#]} 31. Nxh5 (31. Ne6 $1 $18 {[%mdl 512]} Re8 32. Nc7) 31... Qxh5 $16 32. c6 (32. Kf1 $16) 32... Kh7 $1 $11 33. Rb1 Qg6 34. Rb6 {[%cal Oc6c7]} Bf5 (34... Qh5 $11 {remains equal.}) 35. Qb5 (35. Qb7 $1 $16) 35... Qg4 $2 (35... Qd6 $14) 36. Qf1 $2 (36. Qxd5 $2 Qd1+ 37. Nf1 Qf3 38. Qxf5+ Qxf5 $19) (36. f3 $1 $18 {[%cal Rf3g4]} exf3 37. Qxd5) 36... Qg6 $14 37. Qb5 $2 (37. Qa6 $11) 37... Qg4 $1 $18 38. Qf1 {To avoid Qd1} ({Wrong is} 38. Qxd5 $2 Qd1+ 39. Nf1 Qf3 40. Qxf5+ Qxf5 $19) (38. f3 $1 $18 {[%cal Rf3g4]} exf3 39. Qxd5) 38... Qg6 $14 39. Qd1 (39. Qa6 $1 $14) 39... Bg4 (39... Rxc6 $2 40. Rxc6 Qxc6 41. Qh5+ Kg8 42. Qxf5 $18) 40. Qa4 Bd7 {[%cal Rd7c6]} 41. Qd1 ({Better is} 41. Qa6 $11 Rxc6 42. Rxc6 Qxc6 43. Qxc6 Bxc6 44. f3) 41... Rxc6 42. Rxc6 Qxc6 43. Nb3 {[#]} ({White should try} 43. f3 $15) 43... Qc3 (43... Qa4 $142 $1 {Threatens to win with ...g6.} 44. Kf1 (44. Qh5+ Kg8 $17) 44... g6) 44. Nc5 $2 {[%mdl 8192] [#]} (44. Nd2 $17) 44... Bg4 $1 $19 {[%mdl 512]} 45. Qf1 Qd2 46. Nb3 Qc2 47. Nc5 g6 48. Nb7 Kg7 49. Nc5 Qd2 {Inhibits Qe1.} 50. Nb3 Qc3 51. Nc5 Qc2 52. Qe1 {[#]} Be2 $2 (52... g5 $1 $19 {is more deadly. And now ...Kg6 would win.} 53. Qf1 Be2) 53. Nd7 $2 {[%mdl 8192]} (53. Na4 $17) 53... Bd3 54. Nc5 Bb5 55. Nb7 Qc8 $2 ({Black should play} 55... Kf6 $19 {Hoping for ...Bd3.} 56. Nc5 g5) 56. Nd6 $1 $11 {[%csl LRb5,LRc8] The position is equal.} Qc6 57. Nxb5 Qxb5 {[%mdl 4096] Endgame KQ-KQ} 58. Qd1 f5 59. Qc1 Kh6 60. Qd1 {To avoid Qe2} Kg5 {aiming for ...Kf6.} 61. f4+ exf3 62. Qxf3 Qb1+ 63. Kf2 Qc2+ 64. Ke1 Qb1+ (64... Qxh2 $5 65. Qf4+ Kf6 66. Qe5+ Kg5 67. Qf4+ Kf6 68. Qe5+ Kg5 69. Qf4+ $11) 65. Kf2 Qa2+ 66. Ke1 Kf6 67. Qf4 Qb1+ 68. Kf2 Qc2+ 69. Ke1 Qc1+ 70. Ke2 Qc2+ 71. Ke1 Qc3+ 72. Ke2 Qc4+ 73. Ke1 Kf7 74. g4 Qc2 75. gxf5 gxf5 76. Qe5 Kg6 77. Qg3+ Kf6 78. Qh4+ Kg6 79. Qxh3 {Qg3+ is the strong threat.} Qc1+ 80. Ke2 Qc2+ 81. Kf3 Qe4+ 82. Kf2 Qc2+ 83. Kg3 Qd3 84. Kf2 Qc2+ $1 85. Kg1 Qc1+ $1 86. Kg2 {Black must now prevent Qf3.} Qc2+ $1 87. Kg3 Qe4 88. Kf2 {Strongly threatening Qg2+.} Qc2+ {What a bad dream for Black.  Weighted Error Value: White=0.58/Black=0.54} 1/2-1/2

[Event "Solidarity Match Ukraine-Israel"]
[Site "Online"]
[Date "2022.03.21"]
[Round "2.4"]
[White "Golod, Vitali"]
[Black "Zubov, Alexander"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2505"]
[BlackElo "2598"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2022.03.19"]
[EventType "team-tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,42,18,11,5,18,33,31,29,18,39,35,37,11,14,15,21,0,0,0,0,0,0,0,9,9,12]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. g3 d5 7. Bg2 Nbd7 8. O-O c6 {8...dxc4 is vanishing.} 9. Qc2 b6 10. Nbd2 Bb7 {E11: Bogo-Indian.} 11. e4 Nxe4 12. Nxe4 dxe4 {White is slightly better.} 13. Qxe4 Qc7 14. Ne5 Rfd8 15. Rad1 {[%cal Re5c6]} Nxe5 {The position is equal.} 16. dxe5 Rab8 17. Qe2 c5 {[#]} 18. h4 $146 ({Predecessor:} 18. Bxb7 Rxb7 19. Rd3 Rxd3 20. Qxd3 g6 21. f4 Qd7 22. Rd1 Qxd3 23. Rxd3 Kf8 24. Kf2 {½-½ (32) Javakhishvili,L (2473)-Fucak,E (2253) Rijeka 2008}) 18... Bxg2 19. Kxg2 Qc6+ 20. Qf3 Qxf3+ 21. Kxf3 Kf8 {Weighted Error Value: White=0.06 (flawless) /Black=0.05 (flawless)} 1/2-1/2

[Event "Solidarity Match Ukraine-Israel"]
[Site "Online"]
[Date "2022.03.21"]
[Round "2.5"]
[White "Kogan, Arthur"]
[Black "Efimenko, Zahar"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2485"]
[BlackElo "2597"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2022.03.19"]
[EventType "team-tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,107,54,41,-41,-29,-49,-58,-47,-53,-60,-59,-78,-73,-92,-99,-107,-113,-100,-100,-137,-123,-150,-99,-147,-147,-152,-128,-126,0,0,0,0,44,8,91,70,91,62,75,0,0,0,45,0,0,0,0,0,2,6,7,7,3,4,4,1,2,0,11,0,20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bg5 Nd7 5. Qd2 c6 {[%cal Bc7c6,Bc6c5,Bc5c4][%mdl 32]} 6. f4 b5 7. Nf3 Ngf6 8. Bd3 O-O 9. Ne2 {[#] B07: Pirc Defence: Miscellaneous Systems.} (9. e5 $14 b4 10. Ne2 (10. exf6 bxc3 11. bxc3 exf6 $15)) 9... c5 $146 {And now ...c4 would win.} ({Predecessor:} 9... Nb6 10. O-O Nc4 11. Qc1 a5 12. c3 d5 13. Ng3 Nxe4 14. Nxe4 dxe4 15. Bxe4 Qc7 16. b3 Nd6 {0-1 (52) Jahrsdoerfer,G (2061)-Soeder,T (2085) Massbach 2001}) 10. e5 {[#]} c4 $1 11. exf6 {Black is slightly better.} Nxf6 12. Bxf6 exf6 13. Be4 d5 14. Bxd5 Qxd5 15. O-O Bb7 16. Nc3 Qd7 17. a3 Rad8 18. Rad1 a5 ({Black should try} 18... Rfe8 19. d5 f5) 19. Ne2 (19. Rde1 $142) 19... Rfe8 $17 20. Rf2 Qc7 21. f5 g5 ({Of course not} 21... gxf5 $6 22. Nh4 $11) (21... Bf8 $17 22. fxg6 hxg6) 22. c3 $11 Qe7 23. Ng3 Qe3 (23... Qf8 $11 {is superior.} 24. Nh5 g4) 24. Nh5 Qxd2 (24... b4 $11) 25. Nxd2 $16 {[%cal Oa3a4]} Bd5 26. Nf1 Rd6 27. Nxg7 (27. Rdd2 $16) 27... Kxg7 $11 28. Ng3 Re3 (28... Rh8 $11) 29. Nf1 (29. Rfd2 $14) 29... Re8 {The position is equal.} 30. Ng3 {[%cal Bf1g3,Bg3e2,Be2c3][%mdl 32]} b4 31. axb4 axb4 32. Re2 Rxe2 33. Nxe2 bxc3 34. Nxc3 {[%mdl 4096] Endgame KRB-KRN} h5 35. Kf2 Kf8 36. Rd2 Ke7 37. Ke3 Kd7 38. Nxd5 Rxd5 {KR-KR} 39. Ke4 Rb5 40. g3 g4 41. Rc2 Kd6 42. Rd2 Rb3 43. Rc2 Rb8 {[#] ( -> ...Re8+)} 44. Rxc4 Rxb2 {...Re2+ is the strong threat.} 45. Ra4 Re2+ 46. Kf4 Kd5 {[%csl Gd5][%cal Re2e4]} 47. Ra5+ Kxd4 {[%cal Re2f2]} 48. Ra4+ Kd5 {aiming for ...Rf2+.} 49. Ra5+ Kd6 50. Ra7 $1 Rf2+ 51. Ke4 Re2+ 52. Kf4 Rf2+ 53. Ke4 Re2+ 54. Kf4 {Weighted Error Value: White=0.13 (very precise) /Black=0.13 (very precise)} 1/2-1/2

