[Event "FIDE World Rapid Team"]
[Site "Almaty"]
[Date "2024.08.04"]
[Round "9.11"]
[White "Gong, Qianyun"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2250"]
[BlackElo "2338"]
[PlyCount "86"]
[EventDate "2024.08.02"]
[EventType "team (rapid)"]
[EventRounds "12"]
[EventCountry "KAZ"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]
[WhiteTeam "Theme Int Trading"]
[BlackTeam "Astana"]
[WhiteTeamCountry "SIN"]
[BlackTeamCountry "KAZ"]

1. e4 c6 2. d4 g6 3. Nc3 d6 4. Be3 Nf6 5. Qd2 b5 6. f3 Nbd7 7. 0-0-0 Qa5 8. Kb1 Rb8 9. Bd3 Nb6 10. Nd5 Qxd2 11. Nxf6+ exf6 12. Bxd2 a6 13. h4 h5 14. Bf4 Be6 15. Ne2 Kd7 16. Bh2 Bc4 17. Nf4 Bh6 18. e5 Bxf4 19. Bxf4 Nd5 20. Bh2 Ne3 21. Rd2 Bxd3 22. Rxd3 Nxg2 23. Bg3 g5 24. d5 c5 25. exf6 gxh4 26. Bh2 Rbe8 27. Rdd1 Rh6 28. Rhg1 h3 29. a4 Rxf6 30. axb5 axb5 31. f4 Re2 32. Rd3 Ne3 33. Rg3 Nf1 34. Rxh3 Rxh2 35. Rxh2 Nxh2 36. Rh3 Ng4 37. Rxh5 Rxf4 38. b3 Rf2 39. Rh3 b4 40. Kb2 Nf6 41. Rd3 Ne4 42. Re3 Nc3 43. Re1 Nxd5 0-1

[Event "FIDE World Rapid Team"]
[Site "Almaty"]
[Date "2024.08.04"]
[Round "10.11"]
[White "Kostenko, Petr"]
[Black "Zhu, Jiner"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "2338"]
[BlackElo "2479"]
[PlyCount "78"]
[EventDate "2024.08.02"]
[EventType "team (rapid)"]
[EventRounds "12"]
[EventCountry "KAZ"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]
[WhiteTeam "Astana"]
[BlackTeam "Al Ain ACMG"]
[WhiteTeamCountry "KAZ"]
[BlackTeamCountry "UAE"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. e3 d5 5. cxd5 Nxd5 6. Bb5 Nxc3 7. bxc3 Bd6 8. 0-0 0-0 9. d4 Qf6 10. Bxc6 bxc6 11. dxe5 Bxe5 12. Nxe5 Qxe5 13. Qd4 Qa5 14. Qb4 Qb5 15. Ba3 Re8 16. Rfd1 Be6 17. Qf4 Qa5 18. Bb4 Qb6 19. Qg5 h6 20. Qc5 a5 21. Ba3 a4 22. Bb4 Rab8 23. Rd4 Qa6 24. c4 Qb6 25. a3 Qxc5 26. Bxc5 Red8 27. Rc1 Rxd4 28. Bxd4 Rb3 29. Bc5 Bxc4 30. f3 Bb5 31. e4 Rd3 32. h4 h5 33. Rc2 f6 34. Kf2 Kf7 35. Bb4 Rb3 36. Kg3 g6 37. Kf4 Rd3 38. Rd2 Rxd2 39. Bxd2 Ke6 1/2-1/2

[Event "FIDE World Rapid Team"]
[Site "Almaty"]
[Date "2024.08.03"]
[Round "6.23"]
[White "Nasybullina, Alfia"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2034"]
[BlackElo "2338"]
[PlyCount "52"]
[EventDate "2024.08.02"]
[EventType "team (rapid)"]
[EventRounds "12"]
[EventCountry "KAZ"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]
[WhiteTeam "Greco"]
[BlackTeam "Astana"]
[WhiteTeamCountry "KAZ"]
[BlackTeamCountry "KAZ"]

1. Nf3 c5 2. e4 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 b6 7. Nc3 Nxc3 8. bxc3 Qc7 9. Bd3 Qxc3+ 10. Qd2 Qxa1 11. 0-0 Nc6 12. Bc4 Na5 13. Bb5 a6 14. Ba3 axb5 15. Bxf8 Qxf1+ 16. Kxf1 Rxf8 17. d5 Bb7 18. d6 Bxf3 19. Qg5 Nc6 20. gxf3 Rxa2 21. Qe3 f6 22. Qxb6 fxe5 23. Qb7 Rxf3 24. Qxb5 Rfxf2+ 25. Kg1 Nd4 26. Qb8+ Kf7 0-1

[Event "FIDE World Rapid Team"]
[Site "Almaty"]
[Date "2024.08.02"]
[Round "1.46"]
[White "Kostenko, Petr"]
[Black "Kazhiakhmetova, Erkenaz"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2338"]
[BlackElo "1602"]
[PlyCount "43"]
[EventDate "2024.08.02"]
[EventType "team (rapid)"]
[EventRounds "12"]
[EventCountry "KAZ"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]
[WhiteTeam "Astana"]
[BlackTeam "KRG Team"]
[WhiteTeamCountry "KAZ"]
[BlackTeamCountry "KAZ"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. g3 Bg7 5. Bg2 0-0 6. Nge2 e5 7. 0-0 Nc6 8. d3 Ne8 9. Nd5 a5 10. Be3 Nd4 11. Qd2 c6 12. Ndc3 f5 13. f4 Be6 14. Rae1 Nc7 15. fxe5 dxe5 16. Bg5 Nxe2+ 17. Rxe2 Qd7 18. Na4 Qe8 19. Bh6 Rd8 20. Bxg7 Kxg7 21. Qxa5 Qe7 22. Qxe5+ 1-0

[Event "Cheliabinsk Shusharin Memorial Rapid"]
[Site "Cheliabinsk"]
[Date "2023.11.16"]
[Round "10"]
[White "Kostenko, Petr"]
[Black "Belyakov, Bogdan"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "2338"]
[BlackElo "2415"]
[PlyCount "199"]
[EventDate "2023.11.15"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. e4 d6 6. Nge2 c5 7. a3 Nc6 8. Rb1 Bg4 9. f3 Be6 10. d3 a6 11. b4 b5 12. cxb5 axb5 13. bxc5 dxc5 14. Rxb5 Ne5 15. Nf4 Qd7 16. a4 Rfd8 17. Ke2 Nxd3 18. Qxd3 Qxd3+ 19. Nxd3 Bc4 20. Rd1 Nd7 21. Nd5 Rxa4 22. Nxe7+ Kf8 23. Nc6 Bxb5 24. Nxd8 Ne5 25. Ke3 Nxd3 26. Rxd3 Bxd3 27. Kxd3 Rd4+ 28. Kc2 Rxd8 29. Bf1 Bd4 30. Bc4 f6 31. g4 g5 32. h3 Ke7 33. Bd5 Rb8 34. Kd3 h6 35. f4 Kd6 36. Kc2 Rh8 37. Kd3 gxf4 38. Bxf4+ Be5 39. Be3 h5 40. Kc4 hxg4 41. Bxc5+ Kd7 42. hxg4 Rh4 43. Bf7 Rxg4 44. Kd5 Rg2 45. Be6+ Kc7 46. Bf5 Rc2 47. Be7 Ra2 48. Ke6 Ra6+ 49. Kf7 Ra7 50. Bxf6 Kd6+ 51. Kg6 Rb7 52. Bg4 Bxf6 53. Kxf6 Rb5 54. Bf5 Re5 55. Bh7 Re6+ 56. Kf5 Re8 57. Kf6 Rf8+ 58. Kg7 Rf2 59. Bf5 Ke7 60. Kg6 Rg2+ 61. Kh5 Kf6 62. Kh4 Rg5 63. Kh3 Ke5 64. Kh4 Kf4 65. Bh7 Rg1 66. Kh5 Rh1+ 67. Kg6 Kxe4 68. Kg7+ Ke5 69. Bc2 Rg1+ 70. Kh8 Rc1 71. Bd3 Kf6 72. Bh7 Rh1 73. Kg8 Rh2 74. Kh8 Rb2 75. Bg8 Rb4 76. Bh7 Kf7 77. Bg8+ Kg6 78. Bh7+ Kf6 79. Bg8 Rb7 80. Bh7 Kf7 81. Bg8+ Kg6 82. Bd5 Rh7+ 83. Kg8 Rd7 84. Be4+ Kh6 85. Bf5 Rd1 86. Bc2 Rd4 87. Bf5 Rd2 88. Be4 Rf2 89. Bd3 Rf3 90. Be4 Rf4 91. Bc2 Rg4+ 92. Kf7 Rc4 93. Bd3 Rd4 94. Bc2 Kg5 95. Bb1 Rd7+ 96. Ke6 Rb7 97. Be4 Ra7 98. Bd3 Ra3 99. Bc2 Ra6+ 100. Kd5 0-1

[Event "Cheliabinsk Shusharin Memorial Rapid"]
[Site "Cheliabinsk"]
[Date "2023.11.16"]
[Round "7"]
[White "Makarian, Rudik"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2552"]
[BlackElo "2338"]
[PlyCount "183"]
[EventDate "2023.11.15"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. c4 d5 4. g3 dxc4 5. Bg2 a6 6. 0-0 b5 7. Ne5 Nd5 8. a4 Bb7 9. b3 c3 10. axb5 axb5 11. Rxa8 Bxa8 12. e4 b4 13. exd5 Bxd5 14. Bf4 Bxg2 15. Kxg2 Qd5+ 16. Qf3 Bd6 17. Rc1 Qxb3 18. Nd2 Qd5 19. Qxd5 exd5 20. Nb3 0-0 21. Nd3 Bxf4 22. Nxf4 Nc6 23. Ra1 g5 24. Nd3 Rb8 25. f3 f6 26. Kf2 Kf7 27. Ra6 Rb6 28. Ra8 h6 29. Ke3 Ne7 30. Ndc5 h5 31. Kd3 h4 32. Ra7 c6 33. g4 Ke8 34. Ra8+ Kf7 35. Ra7 Ke8 36. Kc2 Kf7 37. Nd3 h3 38. f4 gxf4 39. Nxf4 Rb8 40. Na5 b3+ 41. Nxb3 Rg8 42. Nxh3 Rxg4 43. Kxc3 Rh4 44. Nf2 Rxh2 45. Nd3 Rh3 46. Na5 Ke6 47. Nb7 Ng6 48. Nd8+ Kf5 49. Nxc6 Nf4 50. Ncb4 Ne2+ 51. Kd2 Nxd4 52. Rd7 Nf3+ 53. Ke2 Ne5 54. Rxd5 Rh2+ 55. Nf2 Ke6 56. Rd4 Rh7 57. Nc2 Rc7 58. Ne3 Rd7 59. Ra4 Rc7 60. Ra6+ Rc6 61. Ra5 Rb6 62. Ra2 Rb4 63. Ra6+ Kf7 64. Ra7+ Ke6 65. Ra6+ Kf7 66. Nd5 Rb2+ 67. Kf1 Nd7 68. Rd6 Rb7 69. Kg2 Ra7 70. Kg3 Ke8 71. Re6+ Kd8 72. Ne3 Ra5 73. Kf4 Kc7 74. Re7 Re5 75. Rh7 Kc6 76. Nd3 Rb5 77. Nf5 Ra5 78. Nd4+ Kd6 79. Nf5+ Kc6 80. Nd4+ Kd6 81. Nf2 Ra4 82. Ne4+ Kc7 83. Ne6+ Kc6 84. Nd8+ Kc7 85. Ne6+ Kc6 86. Rf7 Rc4 87. Ke3 Ra4 88. Nd4+ Kc7 89. Nc5 Ra3+ 90. Ke4 Kd6 91. Nb5+ Kxc5 92. Nxa3 1-0

[Event "Cheliabinsk Shusharin Memorial Rapid"]
[Site "Cheliabinsk"]
[Date "2023.11.16"]
[Round "8"]
[White "Smirnov, Alexey1"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2397"]
[BlackElo "2338"]
[PlyCount "87"]
[EventDate "2023.11.15"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. Nf3 Bb7 4. a3 f5 5. Nc3 Nf6 6. g3 Ne4 7. Bd2 Be7 8. Bg2 0-0 9. 0-0 Bf6 10. Rc1 Nc6 11. d5 Ne7 12. Nxe4 fxe4 13. Ng5 exd5 14. cxd5 Nxd5 15. Nxe4 Bxb2 16. Rb1 Bxa3 17. Qb3 Be7 18. Nc3 c6 19. e4 Kh8 20. exd5 Bf6 21. Ne4 Bd4 22. Qd3 c5 23. Nd6 Bc8 24. Bc3 Ba6 25. Nb5 Bxc3 26. Qxc3 d6 27. Rfe1 Qd7 28. Bf1 Rae8 29. Rxe8 Rxe8 30. Qa3 Qf5 31. Rd1 Rf8 32. Rd2 Bxb5 33. Bxb5 a5 34. Qe3 Qb1+ 35. Bf1 c4 36. Qe7 Kg8 37. Qe6+ Kh8 38. Qxd6 Rg8 39. Qc7 b5 40. d6 Qc1 41. Re2 c3 42. d7 Qd1 43. Re8 c2 44. d8Q 1-0

[Event "Cheliabinsk Shusharin Memorial Rapid"]
[Site "Cheliabinsk"]
[Date "2023.11.15"]
[Round "6"]
[White "Kostenko, Petr"]
[Black "Novozhilov, Semen"]
[Result "0-1"]
[ECO "A35"]
[WhiteElo "2338"]
[BlackElo "2272"]
[PlyCount "86"]
[EventDate "2023.11.15"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 e5 4. e3 f5 5. d4 e4 6. d5 Nb8 7. Nd2 Nf6 8. Be2 g6 9. g4 d6 10. h3 Bg7 11. Qc2 Qe7 12. b3 Na6 13. a3 fxg4 14. hxg4 Nxg4 15. Bb2 Bf5 16. Ncxe4 0-0-0 17. Bxg7 Qxg7 18. Qc3 Qe7 19. 0-0-0 h5 20. f3 Ne5 21. Rdg1 h4 22. Ng5 Rde8 23. e4 Bd7 24. f4 Nf7 25. Ne6 Rhg8 26. Bg4 g5 27. Nxg5 Nxg5 28. Bxd7+ Kxd7 29. fxg5 Rxg5 30. Qh3+ Kd8 31. Rxg5 Qxg5 32. Qxh4 Qxh4 33. Rxh4 Rf8 34. Rh7 Nc7 35. Kc2 a6 36. b4 b5 37. Rh6 Kd7 38. bxc5 dxc5 39. Nb3 Rf2+ 40. Kc1 bxc4 41. Nxc5+ Kd8 42. d6 Ne8 43. d7 Rf7 0-1

[Event "Issykkul op"]
[Site "Korumdu"]
[Date "2023.07.20"]
[Round "10"]
[White "Kostenko, Petr"]
[Black "Sezdbekov, Ruslan"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "2366"]
[BlackElo "2261"]
[PlyCount "114"]
[EventDate "2023.07.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "KGZ"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. e3 Nf6 4. Nf3 Bb4 5. Qc2 Bxc3 6. Qxc3 d6 7. d4 Qe7 8. Be2 0-0 9. d5 Nb8 10. Nd2 c6 11. e4 Nbd7 12. b4 cxd5 13. cxd5 Nb6 14. a4 Bd7 15. b5 Rfc8 16. Qb4 Bg4 17. f3 Bh5 18. Ba3 Ne8 19. a5 Nd7 20. Nc4 Nc5 21. h4 f5 22. exf5 e4 23. 0-0 Qxh4 24. Ne3 Nf6 25. Bc1 Qg3 26. Ra3 exf3 27. Bxf3 Bxf3 28. Rxf3 Nd3 29. Qd2 Rxc1+ 30. Qxc1 Qxf3 31. Rxd3 Qe2 32. Rc3 h5 33. Nc4 Rc8 34. Ne3 Rxc3 35. Qxc3 Qxb5 36. Qc8+ Kh7 37. Qe6 Qc5 38. Kf1 Qb5+ 39. Kg1 Qxa5 40. Qxd6 Qe1+ 41. Nf1 Qd1 42. Qc5 b6 43. Qc7 Qxd5 44. Qxa7 Qc5+ 45. Kh1 Qxf5 46. Nd2 Qa5 47. Qxa5 bxa5 48. Nc4 a4 49. Kh2 Kg6 50. Kg3 Kf5 51. Kf3 g5 52. Ke3 Kg4 53. Kf2 Kf4 54. g3+ Ke4 55. Ke2 Kd4 56. Ne3 Kc3 57. Nd1+ Kb3 0-1

[Event "Issykkul op"]
[Site "Korumdu"]
[Date "2023.07.19"]
[Round "9"]
[White "Atabayev, Yusup"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2487"]
[BlackElo "2366"]
[PlyCount "39"]
[EventDate "2023.07.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "KGZ"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 e6 4. Nc3 Nf6 5. e5 Nfd7 6. f4 c5 7. Nf3 Nc6 8. Be3 a6 9. Qd2 b5 10. a3 Qa5 11. Rd1 b4 12. axb4 Qxb4 13. b3 cxd4 14. Nxd4 Nxd4 15. Bxd4 Bc5 16. Be2 Bb7 17. Bxc5 Nxc5 18. Na4 Qxd2+ 19. Kxd2 Nxa4 20. bxa4 1/2-1/2

[Event "Issykkul op"]
[Site "Korumdu"]
[Date "2023.07.18"]
[Round "8"]
[White "Kostenko, Petr"]
[Black "Ilkhomi, Jaloliddin"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2366"]
[BlackElo "2219"]
[PlyCount "39"]
[EventDate "2023.07.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "KGZ"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. b3 b6 4. Bb2 Bb7 5. e3 d5 6. Nc3 Nbd7 7. Qc2 a6 8. Be2 Bd6 9. 0-0 0-0 10. Rfd1 Qe7 11. a4 Ne4 12. a5 f5 13. d3 Ng5 14. Nxg5 Qxg5 15. f4 Qe7 16. Bf3 Nf6 17. Na4 Nd7 18. Nc3 Nf6 19. Na4 Nd7 20. Nc3 1/2-1/2

[Event "Issykkul op"]
[Site "Korumdu"]
[Date "2023.07.17"]
[Round "7"]
[White "Zhakshylykov, Erzhan"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "B41"]
[WhiteElo "2209"]
[BlackElo "2366"]
[PlyCount "160"]
[EventDate "2023.07.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "KGZ"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 c5 3. c4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. e4 Nf6 7. Be2 Bb4 8. Qd3 b6 9. Nc2 Be7 10. 0-0 Bb7 11. Be3 d6 12. f3 Nbd7 13. Nd4 Ne5 14. Qd2 Rc8 15. Rac1 0-0 16. Na4 Ned7 17. Rfd1 Rfe8 18. b4 Qb8 19. Kh1 d5 20. exd5 exd5 21. Nf5 dxc4 22. Nxb6 Nxb6 23. Bxb6 Nd5 24. Bxc4 Nxb6 25. Qd4 Bf8 26. Qxb6 Qc7 27. Qxc7 Rxc7 28. Bb3 Rxc1 29. Rxc1 g6 30. Nd4 Bxb4 31. Kg1 Bd6 32. Rd1 h5 33. h3 Rd8 34. Kf1 Be5 35. Ne2 Rxd1+ 36. Bxd1 h4 37. Kf2 f5 38. Bb3+ Kg7 39. Ke3 a5 40. Nf4 Bd6 41. Bc4 Bc5+ 42. Ke2 Kf6 43. Nd3 Bd4 44. Kd2 g5 45. Ke2 Bc6 46. Kd2 Ke7 47. Ke2 Kd6 48. Kd2 Bd5 49. Bb3 Bxb3 50. axb3 Kd5 51. Ne1 Bb6 52. Nc2 Ke5 53. Kd3 Kf4 54. Ke2 Kg3 55. Kf1 Bc5 56. Ne1 Bf2 57. Nd3 Bd4 58. Ne1 g4 59. fxg4 fxg4 60. hxg4 Kxg4 61. Nc2 Bc5 62. Ke2 Kg3 63. Kf1 Kf4 64. Ke2 Ke4 65. Kd2 Bd6 66. Ke2 Be7 67. Ne3 Bb4 68. Nc4 Kd4 69. Nxa5 Bxa5 70. Kf1 Kc3 71. Kg1 Kxb3 72. Kh1 Bb6 73. Kh2 Bf2 74. Kh1 Kc3 75. Kh2 Kd3 76. Kh1 Ke2 77. Kh2 Be1 78. Kg1 Bc3 79. Kh1 Kf2 80. g4 hxg3 1/2-1/2

[Event "Issykkul op"]
[Site "Korumdu"]
[Date "2023.07.16"]
[Round "6"]
[White "Kostenko, Petr"]
[Black "Rakhmatullaev, Almas"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2366"]
[BlackElo "2330"]
[PlyCount "120"]
[EventDate "2023.07.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "KGZ"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. d5 Qb6 4. Nc3 Qxb2 5. Bd2 Qb6 6. e4 d6 7. f4 e6 8. Rb1 Qc7 9. Bb5+ Bd7 10. Qe2 a6 11. Bxd7+ Nbxd7 12. dxe6 fxe6 13. Nf3 0-0-0 14. 0-0 Qc6 15. Ng5 Re8 16. Nf7 Rg8 17. e5 d5 18. exf6 gxf6 19. f5 d4 20. Nd1 e5 21. Nh6 Bxh6 22. Bxh6 e4 23. Bf4 e3 24. Bg3 h5 25. Rf4 Re4 26. Qf3 Rge8 27. Nb2 b5 28. Nd3 Kb7 29. Qxh5 R4e7 30. Qf3 Qxf3 31. Rxf3 Kc6 32. Rff1 Nb6 33. Nf4 Nc4 34. Ng6 Rh7 35. Be1 Na3 36. Rc1 b4 37. Nf4 Re4 38. g4 a5 39. Kg2 e2 40. Rf3 c4 41. h4 c3 42. Kg3 a4 43. g5 fxg5 44. hxg5 Rh1 45. f6 Nxc2 46. Rxc2 b3 47. axb3 axb3 48. Rcxc3+ dxc3 49. Ng2 c2 50. Rc3+ Kd7 51. f7 Rf1 52. g6 b2 53. g7 c1Q 54. Rd3+ Ke7 55. f8Q+ Rxf8 56. Rd7+ Kxd7 57. gxf8Q b1Q 58. Qf7+ Re7 59. Qd5+ Kc8 60. Qg8+ Kb7 0-1

[Event "Issykkul op"]
[Site "Korumdu"]
[Date "2023.07.14"]
[Round "4"]
[White "Kostenko, Petr"]
[Black "Khusenkhojaev, Mustafokhuja"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "2366"]
[BlackElo "2293"]
[PlyCount "112"]
[EventDate "2023.07.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "KGZ"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. h3 d5 5. exd5 Nxd5 6. Bb5 Nxc3 7. bxc3 Bd6 8. d4 exd4 9. cxd4 Qe7+ 10. Be3 Bb4+ 11. Kf1 0-0 12. c4 a6 13. Bxc6 bxc6 14. c5 Be6 15. Ng5 Bf5 16. Qc1 Rab8 17. Kg1 f6 18. Qc4+ Kh8 19. Nf3 Be4 20. Kh2 Bd5 21. Qd3 Qe4 22. Qxa6 f5 23. a3 f4 24. axb4 fxe3 25. fxe3 Qxe3 26. Rhf1 Bxf3 27. gxf3 Rxb4 28. Ra2 Rxd4 29. Qxc6 Qf4+ 30. Kg2 h6 31. Kg1 Qe3+ 32. Kh2 Qe5+ 33. Kg1 Rh4 34. Rh2 Rc4 35. Rg2 Rxc5 36. Qg6 Qd4+ 37. Kh2 Rcf5 38. Rg4 Rf4 39. Kg2 c5 40. Qc2 c4 41. Re1 Rxg4+ 42. hxg4 Qd5 43. Re4 Rc8 44. Qc3 Qc5 45. Re5 Qd6 46. Re3 Qf6 47. Kf2 Qxc3 48. Rxc3 g6 49. Ke3 Kg7 50. Kd4 h5 51. gxh5 gxh5 52. Ke5 Kg6 53. f4 h4 54. Ke6 Re8+ 55. Kd5 Kf5 56. Rxc4 Rd8+ 0-1

[Event "Issykkul op"]
[Site "Korumdu"]
[Date "2023.07.14"]
[Round "5"]
[White "Markov, Mikhail2"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "2324"]
[BlackElo "2366"]
[PlyCount "19"]
[EventDate "2023.07.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "KGZ"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Bd7 8. Be3 0-0-0 9. Nd2 c5 10. Ne2 1/2-1/2

[Event "Issykkul op"]
[Site "Korumdu"]
[Date "2023.07.13"]
[Round "3"]
[White "Ovod, Evgenija"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "2299"]
[BlackElo "2366"]
[PlyCount "108"]
[EventDate "2023.07.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "KGZ"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 Qc7 9. Qe2 Ne7 10. Nf3 Ng6 11. 0-0 Be7 12. c4 dxc4 13. Bxc4 0-0 14. b3 c5 15. Bb2 Bc6 16. Qe3 Rfd8 17. Rfd1 Qf4 18. Re1 Bb7 19. Bc3 Bf6 20. Bxf6 gxf6 21. Qxf4 Nxf4 22. Re3 Rd6 23. g3 Nh3+ 24. Kf1 Rad8 25. Ke1 Ng5 26. Nxg5 fxg5 27. Rc1 Rd4 28. e5 g4 29. Be2 Rc8 30. Rc4 h5 31. Rec3 Rd5 32. Re4 Kg7 33. f4 gxf3 34. Bxf3 Rd7 35. Rh4 Bxf3 36. Rxf3 Rcd8 37. Rxh5 Rd1+ 38. Kf2 R1d2+ 39. Kg1 Rxa2 40. Rg5+ Kf8 41. Rh5 Rd1+ 42. Rf1 Rdd2 43. Rh7 Kg8 44. Rh4 Rg2+ 45. Kh1 Rgb2 46. Rd1 Kf8 47. Kg1 Rxb3 48. Rc4 Rbb2 49. h4 Rg2+ 50. Kf1 Raf2+ 51. Ke1 Rh2 52. Rd7 Ra2 53. Rf4 Rh1+ 54. Rf1 Ra1+ 0-1

[Event "Issykkul op"]
[Site "Korumdu"]
[Date "2023.07.12"]
[Round "2"]
[White "Kostenko, Petr"]
[Black "Malikova, Marjona"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2366"]
[BlackElo "2002"]
[PlyCount "74"]
[EventDate "2023.07.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "KGZ"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 g6 4. e3 Bg7 5. d4 cxd4 6. exd4 d6 7. h3 Nf6 8. d5 Nb8 9. Be2 0-0 10. 0-0 Na6 11. Re1 Nc7 12. Bf4 b6 13. Qd2 Re8 14. Rad1 Bd7 15. b4 a6 16. a3 Qc8 17. Bh6 Bh8 18. Ng5 Qb7 19. Bf3 Rad8 20. Re3 Qc8 21. Qe2 e5 22. dxe6 Bxe6 23. Bc6 Bd7 24. Rxd6 Bxc6 25. Rxc6 Qb7 26. Qf3 Rxe3 27. fxe3 Ne6 28. Nd5 Nxd5 29. cxd5 Nxg5 30. Bxg5 Re8 31. d6 Be5 32. Qd5 Qd7 33. Rc7 Qf5 34. e4 Bd4+ 35. Qxd4 Qxg5 36. d7 Rd8 37. Rc8 Kf8 1-0

[Event "Issykkul op"]
[Site "Korumdu"]
[Date "2023.07.12"]
[Round "1"]
[White "Maznitsin, Andrei"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2177"]
[BlackElo "2366"]
[PlyCount "11"]
[EventDate "2023.07.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "KGZ"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 1/2-1/2

[Event "Cheliabinsk Lozovatsky Memorial-A"]
[Site "Cheliabinsk"]
[Date "2023.02.05"]
[Round "10"]
[White "Galaktionov, Artem"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "D24"]
[WhiteElo "2302"]
[BlackElo "2371"]
[PlyCount "234"]
[EventDate "2023.01.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e3 a6 6. a4 b6 7. Bxc4 Bb7 8. 0-0 Bb4 9. Qb3 Qe7 10. d5 Bxc3 11. dxe6 Bb4 12. exf7+ Kd8 13. Rd1+ Bd6 14. e4 Nbd7 15. Bg5 Nc5 16. Qe3 Ncxe4 17. Nd4 Kc8 18. Nf5 Bxh2+ 19. Kxh2 Ng4+ 20. Kh3 Ngxf2+ 21. Kh4 Qxg5+ 22. Qxg5 Nxg5 23. Kxg5 Nxd1 24. Rxd1 Bxg2 25. Nxg7 Kb7 26. Re1 Bc6 27. Bb3 Rad8 28. Ne6 Rd3 29. Bd1 Rd2 30. Kf6 Rxb2 31. Kg7 Rb8 32. f8Q Rg2+ 33. Kf7 Rf2+ 34. Kg7 Rbxf8 35. Nxf8 Ra2 36. Ne6 Bxa4 37. Bf3+ Kc8 38. Re3 a5 39. Kf6 Bd7 40. Rc3 c5 41. Nf4 Rd2 42. Ke7 Ba4 43. Bd5 Rd4 44. Rf3 Bd1 45. Rf1 Kb8 46. Kd6 Ka7 47. Ne6 Rxd5+ 48. Kxd5 Bb3+ 49. Ke5 a4 50. Nc7 Bc4 51. Rf3 b5 52. Kd6 Kb6 53. Rf8 a3 54. Rb8+ Ka5 55. Kxc5 Ka4 56. Na6 a2 57. Nb4 Kb3 58. Ra8 Kb2 59. Nxa2 Bxa2 60. Kxb5 Bd5 61. Rb8 Kc3 62. Kc5 Bf3 63. Rf8 Bg4 64. Kd5 Kd3 65. Ke5 Ke3 66. Ra8 Be2 67. Ra3+ Bd3 68. Kf6 Kd4 69. Ra4+ Kd5 70. Rh4 Bg6 71. Kg5 Ke5 72. Rh1 Bd3 73. Re1+ Kd4 74. Kf4 Bc2 75. Re2 Kc3 76. Ke3 h5 77. Re1 Bf5 78. Rc1+ Kb4 79. Kd4 h4 80. Ke5 Bg4 81. Rf1 Kc3 82. Rf4 Bd1 83. Rxh4 Bc2 84. Kd5 Bf5 85. Rf4 Bg6 86. Rf3+ Kb2 87. Kc4 Be4 88. Rf2+ Ka1 89. Kb3 Bd5+ 90. Kc3 Be4 91. Re2 Bg6 92. Re7 Bb1 93. Re1 Ka2 94. Rf1 Ka1 95. Rf2 Be4 96. Rf4 Bb1 97. Rf1 Ka2 98. Re1 Ka1 99. Re7 Ba2 100. Kc2 Bb1+ 101. Kc1 Ba2 102. Rb7 Bd5 103. Rb5 Bf7 104. Rb6 Bd5 105. Rd6 Ba2 106. Rd1 Bb1 107. Rd2 Ba2 108. Rb2 Bd5 109. Rb6 Ka2 110. Kc2 Ka1 111. Rb8 Ka2 112. Rb4 Ka3 113. Rf4 Bg8 114. Rh4 Be6 115. Rh5 Bd7 116. Rd5 Be6 117. Rb5 Bf7 1/2-1/2

[Event "Cheliabinsk Lozovatsky Memorial-A"]
[Site "Cheliabinsk"]
[Date "2023.02.04"]
[Round "9"]
[White "Kostenko, Petr"]
[Black "Frolyanov, Dmitry"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2371"]
[BlackElo "2495"]
[PlyCount "76"]
[EventDate "2023.01.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Nf6 3. b3 e6 4. c4 b6 5. Bb2 Bb7 6. Nc3 Nbd7 7. Be2 a6 8. 0-0 Bd6 9. d4 0-0 10. Qc2 Re8 11. a4 c5 12. cxd5 exd5 13. Rfc1 Qe7 14. Qd1 Ne4 15. a5 b5 16. dxc5 Ndxc5 17. Nxe4 dxe4 18. Nd4 Qe5 19. g3 Qd5 20. Nxb5 axb5 21. Qxd5 Bxd5 22. Rd1 Nxb3 23. Rab1 Bc4 24. Bxc4 bxc4 25. Rxd6 Rxa5 26. Bc3 Ra2 27. Rbd1 h6 28. Rc6 Rc2 29. Bb4 Rb8 30. Be1 Nc1 31. Rd7 Nd3 32. Rcc7 Ne5 33. Re7 Nf3+ 34. Kg2 Nxe1+ 35. Kf1 Nf3 36. Rxf7 Rc1+ 37. Kg2 Rg1+ 38. Kh3 Ng5+ 0-1

[Event "Cheliabinsk Lozovatsky Memorial-A"]
[Site "Cheliabinsk"]
[Date "2023.02.03"]
[Round "8"]
[White "Yeritsyan, Hayk"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "D42"]
[WhiteElo "2250"]
[BlackElo "2371"]
[PlyCount "60"]
[EventDate "2023.01.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Nc3 Nxd5 6. Nf3 e6 7. d4 Bb4 8. Bd2 Nc6 9. Bd3 Be7 10. a3 Nf6 11. Bg5 h6 12. Bh4 0-0 13. 0-0 b6 14. Rc1 Bb7 15. Bb1 Nh5 16. d5 Bxh4 17. Qc2 g6 18. dxc6 Bxc6 19. Ne5 Bxg2 20. Nxg6 Qg5 21. f4 Nxf4 22. Nxf4 Be4+ 23. Qg2 Bxg2 24. Nxg2 Rac8 25. Kh1 Qe7 26. Rf3 Bg5 27. Rg1 Kh8 28. h4 Bxh4 29. Ne4 Bg5 30. Rh3 Rg8 0-1

[Event "Cheliabinsk Lozovatsky Memorial-A"]
[Site "Cheliabinsk"]
[Date "2023.02.02"]
[Round "7"]
[White "Kostenko, Petr"]
[Black "Drygalov, Andrey"]
[Result "1/2-1/2"]
[ECO "D46"]
[WhiteElo "2371"]
[BlackElo "2502"]
[PlyCount "93"]
[EventDate "2023.01.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. b3 d5 4. Bb2 Bd6 5. Nc3 0-0 6. e3 c6 7. d4 Nbd7 8. Bd3 Qe7 9. Qc2 Re8 10. 0-0-0 Ba3 11. g4 Bxb2+ 12. Kxb2 e5 13. g5 e4 14. gxf6 Nxf6 15. Be2 exf3 16. Bxf3 Be6 17. cxd5 cxd5 18. Qd3 Rec8 19. Rc1 Qd6 20. h4 h6 21. Qf1 Rc6 22. h5 Rac8 23. Rg1 Qc7 24. Qd3 a6 25. Ne2 Qd7 26. Rxc6 Rxc6 27. Rc1 Rxc1 28. Nxc1 Bg4 29. Bxg4 Qxg4 30. Qc2 Nxh5 31. Qc7 Nf6 32. Qxb7 h5 33. Qxa6 h4 34. Qf1 h3 35. Ne2 Nh5 36. a4 h2 37. a5 h1Q 38. Qxh1 Qxe2+ 39. Ka3 Nf6 40. Qh2 Qb5 41. Qc7 Nd7 42. Qc8+ Kh7 43. b4 g6 44. Qc2 Kg7 45. Qa4 Qd3+ 46. Qb3 Qb5 47. Qa4 1/2-1/2

[Event "Cheliabinsk Lozovatsky Memorial-A"]
[Site "Cheliabinsk"]
[Date "2023.02.01"]
[Round "6"]
[White "Somkin, Kirill"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2195"]
[BlackElo "2371"]
[PlyCount "243"]
[EventDate "2023.01.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Bxc5 6. b4 Bb6 7. Bb2 Ne7 8. Nf3 a5 9. c4 axb4 10. axb4 Rxa1 11. Bxa1 dxc4 12. Qxd8+ Bxd8 13. Bxc4 Nd7 14. 0-0 0-0 15. Bb3 Nd5 16. Bxd5 exd5 17. Rd1 Nb6 18. Bd4 Na4 19. Na3 Be7 20. Nb5 Bxb4 21. Ra1 Nc5 22. Nc7 Nb3 23. Ra4 Nxd4 24. Rxb4 Nc6 25. Rb5 Rd8 26. Nxd5 Bg4 27. Ne3 Bxf3 28. gxf3 Nd4 29. Rxb7 Nxf3+ 30. Kg2 Nxe5 31. Kg3 g6 32. Rb5 Nc6 33. Ng4 Nd4 34. Rb7 Nf5+ 35. Kg2 Rd6 36. Rb3 Kg7 37. Ne3 Ne7 38. Rb7 Re6 39. Rc7 h5 40. Kg3 Nc6 41. Rb7 Re4 42. h4 Nd4 43. Rc7 Ne6 44. Ra7 Rd4 45. Rb7 Kf8 46. Rb6 Ke7 47. Rb7+ Rd7 48. Rb5 Nd4 49. Ra5 Ke6 50. Kf4 f6 51. Ra6+ Rd6 52. Ra7 Nc6 53. Rb7 Ne5 54. Kg3 Rd3 55. Rb6+ Kf7 56. Rb7+ Rd7 57. Rb6 Kg7 58. Ra6 Rb7 59. Ra3 Nd7 60. Nd5 Nc5 61. Ne3 Rb2 62. f3 Rb3 63. Ra7+ Rb7 64. Ra5 Ne6 65. Nd5 Nd4 66. Ne3 Kf7 67. Ra4 Ne6 68. Nd5 Rd7 69. Ne3 Rd3 70. Ra7+ Kf8 71. Kf2 Nd4 72. f4 Rd2+ 73. Kf1 Nf3 74. f5 Nxh4 75. fxg6 Nxg6 76. Rh7 Nf4 77. Nf5 Rh2 78. Nh6 Ke8 79. Kg1 Rg2+ 80. Kf1 Rg5 81. Kf2 Ne6 82. Ra7 h4 83. Ra4 Rh5 84. Ng4 Kf7 85. Kg2 Rh8 86. Kh2 Kg6 87. Ra6 Re8 88. Kh3 Kg5 89. Nxf6 Kxf6 90. Kxh4 Rg8 91. Kh3 Kf5 92. Ra5+ Ke4 93. Ra4+ Nd4 94. Kh4 Ke5 95. Kh5 Rg1 96. Ra5+ Kf6 97. Ra6+ Ne6 98. Kh4 Rg8 99. Kh3 Rg6 100. Kh4 Ke5 101. Ra3 Ke4 102. Ra4+ Nd4 103. Kh5 Rg1 104. Kh6 Ke5 105. Ra5+ Kf6 106. Ra6+ Ne6 107. Kh5 Rg8 108. Kh4 Kf5 109. Ra5+ Ke4 110. Ra4+ Nd4 111. Kh5 Ke5 112. Ra5+ Kf4 113. Ra4 Rd8 114. Kg6 Rd6+ 115. Kf7 Kg5 116. Ra1 Rd7+ 117. Ke8 Rh7 118. Rg1+ Kf6 119. Rf1+ Ke6 120. Re1+ Kd6 121. Rd1 Ke6 122. Re1+ 1/2-1/2

[Event "Cheliabinsk Lozovatsky Memorial-A"]
[Site "Cheliabinsk"]
[Date "2023.01.31"]
[Round "5"]
[White "Kostenko, Petr"]
[Black "Khegay, Dmitriy"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2371"]
[BlackElo "2532"]
[PlyCount "118"]
[EventDate "2023.01.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. Ba4 Ngf6 5. 0-0 e6 6. Re1 a6 7. c3 b5 8. Bc2 c4 9. b3 Bb7 10. bxc4 bxc4 11. Na3 Rc8 12. Rb1 Ba8 13. Qe2 d5 14. e5 Ne4 15. Nd4 Nec5 16. f4 g6 17. f5 gxf5 18. Bxf5 Qh4 19. Nac2 exf5 20. Nxf5 Qg5 21. Ncd4 Ne6 22. Qf3 Bc5 23. h4 Qf4 24. Nd6+ Ke7 25. Ba3 Qxf3 26. Nxc8+ Rxc8 27. Bxc5+ Ndxc5 28. Nxf3 Rg8 29. Kh2 Rd8 30. Rb6 d4 31. cxd4 Bxf3 32. gxf3 Rxd4 33. Kg3 Rxd2 34. Rc1 Rd4 35. Rd6 Rxd6 36. exd6+ Kxd6 37. Rxc4 h5 38. Rb4 Ke5 39. Rb8 Kf6 40. Rh8 Kg6 41. Rc8 a5 42. Kf2 Kf5 43. Ke3 Ke5 44. Re8 a4 45. Re7 f6 46. Re8 Nb7 47. Ra8 Nbc5 48. Re8 Kd5 49. Kd2 Nd4 50. Rh8 Nxf3+ 51. Ke3 Ne5 52. Rxh5 Ncd3 53. Rh8 Nb4 54. h5 Nxa2 55. h6 Nf7 56. Ra8 Nxh6 57. Rxa4 Nc3 58. Ra5+ Ke6 59. Ra6+ Ke5 1/2-1/2

[Event "Cheliabinsk Lozovatsky Memorial-A"]
[Site "Cheliabinsk"]
[Date "2023.01.30"]
[Round "4"]
[White "Lisimenko, Ruslan"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "2241"]
[BlackElo "2371"]
[PlyCount "80"]
[EventDate "2023.01.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 c5 5. d5 exd5 6. cxd5 g6 7. Nc3 Bg7 8. e4 0-0 9. Bd3 d6 10. h3 Ba6 11. 0-0 Bxd3 12. Qxd3 a6 13. a4 Qc7 14. Nd2 Nbd7 15. Nc4 Ne8 16. f4 Qb7 17. Be3 Rb8 18. Rfe1 f5 19. Bf2 Bxc3 20. bxc3 Ndf6 21. e5 Qxd5 22. Qxd5+ Nxd5 23. exd6 Nef6 24. Rab1 Ne4 25. Ne5 Ndxc3 26. Rb3 Nxa4 27. Nd7 Rbd8 28. Nxb6 Rb8 29. Nxa4 Rxb3 30. Nxc5 Nxc5 31. Bxc5 Rb5 32. Bd4 Rd8 33. Be5 Kf7 34. Rc1 Ke6 35. Rc6 a5 36. Ra6 Rd7 37. Kh2 g5 38. g3 Rc5 39. Kg2 Rb7 40. g4 Rc2+ 0-1

[Event "Cheliabinsk Lozovatsky Memorial-A"]
[Site "Cheliabinsk"]
[Date "2023.01.29"]
[Round "3"]
[White "Kostenko, Petr"]
[Black "Nurzhanov, Valikhan"]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "2371"]
[BlackElo "2076"]
[PlyCount "90"]
[EventDate "2023.01.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. Be2 d6 5. d4 cxd4 6. Nxd4 Nf6 7. Nc3 Be7 8. 0-0 0-0 9. Be3 a6 10. Qd2 Qc7 11. Rac1 Ne5 12. f3 b6 13. Rc2 Bb7 14. b4 Rac8 15. Na4 Ned7 16. Rb1 Rfe8 17. Bf1 e5 18. Nf5 d5 19. Qf2 dxe4 20. Nxb6 Nxb6 21. Bxb6 Qd7 22. Nxe7+ Qxe7 23. b5 exf3 24. gxf3 axb5 25. Rxb5 e4 26. Bc5 Qc7 27. Bd4 Bc6 28. Rf5 exf3 29. Bxf6 gxf6 30. Rxf6 Re6 31. Rxe6 fxe6 32. Bh3 Kf7 33. Kf1 Be4 34. Qe3 Qe5 35. Bg4 Rd8 36. Rd2 Rxd2 37. Qxd2 Bc6 38. Qe1 Qd6 39. Bh3 Kf8 40. Qe3 Qd1+ 41. Kf2 Qc2+ 42. Ke1 Qb1+ 43. Kd2 Qxa2+ 44. Kd3 Qa3+ 45. Kd4 e5+ 0-1

[Event "Cheliabinsk Lozovatsky Memorial-A"]
[Site "Cheliabinsk"]
[Date "2023.01.28"]
[Round "2"]
[White "Filipenko, Alexander V"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "C70"]
[WhiteElo "2177"]
[BlackElo "2371"]
[PlyCount "84"]
[EventDate "2023.01.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nge7 5. Bb3 d5 6. d3 f6 7. a3 Bg4 8. c3 Qd7 9. Nbd2 0-0-0 10. 0-0 g5 11. Qc2 Be6 12. Rd1 g4 13. Ne1 f5 14. Nf1 dxe4 15. dxe4 Qxd1 16. Qxd1 Rxd1 17. Bxd1 f4 18. b4 Ng8 19. Nd2 Nf6 20. Nd3 h5 21. a4 Bd6 22. f3 h4 23. Nf2 g3 24. Ng4 Nxg4 25. fxg4 a5 26. h3 axb4 27. cxb4 Nxb4 28. Bb3 Bxb3 29. Nxb3 Nd3 30. a5 Kd7 31. Bd2 c5 32. Bc3 f3 33. gxf3 Nf4 34. Bd2 c4 35. Bxf4 cxb3 36. Bg5 Bc5+ 37. Kg2 b2 38. Rd1+ Ke6 39. f4 exf4 40. Bxf4 Rf8 41. Kf3 Rxf4+ 42. Kxf4 g2 0-1

[Event "Cheliabinsk Lozovatsky Memorial-A"]
[Site "Cheliabinsk"]
[Date "2023.01.27"]
[Round "1"]
[White "Kostenko, Petr"]
[Black "Mazhkenov, Alisher"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2371"]
[BlackElo "2120"]
[PlyCount "107"]
[EventDate "2023.01.27"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. c4 c6 2. d4 d5 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. g3 Nbd7 9. cxd5 exd5 10. Bh3 Bb4 11. Qb3 Qb6 12. Kf2 0-0 13. Bd2 a5 14. Rhd1 Qa7 15. Ne2 Bd6 16. Nf5 Bc7 17. Qa3 Rfe8 18. Rac1 Qb8 19. b3 Nb6 20. Nc3 Qd8 21. Na4 Nxa4 22. bxa4 Kh8 23. Nh4 Bh5 24. Kg2 Bd6 25. Qb3 Ra7 26. Re1 Bb4 27. Bc3 Bg6 28. a3 Bf8 29. Bb2 Kg8 30. Kg1 Bh5 31. Bg2 g5 32. Nf5 g4 33. Rf1 gxf3 34. Bxf3 Bg6 35. Bg2 Ne4 36. Bxe4 Rxe4 37. Rf3 Qd7 38. Rcf1 Ra8 39. Bc1 Rae8 40. Bd2 Ra8 41. R1f2 Bh5 42. Rf4 Rxf4 43. Rxf4 Bg6 44. g4 b5 45. axb5 cxb5 46. e4 dxe4 47. Rxe4 b4 48. axb4 axb4 49. Bxb4 Rb8 50. d5 Bxb4 51. Rxb4 Rxb4 52. Qxb4 Bxf5 53. gxf5 Qxd5 54. Qg4+ 1/2-1/2

[Event "Titled Tuesday intern op 17th Jan Early"]
[Site "Chess.com INT"]
[Date "2023.01.17"]
[Round "8"]
[White "Bas Mas, Jose Joaquin"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2241"]
[BlackElo "2371"]
[PlyCount "71"]
[EventDate "2023.01.17"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. 0-0 d6 6. c3 g5 7. Re1 g4 8. Nfd2 h5 9. Nf1 h4 10. d4 Qe7 11. b4 Bd7 12. a4 0-0-0 13. d5 Nb8 14. a5 Bh6 15. b5 Rdg8 16. b6 cxb6 17. axb6 a6 18. Ra2 Qd8 19. Nbd2 Qxb6 20. Rb2 Qc7 21. Qe2 Nh5 22. Nb3 Nf4 23. Bxf4 exf4 24. e5 f3 25. Qe4 fxg2 26. Ne3 dxe5 27. d6 Qc6 28. Bd5 Qxd6 29. Bxb7+ Kd8 30. Rd1 Qc7 31. Nc5 Ke7 32. Nd5+ Kf8 33. Nxc7 f5 34. Qxe5 Bg5 35. Nxd7+ Nxd7 36. Rxd7 1-0

[Event "Titled Tuesday intern op 17th Jan Early"]
[Site "Chess.com INT"]
[Date "2023.01.17"]
[Round "4"]
[White "Kosakowski, Jakub"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2466"]
[BlackElo "2371"]
[PlyCount "69"]
[EventDate "2023.01.17"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bh4 c5 5. e3 Qb6 6. Nbd2 cxd4 7. exd4 Qxb2 8. Bxf6 gxf6 9. Bd3 Nc6 10. 0-0 Nxd4 11. Nc4 Qc3 12. Re1 Be7 13. Rb1 Rg8 14. h3 d5 15. Nxd4 Qxd4 16. Nd6+ Kf8 17. Nxc8 Rxc8 18. Rxb7 Qf4 19. Qh5 Rg7 20. Reb1 Bc5 21. Qe2 Bb6 22. Ba6 Rc3 23. Bd3 Rg5 24. a4 Qg3 25. Qf1 Qxh3 26. a5 Bc7 27. f4 Qe3+ 28. Qf2 Bxf4 29. Rxa7 Qxf2+ 30. Kxf2 Ra3 31. a6 Kg7 32. Rbb7 Kg8 33. Rxf7 Bd6 34. Bh7+ Kh8 35. Ra8+ 1-0

[Event "Titled Tuesday intern op 17th Jan Early"]
[Site "Chess.com INT"]
[Date "2023.01.17"]
[Round "9"]
[White "Kostenko, Petr"]
[Black "Broca Jimenez, Fernando"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "2371"]
[BlackElo "2075"]
[PlyCount "61"]
[EventDate "2023.01.17"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 d6 5. e4 0-0 6. Nge2 Nbd7 7. d3 e5 8. 0-0 a5 9. f4 exf4 10. gxf4 Re8 11. Kh1 Nc5 12. Be3 Bg4 13. Qd2 h5 14. Rae1 Bxe2 15. Rxe2 Ng4 16. Bg1 Ne6 17. d4 Qh4 18. h3 Rad8 19. f5 Ng5 20. Qd3 Nh7 21. Nd5 c6 22. fxg6 fxg6 23. Nf4 Nf8 24. e5 dxe5 25. Nxg6 Nxg6 26. Qxg6 Rf8 27. Rxf8+ Rxf8 28. dxe5 Nh6 29. e6 Rf6 30. Qe4 Rf8 31. Qxh4 1-0

[Event "Titled Tuesday intern op 17th Jan Early"]
[Site "Chess.com INT"]
[Date "2023.01.17"]
[Round "10"]
[White "Kostenko, Petr"]
[Black "Degtiarev, Evgeny"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2371"]
[BlackElo "2385"]
[PlyCount "79"]
[EventDate "2023.01.17"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 Nf6 4. Nf3 Bc5 5. 0-0 0-0 6. Nc3 Re8 7. a3 h6 8. b4 Bf8 9. d3 d6 10. Nd2 g6 11. Bb2 Bg7 12. Rc1 Nb8 13. Nb3 c6 14. e4 Na6 15. Kh1 Nc7 16. Qd2 Bg4 17. f3 Bd7 18. d4 exd4 19. Nxd4 d5 20. exd5 cxd5 21. c5 Ne6 22. Nce2 a5 23. b5 Nc7 24. a4 Re7 25. Nf4 Be6 26. Rfe1 g5 27. Nfxe6 fxe6 28. b6 Na6 29. Nxe6 Qd7 30. Nxg7 Kxg7 31. f4 g4 32. Qxd5 Rxe1+ 33. Rxe1 Qxd5 34. Bxd5 Nxc5 35. Rc1 Re8 36. Bxf6+ Kxf6 37. Rxc5 Re1+ 38. Kg2 Re2+ 39. Kf1 Rxh2 40. Bg2 1-0

[Event "Titled Tuesday intern op 17th Jan Early"]
[Site "Chess.com INT"]
[Date "2023.01.17"]
[Round "7"]
[White "Kostenko, Petr"]
[Black "Gauri, Shankar"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "2371"]
[BlackElo "2307"]
[PlyCount "100"]
[EventDate "2023.01.17"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. e4 c5 6. Nge2 d6 7. a3 Bg4 8. f3 Bd7 9. b4 Nc6 10. Rb1 b6 11. d3 Ne8 12. Be3 Nc7 13. Qd2 Nd4 14. Bh6 Bh3 15. 0-0 Bxg2 16. Kxg2 Nce6 17. Bxg7 Kxg7 18. f4 f5 19. Rbe1 Qd7 20. Nd5 Nxe2 21. Rxe2 Nd4 22. Re3 e6 23. Nc3 Rae8 24. bxc5 bxc5 25. Ne2 Rb8 26. Nxd4 cxd4 27. Re2 Rb3 28. exf5 exf5 29. Rfe1 Qc6+ 30. Kh3 Qf3 31. Re7+ Kh6 32. Qe2 Rxd3 33. Qxf3 Rxf3 34. Rxa7 Re3 35. Rb1 d3 36. Rbb7 Rh8 37. Rd7 Re2 38. Rxd6 d2 39. Rdd7 g5 40. fxg5+ Kxg5 41. c5 h5 42. c6 h4 43. Rg7+ Kf6 44. Raf7+ Ke6 45. Re7+ Kf6 46. Rgf7+ Kg6 47. Rg7+ Kh6 48. Rxe2 d1Q 49. Rge7 Qf1+ 50. Kxh4 Kg6+ 0-1

[Event "Titled Tuesday intern op 17th Jan Early"]
[Site "Chess.com INT"]
[Date "2023.01.17"]
[Round "5"]
[White "Kostenko, Petr"]
[Black "Martin, Lewis"]
[Result "1-0"]
[ECO "A12"]
[WhiteElo "2371"]
[BlackElo "2135"]
[PlyCount "73"]
[EventDate "2023.01.17"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c6 3. b3 d5 4. Bb2 Bf5 5. Bg2 e6 6. Nf3 Nbd7 7. 0-0 h5 8. d3 Bd6 9. Nbd2 Qc7 10. Qc2 0-0-0 11. cxd5 exd5 12. e4 dxe4 13. dxe4 Bg6 14. Nh4 Rhe8 15. Rad1 Kb8 16. a3 Bh7 17. Nc4 Bc5 18. b4 Bb6 19. Rfe1 Ng4 20. Nxb6 Qxb6 21. h3 Ngf6 22. Bd4 Qc7 23. f4 g5 24. fxg5 Qxg3 25. gxf6 Qxh4 26. Qf2 Qg5 27. Bxa7+ Ka8 28. Be3 Qg6 29. Qc2 Rg8 30. Rd2 Qxe4 31. Qa4+ Kb8 32. Ba7+ Kc8 33. Rxe4 Bxe4 34. Be3 Nxf6 35. Qa8+ Kc7 36. Bf4+ Kb6 37. Qa5# 1-0

[Event "Titled Tuesday intern op 17th Jan Early"]
[Site "Chess.com INT"]
[Date "2023.01.17"]
[Round "2"]
[White "Kostenko, Petr"]
[Black "Shipov, Sergei"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2371"]
[BlackElo "2541"]
[PlyCount "60"]
[EventDate "2023.01.17"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c6 3. b3 d5 4. Bb2 Bg4 5. Bg2 Nbd7 6. Nf3 e6 7. 0-0 Bd6 8. d4 0-0 9. Nbd2 h6 10. Re1 a5 11. a3 Qe7 12. e4 dxe4 13. Nxe4 Nxe4 14. Rxe4 Nf6 15. Re1 Rfd8 16. Qc1 Qc7 17. d5 cxd5 18. Bxf6 gxf6 19. Qxh6 Bxf3 20. Bxf3 Be5 21. Rac1 d4 22. c5 d3 23. Red1 f5 24. Rc4 Bg7 25. Qf4 Qxf4 26. gxf4 Rab8 27. Ra4 Bc3 28. Rc4 Bg7 29. Ra4 Bc3 30. Rc4 Bg7 1/2-1/2

[Event "Titled Tuesday intern op 17th Jan Early"]
[Site "Chess.com INT"]
[Date "2023.01.17"]
[Round "3"]
[White "Onslow, Alfie"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2122"]
[BlackElo "2371"]
[PlyCount "90"]
[EventDate "2023.01.17"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Ne5 e6 5. Bb5+ Nd7 6. 0-0 Bd6 7. d4 a6 8. Bxd7+ Bxd7 9. Qg4 g6 10. Nd2 Rc8 11. c3 Nf6 12. Qh4 0-0 13. Ndf3 Ne4 14. Nxd7 Qxd7 15. Bh6 Rfe8 16. Rfe1 Be7 17. Qh3 f6 18. Nd2 Nxd2 19. Bxd2 Bd6 20. Re2 Re7 21. f4 Rce8 22. Rae1 a5 23. Qf3 Qa4 24. a3 Qb3 25. Be3 b5 26. Bf2 Kg7 27. Bh4 b4 28. axb4 axb4 29. g4 bxc3 30. bxc3 Qc4 31. Re3 Ba3 32. f5 exf5 33. Rxe7+ Rxe7 34. Rxe7+ Bxe7 35. gxf5 g5 36. Qe3 Bd6 37. Bg3 Bxg3 38. Qe7+ Kg8 39. Qe8+ Kg7 40. Qe7+ Kg8 41. hxg3 Qxc3 42. Qe8+ Kg7 43. Qe7+ Kg8 44. Qe6+ Kg7 45. Qe7+ Kg8 1/2-1/2

[Event "Titled Tuesday intern op 17th Jan Early"]
[Site "Chess.com INT"]
[Date "2023.01.17"]
[Round "6"]
[White "Player, Edmund C"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2180"]
[BlackElo "2371"]
[PlyCount "86"]
[EventDate "2023.01.17"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 Na6 8. Qc2 Nc7 9. Ne2 h5 10. 0-0 Kf8 11. Bf4 g6 12. Rfe1 Kg7 13. h4 a5 14. Qd2 Bg4 15. Bxd6 Qxd6 16. Qf4 Qd7 17. f3 Be6 18. Qg3 Rae8 19. Nf4 Bf5 20. Bf1 a4 21. Rxe8 Nxe8 22. Re1 Nd6 23. a3 b5 24. Nd3 Bxd3 25. Bxd3 Re8 26. Qf2 Nc8 27. Rxe8 Qxe8 28. Kf1 Nb6 29. Qe2 Qxe2+ 30. Kxe2 f5 31. f4 Kf6 32. g3 Ke6 33. Bb1 Nc4 34. Ba2 Ke7 35. Bxc4 bxc4 36. Ke3 Kd6 37. Kf3 Kd5 38. Ke3 c5 39. dxc5 Kxc5 40. Kf3 Kd5 41. Ke3 Kc5 42. Kf3 Kd5 43. Ke3 Kc5 1/2-1/2

[Event "Titled Tuesday intern op 17th Jan Early"]
[Site "Chess.com INT"]
[Date "2023.01.17"]
[Round "1"]
[White "Riehle, Marco"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "2358"]
[BlackElo "2371"]
[PlyCount "83"]
[EventDate "2023.01.17"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Nc3 Nxd5 6. Nf3 e6 7. d4 Bb4 8. Bd2 Nc6 9. Bd3 Nce7 10. 0-0 Bd7 11. Ne5 Bc6 12. Rc1 Nf6 13. Be3 0-0 14. Nxc6 Nxc6 15. Ne4 Be7 16. Bb1 Rc8 17. h3 Qd5 18. Nxf6+ Bxf6 19. Qa4 a6 20. Rfd1 Rfd8 21. Rc5 Qd6 22. d5 exd5 23. Rcxd5 Qxd5 24. Bxh7+ Kh8 25. Rxd5 Rxd5 26. Be4 Re5 27. Bf3 Kg8 28. Qb3 Rb5 29. Qc4 Rxb2 30. Bd5 Ne7 31. Qg4 Rd8 32. Bb3 a5 33. h4 b5 34. Bb6 Rdd2 35. Qh5 g6 36. Qf3 Kg7 37. Bc5 Nf5 38. h5 Nh4 39. h6+ Kxh6 40. Qxf6 Nf5 41. g4 Rxf2 42. Bxf2 1-0

[Event "Titled Tuesday intern op 17th Jan Early"]
[Site "Chess.com INT"]
[Date "2023.01.17"]
[Round "11"]
[White "Tologontegin, Semetey"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2394"]
[BlackElo "2371"]
[PlyCount "106"]
[EventDate "2023.01.17"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. 0-0 Nc6 5. c4 e5 6. Nc3 Nge7 7. d3 0-0 8. Ne1 a6 9. Nc2 Rb8 10. Ne3 b5 11. Ncd5 d6 12. Rb1 Nxd5 13. Nxd5 Ne7 14. b3 Nxd5 15. Bxd5 Bb7 16. e4 Bxd5 17. cxd5 f5 18. f3 Rc8 19. Bd2 Qd7 20. Kg2 h5 21. Qe2 Kh7 22. Rbc1 Rf7 23. h3 a5 24. g4 f4 25. Ra1 Ra8 26. a4 b4 27. gxh5 gxh5 28. Kh2 Bf6 29. Be1 Rg8 30. Bf2 Rfg7 31. Rg1 Qe7 32. Rxg7+ Rxg7 33. Rg1 Bh4 34. Rxg7+ Kxg7 35. Qe1 Bxf2 36. Qxf2 Kh6 37. h4 Qg7 38. Qe1 Qg6 39. Kh3 Qg7 40. Qf2 Qd7+ 41. Kh2 Qg7 42. Qg2 Qxg2+ 43. Kxg2 Kg7 44. Kh2 Kf8 45. Kg2 Ke8 46. Kf2 Ke7 47. Ke2 Kd7 48. Kd2 Kc7 49. Kc2 Kb6 50. Kd2 Ka6 51. Kc2 Kb6 52. Kd2 Ka6 53. Kc2 Kb6 1/2-1/2

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.30"]
[Round "13"]
[White "Chigaev, Maksim"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2542"]
[BlackElo "2365"]
[PlyCount "101"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. 0-0 a6 6. Qc2 b5 7. Ne1 Nd5 8. d3 cxd3 9. Nxd3 Bb7 10. Nc3 Nd7 11. a4 b4 12. Nxd5 exd5 13. Nf4 Nf6 14. Rd1 Be7 15. e4 c6 16. e5 Nd7 17. e6 Nf6 18. exf7+ Kxf7 19. Be3 Re8 20. Nd3 Bd6 21. a5 Kg8 22. Bc5 Bc8 23. Nxb4 Bf5 24. Qxf5 Bxc5 25. Nxc6 Qc8 26. Bxd5+ Kh8 27. Qxc8 Raxc8 28. Rac1 Nxd5 29. Rxd5 Bf8 30. Rc3 Kg8 31. Kg2 Rc7 32. Rd2 Rb7 33. Rdc2 Rb5 34. h4 h6 35. Rc4 Re1 36. b4 Rd1 37. Re2 Kf7 38. Re5 Rxe5 39. Nxe5+ Ke6 40. Ng6 Bd6 41. Rc6 Rb1 42. Rxa6 Rxb4 43. Nf4+ Kd7 44. Ra7+ Kc6 45. Ne6 Re4 46. Nxg7 Bc5 47. Ra6+ Kb5 48. Rxh6 Re2 49. Rf6 Bd4 50. Rf5+ Ka6 51. Nh5 1-0

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.30"]
[Round "14"]
[White "Kostenko, Petr"]
[Black "Dragnev, Valentin"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2365"]
[BlackElo "2523"]
[PlyCount "70"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 dxc4 5. Na3 Bxa3 6. bxa3 0-0 7. Bb2 Nbd7 8. Rc1 Nb6 9. Ne5 Bd7 10. Nxd7 Qxd7 11. Bxb7 Rab8 12. Bg2 Rfd8 13. Qc2 Qd6 14. Bc3 Qxa3 15. Bxf6 gxf6 16. 0-0 Rd4 17. Rfd1 Rbd8 18. e3 R4d6 19. Bf1 Qa5 20. d4 cxd3 21. Bxd3 Kg7 22. Be2 Rd2 23. Qxc7 Qxa2 24. Bh5 R8d7 25. Qf4 Rxd1+ 26. Bxd1 Qb2 27. Qg4+ Kf8 28. Rc5 Qb1 29. Kg2 Qxd1 30. Qh4 Qd6 31. Rh5 Ke7 32. Rxh7 Qd5+ 33. e4 Qg5 34. Qh3 Rd2 35. Rh8 Qe3 0-1

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.30"]
[Round "20"]
[White "Kostenko, Petr"]
[Black "Khripachenko, Alexander"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2365"]
[BlackElo "2301"]
[PlyCount "77"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 dxc4 5. 0-0 a6 6. Qc2 c5 7. Ne5 Qc7 8. Nxc4 Nc6 9. d3 Be7 10. Bf4 Qd8 11. a4 Nd5 12. Bd2 0-0 13. a5 Bf6 14. Nc3 Ndb4 15. Qd1 Qc7 16. Be3 Nd4 17. Na4 Bd7 18. Nab6 Rad8 19. Nxd7 Rxd7 20. Rc1 Rdd8 21. Kh1 Nd5 22. Bd2 g6 23. Bc3 Bg7 24. Bxd4 Bxd4 25. Qb3 Nb4 26. e3 Bg7 27. d4 Qe7 28. dxc5 Qxc5 29. Bxb7 Nd3 30. Rc2 Nb4 31. Rcc1 Nd3 32. Qb6 Qf5 33. Rb1 Nxf2+ 34. Kg2 Qc2 35. Na3 Qd2 36. Rxf2 Qd3 37. Bxa6 Qd5+ 38. Kg1 Rb8 39. Qc7 0-1

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.30"]
[Round "18"]
[White "Kostenko, Petr"]
[Black "Sapenov, Daniyal"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "2365"]
[BlackElo "2060"]
[PlyCount "87"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 e5 2. Nf3 e4 3. Nd4 Nf6 4. Nc3 Bb4 5. Qb3 Bxc3 6. Qxc3 0-0 7. b3 d5 8. c5 b6 9. Ba3 Re8 10. e3 bxc5 11. Bxc5 Nfd7 12. Rc1 Nxc5 13. Qxc5 Na6 14. Qc6 Rb8 15. Bxa6 Rb6 16. Qxc7 Bxa6 17. Qxd8 Rxd8 18. f3 Bd3 19. Kf2 g6 20. Rc5 Ra6 21. a4 Rb6 22. Rhc1 h5 23. h4 a6 24. Kg3 Rdb8 25. Rc8+ Kg7 26. Rxb8 Rxb8 27. Rc6 Rd8 28. Kf4 Re8 29. Rd6 Rc8 30. Rxd5 exf3 31. gxf3 Rc1 32. Ne6+ fxe6 33. Rxd3 Kf6 34. Rd6 Rb1 35. Rb6 Rh1 36. Kg3 Rg1+ 37. Kf2 Rb1 38. f4 Kf5 39. a5 Rb2 40. Kf3 Kf6 41. b4 Rb1 42. d4 Rb3 43. d5 Kf5 44. dxe6 1-0

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.30"]
[Round "16"]
[White "Kostenko, Petr"]
[Black "Svane, Frederik"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2365"]
[BlackElo "2466"]
[PlyCount "62"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e3 Bxc3 6. bxc3 f5 7. h4 Nf6 8. h5 Rg8 9. hxg6 hxg6 10. d3 Qc7 11. Ne2 b6 12. Nf4 Bb7 13. Nd5 Nxd5 14. cxd5 Ne5 15. c4 0-0-0 16. Bb2 e6 17. Rc1 d6 18. 0-0 Qh7 19. Re1 Rh8 20. d4 Ng4 21. dxc5 dxc5 22. Bxh8 Rxh8 23. Qd2 exd5 24. cxd5 Ba6 25. Re2 Ne5 26. d6 Bb7 27. d7+ Nxd7 28. Bxb7+ Kxb7 29. Qd5+ Kc7 30. Rd1 Qh2+ 31. Kf1 Qh1+ 0-1

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.30"]
[Round "15"]
[White "Munkhgal, Gombosuren"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2577"]
[BlackElo "2365"]
[PlyCount "73"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 Be7 4. Bd3 b6 5. e4 d5 6. e5 Nfd7 7. Qg4 g6 8. h4 c5 9. c3 Ba6 10. Bxa6 Nxa6 11. a3 b5 12. h5 g5 13. Be3 h6 14. f4 cxd4 15. cxd4 Qb6 16. Kf2 f5 17. Qd1 b4 18. Nf3 g4 19. Nh4 Kf7 20. Nd2 Rhc8 21. Ng6 Bd8 22. Qa4 Qb7 23. Rac1 Rab8 24. Nh8+ Kg7 25. Ng6 Kf7 26. Nh8+ Kg7 27. Ng6 Kf7 28. Rhd1 Nb6 29. Qb5 bxa3 30. bxa3 Nc4 31. Nxc4 dxc4 32. Qxb7+ Rxb7 33. d5 Nc5 34. dxe6+ Kxe6 35. Rd6+ Kf7 36. Bxc5 Rxc5 37. Rxd8 1-0

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.30"]
[Round "17"]
[White "Postlmayer, Jakob"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2182"]
[BlackElo "2365"]
[PlyCount "109"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Qd5 7. Qf4 Qf5 8. Qe3 Qe6 9. b3 Na6 10. Bxa6 bxa6 11. Bb2 Qxe3+ 12. fxe3 f6 13. 0-0-0 e6 14. d4 Be7 15. e4 0-0 16. Rhe1 Rd8 17. Bc3 Kf7 18. h3 Bb7 19. Ba5 Rd7 20. c4 Re8 21. Kc2 g5 22. Rf1 Kg6 23. h4 g4 24. Nh2 h5 25. g3 Bd6 26. Rd3 f5 27. e5 Bf8 28. Rf2 c5 29. Kc3 Be4 30. Rd1 Rc8 31. Rfd2 Bh6 32. Re2 Bg7 33. Kb2 cxd4 34. Bd2 Bxe5 35. Bf4 Bg7 36. Red2 d3+ 37. Ka3 Bc3 38. Rf2 Rc5 39. b4 Rxc4 40. Kb3 Rc8 41. Rc1 Bd5+ 42. Ka4 Rb7 43. a3 a5 44. Kxa5 Rc6 45. Rxc3 Rxc3 46. a4 Rc2 47. Bd2 Rbc7 48. Nf1 Ra2 49. b5 Bb3 50. b6 Rxa4+ 51. Kb5 axb6 52. Ne3 Rd7 53. Bc3 Re4 54. Nf1 Re2 55. Rf4 0-1

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.30"]
[Round "21"]
[White "Suleimen, Ergali"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2050"]
[BlackElo "2365"]
[PlyCount "68"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Be3 Bd6 7. Bd3 Na6 8. a3 Nc7 9. c4 0-0 10. Qc2 g6 11. Ne2 Re8 12. 0-0 Ne6 13. Rad1 Qc7 14. h3 Bd7 15. Rfe1 Rad8 16. b4 Qb8 17. Qb2 Bc8 18. Nc3 Nxd4 19. Bxd4 Rxe1+ 20. Rxe1 Bh2+ 21. Kh1 Rxd4 22. Nd5 Be5 23. Ne7+ Kg7 24. Qe2 Be6 25. g3 Qd8 26. f4 Rxd3 27. fxe5 f5 28. Nd5 Bxd5+ 29. cxd5 Qxd5+ 30. Qg2 Rxg3 31. Qxd5 cxd5 32. e6 fxe6 33. Rxe6 Rxh3+ 34. Kg2 Rxa3 0-1

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.30"]
[Round "19"]
[White "Zhalmakhanov, Ramazan"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2432"]
[BlackElo "2365"]
[PlyCount "139"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Qb6 8. Qc2 g5 9. Bg3 Be6 10. Bd3 Nbd7 11. Nf3 Nh5 12. 0-0 Nxg3 13. hxg3 Bg7 14. Bf5 0-0 15. b4 Rae8 16. Rab1 a6 17. Na4 Qc7 18. Nc5 Nb6 19. Nd2 Nc8 20. a4 Nd6 21. Bd3 Ra8 22. Rfc1 Rfc8 23. Qd1 Qe7 24. Ndb3 b5 25. Nxe6 fxe6 26. Qg4 Nc4 27. Nc5 Re8 28. Bg6 e5 29. Bxe8 Rxe8 30. dxe5 a5 31. axb5 axb4 32. Nd3 c5 33. b6 Nxe5 34. Qf5 Nxd3 35. Qxd5+ Qe6 36. Qxd3 Qxb6 37. Qd5+ Kh8 38. Qxc5 Qxc5 39. Rxc5 Bc3 40. Rb5 Kg7 41. Rd1 Re7 42. Rd6 g4 43. Rc6 Rd7 44. Rc4 Rd1+ 45. Kh2 Rd7 46. Rxg4+ Kf7 47. Rc4 Rd2 48. Rf4+ Ke7 49. Kh3 Kd6 50. Rf8 Kc6 51. Rbb8 Rb2 52. f4 Be1 53. e4 b3 54. e5 Kd5 55. Rfd8+ Ke6 56. Rd6+ Kf5 57. e6 Kf6 58. Rb7 Re2 59. e7+ Kf7 60. Rd8 Rxe7 61. Rxe7+ Kxe7 62. Rb8 Kf7 63. Rxb3 Kg6 64. Kg4 Ba5 65. Rb5 Bd8 66. Rc5 Be7 67. Rc6+ Kg7 68. Kh5 Ba3 69. Rg6+ Kf7 70. Rxh6 1-0

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.29"]
[Round "12"]
[White "Burmakin, Vladimir"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2513"]
[BlackElo "2365"]
[PlyCount "130"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nf3 d5 4. g3 dxc4 5. Qa4+ c6 6. Qxc4 b5 7. Qc2 Bb7 8. Bg2 Nbd7 9. a4 a6 10. Nfd2 Qb6 11. Nb3 c5 12. Bxb7 Qxb7 13. 0-0 c4 14. N3d2 Nb6 15. axb5 axb5 16. Rxa8+ Qxa8 17. b3 Qc6 18. bxc4 bxc4 19. Nc3 Be7 20. e4 0-0 21. Bb2 Rd8 22. Ra1 h6 23. Nf3 Bb4 24. Ne5 Qb7 25. f3 Rxd4 26. Rd1 Rxd1+ 27. Nxd1 Qc7 28. f4 Qc5+ 29. Kg2 c3 30. Bxc3 Bxc3 31. Qxc3 Nxe4 32. Qxc5 Nxc5 33. Nc3 f6 34. Nf3 Kf7 35. Nd4 Nd5 36. Nce2 g5 37. Kf3 f5 38. h3 Kf6 39. Nc6 Nd3 40. Ncd4 e5 41. fxe5+ Nxe5+ 42. Kg2 Nc4 43. Nf3 Nce3+ 44. Kf2 Nc2 45. Nd2 Ke6 46. Nc4 Nf6 47. Kf3 Kd5 48. Nb6+ Kc5 49. Na4+ Kc4 50. Nb6+ Kd3 51. Nc1+ Kd2 52. Nb3+ Kc3 53. Nc1 Nd4+ 54. Kg2 Kd2 55. Na2 Ne4 56. Nc4+ Ke2 57. Nb4 f4 58. gxf4 gxf4 59. Ne5 f3+ 60. Nxf3 Nxf3 61. Nd5 Nh4+ 62. Kh2 Kf3 63. Ne7 Nf6 64. Nc6 Kf4 65. Nd4 Nf3+ 0-1

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.29"]
[Round "8"]
[White "Fedorov, Alexei"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2488"]
[BlackElo "2365"]
[PlyCount "73"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. e4 c6 2. Ne2 d5 3. e5 c5 4. d4 Nc6 5. c3 Bf5 6. dxc5 Nxe5 7. Ng3 Bg6 8. f4 Bxb1 9. fxe5 Qa5 10. Rxb1 Qxc5 11. Qa4+ Kd8 12. Qd4 Qc6 13. Bd3 e6 14. Be3 h5 15. 0-0 f5 16. c4 h4 17. cxd5 Qd7 18. Ne2 Ne7 19. dxe6 Qxd4 20. Nxd4 g6 21. Bg5 Bh6 22. Bxh6 Rxh6 23. Rfd1 a6 24. Rbc1 Rc8 25. Nf3 Rxc1 26. Rxc1 Rh5 27. Be2 f4 28. Rd1+ Ke8 29. Rd7 h3 30. Rxb7 Nf5 31. Bxa6 hxg2 32. Bb5+ Kd8 33. Rd7+ Kc8 34. e7 Rh8 35. Ra7 Kb8 36. e8Q+ Rxe8 37. Bxe8 1-0

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.29"]
[Round "2"]
[White "Gareyev, Timur"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "E36"]
[WhiteElo "2553"]
[BlackElo "2365"]
[PlyCount "75"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3+ 6. Qxc3 d5 7. e3 b6 8. Nf3 Ba6 9. b3 c5 10. Be2 cxd4 11. Nxd4 Nbd7 12. a4 Rc8 13. Nb5 dxc4 14. bxc4 Bb7 15. Bb2 Qe7 16. Nxa7 Ra8 17. Nb5 Nc5 18. a5 bxa5 19. 0-0 a4 20. Rfd1 Bc6 21. Nd4 Bb7 22. Ba3 Rfc8 23. Rab1 Nfe4 24. Qc2 Nd6 25. Rb6 Be4 26. Qc3 Nf5 27. Nxf5 exf5 28. Rb5 Qa7 29. Bb2 f6 30. Qa3 Nb3 31. h3 Qf7 32. Rb4 Bc6 33. Bf1 Qe6 34. Rb6 Qe8 35. Rd6 Qe4 36. Qb4 h5 37. Bxf6 gxf6 38. Rxf6 1-0

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.29"]
[Round "10"]
[White "Harsha, Bharathakoti"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "2527"]
[BlackElo "2365"]
[PlyCount "57"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nf6 5. 0-0 0-0 6. d3 c6 7. Qe1 Qb6+ 8. e3 Nbd7 9. Nc3 Ne8 10. Kh1 e5 11. e4 dxe4 12. dxe4 Nd6 13. f5 gxf5 14. Nh4 fxe4 15. Nxe4 Nxe4 16. Bxe4 Nc5 17. Be3 a5 18. Bf5 Qb5 19. c4 Qxc4 20. Bxc8 Nd3 21. Qe2 Raxc8 22. Nf5 Rcd8 23. Qh5 Qe4+ 24. Kg1 Rd6 25. Nxd6 Qxe3+ 26. Kh1 Nf2+ 27. Kg2 Ne4 28. Nf5 Qd2+ 29. Kg1 1-0

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.29"]
[Round "6"]
[White "Kobalia, Mihail"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2662"]
[BlackElo "2365"]
[PlyCount "96"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Nd2 e6 9. Ngf3 Bd6 10. Bxd6 Qxd6 11. 0-0 0-0 12. Rae1 Bxf3 13. Nxf3 Qc7 14. Qc2 Rab8 15. Ne5 g6 16. f4 b5 17. a3 a5 18. g4 Nxe5 19. fxe5 Nd7 20. Qd2 b4 21. cxb4 axb4 22. a4 Nb6 23. b3 Qc3 24. Qxc3 bxc3 25. Rc1 Rfc8 26. Bb5 Na8 27. Rf3 Rc7 28. Rfxc3 Rcb7 29. Rc8+ Kg7 30. g5 h6 31. h4 Nb6 32. Rxb8 Rxb8 33. Rc7 hxg5 34. hxg5 Kf8 35. Ba6 Ke8 36. Kf2 Na8 37. Rc8+ Rxc8 38. Bxc8 Kd8 39. Bb7 Nc7 40. b4 Ne8 41. Bc6 Ng7 42. Ke3 Kc7 43. Bb5 Nf5+ 44. Kd3 Ng7 45. a5 Kb7 46. Ba4 Ka6 47. Bc6 Ka7 48. b5 Kb8 1-0

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.29"]
[Round "3"]
[White "Kostenko, Petr"]
[Black "Amilal, Munkhdalai"]
[Result "1/2-1/2"]
[ECO "A12"]
[WhiteElo "2365"]
[BlackElo "2144"]
[PlyCount "67"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c6 3. Bg2 d5 4. Nf3 Bf5 5. 0-0 h6 6. d3 e6 7. Nbd2 Nbd7 8. b3 Be7 9. Bb2 0-0 10. a3 a5 11. Qc2 Bh7 12. Bc3 Bd6 13. b4 e5 14. cxd5 cxd5 15. Qb3 a4 16. Qa2 e4 17. dxe4 dxe4 18. Nd4 Re8 19. Nc4 Bf8 20. Rfd1 Rc8 21. Rac1 Nd5 22. Ba1 Qg5 23. Qb2 N7f6 24. Na5 e3 25. f4 Qg4 26. Nxb7 Be4 27. Nc5 Bxg2 28. Kxg2 Nxf4+ 29. Kh1 Bxc5 30. bxc5 Ne4 31. Nf5 Nf2+ 32. Kg1 Nxe2+ 33. Kf1 f6 34. Nxh6+ 1/2-1/2

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.29"]
[Round "5"]
[White "Kostenko, Petr"]
[Black "Jobava, Baadur"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2365"]
[BlackElo "2582"]
[PlyCount "105"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 d6 5. e4 Ne7 6. Nge2 0-0 7. 0-0 Nd7 8. d3 a5 9. Be3 Nc5 10. Qd2 Nc6 11. Nd5 Be6 12. f4 f5 13. exf5 Bxf5 14. d4 Ne4 15. Qd1 exf4 16. Nexf4 Qd7 17. Kh1 Rae8 18. Bg1 h5 19. Rc1 Kh7 20. a3 Bh6 21. Ne3 Ne7 22. Nxf5 Nxf5 23. Qd3 Nf6 24. Rce1 c6 25. d5 Rxe1 26. Rxe1 Bxf4 27. gxf4 c5 28. Bh3 Ng4 29. Re6 b6 30. Qe2 Ngh6 31. Qe4 Qf7 32. b4 Rd8 33. b5 Rd7 34. Bf2 Qg7 35. Kg2 Rf7 36. Re8 Re7 37. Rxe7 Qxe7 38. Qxe7+ Nxe7 39. Bh4 Nhg8 40. Be6 Kg7 41. Bxg8 Nxg8 42. Bd8 a4 43. Bxb6 Kf7 44. Bc7 Ke7 45. b6 Kd7 46. Bb8 Kc8 47. Bxd6 Nf6 48. Bxc5 Ne4 49. Bd4 Nd2 50. c5 Nb3 51. Be3 Na5 52. c6 Nc4 53. Bc5 1-0

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.29"]
[Round "1"]
[White "Kostenko, Petr"]
[Black "Keymer, Vincent"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2365"]
[BlackElo "2600"]
[PlyCount "92"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 d4 5. 0-0 c5 6. b4 cxb4 7. a3 Nc6 8. d3 a5 9. Nbd2 Be7 10. axb4 Bxb4 11. Ba3 Bxa3 12. Rxa3 0-0 13. Qa1 Ra6 14. Rb1 b6 15. Rab3 h6 16. Qb2 a4 17. Ra3 e5 18. Qb5 Qc7 19. Rxa4 Rxa4 20. Qxa4 Bd7 21. Qa6 Rb8 22. Ne1 Nd8 23. Nc2 Ne6 24. Nb4 Nc5 25. Qa3 Bg4 26. Kf1 Re8 27. Nd5 Nxd5 28. Bxd5 Bf5 29. Qb4 Rb8 30. Nb3 Nxd3 31. Qb5 Nxf2 32. Nxd4 exd4 33. Kxf2 Bxb1 34. Qxb1 Qd6 35. Qe4 Qf6+ 36. Kg2 Rd8 37. h4 h5 38. Qd3 g6 39. Qb3 Kg7 40. Bf3 Re8 41. Qb5 Re3 42. Qd5 Qe5 43. Qb7 Rxe2+ 44. Bxe2 Qxe2+ 45. Kh3 d3 46. Qxb6 d2 0-1

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.29"]
[Round "9"]
[White "Kostenko, Petr"]
[Black "Korelskiy, Egor"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2365"]
[BlackElo "2307"]
[PlyCount "91"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. g3 c6 4. Bg2 Nf6 5. 0-0 Be7 6. d4 0-0 7. Nbd2 b6 8. Qc2 Bb7 9. e4 c5 10. exd5 exd5 11. dxc5 Bxc5 12. Nb3 Be7 13. Nh4 Qc8 14. Nf5 Re8 15. Bg5 dxc4 16. Bxb7 Qxb7 17. Qxc4 Nbd7 18. Rae1 Bf8 19. Qd4 Ne4 20. Bf4 Ndf6 21. f3 Rad8 22. Qc4 Nc5 23. Bg5 Nxb3 24. Bxf6 Rxe1 25. Nh6+ Kh8 26. Nxf7+ Qxf7 27. Qxf7 Bc5+ 28. Kg2 Re2+ 29. Kh3 Rg8 30. axb3 gxf6 31. Qxf6+ Rg7 32. Rd1 h5 33. Qh6+ Kg8 34. Rd8+ Kf7 35. Rd7+ Be7 36. f4 h4 37. Qh5+ Ke6 38. Rxe7+ Kxe7 39. Qxe2+ Kf6 40. Qe5+ Kf7 41. f5 hxg3 42. hxg3 Rh7+ 43. Kg2 Rg7 44. Qe6+ Kf8 45. f6 Rc7 46. Qd6+ 1-0

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.29"]
[Round "7"]
[White "Kostenko, Petr"]
[Black "Le, Tuan Minh"]
[Result "0-1"]
[ECO "D12"]
[WhiteElo "2365"]
[BlackElo "2530"]
[PlyCount "47"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 c6 2. d4 d5 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. Qb3 Qc7 9. Bd2 Be7 10. g3 0-0 11. Rc1 dxc4 12. Bxc4 a6 13. Be2 Nbd7 14. e4 Rfd8 15. e5 Ne8 16. Nxg6 hxg6 17. f4 Nb6 18. Be3 Nd5 19. Nxd5 Rxd5 20. Kf2 Rad8 21. h4 Bf8 22. h5 gxh5 23. Rh3 g6 24. Bf3 0-1

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.29"]
[Round "11"]
[White "Kostenko, Petr"]
[Black "Mamedov, Edgar"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2365"]
[BlackElo "2034"]
[PlyCount "94"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 c6 2. d4 d5 3. Nf3 Nf6 4. e3 e6 5. Bd3 Nbd7 6. 0-0 Bd6 7. Nbd2 0-0 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. Bc2 c5 12. Bg5 h6 13. Bh4 Be7 14. dxc5 Qxd1 15. Raxd1 Bxc5 16. Ne5 g5 17. Bg3 b6 18. a3 a5 19. Nd3 Bd4 20. Be5 Bxe5 21. Nxe5 Ba6 22. f4 Kg7 23. Rd6 Rac8 24. b3 Bb7 25. Rxb6 Be4 26. Bxe4 Nxe4 27. f5 exf5 28. Rxf5 Rcd8 29. h3 Ng3 30. Rf3 Rd1+ 31. Kf2 Ne4+ 32. Ke2 Ra1 33. Rb7 Nd6 34. Re7 Ra2+ 35. Kd3 Rd8 36. Rd7 Rxd7 37. Nxd7 Rxa3 38. Kd4 Ra2 39. c5 Rd2+ 40. Ke5 f6+ 41. Nxf6 Nf7+ 42. Kf5 Rc2 43. Ne4 h5 44. Ke6 Nd8+ 45. Kd7 Nf7 46. Ke7 Ne5 47. Rf5 Ng6+ 1-0

[Event "Wch Blitz"]
[Site "Almaty"]
[Date "2022.12.29"]
[Round "4"]
[White "Nissinen, Niilo Man"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1896"]
[BlackElo "2365"]
[PlyCount "112"]
[EventDate "2022.12.29"]
[EventType "swiss (blitz)"]
[EventRounds "21"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 Na6 8. Ne2 Nc7 9. 0-0 0-0 10. Qc2 g6 11. Bf4 Nd5 12. Bxd6 Qxd6 13. a3 Bg4 14. c4 Bxe2 15. Bxe2 Nf4 16. Rad1 Rad8 17. Bf3 f5 18. Qb3 Qc7 19. g3 Nh3+ 20. Kg2 Ng5 21. d5 f4 22. h4 Nxf3 23. Qxf3 cxd5 24. cxd5 fxg3 25. fxg3 Rd6 26. Rf2 Rfd8 27. Rfd2 Qe7 28. Re2 Qf8 29. h5 a6 30. hxg6 hxg6 31. Red2 Qg7 32. Qc3 Qxc3 33. bxc3 Rc8 34. Rd3 Rc4 35. Kf3 Kg7 36. Rb1 b5 37. Rb4 Rc5 38. Rbd4 f5 39. a4 Kf6 40. axb5 axb5 41. Kf4 g5+ 42. Kf3 Rc7 43. Ke2 Re7+ 44. Kd2 Re5 45. Kc2 Re4 46. Kb3 Ke5 47. Kb4 Rxd4+ 48. Rxd4 f4 49. gxf4+ gxf4 50. Kxb5 Rxd5+ 51. Rxd5+ Kxd5 52. c4+ Ke6 53. Kb6 f3 54. c5 f2 55. c6 f1Q 56. c7 Ke5 0-1

[Event "Wch Rapid"]
[Site "Almaty"]
[Date "2022.12.28"]
[Round "11"]
[White "Damjanovic, Vuk"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2266"]
[BlackElo "2404"]
[PlyCount "101"]
[EventDate "2022.12.26"]
[EventType "swiss (rapid)"]
[EventRounds "13"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nf3 d5 4. Nc3 a6 5. cxd5 exd5 6. Bg5 Be6 7. e3 Nbd7 8. Bd3 h6 9. Bf4 g5 10. Bg3 Nh5 11. Qc2 c6 12. 0-0-0 Nxg3 13. hxg3 Bg7 14. Kb1 Rc8 15. e4 g4 16. Nh4 Bxd4 17. Ne2 Bg7 18. Nf4 Ne5 19. Nh5 0-0 20. f4 gxf3 21. gxf3 Qa5 22. Nxg7 Kxg7 23. exd5 cxd5 24. Qh2 Rh8 25. Nf5+ Kf8 26. g4 d4 27. b3 Rc3 28. Nxd4 Kg7 29. Nxe6+ fxe6 30. Be4 Qc7 31. Qh5 Kf8 32. Rd8+ Qxd8 33. Qxe5 Qd2 34. Qxh8+ Ke7 35. Qg7+ Kd6 36. f4 Re3 37. Bc2 Kc5 38. Qc7+ Kb4 39. Qc4+ Ka5 40. Rd1 Qb4 41. Qxb4+ Kxb4 42. Kb2 Rf3 43. f5 exf5 44. Rd5 b5 45. gxf5 h5 46. a3+ Ka5 47. Rd6 b4 48. axb4+ Kxb4 49. Rxa6 h4 50. Ra4+ Kc5 51. Rxh4 1-0

[Event "Wch Rapid"]
[Site "Almaty"]
[Date "2022.12.28"]
[Round "12"]
[White "Kostenko, Petr"]
[Black "Degenbaev, Aziz"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2404"]
[BlackElo "2039"]
[PlyCount "59"]
[EventDate "2022.12.26"]
[EventType "swiss (rapid)"]
[EventRounds "13"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 c5 5. e4 d6 6. Nge2 e5 7. a3 Nc6 8. Rb1 0-0 9. b4 Nd4 10. 0-0 Be6 11. d3 Qd7 12. Nd5 Bxd5 13. exd5 Nxe2+ 14. Qxe2 b6 15. Qc2 Ne8 16. a4 f5 17. bxc5 bxc5 18. Qb3 Rc8 19. Qb5 Qe7 20. Qa6 Nc7 21. Qxa7 Ra8 22. Qb7 Rxa4 23. Rb6 Raa8 24. Bg5 Qxg5 25. Qxc7 f4 26. Qxd6 f3 27. Bh3 e4 28. dxe4 Bd4 29. Rb7 Ra2 30. Be6+ 1-0

[Event "Wch Rapid"]
[Site "Almaty"]
[Date "2022.12.28"]
[Round "10"]
[White "Kostenko, Petr"]
[Black "Gurel, Ediz"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2404"]
[BlackElo "2345"]
[PlyCount "120"]
[EventDate "2022.12.26"]
[EventType "swiss (rapid)"]
[EventRounds "13"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. e3 e5 4. Nc3 Nf6 5. Be2 Be7 6. 0-0 0-0 7. d4 cxd4 8. exd4 exd4 9. Nxd4 d5 10. Bf3 Nxd4 11. Qxd4 dxc4 12. Qxc4 Be6 13. Qb5 Qc7 14. Be3 Bc4 15. Qxb7 Qxb7 16. Bxb7 Rab8 17. Bf3 Bxf1 18. Kxf1 Rxb2 19. Bxa7 Rc8 20. Bd4 Rc2 21. Ne2 Bc5 22. Bxf6 gxf6 23. a4 Rd8 24. g3 Rdd2 25. Rb1 Ra2 26. Rb5 Ba7 27. Ra5 Bd4 28. Ra8+ Kg7 29. a5 Be5 30. a6 Ra1+ 31. Kg2 Rda2 32. Bh5 Rxa6 33. Rxa6 Rxa6 34. f4 Bb2 35. g4 Ra4 36. h3 Ba3 37. Kf3 Bd6 38. h4 h6 39. Ke3 Ra2 40. Kf3 Ra4 41. Ke3 f5 42. g5 hxg5 43. hxg5 f6 44. gxf6+ Kxf6 45. Kf3 Ke6 46. Be8 Ra3+ 47. Kg2 Ra2 48. Kf3 Ra3+ 49. Kg2 Re3 50. Bb5 Kf6 51. Kf2 Bc5 52. Kg2 Rb3 53. Ba6 Be3 54. Kf3 Ra3 55. Bc4 Bxf4+ 56. Kg2 Ke5 57. Bb5 Ke4 58. Kf2 Rf3+ 59. Kg2 Ke3 60. Ng1 Rf2+ 0-1

[Event "Wch Rapid"]
[Site "Almaty"]
[Date "2022.12.28"]
[Round "13"]
[White "Postlmayer, Jakob"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "B39"]
[WhiteElo "2182"]
[BlackElo "2404"]
[PlyCount "110"]
[EventDate "2022.12.26"]
[EventType "swiss (rapid)"]
[EventRounds "13"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. e4 Bg7 7. Be3 Ng4 8. Qxg4 Nxd4 9. Qd1 e5 10. Bd3 0-0 11. 0-0 d6 12. Nd5 Be6 13. Rc1 Rc8 14. Bxd4 exd4 15. b4 Re8 16. Qb3 h5 17. f4 Bxd5 18. exd5 Re3 19. c5 h4 20. c6 Rc7 21. b5 b6 22. Qc2 Qf6 23. a4 Bh6 24. f5 g5 25. a5 bxa5 26. Ra1 Qe5 27. f6 g4 28. Rf5 Re1+ 29. Rxe1 Qxe1+ 30. Rf1 Qe5 31. Qe2 Qxe2 32. Bxe2 Be3+ 33. Kh1 g3 34. Ra1 Bd2 35. Rd1 Bc3 36. hxg3 hxg3 37. Rd3 a4 38. Rxg3+ Kh7 39. Bd3+ Kh6 40. Kg1 a3 41. Bb1 Rc8 42. Rf3 Rb8 43. b6 axb6 44. Kf2 b5 45. Ba2 b4 46. Bb3 Ra8 47. Ba2 b3 48. Bxb3 a2 49. Bxa2 Rxa2+ 50. Kg3 Ra5 51. Rf5 Kg6 52. Kf4 d3 53. Rg5+ Kxf6 54. Rf5+ Ke7 55. Ke4 d2 0-1

[Event "Wch Rapid"]
[Site "Almaty"]
[Date "2022.12.27"]
[Round "8"]
[White "Kostenko, Petr"]
[Black "Abdilkhair, Abilmansur"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "2404"]
[BlackElo "2171"]
[PlyCount "209"]
[EventDate "2022.12.26"]
[EventType "swiss (rapid)"]
[EventRounds "13"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. Nc3 0-0 7. Re1 d5 8. cxd5 exd5 9. d4 Nbd7 10. Bf4 c6 11. Qc2 Re8 12. Rad1 Nf8 13. e4 dxe4 14. Nxe4 Nd5 15. Bc1 Bb4 16. Bd2 Bxd2 17. Qxd2 Qc7 18. Rc1 Rad8 19. b4 Ne6 20. Qb2 a6 21. a3 b5 22. Nc5 Nxc5 23. dxc5 Qc8 24. Nd4 Qd7 25. Nb3 Nf6 26. Na5 Ba8 27. Qc2 h5 28. h3 h4 29. g4 Nd5 30. Qd2 Rf8 31. Qg5 Qc7 32. Qxh4 Nf4 33. Bf1 Ne6 34. Qg3 Qe7 35. Bg2 Qf6 36. Re4 Rd2 37. Rce1 Rfd8 38. h4 R2d3 39. R4e3 Qc3 40. Rxd3 Qxe1+ 41. Bf1 Rf8 42. Qe3 Qa1 43. Rd6 Qf6 44. g5 Qf5 45. Bh3 Qb1+ 46. Kh2 Nc7 47. Bg2 Nd5 48. Qg3 Qf5 49. Nxc6 Bxc6 50. Rxc6 Nf4 51. Rxa6 Re8 52. Ra8 Rxa8 53. Bxa8 Nd3 54. Bf3 Ne5 55. Be2 Qe4 56. Bd1 Qd5 57. Bb3 Nf3+ 58. Kg2 Nxh4+ 59. Kh3 Qh1+ 60. Kg4 Ng6 61. Bc2 Nf8 62. Qf4 Qg2+ 63. Qg3 Qd5 64. Qf3 Qe6+ 65. Qf5 Qe2+ 66. Kg3 g6 67. Qe4 Qd2 68. c6 Qxg5+ 69. Kh2 Qf6 70. Kg1 Qc3 71. Bd3 Qc1+ 72. Kh2 Ne6 73. Qd5 Qf4+ 74. Kg1 Qg4+ 75. Qg2 Qd1+ 76. Bf1 Qc1 77. Qd5 Qf4 78. Bxb5 Nc7 79. Qd8+ Kg7 80. Bf1 Ne6 81. Qd3 Nd4 82. c7 Qg5+ 83. Kh1 Qh5+ 84. Bh3 Qd5+ 85. Bg2 Qh5+ 86. Kg1 Qg4 87. c8Q Qxc8 88. Qxd4+ Kh7 89. Qb2 Qg4 90. Qb3 Qf4 91. b5 Qc1+ 92. Bf1 Qg5+ 93. Qg3 Qc5 94. a4 Qb4 95. Qf3 Kg7 96. Be2 Qd4 97. Kg2 Qd8 98. Qc3+ Kh7 99. Qc5 Qa8+ 100. Bf3 Qxa4 101. b6 Qf4 102. b7 Kg7 103. Qb5 Qb8 104. Qb2+ Kh7 105. Qf6 1-0

[Event "Wch Rapid"]
[Site "Almaty"]
[Date "2022.12.27"]
[Round "7"]
[White "Kostenko, Petr"]
[Black "Hovhannisyan, Robert"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2404"]
[BlackElo "2630"]
[PlyCount "98"]
[EventDate "2022.12.26"]
[EventType "swiss (rapid)"]
[EventRounds "13"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Nbd2 0-0 7. h3 a5 8. a4 Be6 9. 0-0 h6 10. Qb3 Qd7 11. Bxe6 fxe6 12. Nc4 Nh5 13. Be3 Bxe3 14. fxe3 b6 15. Kh2 Rf7 16. g4 Raf8 17. Ncd2 Nf6 18. g5 Nh5 19. gxh6 gxh6 20. Rg1+ Kh8 21. Raf1 d5 22. Qd1 Ng7 23. Qe2 d4 24. Nc4 dxc3 25. bxc3 Kh7 26. Kh1 Qe8 27. Qg2 Re7 28. Nfxe5 Rxf1 29. Rxf1 Nxe5 30. Nxe5 Qh5 31. d4 Ne8 32. Ng4 Rf7 33. e5 Rxf1+ 34. Qxf1 Qg6 35. Qf8 h5 36. Qxe8 Qe4+ 37. Kh2 hxg4 38. Qh5+ Kg7 39. Qxg4+ Qxg4 40. hxg4 b5 41. e4 bxa4 42. d5 exd5 43. exd5 a3 44. d6 cxd6 45. exd6 Kf8 46. g5 a2 47. d7 Ke7 48. g6 a1Q 49. g7 Qa2+ 0-1

[Event "Wch Rapid"]
[Site "Almaty"]
[Date "2022.12.27"]
[Round "9"]
[White "Petrov, Nikita"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2519"]
[BlackElo "2404"]
[PlyCount "67"]
[EventDate "2022.12.26"]
[EventType "swiss (rapid)"]
[EventRounds "13"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 d6 6. Bd3 Nd7 7. Ne2 Qd8 8. 0-0 Be7 9. f4 c5 10. Nd2 a6 11. Ng3 0-0 12. Nf3 b5 13. Qe2 Qb6 14. Kh1 Re8 15. a4 bxa4 16. e5 Bb7 17. f5 exf5 18. e6 Nf8 19. exf7+ Kxf7 20. Nxf5 Bf6 21. Qf2 cxd4 22. Nxh6+ gxh6 23. Ng5+ Ke7 24. Qxf6+ Kd7 25. Qg7+ Kc6 26. cxd4 Qb4 27. Be4+ Rxe4 28. Nxe4 Ne6 29. d5+ Kb6 30. dxe6 Bxe4 31. Rad1 Re8 32. Rd4 Qb5 33. Rxd6+ Bc6 34. Rc1 1-0

[Event "Wch Rapid"]
[Site "Almaty"]
[Date "2022.12.27"]
[Round "6"]
[White "Tulendinov, Dinmukhammed"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "1986"]
[BlackElo "2404"]
[PlyCount "67"]
[EventDate "2022.12.26"]
[EventType "swiss (rapid)"]
[EventRounds "13"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Qa4+ Nbd7 6. Nc3 g6 7. Bc4 Bg7 8. d3 0-0 9. Nf3 a6 10. Qa3 b6 11. 0-0 Bb7 12. Re1 Re8 13. Be3 Rc8 14. Bb3 Bf8 15. Qb4 e6 16. Qf4 exd5 17. Bd4 Bg7 18. Rxe8+ Qxe8 19. Re1 Qd8 20. Ne5 Nc5 21. Qe3 Qd6 22. Qg3 Re8 23. Nf3 Rxe1+ 24. Nxe1 Qd8 25. h3 Ne6 26. Be5 Nh5 27. Qh2 Bh6 28. Ne2 b5 29. Nf3 Nc5 30. g4 Ng7 31. d4 Nxb3 32. axb3 Ne6 33. h4 Bf8 34. g5 0-1

[Event "Wch Rapid"]
[Site "Almaty"]
[Date "2022.12.26"]
[Round "3"]
[White "Kostenko, Petr"]
[Black "Ghaem Maghami, Ehsan"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2404"]
[BlackElo "2549"]
[PlyCount "135"]
[EventDate "2022.12.26"]
[EventType "swiss (rapid)"]
[EventRounds "13"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nf3 Bg7 5. Nc3 d6 6. d3 e6 7. Bg5 Nge7 8. Qc1 h6 9. Bd2 b6 10. 0-0 Bb7 11. a3 Qd7 12. b4 Rd8 13. Rb1 Nd4 14. Nxd4 cxd4 15. Bxb7 Qxb7 16. Na2 Rc8 17. a4 h5 18. h4 0-0 19. Qa3 Be5 20. b5 Qd7 21. Nb4 d5 22. cxd5 exd5 23. Qa2 Rfe8 24. Rfc1 Rxc1+ 25. Rxc1 Qh3 26. Be1 g5 27. Nc6 Nxc6 28. bxc6 gxh4 29. Qxd5 hxg3 30. fxg3 Qe6 31. Qxe6 fxe6 32. Kg2 Kf7 33. Kf3 Bc7 34. Ke4 Rd8 35. Bf2 Ke7 36. Bxd4 Bxg3 37. a5 Bc7 38. Rg1 Rd5 39. Rg7+ Kd6 40. axb6 Bxb6 41. Bxb6 axb6 42. d4 Kxc6 43. Re7 Kd6 44. Rb7 b5 45. e3 Rg5 46. Kf4 Rf5+ 47. Ke4 Rd5 48. Rb6+ Kd7 49. Kd3 Rg5 50. Rb7+ Kc6 51. Rh7 Kd6 52. Rh6 Ke7 53. Ke4 Kf7 54. Kf4 Rf5+ 55. Ke4 b4 56. Rh7+ Kg6 57. Rb7 h4 58. Rxb4 h3 59. Rb2 Kg5 60. Kd3 Kg4 61. e4 Rh5 62. Rb1 h2 63. Rh1 Kf3 64. e5 Kg2 65. Rxh2+ Kxh2 66. Kc4 Kg3 67. Kc5 Kf4 68. Kd6 0-1

[Event "Wch Rapid"]
[Site "Almaty"]
[Date "2022.12.26"]
[Round "4"]
[White "Kostenko, Petr"]
[Black "Sadhwani, Raunak"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2404"]
[BlackElo "2532"]
[PlyCount "84"]
[EventDate "2022.12.26"]
[EventType "swiss (rapid)"]
[EventRounds "13"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 f5 4. d4 e4 5. f3 Nf6 6. fxe4 Nxe4 7. Nxe4 fxe4 8. Bh3 d5 9. cxd5 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 0-0 12. Qa5 Qf6 13. 0-0-0 Qh6+ 14. Qd2 e3 15. Qc3 Bxh3 16. Nxh3 Qxh3 17. Qxe3 Nd7 18. Qb3 Qh6+ 19. Kb1 Qb6 20. Qc4 Kh8 21. e4 Qg6 22. Rhe1 Nf6 23. Qxc7 Nxe4 24. Ka1 Rab8 25. Rc1 h6 26. a3 Kh7 27. Re2 Rbc8 28. Qxc8 Rxc8 29. Rxc8 Qf5 30. Rc1 Qxd5 31. Rce1 Nd6 32. Rd1 Nc4 33. Kb1 Qf3 34. Rde1 Qd3+ 35. Ka2 Qxd4 36. Rc1 Qd5 37. Ka1 a5 38. Rce1 b5 39. g4 b4 40. axb4 axb4 41. Re8 b3 42. Ra8 Qxa8+ 0-1

[Event "Wch Rapid"]
[Site "Almaty"]
[Date "2022.12.26"]
[Round "1"]
[White "Sindarov, Javokhir"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2596"]
[BlackElo "2404"]
[PlyCount "85"]
[EventDate "2022.12.26"]
[EventType "swiss (rapid)"]
[EventRounds "13"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. 0-0 d6 6. a4 g6 7. a5 Bg7 8. a6 b6 9. Bb5 Bd7 10. c4 0-0 11. Nc3 Ne7 12. d4 c6 13. Ba4 Qc7 14. d5 Rfc8 15. dxc6 Bxc6 16. Bxc6 Qxc6 17. Nd2 Nd7 18. b4 Nf8 19. Qa4 h5 20. Qxc6 Rxc6 21. Rd1 Bh6 22. Nb5 Bxd2 23. Bxd2 Rxc4 24. Nxd6 Rc6 25. Bg5 Nc8 26. Nb5 f6 27. Bh6 Ne7 28. Bxf8 Kxf8 29. Rd7 Rc4 30. Rxa7 Rxa7 31. Nxa7 Rxb4 32. f3 Rb2 33. Nb5 Nc6 34. a7 Nxa7 35. Nxa7 b5 36. Ra6 Kf7 37. Rb6 b4 38. Nc6 Rb1+ 39. Kf2 b3 40. Na5 b2 41. Nc4 Rh1 42. Rxb2 Rxh2 43. Kg1 1-0

[Event "Wch Rapid"]
[Site "Almaty"]
[Date "2022.12.26"]
[Round "2"]
[White "Tari, Aryan"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2556"]
[BlackElo "2404"]
[PlyCount "120"]
[EventDate "2022.12.26"]
[EventType "swiss (rapid)"]
[EventRounds "13"]
[EventCountry "KAZ"]
[SourceTitle "CBM 212"]
[Source "ChessBase"]
[SourceDate "2023.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2023.02.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. Nc3 d6 6. a4 g6 7. a5 Bg7 8. a6 b6 9. h3 Na5 10. Ba2 c5 11. Bc4 0-0 12. 0-0 Bd7 13. Bd2 Kh7 14. Re1 Ne8 15. Bd5 Rb8 16. Ne2 Nc7 17. b4 Nc6 18. bxc5 bxc5 19. Bc4 f5 20. Nc3 Nb4 21. Nd5 fxe4 22. dxe4 Ncxd5 23. exd5 Bf5 24. Rc1 e4 25. Nh2 Qh4 26. Be3 Rb6 27. Rb1 Bc3 28. Rf1 Rfb8 29. Rb3 Be5 30. Qd2 Bc8 31. Rfb1 Bg7 32. Qe2 Qe7 33. Nf1 Qe5 34. Qd2 Bxa6 35. Bxa6 Nxa6 36. Bf4 Qe7 37. Ne3 Rxb3 38. Rxb3 Rxb3 39. cxb3 Qf6 40. Nc4 Nb4 41. Bxd6 Nd3 42. Bg3 h5 43. h4 Qa1+ 44. Kh2 Qd4 45. d6 Bf6 46. Qa2 Kh6 47. Qd2+ g5 48. Qe3 Qxe3 49. Nxe3 gxh4 50. Nf5+ Kg6 51. Nxh4+ Kf7 52. Nf5 Ke6 53. Ne3 h4 54. Nc4 hxg3+ 55. Kxg3 Ne5 56. Kf4 Nxc4 57. bxc4 a5 58. Kxe4 a4 59. Kd3 a3 60. Kc2 a2 0-1

[Event "KAZ-ch"]
[Site "Semey"]
[Date "2022.12.11"]
[Round "13"]
[White "Zhalmakhanov, Ramazan"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2396"]
[BlackElo "2374"]
[PlyCount "160"]
[EventDate "2022.12.02"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "KAZ"]
[EventCategory "7"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 Na6 8. Ne2 Nc7 9. 0-0 0-0 10. Bf4 Bg4 11. Qd2 Bxe2 12. Bxe2 a5 13. a4 Bxf4 14. Qxf4 Ne6 15. Qd2 Qd6 16. Rad1 Rad8 17. Qc2 g6 18. Qb3 Qc7 19. Rfe1 f5 20. Bc4 Ng5 21. Re5 Ne4 22. Bd3 Nf6 23. h3 Rfe8 24. Rde1 b6 25. Qc4 Kg7 26. Bc2 Qd7 27. Rxe8 Rxe8 28. Rxe8 Qxe8 29. Kf1 h5 30. Qe2 Qb8 31. Qe5 Qxe5 32. dxe5 Nd7 33. f4 h4 34. b4 c5 35. Ke2 cxb4 36. cxb4 axb4 37. Kd3 Nc5+ 38. Kc4 Ne6 39. Kxb4 Nxf4 40. Kb5 Nxg2 41. Kxb6 Ne3 42. Bd3 g5 43. a5 g4 44. hxg4 fxg4 45. a6 g3 46. a7 g2 47. a8Q g1Q 48. Qe4 Qg6+ 49. Kc5 Qxe4 50. Bxe4 h3 51. Kd6 h2 52. e6 Nf5+ 53. Kd7 Kf6 54. exf7 Kxf7 55. Kc6 Ke6 56. Kc5 Ke5 57. Bh1 Kf4 58. Kd5 Ng3 59. Bg2 Ne2 60. Bh1 Ke3 61. Ke5 Kf2 62. Ba8 Kg3 63. Bh1 Nf4 64. Ke4 Ng2 65. Kd3 Kf2 66. Kd2 Ne1 67. Kd1 Nf3 68. Kc2 Ke2 69. Kc3 Ne1 70. Kd4 Kf2 71. Ke4 Nc2 72. Kf4 Nd4 73. Kg4 Ne2 74. Kh3 Kg1 75. Ba8 Nf4+ 76. Kg3 Nd3 77. Kh3 Ne1 78. Kg3 Nf3 79. Bxf3 h1Q 80. Bxh1 Kxh1 1/2-1/2

[Event "KAZ-ch"]
[Site "Semey"]
[Date "2022.12.10"]
[Round "12"]
[White "Kostenko, Petr"]
[Black "Agmanov, Zhandos"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2374"]
[BlackElo "2442"]
[PlyCount "138"]
[EventDate "2022.12.02"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "KAZ"]
[EventCategory "7"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Nf6 3. b3 e6 4. Bb2 c5 5. c4 Nc6 6. cxd5 exd5 7. d4 cxd4 8. Nxd4 Bb4+ 9. Bc3 a5 10. a3 Bc5 11. Be2 0-0 12. 0-0 Qe7 13. Ra2 Ne4 14. Ba1 Bd7 15. Nb5 Be6 16. N1c3 Nxc3 17. Bxc3 a4 18. b4 d4 19. exd4 Bb3 20. Qd2 Bb6 21. Raa1 Rfd8 22. Rfe1 Qd7 23. Bf1 Qf5 24. Re3 Rd5 25. Rae1 Rf8 26. Rh3 Qd7 27. Bd3 f5 28. Rhe3 Bd8 29. Qe2 Bg5 30. Re8 Rxe8 31. Qxe8+ Qxe8 32. Rxe8+ Kf7 33. Rc8 Bd8 34. Kf1 Bb6 35. Nc7 Rd7 36. Nb5 Rd5 37. g3 g6 38. h4 h5 39. Ke2 Bd8 40. Kd2 Ke7 41. Bb2 Kd7 42. Ra8 Ke7 43. f4 Kd7 44. Nc3 Rd6 45. Nxa4 b6 46. Ra6 Bxa4 47. Rxa4 Nxd4 48. Ra7+ Bc7 49. Ke3 Nc6 50. Ra8 Re6+ 51. Kf3 Rd6 52. Bb5 Rd5 53. a4 Rd2 54. Be5 Bxe5 55. fxe5 Rc2 56. Ra6 Kc7 57. Bxc6 Rxc6 58. a5 Rc3+ 59. Kf4 bxa5 60. bxa5 Rc4+ 61. Kg5 Rg4+ 62. Kf6 f4 63. gxf4 Rxf4+ 64. Kxg6 Rxh4 65. Ra7+ Kd8 66. a6 Ra4 67. Ra8+ Kc7 68. e6 Re4 69. e7 Rd4 1-0

[Event "KAZ-ch"]
[Site "Semey"]
[Date "2022.12.09"]
[Round "10"]
[White "Kostenko, Petr"]
[Black "Sapenov, Daniyal"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2374"]
[BlackElo "2324"]
[PlyCount "16"]
[EventDate "2022.12.02"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "KAZ"]
[EventCategory "7"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 1/2-1/2

[Event "KAZ-ch"]
[Site "Semey"]
[Date "2022.12.09"]
[Round "11"]
[White "Utegaliev, Azamat"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2473"]
[BlackElo "2374"]
[PlyCount "119"]
[EventDate "2022.12.02"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "KAZ"]
[EventCategory "7"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 dxc4 5. Qa4+ Nbd7 6. Qxc4 c5 7. Nc3 a6 8. dxc5 Bxc5 9. Ne4 b5 10. Qb3 Bb7 11. Nxc5 Nxc5 12. Qa3 Rc8 13. Rd1 Qb6 14. Bxf6 gxf6 15. Qb4 Na4 16. e3 Qc5 17. Qxc5 Rxc5 18. b3 Nc3 19. Rc1 b4 20. Nd2 Ke7 21. f3 Rhc8 22. Rc2 f5 23. Nc4 a5 24. a3 Nd5 25. axb4 Nxb4 26. Rb2 Ba6 27. Be2 a4 28. Kf2 axb3 29. Rxb3 Bxc4 30. Rxb4 Bxe2 31. Kxe2 Rc2+ 32. Kd3 e5 33. Rb3 Rxg2 34. Ra1 Rd8+ 35. Kc3 Re2 36. Rb7+ Rd7 37. Rxd7+ Kxd7 38. Ra7+ Ke6 39. Ra6+ Ke7 40. Ra7+ Kf6 41. Ra6+ Kg7 42. Kd3 Rxh2 43. Ra5 f6 44. f4 e4+ 45. Kc4 Kg6 46. Ra1 h5 47. Kd5 h4 48. Ke6 h3 49. Ra8 Rg2 50. Rh8 h2 51. Rh3 Re2 52. Rh4 Rxe3 53. Rxh2 Rg3 54. Rh8 Rg4 55. Rg8+ Kh6 56. Rf8 Rxf4 57. Kxf6 Kh5 58. Rg8 Rf1 59. Ke5 e3 60. Kd4 0-1

[Event "KAZ-ch"]
[Site "Semey"]
[Date "2022.12.08"]
[Round "9"]
[White "Abdilkhair, Abilmansur"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "C12"]
[WhiteElo "2278"]
[BlackElo "2374"]
[PlyCount "103"]
[EventDate "2022.12.02"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "KAZ"]
[EventCategory "7"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Be3 Ne4 7. Qg4 g6 8. Bd3 Nxc3 9. Bd2 h5 10. Qf4 g5 11. Qe3 c5 12. bxc3 cxd4 13. cxd4 Bxd2+ 14. Qxd2 Nc6 15. Ne2 f6 16. 0-0 f5 17. c4 dxc4 18. Bxc4 Nxe5 19. Bb3 0-0 20. f4 Nf7 21. fxg5 Nxg5 22. Nf4 a5 23. Rae1 Ra6 24. d5 a4 25. Bc4 b5 26. Bxb5 Qb6+ 27. Kh1 Qxb5 28. Ng6 Nf7 29. Qc3 Bb7 30. Qg3 Bxd5 31. Rb1 Qc5 32. Rfc1 Rb6 33. Nxf8+ Kxf8 34. Qb8+ Rxb8 35. Rxb8+ Kg7 36. Rxc5 Bxa2 37. Rc7 Bd5 38. Ra7 f4 39. Rxa4 f3 40. gxf3 Ng5 41. Kg2 Nxf3 42. Ra7+ Kh6 43. Rh8+ Kg5 44. Rg8+ Kh4 45. Ra4+ Nd4+ 46. Kf2 e5 47. Rg3 Bc6 48. Rc4 Bd7 49. Re3 Bg4 50. Rxe5 Nf3 51. Re3 Nxh2 52. Kg2 1-0

[Event "KAZ-ch"]
[Site "Semey"]
[Date "2022.12.07"]
[Round "8"]
[White "Kostenko, Petr"]
[Black "Kazakov, Konstantin"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "2374"]
[BlackElo "2385"]
[PlyCount "84"]
[EventDate "2022.12.02"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "KAZ"]
[EventCategory "7"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Nc6 7. f3 h5 8. Qd2 Nxd4 9. Bxd4 Bh6 10. Qf2 0-0 11. Bxa7 Qa5 12. Bd4 e5 13. Be3 Bxe3 14. Qxe3 d5 15. Qd2 Qb6 16. exd5 Qxb2 17. Rb1 Qa3 18. Bd3 Qc5 19. Rb5 Qd4 20. Ne2 Qa1+ 21. Nc1 Rxa2 22. 0-0 Qd4+ 23. Qf2 Ra4 24. Nb3 Qf4 25. Re1 Re8 26. g3 Qg5 27. Nc5 Rd4 28. c4 h4 29. Bf1 hxg3 30. Qxg3 Qh5 31. Nb3 Rf4 32. Nd2 Rf5 33. Kh1 Kg7 34. d6 Rg5 35. Qf2 Bd7 36. Rxb7 Bc6 37. Rc7 Ng4 38. Qe2 Qh4 39. Kg1 Ne3+ 40. Kh1 Nf5 41. Ne4 Bxe4 42. Qxe4 Ng3+ 0-1

[Event "KAZ-ch"]
[Site "Semey"]
[Date "2022.12.06"]
[Round "7"]
[White "Ansat, Aldiyar"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2277"]
[BlackElo "2374"]
[PlyCount "265"]
[EventDate "2022.12.02"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "KAZ"]
[EventCategory "7"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Bd3 0-0 8. 0-0 Bg4 9. h3 Bh5 10. Bf5 Na6 11. c3 Bc7 12. Qd3 Kh8 13. Re1 g6 14. Bg4 Bxg4 15. hxg4 Nc5 16. Qe3 Ne6 17. Qh6 Re8 18. g5 f5 19. Bd2 Bd6 20. Ne5 Kg8 21. Rad1 Bf8 22. Qh4 Bg7 23. Bc1 Qc7 24. Rd3 Rad8 25. Rh3 Nf8 26. Rhe3 c5 27. Nf3 Re6 28. dxc5 Qxc5 29. Qf4 a6 30. a4 Qc6 31. Qb4 Qd7 32. a5 Rde8 33. Qb3 Qc7 34. Qa4 Qc8 35. Rd1 Rd8 36. Red3 Rxd3 37. Rxd3 Re4 38. Qb3 Ne6 39. Be3 Bf8 40. Qd5 Ra4 41. b4 Ra1+ 42. Kh2 Qc7+ 43. Ne5 Re1 44. f4 Bg7 45. g3 Re2+ 46. Kg1 Rc2 47. Bb6 Qc8 48. Qd7 Qxd7 49. Rxd7 Rxc3 50. Rxb7 Bxe5 51. fxe5 Rxg3+ 52. Kf2 Rb3 53. Ra7 Rxb4 54. Rxa6 Nxg5 55. Bd8 Ne4+ 56. Ke2 Kg7 57. Ra7 Rb2+ 58. Ke3 Rb3+ 59. Kd4 Rb8 60. Bc7 Re8 61. a6 Ng5 62. Ke3 Ne6 63. Bb6 Rc8 64. Rb7 f4+ 65. Ke4 Rc4+ 66. Kd3 Ra4 67. a7 f3 68. Ke3 Ra3+ 69. Ke4 Ng5+ 70. Kd5 Nh3 71. e6 Nf4+ 72. Kc6 Nxe6 73. Rb8 g5 74. a8Q Rxa8 75. Rxa8 g4 76. Bf2 f5 77. Kd6 Ng5 78. Bd4+ Kg6 79. Ke5 Nh3 80. Rg8+ Kh5 81. Kxf5 f2 82. Bxf2 Nxf2 83. Rh8 h6 84. Kf4 Nd3+ 85. Kg3 Ne5 86. Rg8 Ng6 87. Ra8 Ne7 88. Ra5+ Kg6 89. Kxg4 Ng8 90. Ra6+ Kg7 91. Rb6 Kf7 92. Kh5 Kg7 93. Rb7+ Kf6 94. Ra7 Kf5 95. Ra8 Nf6+ 96. Kxh6 Nd7 97. Kg7 Ke5 98. Kf7 Nb6 99. Rh8 Nd5 100. Re8+ Kd6 101. Re6+ Kc5 102. Rh6 Kd4 103. Ke6 Nf4+ 104. Kf5 Nd3 105. Rh8 Nc5 106. Rd8+ Ke3 107. Ke5 Nd3+ 108. Kd5 Nf4+ 109. Kc4 Ke4 110. Re8+ Kf5 111. Re1 Ng2 112. Re8 Nf4 113. Re7 Ng6 114. Re1 Nf4 115. Kd4 Ne6+ 116. Kd5 Nf4+ 117. Kd6 Ng2 118. Re5+ Kf4 119. Re8 Ne3 120. Kc5 Nf5 121. Re6 Ng7 122. Re1 Nf5 123. Kc4 Ng3 124. Kd5 Kf3 125. Re8 Ne2 126. Kc4 Nf4 127. Re5 Ng6 128. Re1 Nf4 129. Kd4 Ne2+ 130. Ke5 Ke3 131. Rh1 Kd3 132. Rh3+ Kc4 133. Re3 1/2-1/2

[Event "KAZ-ch"]
[Site "Semey"]
[Date "2022.12.06"]
[Round "6"]
[White "Kostenko, Petr"]
[Black "Urazayev, Arystanbek"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2374"]
[BlackElo "2458"]
[PlyCount "104"]
[EventDate "2022.12.02"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "KAZ"]
[EventCategory "7"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b4 Bg7 4. Bb2 0-0 5. e3 d6 6. d4 Nbd7 7. Nc3 e5 8. Be2 Re8 9. 0-0 e4 10. Nd2 Nf8 11. Qc2 Bf5 12. d5 h5 13. Nb3 h4 14. Nd4 Bd7 15. h3 N8h7 16. Rfc1 Ng5 17. Bf1 Nh5 18. Nce2 Be5 19. Kh1 Qf6 20. Ng1 a5 21. a3 c5 22. dxc6 bxc6 23. Rcb1 axb4 24. axb4 Rxa1 25. Bxa1 Ra8 26. c5 dxc5 27. bxc5 Bg3 28. f4 Bxf4 29. exf4 Ng3+ 30. Kh2 Qxf4 31. Nge2 Nxe2+ 32. Kh1 Ng3+ 33. Kg1 e3 34. Qb2 Qf6 35. Bc4 N3e4 36. Rf1 Nf2 37. Ne2 Qxb2 38. Bxb2 Be6 39. Rc1 Ra4 40. Bxe6 Nxe6 41. Bf6 g5 42. Nc3 Rf4 43. Be5 Rc4 44. Rb1 Rxc5 45. Bf6 Rf5 46. Be7 Nd3 47. Rd1 Nef4 48. Kh2 Re5 49. Bf6 e2 50. Nxe2 Rxe2 51. Rg1 Ne1 52. Kh1 Nh5 0-1

[Event "KAZ-ch"]
[Site "Semey"]
[Date "2022.12.05"]
[Round "5"]
[White "Kostenko, Petr"]
[Black "Makhnev, Denis"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2374"]
[BlackElo "2481"]
[PlyCount "146"]
[EventDate "2022.12.02"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "KAZ"]
[EventCategory "7"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 d4 5. e3 c5 6. Ba3 Bd6 7. Bg2 Nc6 8. exd4 cxd4 9. 0-0 0-0 10. d3 e5 11. Bxd6 Qxd6 12. a3 a5 13. Nbd2 h6 14. Re1 Bf5 15. Qe2 Rae8 16. Nh4 Bh7 17. Bh3 g6 18. Qf3 Kg7 19. c5 Qd5 20. Qxd5 Nxd5 21. Nc4 f6 22. Nd6 Rb8 23. Bg2 Nde7 24. Nf3 g5 25. b4 axb4 26. axb4 g4 27. Nh4 Nxb4 28. Reb1 Nxd3 29. Rxb7 Rxb7 30. Nxb7 Nb4 31. Nd6 Rd8 32. Ra7 Kf8 33. Kf1 Nd3 34. Nb7 Rc8 35. Ra6 Kg7 36. Nd6 Rb8 37. Be4 Nxc5 38. Ra7 Bxe4 39. Rxe7+ Kg8 40. Re8+ Rxe8 41. Nxe8 Bd3+ 42. Ke1 Kf7 43. Nd6+ Ke6 44. Ne8 f5 45. Ng7+ Kf6 46. Ne8+ Kf7 47. Nd6+ Ke6 48. Ne8 Be4 49. Ng7+ Kf6 50. Ne8+ Kf7 51. Nd6+ Ke6 52. Ne8 f4 53. Ng7+ Kf6 54. Nh5+ Kg5 55. Ng7 f3 56. Ne8 Bh7 57. h3 h5 58. Nd6 Kf6 59. Ne8+ Kf7 60. Nd6+ Ke7 61. Ndf5+ Kf6 62. hxg4 hxg4 63. Nh6 Nd3+ 64. Kf1 Kg5 65. Nf7+ Kh5 66. Nd6 Nc5 67. Ke1 Bg6 68. Kf1 Kg5 69. Ke1 Kf6 70. Nc4 Bh7 71. Nd6 Nd3+ 72. Kf1 e4 73. Nb5 Ke5 0-1

[Event "KAZ-ch"]
[Site "Semey"]
[Date "2022.12.04"]
[Round "3"]
[White "Kostenko, Petr"]
[Black "Kazhgaleyev, Murtas"]
[Result "0-1"]
[ECO "C90"]
[WhiteElo "2374"]
[BlackElo "2507"]
[PlyCount "66"]
[EventDate "2022.12.02"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "KAZ"]
[EventCategory "7"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. d4 cxd4 11. cxd4 Bg4 12. Nbd2 Nc6 13. h3 Bh5 14. g4 Nxg4 15. hxg4 Bxg4 16. Nb3 0-0 17. a4 Rc8 18. Bd3 Nb4 19. axb5 f5 20. exf5 Qe8 21. Be2 Bxf5 22. Ra4 Qg6+ 23. Kh1 Be4 24. Nbd2 Bc2 25. Rxb4 Bxd1 26. Bxd1 d5 27. Rb3 Rxc1 28. dxe5 axb5 29. Rxb5 Qh5+ 30. Kg2 Qg4+ 31. Kf1 Rxd1 32. Rxd1 Rxf3 33. Nxf3 Qc4+ 0-1

[Event "KAZ-ch"]
[Site "Semey"]
[Date "2022.12.04"]
[Round "4"]
[White "Nogerbek, Kazybek"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2468"]
[BlackElo "2374"]
[PlyCount "50"]
[EventDate "2022.12.02"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "KAZ"]
[EventCategory "7"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 c5 4. g3 b6 5. Bg2 Bb7 6. 0-0 Be7 7. d4 cxd4 8. Qxd4 Nc6 9. Qf4 0-0 10. Rd1 d6 11. b3 Qb8 12. Ba3 d5 13. Qxb8 Raxb8 14. Bxe7 Nxe7 15. Ne5 dxc4 16. Bxb7 Rxb7 17. Nxc4 Ned5 18. Nxd5 Nxd5 19. Rac1 Rc7 20. e4 Nf6 21. Nd6 Rd7 22. Nb5 Rxd1+ 23. Rxd1 Nxe4 24. Nxa7 g5 25. Rc1 Nc5 1/2-1/2

[Event "KAZ-ch"]
[Site "Semey"]
[Date "2022.12.03"]
[Round "2"]
[White "Aitbayev, Aslan"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2421"]
[BlackElo "2374"]
[PlyCount "129"]
[EventDate "2022.12.02"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "KAZ"]
[EventCategory "7"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 e5 6. Na3 Nge7 7. d4 cxd4 8. cxd4 exd4 9. Bf4 d5 10. Nxd4 0-0 11. Bxc6 bxc6 12. Bg5 f6 13. Bf4 dxe4 14. Qb3+ Kh8 15. Rfd1 Qd5 16. Nc4 g5 17. Bd6 Ba6 18. Bxe7 Bxc4 19. Qa4 Rfe8 20. Rac1 Bd3 21. Nxc6 Qd7 22. Ba3 f5 23. Qa5 Qf7 24. Nb4 Bc4 25. Nd5 Rac8 26. Ne3 Be6 27. Rxc8 Bxc8 28. Rd8 Rxd8 29. Qxd8+ Qg8 30. Qxg5 Qxa2 31. g3 h6 32. Qd8+ Qg8 33. Qc7 a6 34. Bb4 Bxb2 35. Bc3+ Bxc3 36. Qxc3+ Kh7 37. Qc7+ Kh8 38. Ng2 Qe8 39. Nf4 Bd7 40. Qb6 Bc6 41. Qxa6 e3 42. Qa1+ Kg8 43. Qa2+ Kh8 44. Qb2+ Kh7 45. Qc2 exf2+ 46. Kxf2 Qd7 47. Qc5 Qd2+ 48. Ne2 Be4 49. Qc7+ Kg6 50. Qb6+ Kh5 51. Qf6 Bd3 52. Qf7+ Kg5 53. Qg7+ Kh5 54. Qf7+ Kg5 55. Qe7+ Kg6 56. Qd6+ Kf7 57. Qc7+ Kg6 58. Qc6+ Kf7 59. Qd7+ Kf6 60. Qd8+ Kf7 61. Qc7+ Kg6 62. Qc6+ Kf7 63. Qd7+ Kf6 64. Qd6+ Kf7 65. Qd7+ 1/2-1/2

[Event "KAZ-ch"]
[Site "Semey"]
[Date "2022.12.02"]
[Round "1"]
[White "Kostenko, Petr"]
[Black "Suleymenov, Alisher"]
[Result "1-0"]
[ECO "D80"]
[WhiteElo "2374"]
[BlackElo "2491"]
[PlyCount "133"]
[EventDate "2022.12.02"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "KAZ"]
[EventCategory "7"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Qb3 e6 6. Qa3 a5 7. Nf3 Nc6 8. Be2 Nb4 9. Qa4+ Bd7 10. Qd1 0-0 11. a3 Nc6 12. 0-0 a4 13. Bd2 Na5 14. cxd5 Nb3 15. dxe6 Bxe6 16. Rb1 Bf5 17. Nxa4 Nxd2 18. Nxd2 Bxb1 19. Nxb1 Nd7 20. b4 Kh8 21. Qc2 f5 22. Rd1 c6 23. g3 Qe7 24. Nb2 Nb6 25. Nd3 Nd5 26. Bf3 g5 27. b5 Rac8 28. Qc5 Qe6 29. bxc6 bxc6 30. Re1 Nf6 31. Nd2 Nd7 32. Qc2 Qg6 33. a4 Nb6 34. Nc5 Qe8 35. a5 Nd5 36. Ndb3 f4 37. Bg4 fxe3 38. fxe3 Nxe3 39. Qd2 Nxg4 40. Rxe8 Rcxe8 41. Nd3 Rb8 42. Ndc5 Rbe8 43. Nd3 Ne3 44. Nf2 Nd5 45. a6 Rb8 46. Nc5 Rb4 47. Ne6 Rb1+ 48. Kg2 Rf7 49. Ng4 h6 50. Qc2 Rb6 51. Qg6 Re7 52. Nxg7 Rxg7 53. Qxh6+ Kg8 54. Qe6+ Kh8 55. a7 Rb2+ 56. Kf3 Rxa7 57. Qxc6 Rb3+ 58. Ke4 Nc3+ 59. Kf5 Rf7+ 60. Ke6 Kg7 61. Qc5 Rb8 62. Qxg5+ Kf8 63. Qh6+ Kg8 64. Qg6+ Rg7 65. Nf6+ Kf8 66. Nd7+ Kg8 67. Qxg7+ 1-0

[Event "Cheliabinsk Panchenko Memorial op-A"]
[Site "Cheliabinsk"]
[Date "2022.09.21"]
[Round "10"]
[White "Khudyakov, Stanislav"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2239"]
[BlackElo "2382"]
[PlyCount "45"]
[EventDate "2022.09.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 a6 4. Nc3 d5 5. cxd5 exd5 6. Bg5 Be6 7. e3 Nbd7 8. Bd3 h6 9. Bh4 g5 10. Bg3 Nh5 11. Be5 Ng7 12. Bg3 Nh5 13. Be5 Ng7 14. Bg3 Nh5 15. Qb3 Nxg3 16. hxg3 c5 17. Qc2 Rc8 18. dxc5 Nxc5 19. Nd4 Bg7 20. 0-0 0-0 21. Rfe1 Qb6 22. Bh7+ Kh8 23. Rad1 1/2-1/2

[Event "Cheliabinsk Panchenko Memorial op-A"]
[Site "Cheliabinsk"]
[Date "2022.09.20"]
[Round "9"]
[White "Kostenko, Petr"]
[Black "Dovbnia, Nikita"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2382"]
[BlackElo "2097"]
[PlyCount "92"]
[EventDate "2022.09.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 Nf6 6. d4 d5 7. Bg5 Be7 8. Bd3 0-0 9. 0-0 Bg4 10. Nbd2 Nbd7 11. c3 c6 12. Qc2 h6 13. Bh4 Bxf3 14. Nxf3 Bd6 15. Rfe1 Qc7 16. c4 dxc4 17. Bxc4 Rae8 18. Qf5 Bb4 19. Re3 b5 20. Bb3 Rxe3 21. fxe3 Re8 22. Ne5 Nxe5 23. Bxf6 Qd7 24. Rf1 Qxf5 25. Rxf5 Nc4 26. Be5 Bd2 27. e4 Be3+ 28. Kf1 Nxe5 29. Rxe5 Rxe5 30. dxe5 Kf8 31. e6 f6 32. Bd1 Ke7 33. Bg4 Bd4 34. b3 g6 35. Ke2 h5 36. Bh3 Bg1 37. g3 Kd6 38. Kf3 Bd4 39. g4 h4 40. g5 fxg5 41. Bg4 a6 42. h3 Bf6 43. Ke3 a5 44. Kd3 Bg7 45. a4 Bf6 46. Ke3 Be7 1/2-1/2

[Event "Cheliabinsk Panchenko Memorial op-A"]
[Site "Cheliabinsk"]
[Date "2022.09.19"]
[Round "8"]
[White "Vozmilov, Lev"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2104"]
[BlackElo "2382"]
[PlyCount "76"]
[EventDate "2022.09.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 Na6 8. Ne2 Nc7 9. Bf4 0-0 10. 0-0 Re8 11. Qd2 a5 12. Ng3 g6 13. Bxd6 Qxd6 14. Nh5 Bg4 15. Nf4 Kg7 16. h3 Ne6 17. Nxe6+ Bxe6 18. Rfd1 b5 19. Qc2 a4 20. c4 bxc4 21. Bxc4 Rab8 22. b3 Qa3 23. Qc1 Qxc1 24. Raxc1 Bxc4 25. Rxc4 axb3 26. axb3 Rxb3 27. Rxc6 Re2 28. d5 Rbb2 29. d6 Rxf2 30. Rcc1 Rxg2+ 31. Kh1 Rh2+ 32. Kg1 Rbg2+ 33. Kf1 Rd2 34. Kg1 Kf8 35. Rc8+ Kg7 36. Rcc1 g5 37. d7 g4 38. hxg4 Rhg2+ 1/2-1/2

[Event "Cheliabinsk Panchenko Memorial op-A"]
[Site "Cheliabinsk"]
[Date "2022.09.18"]
[Round "7"]
[White "Kostenko, Petr"]
[Black "Paravyan, David"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2382"]
[BlackElo "2592"]
[PlyCount "91"]
[EventDate "2022.09.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Bd3 d5 6. Qe2 f5 7. 0-0 Bd6 8. c4 0-0 9. cxd5 Re8 10. Bb5 Bd7 11. Qc4 Bxh2+ 12. Kxh2 Nd6 13. Qb3 Bxb5 14. d3 Na6 15. Rd1 b6 16. Be3 f4 17. Bxf4 Nc5 18. Qc2 Qf6 19. Bxd6 Qxd6+ 20. Kg1 Qg6 21. Nc3 Bxd3 22. Qd2 a5 23. Re1 Ba6 24. Ne5 Qf6 25. f4 Rad8 26. Rad1 h6 27. a3 a4 28. Qf2 Rf8 29. Rd4 Bb7 30. Red1 Rde8 31. Qg3 Qf5 32. Nb5 Ne4 33. Qe3 Nd6 34. Nxc7 Re7 35. Ne6 Rc8 36. g4 Qc2 37. R4d2 Nc4 38. Rxc2 Nxe3 39. Rxc8+ Bxc8 40. Rd3 Nxd5 41. Rxd5 Bxe6 42. Rd1 Kh7 43. Rd8 Bb3 44. Kf2 g5 45. Kg3 Re6 46. Rd7+ 1/2-1/2

[Event "Cheliabinsk Panchenko Memorial op-A"]
[Site "Cheliabinsk"]
[Date "2022.09.17"]
[Round "6"]
[White "Bazyrtsyrenov, Kirill"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2275"]
[BlackElo "2382"]
[PlyCount "80"]
[EventDate "2022.09.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. c4 e6 6. Nc3 Bb4 7. cxd5 cxd5 8. a3 Bxc3+ 9. bxc3 Nd7 10. Bd3 Ne7 11. Ne2 Rc8 12. Bg5 f6 13. exf6 gxf6 14. Be3 Kf7 15. Ng3 Bxd3 16. Qxd3 Nb6 17. 0-0 Qg8 18. Rfe1 Qg4 19. Bd2 Nc4 20. Re2 Rc6 21. Rae1 Ng6 22. Qb1 Rb6 23. Qd1 Re8 24. Qc2 Rb2 25. Qd3 Re7 26. Bc1 Rxe2 27. Rxe2 Ke8 28. Qf3 Qxf3 29. gxf3 Nxh4 30. Nxh5 Kf7 31. Kh2 Re8 32. f4 Nd6 33. Ng3 Rc8 34. f5 Nhxf5 35. Nxf5 Nxf5 36. Rb2 b6 37. Rb3 Nxd4 38. cxd4 Rxc1 39. Rh3 a5 40. Rb3 Rd1 0-1

[Event "Cheliabinsk Panchenko Memorial op-A"]
[Site "Cheliabinsk"]
[Date "2022.09.16"]
[Round "5"]
[White "Kostenko, Petr"]
[Black "Sharikov, Alexander"]
[Result "1/2-1/2"]
[ECO "D55"]
[WhiteElo "2382"]
[BlackElo "2095"]
[PlyCount "120"]
[EventDate "2022.09.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 h6 7. Bxf6 Bxf6 8. Qc2 dxc4 9. Bxc4 c5 10. dxc5 Qa5 11. Rc1 Qxc5 12. Bd3 Nc6 13. a3 Bd7 14. Ne4 Qe7 15. 0-0 Ne5 16. Nxf6+ Qxf6 17. Bh7+ Kh8 18. Be4 Rac8 19. Qb3 Nxf3+ 20. Bxf3 b6 21. Bb7 Rxc1 22. Rxc1 Qe5 23. Ba6 Kg8 24. h3 Qa5 25. Qd3 Ba4 26. b4 Qg5 27. Qe4 Qe7 28. Bd3 g6 29. Qf4 Rd8 30. Be2 Kg7 31. b5 Bb3 32. Qc7 Qxc7 33. Rxc7 Rd2 34. Bf3 Ba4 35. Bc6 Rb2 36. Be8 Bxb5 37. Bxf7 Kf6 38. Rxa7 Rd2 39. Bg8 Rd7 40. Ra8 Re7 41. Rb8 Kg7 42. Rxb6 Bd7 43. Bxe6 Bxe6 44. a4 Kf7 45. a5 Ra7 46. Rb5 Ke7 47. e4 Bd7 48. Re5+ Kd6 49. f4 Rb7 50. Rd5+ Ke7 51. f5 gxf5 52. exf5 Rb2 53. f6+ Ke6 54. f7 Rb8 55. Rh5 Kxf7 56. Rxh6 Rb2 57. g4 Ra2 58. Rh5 Bc6 59. Rc5 Be4 60. Re5 Bc6 1/2-1/2

[Event "Cheliabinsk Panchenko Memorial op-A"]
[Site "Cheliabinsk"]
[Date "2022.09.15"]
[Round "4"]
[White "Lazavik, Denis"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "E48"]
[WhiteElo "2523"]
[BlackElo "2382"]
[PlyCount "83"]
[EventDate "2022.09.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. cxd5 exd5 7. a3 Bd6 8. Qc2 c6 9. Nge2 Re8 10. Bd2 Nbd7 11. f3 c5 12. h4 h5 13. 0-0-0 a6 14. g4 hxg4 15. fxg4 Nxg4 16. Nxd5 b5 17. Rhg1 Nb6 18. Ba5 Nxd5 19. Bxd8 Ngxe3 20. Qb1 Rxd8 21. Bh7+ Kh8 22. Rd3 Re8 23. dxc5 Bxc5 24. Rg5 Be6 25. Rh5 Bg4 26. Rdxd5 Nxd5 27. Bg8+ Kxg8 28. Qh7+ Kf8 29. Rxd5 Rac8 30. Nc3 f6 31. Qd3 Kg8 32. h5 Be3+ 33. Kb1 Bh6 34. Ne4 Rc1+ 35. Ka2 Rd1 36. Nxf6+ Kf8 37. Qg6 Ree1 38. Qxg4 Ra1+ 39. Kb3 gxf6 40. Rd8+ Re8 41. Rxe8+ Kxe8 42. Qg6+ 1-0

[Event "Cheliabinsk Panchenko Memorial op-A"]
[Site "Cheliabinsk"]
[Date "2022.09.14"]
[Round "3"]
[White "Kostenko, Petr"]
[Black "Zvjaginsev, Vadim"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2382"]
[BlackElo "2608"]
[PlyCount "22"]
[EventDate "2022.09.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 e5 6. Bxc6 dxc6 7. d3 Bg4 8. a3 Nf6 9. b4 c4 10. Bb2 cxd3 11. cxd3 Nd7 1/2-1/2

[Event "Cheliabinsk Panchenko Memorial op-A"]
[Site "Cheliabinsk"]
[Date "2022.09.13"]
[Round "2"]
[White "Gusarov, Aleksey"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2091"]
[BlackElo "2382"]
[PlyCount "92"]
[EventDate "2022.09.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Bxd2+ 6. Qxd2 Nc6 7. b3 d5 8. Bg2 0-0 9. 0-0 Rd8 10. Rc1 Bd7 11. Qf4 Be8 12. Nbd2 Qd6 13. c5 Qxf4 14. gxf4 a5 15. a3 Ne4 16. e3 Nxd2 17. Nxd2 f6 18. Rd1 h6 19. Nb1 g5 20. fxg5 hxg5 21. Nc3 Bg6 22. e4 Bxe4 23. Bxe4 dxe4 24. d5 exd5 25. Nxd5 Kf7 26. Nxc7 Rxd1+ 27. Rxd1 Rh8 28. Rd7+ Kg6 29. Nd5 Ne5 30. Ne7+ Kf7 31. Rxb7 Ke6 32. Kg2 Nf3 33. h3 Rd8 34. Kg3 f5 35. h4 Nxh4 36. c6 Rd3+ 37. f3 Rxf3+ 38. Kh2 Rf2+ 39. Kh3 Nf3 40. Kg3 Rh2 41. Nxf5 Kxf5 42. c7 Rc2 43. b4 axb4 44. axb4 Ne1 45. Rb5+ Kg6 46. c8Q Rxc8 0-1

[Event "Cheliabinsk Panchenko Memorial op-A"]
[Site "Cheliabinsk"]
[Date "2022.09.12"]
[Round "1"]
[White "Kostenko, Petr"]
[Black "Manukyan, Sargis A"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2382"]
[BlackElo "2083"]
[PlyCount "82"]
[EventDate "2022.09.12"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "RUS"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 Nc6 6. c3 Nf6 7. Re1 e6 8. d4 cxd4 9. cxd4 d5 10. e5 Ne4 11. Nbd2 Nxd2 12. Bxd2 Be7 13. Re3 Rc8 14. Rd3 0-0 15. Ng5 h6 16. Nh3 f5 17. Nf4 Rfe8 18. Nh5 g5 19. f4 g4 20. h3 Kf7 21. hxg4 Rg8 22. gxf5 exf5 23. Bc3 Rg4 24. Rh3 Rcg8 25. Qf3 Rxg2+ 26. Qxg2 Rxg2+ 27. Kxg2 Nd8 28. Ng3 Ne6 29. Kf3 Nxf4 30. Rxh6 Ng6 31. Nh5 Qe6 32. Rh7+ Kf8 33. Rh1 f4 34. Ng7 Qa6 35. Kg4 Qe2+ 36. Kf5 Qd3+ 37. Ke6 Kg8 38. Ne8 Qa6+ 39. Kf5 Qd3+ 40. Ke6 Qa6+ 41. Kf5 Qd3+ 1/2-1/2

[Event "Cheliabinsk Kurnosov Memorial rapid-A"]
[Site "Cheliabinsk"]
[Date "2022.09.10"]
[Round "4"]
[White "Bocharov, Dmitry"]
[Black "Kostenko, Petr"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2521"]
[BlackElo "2382"]
[PlyCount "97"]
[EventDate "2022.09.09"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 a6 5. cxd5 exd5 6. Bg5 Be6 7. e3 Nbd7 8. Bd3 h6 9. Bh4 g5 10. Bg3 Nh5 11. Qc2 Nxg3 12. hxg3 Bg7 13. Bf5 Bxf5 14. Qxf5 c6 15. e4 Qf6 16. Qxf6 Nxf6 17. e5 Nd7 18. Nh2 f6 19. f4 fxe5 20. dxe5 0-0 21. Ne2 Bxe5 22. fxe5 Nxe5 23. b3 Nd3+ 24. Kd2 Nf2 25. Rhf1 Ne4+ 26. Kc2 Kg7 27. g4 Kg6 28. Nd4 Rae8 29. Rae1 Rxf1 30. Nxf1 Rf8 31. Ne3 Rf2+ 32. Re2 Rf4 33. Ne6 Ng3 34. Nxf4+ gxf4 35. Re1 fxe3 36. Rxe3 Ne4 37. Rf3 Nf6 38. b4 Kg5 39. a4 Nxg4 40. Rf7 b6 41. Ra7 c5 42. Rxa6 Ne3+ 43. Kd3 Nxg2 44. Rxb6 Nf4+ 45. Ke3 d4+ 46. Ke4 cxb4 47. Rxb4 h5 48. Rxd4 h4 49. Kf3 1-0

[Event "Cheliabinsk Kurnosov Memorial rapid-A"]
[Site "Cheliabinsk"]
[Date "2022.09.09"]
[Round "3"]
[White "Paravyan, David"]
[Black "Kostenko, Petr"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2592"]
[BlackElo "2382"]
[PlyCount "135"]
[EventDate "2022.09.09"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Nbd7 6. Nf3 h6 7. Nxf6+ Nxf6 8. Bh4 c5 9. c3 cxd4 10. Nxd4 Be7 11. Bb5+ Bd7 12. Bxd7+ Qxd7 13. 0-0 Rd8 14. Qf3 Qd5 15. Rfd1 Qxf3 16. Nxf3 Nd5 17. Bg3 f6 18. Nd4 Kf7 19. Nb3 Rc8 20. Rd4 Nb6 21. Na5 e5 22. Rdd1 h5 23. f3 Na4 24. Nxb7 Ke6 25. Rd2 Rb8 26. Na5 Rxb2 27. Rxb2 Nxb2 28. Nc6 Bc5+ 29. Bf2 Bxf2+ 30. Kxf2 a6 31. Rb1 Na4 32. Na5 Rc8 33. Rb4 Nxc3 34. Rb6+ Kd5 35. Rxa6 Nxa2 36. Nc6 Rxc6 37. Rxa2 g5 38. h3 f5 39. Rd2+ Ke6 40. Rd8 Rc2+ 41. Kf1 g4 42. Re8+ Kf6 43. hxg4 hxg4 44. fxg4 fxg4 45. Rf8+ Ke6 46. Rg8 Kf5 47. Kg1 Kf4 48. Kh2 Rc4 49. Rf8+ Ke3 50. Kg3 Ke2 51. Re8 e4 52. Kxg4 e3+ 53. Kf5 Rc5+ 54. Kf4 Rc4+ 55. Kf5 Kf2 56. g4 Kf3 57. g5 Rf4+ 58. Kg6 Re4 59. Ra8 e2 60. Ra1 e1Q 61. Rxe1 Rxe1 62. Kf7 Kg4 63. g6 Rf1+ 64. Ke7 Kh5 65. g7 Rg1 66. Kf7 Kh6 67. g8Q Rxg8 68. Kxg8 1/2-1/2

[Event "Moscow Botvinnik Memorial Cup"]
[Site "Moscow"]
[Date "2022.08.23"]
[Round "9.3"]
[White "Avetisyan, Ani"]
[Black "Kostenko, Petr"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "1496"]
[BlackElo "2397"]
[PlyCount "64"]
[EventDate "2022.08.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]
[WhiteTeam "Armenia"]
[BlackTeam "Kazakhstan"]
[WhiteTeamCountry "ARM"]
[BlackTeamCountry "KAZ"]

1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg2 Bb7 5. 0-0 c5 6. a4 b4 7. c4 Nc6 8. Bf4 Na5 9. Nbd2 Rc8 10. Rc1 Qb6 11. dxc5 Bxc5 12. b3 0-0 13. h3 Nh5 14. e3 Nxf4 15. exf4 Rfd8 16. Ng5 h6 17. Bxb7 Nxb7 18. Nge4 Be7 19. Nf3 Na5 20. Qd3 Qb7 21. Ned2 d5 22. cxd5 Rxd5 23. Rxc8+ Qxc8 24. Qb1 Rc5 25. Ne4 Rc7 26. Kg2 f5 27. Ned2 Bf6 28. Re1 Rc3 29. Ne5 Qb7+ 30. Kh2 Qd5 31. Rd1 Bxe5 32. Nc4 Qc5 0-1

[Event "Moscow Botvinnik Memorial Cup"]
[Site "Moscow"]
[Date "2022.08.23"]
[Round "9.3"]
[White "Kostenko, Petr"]
[Black "Agasarov, Benik"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2397"]
[BlackElo "2037"]
[PlyCount "79"]
[EventDate "2022.08.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]
[WhiteTeam "Kazakhstan"]
[BlackTeam "Armenia"]
[WhiteTeamCountry "KAZ"]
[BlackTeamCountry "ARM"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. c4 e6 5. Nc3 Ne7 6. a3 Nd7 7. cxd5 Nxd5 8. Nge2 Be7 9. Ng3 Bg6 10. Be2 Qa5 11. Bd2 Qb6 12. Nxd5 cxd5 13. Bc3 0-0 14. Bd3 Bxd3 15. Qxd3 Qa6 16. Qxa6 bxa6 17. Kd2 Nb6 18. b3 Rfc8 19. Ne2 Rab8 20. Bb4 Bxb4+ 21. axb4 Rc6 22. Rhc1 Rbc8 23. Rxc6 Rxc6 24. Nc1 f6 25. Nd3 Nc8 26. f4 fxe5 27. fxe5 Rb6 28. Kc3 Ne7 29. Nc5 Nf5 30. Nxa6 Nh4 31. g3 Nf3 32. h4 g5 33. hxg5 Nxg5 34. Nc5 Rc6 35. b5 Rc7 36. Kb4 Nf3 37. Nxe6 Re7 38. Ra6 Kf7 39. Nd8+ Ke8 40. Nc6 1-0

[Event "Moscow Botvinnik Memorial Cup"]
[Site "Moscow"]
[Date "2022.08.23"]
[Round "9.3"]
[White "Kostenko, Petr"]
[Black "Navoyan, Gagik"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2397"]
[BlackElo "1869"]
[PlyCount "61"]
[EventDate "2022.08.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]
[WhiteTeam "Kazakhstan"]
[BlackTeam "Armenia"]
[WhiteTeamCountry "KAZ"]
[BlackTeamCountry "ARM"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 0-0 6. Bg5 h6 7. Bh4 Be7 8. Nbd2 d6 9. 0-0 a6 10. Bxc6 bxc6 11. Re1 Nh5 12. Bxe7 Qxe7 13. d4 Nf4 14. Qa4 exd4 15. cxd4 Bd7 16. e5 Qe6 17. Re4 c5 18. Qa3 Qg4 19. g3 Nh3+ 20. Kg2 Qg6 21. Rae1 Ng5 22. Nxg5 hxg5 23. d5 c6 24. exd6 cxd5 25. R4e3 Qxd6 26. Rc3 Rac8 27. Rec1 d4 28. Rxc5 Bc6+ 29. Kg1 Rfe8 30. Qxa6 d3 31. Rxc6 1-0

