[Event "Mariupol CC 50th Aniversary"]
[Site "Mariupol"]
[Date "2021.06.13"]
[Round "9"]
[White "Kazak, Sergey"]
[Black "Parhomenko, Dmytro"]
[Result "0-1"]
[ECO "C68"]
[PlyCount "64"]
[EventDate "2021.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[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 Nf6 9. Nd2 0-0-0 10. f3 Bc5 11. N2b3 Bb6 12. 0-0-0 c5 13. Nf5 Bxf5 14. exf5 c4 15. Bxb6 cxb3 16. Bd4 bxa2 17. b3 Rxd4 18. Kb2 Rhd8 19. Rc1 Rd2 20. g3 Rf2 21. Rcf1 Rdd2 22. Rxf2 Rxf2 23. f4 Ng4 24. h3 Ne3 25. Kxa2 Nxc2 26. g4 Nd4+ 27. Ka3 Nb5+ 28. Kb4 Rxf4+ 29. Kc5 b6+ 30. Kd5 Nc3+ 31. Kc6 Rd4 32. Rd1 Rxd1 0-1

[Event "Mariupol CC 50th Aniversary"]
[Site "Mariupol"]
[Date "2021.06.12"]
[Round "7"]
[White "Kazak, Sergey"]
[Black "Logozinskii, Denis"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "128"]
[EventDate "2021.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nf6 9. Bg5 Be7 10. Bxf6 gxf6 11. c3 f5 12. Qf3 f4 13. Be2 Be6 14. 0-0-0 h5 15. Nc2 Bg5 16. Kb1 Rb8 17. Ncb4 Nxb4 18. Nxb4 a5 19. Nc6 Qc7 20. Nxb8 Qxb8 21. b3 Ke7 22. Qd3 Bd7 23. h4 Bf6 24. Rd2 Bc6 25. Kb2 Rh6 26. g4 fxg3 27. fxg3 Bg7 28. g4 hxg4 29. Bxg4 Qb7 30. Bf5 Qc7 31. Qg3 Bf6 32. h5 b4 33. c4 a4 34. Qg4 Qa7 35. Ra1 Qe3 36. Qd1 Qc3+ 37. Kb1 a3 38. Qc2 Qe3 39. Qd3 Qc5 40. Rh2 Qg1+ 41. Kc2 Qxh2+ 42. Qd2 Qxd2+ 43. Kxd2 Bg5+ 44. Kd3 Rxh5 45. Re1 Rh2 46. Re2 Rh1 47. Rc2 Rg1 48. Ke2 Rg2+ 49. Kd1 Rxc2 50. Kxc2 Be3 51. Kd3 Bc5 52. Ke2 Kf6 53. Kf3 Kg5 54. Bh7 Bd7 55. Ke2 Kf4 56. Bg8 f5 57. Bd5 fxe4 58. Kd2 e3+ 59. Kd3 Bf5+ 60. Ke2 Bb1 61. Bc6 Bxa2 62. Ba4 Bb1 63. Bc6 a2 64. Be4 Bxe4 0-1

[Event "Mariupol CC 50th Aniversary"]
[Site "Mariupol"]
[Date "2021.06.12"]
[Round "8"]
[White "Milakov, Marko"]
[Black "Kazak, Sergey"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "98"]
[EventDate "2021.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 d6 6. Bg5 h6 7. Bxf6 Qxf6 8. Nd5 Qd8 9. Qe2 Bg4 10. h3 Nd4 11. Qd1 Nxf3+ 12. gxf3 Bh5 13. Qe2 c6 14. Nc3 Qb6 15. Na4 Qb4+ 16. c3 Qxa4 17. Bb3 Qb5 18. Bc4 Qb6 19. b4 Bxb4 20. cxb4 Qxb4+ 21. Kf1 b5 22. Bb3 a5 23. Kg2 a4 24. Bc2 0-0 25. Rhb1 Qa5 26. Qe3 Qd8 27. d4 exd4 28. Qxd4 Qg5+ 29. Kf1 Bxf3 30. Ke1 d5 31. e5 Rfe8 32. Bh7+ Kxh7 33. Qd3+ Be4 34. Qe3 Qxe3+ 35. fxe3 Bxb1 36. Rxb1 Rxe5 37. Kd2 Rae8 38. Re1 d4 39. Kd3 Rd8 40. Kc2 dxe3 41. Re2 f5 42. a3 f4 43. h4 f3 44. Re1 f2 45. Rf1 Rc5+ 46. Kb1 Rd2 47. h5 e2 48. Rc1 Rxc1+ 49. Kxc1 e1Q# 0-1

[Event "Mariupol CC 50th Aniversary"]
[Site "Mariupol"]
[Date "2021.06.11"]
[Round "6"]
[White "Kazak, Sergey"]
[Black "Hrabovetskyi, Oleksii"]
[Result "1-0"]
[ECO "C62"]
[PlyCount "81"]
[EventDate "2021.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. Bxc6 Bxc6 6. d5 Bb5 7. a4 Ba6 8. Bg5 Nf6 9. Nbd2 h6 10. Bxf6 Qxf6 11. b4 c6 12. c4 b5 13. axb5 Bxb5 14. cxb5 cxb5 15. Qe2 a6 16. Nb3 g5 17. h3 Bg7 18. Na5 0-0 19. Nc6 Rfe8 20. g4 Qg6 21. h4 f6 22. h5 Qf7 23. 0-0 Qb7 24. Nd2 Kf8 25. Rfc1 Rec8 26. Nb3 Rc7 27. Qe3 Ke8 28. Nca5 Qb8 29. Rxc7 Qxc7 30. Rc1 Qd7 31. f3 Ke7 32. Qb6 Qa7 33. Rc7+ Qxc7 34. Qxc7+ Kf8 35. Nc6 Kg8 36. Ne7+ Kh7 37. Nf5 Rg8 38. Qf7 Kh8 39. Nxg7 Rxg7 40. Qf8+ Rg8 41. Qxh6# 1-0

[Event "Mariupol CC 50th Aniversary"]
[Site "Mariupol"]
[Date "2021.06.10"]
[Round "4"]
[White "Basov, Nikita"]
[Black "Kazak, Sergey"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1373"]
[PlyCount "63"]
[EventDate "2021.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Qf6 6. e5 Qb6 7. Qxb6 axb6 8. Nc3 Bb4 9. Bd2 Ne7 10. a3 Bc5 11. Nb5 Kd8 12. b4 c6 13. bxc5 cxb5 14. cxb6 Nd5 15. Bxb5 Re8 16. f4 f6 17. 0-0 Nxb6 18. exf6 gxf6 19. c4 Re4 20. c5 Nc4 21. Bc3 f5 22. Rf3 Ke7 23. Bxc4 Rxc4 24. Re1+ Kd8 25. Bb4 Kc7 26. Re5 Kb8 27. Rxf5 d6 28. Rd5 dxc5 29. Bxc5 Raa4 30. f5 Rf4 31. Rxf4 Rxf4 32. Bd6+ 1-0

[Event "Mariupol CC 50th Aniversary"]
[Site "Mariupol"]
[Date "2021.06.09"]
[Round "2"]
[White "Kazak, Sergey"]
[Black "Shakhaylo, Dmitriy"]
[Result "0-1"]
[ECO "B34"]
[BlackElo "1772"]
[PlyCount "78"]
[EventDate "2021.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. g3 Ng4 8. Nxc6 Nxe3 9. Nxd8 Nxd1 10. Rxd1 Kxd8 11. Bc4 d6 12. f4 f6 13. 0-0 Bg4 14. Be2 Be6 15. Nb5 Rc8 16. c3 a6 17. Nd4 Bd7 18. f5 Kc7 19. c4 Kb6 20. a3 Bh6 21. Rf3 Rc5 22. Nb3 Re5 23. c5+ Kc7 24. cxd6+ exd6 25. fxg6 Rxe4 26. Bd3 Re3 27. Rxf6 Ba4 28. Rc1+ Kb8 29. Rc3 Bg7 30. Rf7 Bxc3 31. bxc3 Bxb3 32. g7 Rc8 33. Rf8 Rxd3 34. Rh8 Bg8 35. Kg2 Rdxc3 36. h4 d5 37. h5 d4 38. g4 Rxa3 39. g5 Rc2+ 0-1

[Event "Mariupol CC 50th Aniversary"]
[Site "Mariupol"]
[Date "2021.06.09"]
[Round "3"]
[White "Nechitailo, Nikita"]
[Black "Kazak, Sergey"]
[Result "1-0"]
[ECO "C52"]
[WhiteElo "1117"]
[PlyCount "127"]
[EventDate "2021.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. 0-0 d6 8. cxd4 Bg4 9. Ba3 Nf6 10. h3 Bxf3 11. gxf3 0-0 12. Kh2 Nh5 13. Rg1 Qh4 14. Rg2 Bb6 15. Bb2 Nf4 16. Rg3 Ne5 17. Bf1 Neg6 18. Qd2 f5 19. Nc3 Nh5 20. Rg2 Qf4+ 21. Qxf4 Nhxf4 22. Bc4+ Kh8 23. Rg5 Bxd4 24. Rd1 h6 25. Rxg6 Bxc3 26. Rxh6+ gxh6 27. Bxc3+ Kh7 28. Rg1 Rg8 29. Bxg8+ Rxg8 30. Rb1 b6 31. Bd2 Nd3 32. Rb3 fxe4 33. fxe4 Nc5 34. Re3 Re8 35. f3 Nd7 36. Ra3 Ne5 37. Bf4 a5 38. Rc3 Re7 39. Bxe5 dxe5 40. Rc6 a4 41. Kg2 Kg8 42. Kf2 Rd7 43. Ke2 Kf7 44. Rxh6 Ke7 45. Rc6 Kd8 46. Rc4 Rh7 47. Rxa4 Rxh3 48. Ke3 c5 49. Ra7 Kc8 50. Re7 Rh5 51. a4 c4 52. Kd2 Rh3 53. Rf7 Rh1 54. Rf5 Ra1 55. Rxe5 Rxa4 56. f4 b5 57. f5 Kd8 58. f6 Kd7 59. Re7+ Kd6 60. e5+ Kd5 61. f7 c3+ 62. Kxc3 Rf4 63. e6 Kd6 64. Re8 1-0

[Event "Mariupol CC 50th Aniversary"]
[Site "Mariupol"]
[Date "2021.06.08"]
[Round "1"]
[White "Prokofyev, Valentyn"]
[Black "Kazak, Sergey"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2175"]
[PlyCount "83"]
[EventDate "2021.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. cxd5 Nxd5 4. e4 Nb6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 e6 8. Nf3 Nc6 9. Be2 0-0 10. Rd1 f5 11. e5 Nb4 12. h4 N4d5 13. Bg5 Qe8 14. h5 f4 15. hxg6 Qxg6 16. Bd3 Rf5 17. Bxf5 Qxf5 18. Nxd5 Nxd5 19. Rh4 Bd7 20. Bxf4 Bb5 21. Bg3 h6 22. Bf4 Qe4+ 23. Be3 Nxe3 24. Qxe3 Qg6 25. Rf4 Rf8 26. Kd2 Rxf4 27. Qxf4 Qd3+ 28. Kc1 Qc4+ 29. Kb1 Qe2 30. Qd2 Qe4+ 31. Qc2 Bc6 32. Qxe4 Bxe4+ 33. Kc1 h5 34. Rh1 Bg6 35. Kd2 Kf8 36. Kc3 Ke7 37. Rh3 c6 38. Rg3 Kf7 39. Ng5+ Ke7 40. Nxe6 Kxe6 41. Rxg6+ Kf7 42. Rg5 1-0

