[Event "Titled Tuesday intern op 22nd Feb Early"]
[Site "Chess.com INT"]
[Date "2022.02.22"]
[Round "11"]
[White "Berezin, Viktor1111"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2307"]
[BlackElo "2230"]
[PlyCount "59"]
[EventDate "2022.02.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. g3 d6 4. Bg2 Nd7 5. 0-0 e5 6. c4 Ne7 7. Nc3 0-0 8. e4 h6 9. d5 f5 10. Ne1 fxe4 11. Nxe4 Nf6 12. Nc2 Nxe4 13. Bxe4 Bf5 14. Bg2 Bxc2 15. Qxc2 Nf5 16. Bd2 Nd4 17. Qd3 g5 18. Bc3 Qd7 19. Bxd4 exd4 20. Rae1 Be5 21. f4 gxf4 22. gxf4 Bxf4 23. Qxd4 Qg4 24. Kh1 Qh4 25. h3 Qg3 26. Qg1 Kh8 27. Rf3 Qh4 28. Ref1 Rf6 29. Qd4 Raf8 30. Rxf4 1-0

[Event "Titled Tuesday intern op 22nd Feb Early"]
[Site "Chess.com INT"]
[Date "2022.02.22"]
[Round "7"]
[White "De Souza Sa, Apolo"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1920"]
[BlackElo "2230"]
[PlyCount "122"]
[EventDate "2022.02.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. f3 d6 4. e4 e5 5. d5 f5 6. Nc3 Nf6 7. exf5 Bxf5 8. Nge2 0-0 9. Ng3 Na6 10. Be2 Nc5 11. 0-0 a5 12. Bg5 h6 13. Be3 b6 14. Bxc5 bxc5 15. Bd3 Bxd3 16. Qxd3 Qe8 17. Nge4 Nh5 18. g3 a4 19. Nb5 Qf7 20. b3 g5 21. Kg2 Kh8 22. Qe2 Rg8 23. Qc2 a3 24. Rf2 Bf8 25. Raf1 Qd7 26. Qe2 Qf7 27. Qd3 Qd7 28. Qe2 Qf7 29. Kh1 Rg7 30. Nbc3 Qg6 31. Nb5 Rf7 32. Qc2 Ng7 33. Kg2 Nf5 34. g4 Ne3+ 35. Kg3 Nxc2 36. Rxc2 Rc8 37. Re2 Rf4 38. Kg2 Qf7 39. Ng3 c6 40. Nc3 Rd4 41. dxc6 Rxc6 42. Nh5 Be7 43. Nb5 Rf4 44. Nxa3 Ra6 45. Nb5 Rf6 46. Nc7 Ra7 47. Nd5 Ra8 48. Rd2 Re6 49. Nb6 Ra7 50. Nd5 Ra6 51. Ne3 Ra7 52. Nf5 Rf6 53. Nfg3 Re6 54. Ne4 Rg6 55. Neg3 Rg8 56. Nf5 Rf8 57. Nxh6 Qg6 58. Nf5 Rxf5 59. gxf5 Qxh5 60. Rfd1 Qf7 61. Rxd6 Bxd6 0-1

[Event "Titled Tuesday intern op 22nd Feb Early"]
[Site "Chess.com INT"]
[Date "2022.02.22"]
[Round "8"]
[White "Iskusnyh, Sergei"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2473"]
[BlackElo "2230"]
[PlyCount "37"]
[EventDate "2022.02.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. g3 Nd7 5. Bg2 e5 6. Nc3 Ne7 7. 0-0 0-0 8. dxe5 dxe5 9. Qc2 c6 10. Rd1 Qc7 11. b3 e4 12. Nd4 Nc5 13. Ba3 b6 14. b4 Ne6 15. Nxe6 Bxe6 16. Nxe4 Bxa1 17. Rxa1 f5 18. Ng5 Bf7 19. Qc3 1-0

[Event "Titled Tuesday intern op 22nd Feb Early"]
[Site "Chess.com INT"]
[Date "2022.02.22"]
[Round "1"]
[White "Kovalenko, Igor"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2674"]
[BlackElo "2230"]
[PlyCount "63"]
[EventDate "2022.02.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. h3 Nd7 5. Bc4 e5 6. c3 Ne7 7. Bxf7+ Kxf7 8. Ng5+ Kg8 9. Qb3+ d5 10. exd5 Nf6 11. d6+ Ned5 12. dxe5 Qe8 13. 0-0 Qxe5 14. c4 Nb6 15. dxc7 Be6 16. Nxe6 Qxe6 17. c5 Qxb3 18. axb3 Nc8 19. Nc3 Kf7 20. Rd1 Re8 21. b4 Ne4 22. Rd7+ Kg8 23. Rd8 Bxc3 24. Rxe8+ Kf7 25. Rxe4 Bf6 26. b5 Ne7 27. Rxe7+ Bxe7 28. Rxa7 Rc8 29. Rxb7 Bxc5 30. Be3 Bxe3 31. fxe3 Ke6 32. b6 1-0

[Event "Titled Tuesday intern op 22nd Feb Early"]
[Site "Chess.com INT"]
[Date "2022.02.22"]
[Round "10"]
[White "Kozak, Alexander"]
[Black "Papp, Levente"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2230"]
[BlackElo "2402"]
[PlyCount "138"]
[EventDate "2022.02.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. Nc3 Bb4 4. a3 Bxc3 5. dxc3 dxe4 6. Qxd8+ Kxd8 7. Ng5 Ke7 8. Nxe4 Nf6 9. Bg5 b6 10. 0-0-0 Bb7 11. Bd3 Nbd7 12. Rhe1 Rad8 13. f4 Bxe4 14. Bxe4 Nc5 15. Bf3 Rxd1+ 16. Rxd1 Rd8 17. Re1 Kf8 18. Bh4 a5 19. b3 Rd6 20. a4 Nd5 21. Bxd5 Rxd5 22. Bf2 Ke7 23. Bd4 f6 24. Kd2 Nd7 25. Kc1 c6 26. Bf2 b5 27. axb5 cxb5 28. Kb2 Rd2 29. Rf1 Kd6 30. g3 Kc6 31. h4 Re2 32. h5 g6 33. hxg6 hxg6 34. g4 e5 35. fxe5 Nxe5 36. Bd4 Nxg4 37. Bxf6 Rxc2+ 38. Kxc2 Ne3+ 39. Kd3 Nxf1 40. Bd8 a4 41. bxa4 bxa4 42. Kc4 Nd2+ 43. Kb4 Kd5 44. Kxa4 Kc4 45. Ka3 Kxc3 46. Ba5+ Kd3 47. Kb4 g5 48. Bc7 g4 49. Kc5 Ke4 50. Kb4 Nf1 51. Kc3 Ke3 52. Bb6+ Kf3 53. Bc7 Ke3 54. Bb6+ Ke2 55. Bc7 Ne3 56. Kd4 Kf3 57. Kd3 Nd5 58. Bd6 Nf4+ 59. Kd2 g3 60. Bc5 g2 61. Bb6 Nd5 62. Bc5 Nf6 63. Bb6 Ne4+ 64. Ke1 Ng5 65. Bc5 Nh3 66. Bb6 Nf4 67. Bc5 Nd3+ 68. Kd2 Nxc5 69. Ke1 g1Q+ 0-1

[Event "Titled Tuesday intern op 22nd Feb Early"]
[Site "Chess.com INT"]
[Date "2022.02.22"]
[Round "2"]
[White "Kozak, Alexander"]
[Black "Piliczewski, Bogusz"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2230"]
[BlackElo "1938"]
[PlyCount "37"]
[EventDate "2022.02.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qc8 8. Nd2 e6 9. Ngf3 Be7 10. 0-0 0-0 11. Bg5 a6 12. Ne5 Bh5 13. f4 Re8 14. Rae1 Nd7 15. Bxe7 Rxe7 16. Nxc6 Qxc6 17. Qc2 Bg6 18. f5 exf5 19. Rxe7 1-0

[Event "Titled Tuesday intern op 22nd Feb Early"]
[Site "Chess.com INT"]
[Date "2022.02.22"]
[Round "5"]
[White "Kozak, Alexander"]
[Black "Samunenkov, Igor"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2230"]
[BlackElo "2371"]
[PlyCount "88"]
[EventDate "2022.02.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 d5 8. exd6 Qxd6 9. 0-0 Be6 10. Na3 Bxb3 11. axb3 a6 12. Qe2 g6 13. Rd1 Bg7 14. cxd4 Nd5 15. Nc4 Qd8 16. Nce5 0-0 17. Nxc6 bxc6 18. Ne5 Nb4 19. Ra4 a5 20. Bd2 Qxd4 21. Bc3 Qc5 22. Nd7 Qb5 23. Qxe7 Nd5 24. Qe1 Rfe8 25. Qd2 Rad8 26. Bxg7 Kxg7 27. Qd4+ Kg8 28. Nc5 Qe2 29. h3 Rb8 30. Raa1 Rb4 31. Qd2 Qxd2 32. Rxd2 Rb5 33. Rc1 Kg7 34. Rdc2 h5 35. Na4 Nb4 36. Rc5 Nd3 37. Rxb5 cxb5 38. Rd1 Nb4 39. Nc3 Re5 40. Rd7 Nc2 41. Rb7 Nd4 42. h4 b4 43. Na4 Nxb3 44. Kh2 Nd4 0-1

[Event "Titled Tuesday intern op 22nd Feb Early"]
[Site "Chess.com INT"]
[Date "2022.02.22"]
[Round "9"]
[White "Kozak, Alexander"]
[Black "Topalov, Aleksandar"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2230"]
[BlackElo "2239"]
[PlyCount "91"]
[EventDate "2022.02.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. Nc3 Nf6 4. e5 Ng8 5. d4 Ne7 6. h4 h5 7. Bd3 b6 8. Ne2 Ba6 9. Bxa6 Nxa6 10. c3 Qd7 11. Nf4 Nf5 12. Ng5 g6 13. g4 hxg4 14. Qxg4 0-0-0 15. h5 gxh5 16. Rxh5 Bh6 17. Qe2 Kb7 18. a4 Bxg5 19. Rxg5 Rh1+ 20. Kd2 c5 21. Qf3 Rhh8 22. Ne2 Nc7 23. Kc2 Rc8 24. Be3 cxd4 25. cxd4 Na6+ 26. Kb3 Qe7 27. Bd2 Rc7 28. Rxf5 exf5 29. Nf4 Rd8 30. Nxd5 Rxd5 31. Qxd5+ Kb8 32. Rh1 Rc8 33. Rh7 Qe6 34. Qxe6 fxe6 35. Bb4 Nc7 36. Bd6 Kb7 37. Re7 Kc6 38. Bxc7 Rxc7 39. Rxe6+ Kd5 40. Rd6+ Ke4 41. e6 Re7 42. d5 f4 43. Rd7 Re8 44. e7 Kf3 45. d6 Kxf2 46. Rd8 1-0

[Event "Titled Tuesday intern op 22nd Feb Early"]
[Site "Chess.com INT"]
[Date "2022.02.22"]
[Round "3"]
[White "Potapova, Margarita"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2257"]
[BlackElo "2230"]
[PlyCount "48"]
[EventDate "2022.02.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Be3 Nd7 5. h4 h6 6. Qd2 e5 7. 0-0-0 exd4 8. Bxd4 Ngf6 9. f3 0-0 10. g4 Re8 11. Bc4 Ne5 12. Bb3 Be6 13. Qe2 a5 14. Bxe5 Bxb3 15. Bxf6 Qxf6 16. axb3 b5 17. Qxb5 a4 18. bxa4 Reb8 19. Qd5 Ra6 20. e5 Qf4+ 21. Qd2 Qb4 22. b3 Bxe5 23. Nge2 Qa3+ 24. Kb1 Rxa4 0-1

[Event "Titled Tuesday intern op 22nd Feb Early"]
[Site "Chess.com INT"]
[Date "2022.02.22"]
[Round "4"]
[White "Weetik, Vjacheslav"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2423"]
[BlackElo "2230"]
[PlyCount "89"]
[EventDate "2022.02.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Nf3 Nd7 5. Bc4 e5 6. Bxf7+ Kxf7 7. Ng5+ Ke8 8. Ne6 Qe7 9. Nxc7+ Kd8 10. N3d5 Qf7 11. Nxa8 exd4 12. Bg5+ Ngf6 13. Nac7 h6 14. Bxf6+ Nxf6 15. 0-0 Nxe4 16. Qd3 Nc5 17. Qa3 Be6 18. Nxe6+ Qxe6 19. Nf4 Qf5 20. Nd3 a6 21. Rfe1 Kc8 22. Re2 Kb8 23. Rae1 Ka7 24. Nxc5 dxc5 25. Re7 Rf8 26. f3 Bf6 27. Rc7 Kb6 28. Rxc5 Qxc5 29. Re6+ Kb5 30. Qb3+ Qb4 31. Rb6+ Kxb6 32. Qxb4+ Kc6 33. Qxf8 Bg5 34. Qf7 Be3+ 35. Kf1 b6 36. Qxg6+ Kc5 37. Qd3 a5 38. a3 b5 39. Ke2 a4 40. g4 b4 41. Qf5+ Kc4 42. Qe6+ Kc5 43. axb4+ Kb5 44. Kd3 Kxb4 45. Qb6# 1-0

[Event "Titled Tuesday intern op 13th July"]
[Site "Chess.com INT"]
[Date "2021.07.13"]
[Round "2"]
[White "Blanco Gramajo, Cesar Augusto"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "A90"]
[WhiteElo "2065"]
[BlackElo "2230"]
[PlyCount "68"]
[EventDate "2021.07.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. g3 f5 4. Bg2 Nf6 5. 0-0 Bd6 6. c4 c6 7. b3 Nbd7 8. Bb2 Ne4 9. Nfd2 0-0 10. f3 Nxg3 11. hxg3 Bxg3 12. f4 Qh4 13. Nf3 Qxf4 14. Qd2 Qc7 15. Nc3 Nf6 16. Ba3 Re8 17. e3 Ng4 18. Ne2 Bh2+ 19. Kh1 Qf7 20. Nxh2 Qh5 21. Bd6 e5 22. Bxd5+ cxd5 23. Ng3 Qh3 24. Qg2 Qxg2+ 25. Kxg2 Nxe3+ 26. Kf2 Nxf1 27. Rxf1 f4 28. Ne2 exd4 29. Nxd4 dxc4 30. bxc4 Bh3 31. Re1 Rxe1 32. Kxe1 Rd8 33. Be5 Re8 34. Nhf3 g5 0-1

[Event "Titled Tuesday intern op 13th July"]
[Site "Chess.com INT"]
[Date "2021.07.13"]
[Round "7"]
[White "Grebeniuk, Semen"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2346"]
[BlackElo "2230"]
[PlyCount "69"]
[EventDate "2021.07.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. e3 f5 4. b3 Nf6 5. Bd3 c6 6. 0-0 Bd6 7. Ba3 Bxa3 8. Nxa3 Nbd7 9. c4 Ne4 10. Qc2 Qf6 11. b4 a6 12. Qb2 b5 13. cxd5 exd5 14. Ne5 Nb6 15. f3 Nd6 16. Nxc6 Ndc4 17. Bxc4 dxc4 18. Ne5 0-0 19. Nb1 Nd5 20. Re1 f4 21. exf4 Nxf4 22. Nc3 Ra7 23. Ne4 Qb6 24. Kh1 Re7 25. Nc5 Qh6 26. Qf2 Bf5 27. Ne4 Rd8 28. Rad1 Be6 29. Qg3 Bd5 30. Ng5 Rf8 31. Ne4 Qb6 32. Nc5 Qd6 33. h3 Rf6 34. Kh2 h6 35. Ng4 1-0

[Event "Titled Tuesday intern op 13th July"]
[Site "Chess.com INT"]
[Date "2021.07.13"]
[Round "3"]
[White "Kozak, Alexander"]
[Black "Ibrahimli, Murad Sultanali"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2230"]
[BlackElo "2436"]
[PlyCount "68"]
[EventDate "2021.07.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[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. axb5 axb5 9. Nxe5 Nxe5 10. d4 Bxd4 11. Qxd4 d6 12. c3 0-0 13. Bg5 h6 14. Bh4 Be6 15. Nd2 c5 16. Qe3 Nfg4 17. Qh3 g5 18. Bxe6 fxe6 19. Bg3 Qf6 20. Ra7 Qg6 21. Nf3 Rxf3 22. gxf3 Nxf3+ 23. Kg2 Qxe4 24. Kh1 e5 25. Qg2 Rf8 26. Rfa1 h5 27. Rd7 h4 28. Raa7 Nf6 29. Rg7+ Kh8 30. Qh3 Qb1+ 31. Kg2 g4 32. Rh7+ Nxh7 33. Qxg4 Qg1+ 34. Kh3 Qf1# 0-1

[Event "Titled Tuesday intern op 13th July"]
[Site "Chess.com INT"]
[Date "2021.07.13"]
[Round "5"]
[White "Kozak, Alexander"]
[Black "Martin, Lewis"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2230"]
[BlackElo "2205"]
[PlyCount "89"]
[EventDate "2021.07.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 Nc6 7. h3 Bh5 8. c4 Qd7 9. d5 Bxf3 10. Bxf3 Nd4 11. Be3 Nxf3+ 12. Qxf3 e6 13. dxe6 fxe6 14. Nc3 Be7 15. Rd1 Qc7 16. Nb5 Qa5+ 17. b4 Qxb4+ 18. Bd2 Qxc4 19. Nc7+ Kf7 20. Nxa8 Rxa8 21. Qxb7 Rd8 22. Qf3 Qxa2 23. Qe2 c4 24. Bc3 Rxd1+ 25. Qxd1 Nd5 26. Qf3+ Kg8 27. 0-0 Qa3 28. Qe2 Nxc3 29. Qxe6+ Kf8 30. Qxc4 Qc5 31. Qb3 Bd6 32. Re1 Nd5 33. Rd1 Nf6 34. Qe6 Be7 35. Rb1 Qd6 36. Qc8+ Kf7 37. Rb7 g6 38. g3 a5 39. Ra7 Qe5 40. Qc4+ Qd5 41. Qh4 Qd1+ 42. Kh2 Qd5 43. Qf4 Kg7 44. Rxe7+ Kg8 45. Qxf6 1-0

[Event "Titled Tuesday intern op 13th July"]
[Site "Chess.com INT"]
[Date "2021.07.13"]
[Round "10"]
[White "Kozak, Alexander"]
[Black "Nozdrachev, Leonid"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2230"]
[BlackElo "2360"]
[PlyCount "73"]
[EventDate "2021.07.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. f3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bc4 Be6 7. Bxe6 fxe6 8. Be3 Nbd7 9. Nc3 Bc5 10. Bxc5 Nxc5 11. 0-0-0+ Ke7 12. Nge2 g5 13. Nb5 Ne8 14. h4 g4 15. b4 Na6 16. a3 c6 17. Nbc3 gxf3 18. gxf3 Nd6 19. f4 Nc4 20. fxe5 Nxa3 21. Rhg1 Rhg8 22. Rg5 Nxb4 23. Rh5 Rg7 24. Nd4 Rd8 25. Rh6 Rxd4 26. Rxd4 Naxc2 27. Rd6 Rg1+ 28. Kb2 Rg2 29. Rxh7+ Ke8 30. Rxe6+ Kd8 31. Rd6+ Kc8 32. Kb3 a5 33. e6 b5 34. Rdd7 Na1+ 35. Ka3 Nbc2+ 36. Kb2 b4 37. Rh8+ 1-0

[Event "Titled Tuesday intern op 13th July"]
[Site "Chess.com INT"]
[Date "2021.07.13"]
[Round "8"]
[White "Kozak, Alexander"]
[Black "Von Buelow, Georg"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2230"]
[BlackElo "2361"]
[PlyCount "59"]
[EventDate "2021.07.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 e6 6. cxd4 d6 7. Bc4 Nc6 8. Qe2 Be7 9. 0-0 0-0 10. Qe4 Ndb4 11. Qg4 g6 12. Bh6 Re8 13. Nc3 a6 14. Rfd1 b5 15. Bf1 Bd7 16. Rac1 Rc8 17. h4 Nd5 18. Ne4 dxe5 19. dxe5 Ncb4 20. a3 Rxc1 21. Rxc1 Nc6 22. h5 b4 23. Bxa6 bxa3 24. bxa3 Qa5 25. Bc4 Bxa3 26. Ra1 Qb4 27. Bxd5 exd5 28. Nf6+ Kh8 29. Qxd7 Qe1+ 30. Nxe1 1-0

[Event "Titled Tuesday intern op 13th July"]
[Site "Chess.com INT"]
[Date "2021.07.13"]
[Round "6"]
[White "Mrudul, Dehankar"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2256"]
[BlackElo "2230"]
[PlyCount "96"]
[EventDate "2021.07.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 g6 4. Ngf3 Bg7 5. e5 Nh6 6. Bd3 0-0 7. 0-0 f6 8. Qe2 Nf7 9. h3 fxe5 10. Nxe5 Nxe5 11. dxe5 c5 12. c4 e6 13. f4 Nc6 14. Nf3 Ne7 15. Bd2 Nf5 16. Rad1 Ng3 17. Qf2 Nxf1 18. Bxf1 b6 19. Qg3 d4 20. Ng5 Qe7 21. Bd3 Bb7 22. Nxh7 Rf5 23. Qxg6 Qf7 24. Bxf5 Qxf5 25. Qxf5 exf5 26. Ng5 Bh6 27. h4 Kf8 28. Kf2 Ke7 29. Rg1 Rf8 30. g4 fxg4 31. Rxg4 Bc8 32. Rg1 Bf5 33. Kf3 a6 34. Ne4 Be6 35. Nf6 Bxc4 36. Rg6 Rh8 37. Ng4 Bd5+ 38. Kf2 Bf8 39. Rxb6 Rxh4 40. Nf6 Rh2+ 41. Ke1 Bf3 42. Rxa6 Re2+ 43. Kd1 Rxe5+ 44. Kc1 Re2 45. Ng8+ Kf7 46. Nf6 Be7 47. Nd7 Be4 48. Ne5+ Kg7 0-1

[Event "Titled Tuesday intern op 13th July"]
[Site "Chess.com INT"]
[Date "2021.07.13"]
[Round "11"]
[White "Stoyanov, Tsvetan"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2388"]
[BlackElo "2230"]
[PlyCount "69"]
[EventDate "2021.07.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qf6 5. Nxc6 Bc5 6. Qf3 dxc6 7. Nc3 Be6 8. Be3 Bb4 9. Bd2 0-0-0 10. a3 Ba5 11. 0-0-0 Qxf3 12. gxf3 Ne7 13. h4 h5 14. Be2 Rd7 15. f4 g6 16. Na4 Rxd2 17. Rxd2 Bxd2+ 18. Kxd2 b6 19. Ke3 Re8 20. f3 Bd7 21. Nc3 Nd5+ 22. Nxd5 cxd5 23. Rd1 dxe4 24. fxe4 c5 25. Ba6+ Kc7 26. Rxd7+ Kxd7 27. Bb5+ Ke7 28. Bxe8 Kxe8 29. f5 gxf5 30. exf5 f6 31. Ke4 Ke7 32. Kd5 Kd7 33. a4 a6 34. b3 a5 35. c4 1-0

[Event "Titled Tuesday intern op 13th July"]
[Site "Chess.com INT"]
[Date "2021.07.13"]
[Round "4"]
[White "Tong, Hai Anh"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "1486"]
[BlackElo "2230"]
[PlyCount "41"]
[EventDate "2021.07.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. Nf3 f5 2. d3 Nc6 3. g3 e5 4. e4 Nf6 5. Bg2 d6 6. Nbd2 g6 7. 0-0 Bg7 8. b3 0-0 9. Bb2 h6 10. h3 g5 11. Nh2 Qe8 12. f4 Nh5 13. fxg5 Nxg3 14. Rf2 f4 15. gxh6 Bxh6 16. Ndf1 Nh5 17. Bf3 Nf6 18. Ng4 Bg5 19. Rg2 Kh7 20. Nxf6+ Bxf6 21. Bh5 1-0

[Event "Titled Tuesday intern op 13th July"]
[Site "Chess.com INT"]
[Date "2021.07.13"]
[Round "9"]
[White "Vazquez Espino, Uriel"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "C63"]
[WhiteElo "1977"]
[BlackElo "2230"]
[PlyCount "88"]
[EventDate "2021.07.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Bxc6 dxc6 5. Nc3 Nf6 6. Qe2 fxe4 7. Nxe4 Bf5 8. Ng3 Bxc2 9. Nxe5 Qe7 10. d4 Bg6 11. Nxg6 hxg6 12. Qxe7+ Bxe7 13. 0-0 0-0-0 14. Be3 Nd5 15. Ne4 Rde8 16. Bd2 Bf6 17. Nxf6 gxf6 18. Rfe1 Kd7 19. f3 b6 20. Rxe8 Kxe8 21. Re1+ Kd7 22. Re4 a5 23. h3 a4 24. a3 f5 25. Re5 Rh4 26. Bc3 Kd6 27. Re8 Nxc3 28. bxc3 Kd5 29. Rg8 Rh6 30. Rg7 Kc4 31. Rxc7 g5 32. Kf2 Rd6 33. Rg7 f4 34. Rxg5 Kxc3 35. h4 b5 36. h5 Rxd4 37. h6 Rd2+ 38. Kg1 Rd6 39. Rh5 Rd8 40. Rc5+ Kb3 41. Rxc6 Kxa3 42. Rf6 b4 43. Rxf4 b3 44. g4 b2 0-1

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "4"]
[White "Csonka, Balazs"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2498"]
[BlackElo "2230"]
[PlyCount "61"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 Nd7 5. Nf3 e5 6. Be2 Ne7 7. h4 h6 8. Be3 0-0 9. Qd2 Kh7 10. 0-0-0 exd4 11. Nxd4 Ne5 12. f3 a6 13. g4 b5 14. h5 g5 15. cxb5 axb5 16. Bxb5 c5 17. Nf5 Nxf5 18. exf5 Nxf3 19. Qc2 Bf6 20. Bc6 Nd4 21. Bxd4 cxd4 22. Bxa8 dxc3 23. b3 Qa5 24. Bd5 Bd7 25. Kb1 Ra8 26. Bxf7 Bc6 27. Rhe1 Kg7 28. Rxd6 Ra6 29. Bc4 Rb6 30. Re3 Be4 31. Rd7+ 1-0

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "6"]
[White "Kozak, Alexander"]
[Black "Baskin, Robert"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "2230"]
[BlackElo "2390"]
[PlyCount "66"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. h3 Be6 7. Qe2 Nd7 8. Ng5 Nf8 9. 0-0 Qe7 10. Be3 f6 11. Bxc5 Qxc5 12. Nxe6 Nxe6 13. Nc3 0-0-0 14. Rfc1 Kb8 15. a3 h5 16. Qe3 Nd4 17. Ne2 g5 18. b4 Nxe2+ 19. Qxe2 Qd4 20. Rab1 g4 21. Kh2 Rhg8 22. h4 g3+ 23. fxg3 Rg4 24. Rf1 Rdg8 25. Rf3 a6 26. Rbf1 Qc3 27. Qe1 Qxa3 28. Rxf6 Rxg3 29. Rf8+ Ka7 30. Rxg8 Rxg8 31. Rf7 Kb8 32. Rf5 Qb2 33. Rxh5 Qxc2 0-1

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "2"]
[White "Kozak, Alexander"]
[Black "Hamidi, Amir Mohammad"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2230"]
[BlackElo "2276"]
[PlyCount "70"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. 0-0-0 a6 10. Kb1 b5 11. g4 Bb7 12. h4 e5 13. Nge2 d5 14. g5 exd4 15. Nxd4 Nh5 16. Nxd5 Rc8 17. Bh3 Rb8 18. Bg4 Ne5 19. Bxh5 Nc4 20. Qf2 Bxd5 21. exd5 gxh5 22. Nc6 Qd7 23. Nxb8 Qf5+ 24. Kc1 Bxb2+ 25. Qxb2 Nxb2 26. Kxb2 Rxb8 27. Rhe1 Rc8 28. Rd2 Qe5+ 29. Kb1 Rc4 30. Ree2 Rb4+ 31. Kc2 Qb2+ 32. Kd3 Qa3+ 33. Kc2 Rb2+ 34. Kd1 Rb1+ 35. Kc2 Rc1# 0-1

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "3"]
[White "Mendoza, Beverly"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1945"]
[BlackElo "2230"]
[PlyCount "78"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. Nf3 f5 4. e3 Nf6 5. Ne5 Bd6 6. Nd2 0-0 7. Bd3 c5 8. c3 Nc6 9. 0-0 Qc7 10. Ndf3 Nd7 11. Nxc6 bxc6 12. Bxd6 Qxd6 13. c4 e5 14. dxe5 Nxe5 15. Nxe5 Qxe5 16. cxd5 cxd5 17. Rc1 c4 18. Be2 Be6 19. Bf3 Rab8 20. Rc2 Rb5 21. Qd4 Qxd4 22. exd4 Rfb8 23. Re1 Rxb2 24. Rxb2 Rxb2 25. h3 Kf7 26. Re5 c3 27. Bxd5 Bxd5 28. Rxd5 Rb1+ 29. Kh2 c2 30. Rxf5+ Kg6 31. Rc5 c1Q 32. Rxc1 Rxc1 33. d5 Rd1 34. Kg3 Rxd5 35. f4 Kf5 36. Kf3 Rd3+ 37. Ke2 Ra3 38. g4+ Kxf4 39. Kd2 Rxa2+ 0-1

[Event "Speed Chess Super Swiss"]
[Site "Chess.com INT"]
[Date "2020.10.03"]
[Round "1"]
[White "Triapishko, Alexandr"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2506"]
[BlackElo "2230"]
[PlyCount "69"]
[EventDate "2020.10.03"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "USA"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. d4 d6 4. Bg2 Nd7 5. 0-0 e5 6. dxe5 dxe5 7. Nc3 Ne7 8. Nd2 0-0 9. Nc4 h6 10. b3 Nc6 11. e4 f5 12. Ba3 Nd4 13. Bxf8 Qxf8 14. Nd5 c6 15. Nc7 Rb8 16. c3 Nb5 17. Nxb5 cxb5 18. Qd5+ Kh7 19. Qxb5 a6 20. Qd5 b5 21. Nd6 Nf6 22. Qd3 f4 23. gxf4 Nh5 24. f5 Nf4 25. Qd2 gxf5 26. exf5 Bxf5 27. Be4 Nh3+ 28. Kg2 Bxe4+ 29. Nxe4 Qf5 30. f3 Rg8 31. Ng3 Nf4+ 32. Kh1 Qh3 33. Rg1 Bf6 34. Qc2+ Kh8 35. Qf5 1-0

[Event "Titled Tuesday intern op 4th Aug 10am"]
[Site "Chess.com INT"]
[Date "2020.08.04"]
[Round "5"]
[White "Fernandez Sibaja, Felipe Josue"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2031"]
[BlackElo "2230"]
[PlyCount "62"]
[EventDate "2020.08.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nf3 Nd7 5. Be2 e5 6. 0-0 Ne7 7. Nc3 0-0 8. Bg5 h6 9. Be3 f5 10. Nh4 f4 11. Bc1 exd4 12. Nb5 g5 13. Nf3 Nc5 14. Nfxd4 Nxe4 15. Bf3 Nf6 16. Re1 c6 17. Nc3 g4 18. Be2 f3 19. Bd3 fxg2 20. Ne6 Bxe6 21. Rxe6 Qd7 22. Qe2 Rae8 23. Bf4 Ng6 24. Rxe8 Rxe8 25. Qd2 Nh4 26. Be2 Qf5 27. Qxd6 Ne4 28. Nxe4 Qxe4 29. Be3 Nf5 30. Bd3 Nxd6 31. Bxe4 Nxe4 0-1

[Event "Titled Tuesday intern op 4th Aug 10am"]
[Site "Chess.com INT"]
[Date "2020.08.04"]
[Round "9"]
[White "Kozak, Alexander"]
[Black "Djokic, Mihailo"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2230"]
[BlackElo "2232"]
[PlyCount "71"]
[EventDate "2020.08.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 e6 5. Nf3 cxd4 6. cxd4 d6 7. Bc4 Nc6 8. Qe2 Qc7 9. 0-0 Nb6 10. Bb3 d5 11. Nc3 a6 12. Be3 Be7 13. Rac1 Bd7 14. Nd2 Qd8 15. f4 f5 16. exf6 Bxf6 17. Nf3 Na5 18. Bc2 Nbc4 19. Bf2 Rc8 20. Nxd5 0-0 21. Nxf6+ Qxf6 22. Ng5 g6 23. Bd3 Nd6 24. Rc5 Nc6 25. Re5 Qxf4 26. Nxe6 Bxe6 27. Rxe6 Nxd4 28. Bxd4 Qxd4+ 29. Kh1 Rxf1+ 30. Qxf1 Rf8 31. Qe2 b5 32. h3 Nf7 33. Bxg6 Qxb2 34. Bxh7+ Kxh7 35. Qh5+ Kg7 36. Rg6# 1-0

[Event "Titled Tuesday intern op 4th Aug 10am"]
[Site "Chess.com INT"]
[Date "2020.08.04"]
[Round "4"]
[White "Kozak, Alexander"]
[Black "Gelman, Alexander"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2230"]
[BlackElo "2403"]
[PlyCount "64"]
[EventDate "2020.08.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. e5 Nc6 5. Nf3 Bd7 6. dxc5 Bxc5 7. Bd3 f6 8. Bf4 Nge7 9. b4 Bb6 10. b5 Nxe5 11. Nxe5 fxe5 12. Bxe5 0-0 13. 0-0 Ng6 14. Bxg6 hxg6 15. a4 Rf5 16. Qe2 a6 17. c4 axb5 18. axb5 Rxa1 19. Bxa1 dxc4 20. Qxc4 Bxb5 21. Qxe6+ Kh7 22. Rc1 Rxf2 23. Qh3+ Kg8 24. Qb3+ Kh7 25. Qh3+ Kg8 26. Kh1 Qg5 27. Rc8+ Kf7 28. Qb3+ Ke7 29. Qb4+ Kd7 30. Qxb5+ Qxb5 31. Rc1 Rf1+ 32. Rxf1 Qxf1# 0-1

[Event "Titled Tuesday intern op 4th Aug 10am"]
[Site "Chess.com INT"]
[Date "2020.08.04"]
[Round "2"]
[White "Kozak, Alexander"]
[Black "Kezin, Roman"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2230"]
[BlackElo "2470"]
[PlyCount "92"]
[EventDate "2020.08.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Nf6 4. d4 cxd4 5. Qxd4 Qxd5 6. Nf3 Nc6 7. Qh4 e6 8. Bc4 Qa5 9. 0-0 Be7 10. Bg5 0-0 11. Re1 h6 12. Bxh6 gxh6 13. Qxh6 Qh5 14. Qf4 Qg4 15. Qh6 Qxc4 16. Ne5 Nxe5 17. Rxe5 Nh7 18. Nd2 Qg4 19. Nf3 Qg6 20. Qf4 f6 21. Re3 e5 22. Qc4+ Qf7 23. Qe4 Ng5 24. Nxg5 fxg5 25. Rf1 Bf6 26. Rg3 Be6 27. h4 Bd5 28. Qf5 Rae8 29. hxg5 Bg7 30. Qh3 Qf5 31. Rg4 Be6 32. g6 Rf6 33. Qh7+ Kf8 34. Rg3 Bg8 35. Qh4 e4 36. Rg5 Qf4 37. Rg4 Qd6 38. Rxe4 Rxg6 39. Rfe1 Rxe4 40. Qxe4 Re6 41. Qf5+ Bf7 42. Rf1 b6 43. a4 Kg8 44. Qf3 Rh6 45. Qa8+ Bf8 46. f4 Qc5+ 0-1

[Event "Titled Tuesday intern op 4th Aug 10am"]
[Site "Chess.com INT"]
[Date "2020.08.04"]
[Round "7"]
[White "Kozak, Alexander"]
[Black "Villegas, Pierre"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2230"]
[BlackElo "2364"]
[PlyCount "163"]
[EventDate "2020.08.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. 0-0 e6 8. f3 Bh5 9. Nf4 Bg6 10. Qe2 Bxd3 11. Nxd3 Bd6 12. f4 Nge7 13. Nd2 0-0 14. Nf3 Rae8 15. Qf2 f6 16. Qh4 Nf5 17. Qh3 Qf7 18. g4 Nfe7 19. Bd2 Qg6 20. Nh4 Qf7 21. Rae1 Ng6 22. Nf3 b6 23. Re2 Nd8 24. Rfe1 Qd7 25. Qh5 Nf7 26. a4 Re7 27. b3 Rfe8 28. Rf1 Qc7 29. Nh4 Nfh8 30. Ref2 Nxh4 31. Qxh4 Ng6 32. Qh5 Nf8 33. Rf3 g6 34. Qh6 Rf7 35. g5 Nd7 36. gxf6 Nxf6 37. Ne5 Rg7 38. Rh3 Ne4 39. Be1 Rf8 40. Rhf3 Rf5 41. Qh3 Qe7 42. Kh1 Qf8 43. Qg4 Rh5 44. Nd3 Qf5 45. Qg2 Rf7 46. Ne5 Rf8 47. Ng4 Qf7 48. Ne3 Qc7 49. c4 dxc4 50. bxc4 Nf6 51. c5 bxc5 52. dxc5 Qxc5 53. Ng4 Nxg4 54. Qxg4 Qf5 55. Qg2 Rh6 56. Qe2 Rh5 57. Re3 Rf6 58. Re4 Qd5 59. Qf3 Rxf4 60. Rxf4 Bxf4 61. Qxd5 Rxh2+ 62. Kg1 exd5 63. Rxf4 Ra2 64. Rf1 Ra1 65. a5 d4 66. Kf2 d3 67. Ke3 d2 68. Kxd2 Rxa5 69. Rf3 Rd5+ 70. Ke3 Re5+ 71. Kf2 a5 72. Bc3 Re6 73. Bxa5 h5 74. Bc3 Kh7 75. Rd3 g5 76. Rd5 Kg6 77. Bd2 Rf6+ 78. Kg2 Rf5 79. Rd6+ Rf6 80. Rd5 Rf5 81. Rd6+ Rf6 82. Rd5 1/2-1/2

[Event "Titled Tuesday intern op 4th Aug 10am"]
[Site "Chess.com INT"]
[Date "2020.08.04"]
[Round "8"]
[White "Orozbaev, Eldiar"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1973"]
[BlackElo "2230"]
[PlyCount "75"]
[EventDate "2020.08.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. 0-0 Nxe4 5. d4 exd4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qh5 9. Nxe4 Be6 10. Bf4 0-0-0 11. a4 Bg4 12. Ned2 Bd6 13. Bg3 Bxg3 14. fxg3 Rd6 15. h4 h6 16. b4 Nxb4 17. Qb1 a5 18. Re5 f5 19. Rxa5 Na6 20. Qb5 Rb6 21. Qe5 Re8 22. Qxd4 g5 23. Re1 Rxe1+ 24. Nxe1 Rd6 25. Qe3 gxh4 26. Nc4 Rd1 27. Re5 b6 28. Nxb6+ cxb6 29. Qxb6 Nc7 30. Re7 Rd7 31. Rxd7 Kxd7 32. Qd4+ Kc8 33. gxh4 Qxh4 34. Nd3 Qg5 35. Nc5 Qc1+ 36. Kh2 Qxc2 37. Qd7+ Kb8 38. Qd8+ 1-0

[Event "Titled Tuesday intern op 4th Aug 10am"]
[Site "Chess.com INT"]
[Date "2020.08.04"]
[Round "6"]
[White "Perez Rodriguez, Luis Manuel"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2324"]
[BlackElo "2230"]
[PlyCount "60"]
[EventDate "2020.08.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. cxd5 Nxd5 8. Qb3 Bxf3 9. gxf3 e6 10. Qxb7 Nxd4 11. Bb5+ Nxb5 12. Qc6+ Ke7 13. Qc5+ Nd6 14. Nxd5+ exd5 15. 0-0 Kd7 16. Bf4 Rc8 17. Qxd5 Qf6 18. Bg3 Be7 19. Rad1 Rc6 20. Rfe1 Rhc8 21. b4 a6 22. a4 Bf8 23. b5 axb5 24. axb5 Rb6 25. Qa2 Qxf3 26. Rd5 Rc7 27. Rde5 Rcb7 28. Qa8 Rxb5 29. Qxf8 Rxe5 30. Bxe5 Ne4 0-1

[Event "Titled Tuesday intern op 4th Aug 10am"]
[Site "Chess.com INT"]
[Date "2020.08.04"]
[Round "10"]
[White "Visser, Henk Jan"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2243"]
[BlackElo "2230"]
[PlyCount "48"]
[EventDate "2020.08.04"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 f5 6. h4 Nf6 7. h5 Rg8 8. hxg6 hxg6 9. f3 Qa5 10. Qb3 d6 11. Nh3 Nbd7 12. Bg5 Nb6 13. Nf4 Bd7 14. e3 0-0-0 15. Be2 Qa4 16. Kd2 Rg7 17. Rh6 Rdg8 18. Rah1 Kc7 19. Bd3 Qa6 20. Be2 Kb8 21. Ke1 Ba4 22. Rh8 Bxb3 23. axb3 Qa1+ 24. Kf2 Qxc3 0-1

[Event "Titled Tuesday intern op 26th May"]
[Site "Chess.com INT"]
[Date "2020.05.26"]
[Round "7"]
[White "Ezat, Mohamed Mahmoud"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2401"]
[BlackElo "2230"]
[PlyCount "95"]
[EventDate "2020.05.26"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 Nd7 5. Be2 e5 6. d5 Ne7 7. h4 h6 8. h5 g5 9. g4 a5 10. f3 Nc5 11. Be3 b6 12. Nh3 0-0 13. Nf2 f5 14. exf5 Bxf5 15. Bxc5 bxc5 16. gxf5 Nxf5 17. Nce4 Ne3 18. Qd2 Ng2+ 19. Kd1 Nh4 20. Qd3 Rf4 21. Kc2 a4 22. Ng4 Qf8 23. Rxh4 gxh4 24. Rh1 Qe7 25. Ne3 Qf7 26. Ng2 Rf5 27. Rxh4 a3 28. Ng3 Rg5 29. Rg4 Rxg4 30. fxg4 Qf2 31. Qf3 Qd4 32. Nf5 Qxb2+ 33. Kd1 Qb1+ 34. Kd2 e4 35. Qf4 Bc3+ 36. Ke3 Qc1+ 37. Kxe4 Re8+ 38. Kf3 Qxf4+ 39. Nxf4 Kh7 40. Ne6 Rb8 41. Bd3 Rb2 42. Nxd6+ Kg8 43. Ne4 Be5 44. g5 Rxa2 45. gxh6 Rb2 46. N4g5 a2 47. h7+ Kh8 48. Nf7# 1-0

[Event "Titled Tuesday intern op 26th May"]
[Site "Chess.com INT"]
[Date "2020.05.26"]
[Round "6"]
[White "Kozak, Alexander"]
[Black "Aditya, Mittal"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2230"]
[BlackElo "2438"]
[PlyCount "68"]
[EventDate "2020.05.26"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Be2 Nc6 7. 0-0 cxd4 8. cxd4 Be7 9. Nc3 Qd6 10. Nb5 Qd8 11. Bf4 Nd5 12. Bg3 a6 13. Nc3 0-0 14. Rc1 h6 15. a3 Bf6 16. Bc4 Nxc3 17. bxc3 b5 18. Bd3 Bb7 19. a4 b4 20. cxb4 Nxb4 21. Bb1 a5 22. Ne5 Rc8 23. Rxc8 Qxc8 24. Qd2 Bd5 25. Rc1 Qb7 26. f3 Rc8 27. h4 h5 28. Rc5 Rxc5 29. dxc5 Nc6 30. Qc2 Bxe5 31. Qh7+ Kf8 32. Bxe5 Nxe5 33. Bc2 Qb2 34. Kh2 Qd4 0-1

[Event "Titled Tuesday intern op 26th May"]
[Site "Chess.com INT"]
[Date "2020.05.26"]
[Round "4"]
[White "Kozak, Alexander"]
[Black "Kuzmicz, Krystian"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "2230"]
[BlackElo "2468"]
[PlyCount "48"]
[EventDate "2020.05.26"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 d5 5. exd5 Nf6 6. Bb5+ Nbd7 7. Nc3 Bg7 8. Qb3 0-0 9. Bxd7 Qxd7 10. Nf3 Rd8 11. Ne5 Qd6 12. Nc4 Qa6 13. 0-0 Nxd5 14. Re1 Be6 15. Rxe6 Qxe6 16. Bg5 Bxd4 17. Nxd5 Rxd5 18. Be3 Rad8 19. h3 b5 20. Na5 Bxe3 21. fxe3 Qe4 22. Rf1 e6 23. Nc6 Rd2 24. Ne7+ Kf8 0-1

[Event "Titled Tuesday intern op 26th May"]
[Site "Chess.com INT"]
[Date "2020.05.26"]
[Round "3"]
[White "Kozak, Alexander"]
[Black "Sonis, Francesco"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "2230"]
[BlackElo "2490"]
[PlyCount "62"]
[EventDate "2020.05.26"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Nf6 6. d3 g6 7. 0-0 Bg7 8. Re1 0-0 9. Nbd2 Bd7 10. Nf1 h6 11. Ng3 Re8 12. b4 b5 13. Bb3 a5 14. Bd2 axb4 15. cxb4 Bg4 16. h3 Bxf3 17. Qxf3 Nd4 18. Qd1 Ra3 19. Bc1 Ra6 20. Bb2 Nxb3 21. Qxb3 d5 22. a3 Qd7 23. Rac1 Rd6 24. Rc5 dxe4 25. dxe4 Rd3 26. Qc2 Rd2 27. Qc3 Re7 28. Rxe5 Rxe5 29. Qxe5 Ne8 30. Qf4 Rxb2 31. Qxh6 Bxh6 0-1

[Event "Titled Tuesday intern op 26th May"]
[Site "Chess.com INT"]
[Date "2020.05.26"]
[Round "2"]
[White "Moroni, Luca Jr"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "2530"]
[BlackElo "2230"]
[PlyCount "80"]
[EventDate "2020.05.26"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. g3 d6 4. Bg2 Nd7 5. b3 e5 6. Bb2 Ne7 7. Nf3 0-0 8. 0-0 h6 9. Nc3 f5 10. dxe5 dxe5 11. e4 f4 12. Qc2 g5 13. Rfd1 c6 14. h4 fxg3 15. fxg3 g4 16. Nh2 Qb6+ 17. Kh1 Nf6 18. Na4 Qc7 19. Rf1 b6 20. Rad1 Be6 21. Ba3 Rad8 22. Nb2 c5 23. Na4 Nc6 24. Nc3 Nd4 25. Qd3 Nf3 26. Nd5 Bxd5 27. cxd5 Nh5 28. Nxf3 Nxg3+ 29. Kg1 Nxf1 30. Ne1 Qe7 31. Bxf1 Qxh4 32. Qe2 Rd6 33. Ng2 Qh5 34. Rd3 Rdf6 35. Rd1 Rf3 36. d6 g3 37. Ne3 Rxf1+ 38. Rxf1 Qxe2 39. Rxf8+ Bxf8 40. Ng4 Qxg4 0-1

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2019.10.19"]
[Round "6.2"]
[White "Iljin, Artem"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2509"]
[BlackElo "2230"]
[PlyCount "47"]
[EventDate "2019.10.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]
[WhiteTeam "Rook (Kazan)"]
[BlackTeam "Stavropol Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. Nf3 g6 2. d4 Bg7 3. c4 d6 4. Nc3 e5 5. e4 Nc6 6. Bg5 f6 7. Be3 Nh6 8. dxe5 dxe5 9. Qxd8+ Nxd8 10. Nd5 Ne6 11. Bxh6 Bxh6 12. Nxf6+ Ke7 13. Ng4 Bg7 14. Ngxe5 Nc5 15. 0-0-0 Nxe4 16. Re1 Bh6+ 17. Kc2 Kf6 18. Rxe4 Bf5 19. Bd3 Rad8 20. Rh4 Bg5 21. Nxg5 Kxg5 22. Nf3+ Kf6 23. Bxf5 Kxf5 24. Re1 1-0

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2019.10.18"]
[Round "4.2"]
[White "Bryakin, Mikhail"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2440"]
[BlackElo "2230"]
[PlyCount "67"]
[EventDate "2019.10.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]
[WhiteTeam "Moscow Chess Transit"]
[BlackTeam "Stavropol Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 f5 6. Nf3 Qa5 7. Qc2 Nf6 8. Bh6 d6 9. e3 Nbd7 10. Bd3 Nb6 11. Bg7 Rg8 12. Bxf6 exf6 13. a4 Bd7 14. Nd2 0-0-0 15. Nb3 Qa6 16. a5 Nxc4 17. Qe2 Bb5 18. Nd2 Na3 19. c4 Qxa5 20. 0-0 Bd7 21. Nb1 Nxc4 22. Rxa5 Nxa5 23. Qd2 b6 24. Ba6+ Kc7 25. Nc3 Rge8 26. Rb1 Re5 27. Qd3 Rde8 28. Bb5 f4 29. Bxd7 Kxd7 30. Qa6 Ra8 31. Rxb6 axb6 32. Qxa8 fxe3 33. fxe3 Rxe3 34. Nb5 1-0

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2019.10.18"]
[Round "5.2"]
[White "Kozak, Alexander"]
[Black "Suleymenov, Alisher"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2230"]
[BlackElo "2370"]
[PlyCount "201"]
[EventDate "2019.10.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]
[WhiteTeam "Stavropol Region"]
[BlackTeam "Moscow Squad"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bf5 6. Na3 cxd4 7. Bc4 Qe4+ 8. Be3 0-0-0 9. cxd4 e6 10. Qa4 Bb4+ 11. Kf1 Bxa3 12. Qxa3 Nh6 13. h3 Bg6 14. b4 Kb8 15. b5 Nxd4 16. Re1 Qc2 17. Rc1 Qe4 18. Nxd4 Rxd4 19. Qc5 Nf5 20. Be2 Nxe3+ 21. fxe3 Rdd8 22. Qc7+ Ka8 23. Bf3 Qd3+ 24. Kg1 Be4 25. Qf4 Bxf3 26. Qxf3 Qxb5 27. h4 Qd7 28. Kh2 Rc8 29. Rcd1 Qe7 30. Kh3 Rhd8 31. Qe4 g6 32. a4 a6 33. Rb1 Rd5 34. Rb6 Qc5 35. Rhb1 Rc7 36. R6b3 Ka7 37. Qf4 Rdd7 38. e4 Qd4 39. Rb4 Qd3+ 40. Kh2 Qd6 41. e5 Qc5 42. Re1 Rd5 43. Ree4 Qc1 44. Qf2+ Qc5 45. Qf4 Ka8 46. Qf6 h5 47. Qf4 Qe7 48. Rb6 Rdc5 49. Rbb4 Qd7 50. Red4 Rd5 51. Re4 Rd1 52. Qf3 Rd3 53. Qf4 Qd8 54. a5 Rd5 55. Qf3 Rxa5 56. Rb6 Qd5 57. Qf4 Qc5 58. Rb1 Rb5 59. Rd1 Ka7 60. Rdd4 Rb2 61. Rc4 Qb6 62. Rxc7 Qxc7 63. Rc4 Qd7 64. Qe3+ Ka8 65. Qc5 Rb5 66. Qf8+ Ka7 67. Rc8 Rxe5 68. Ra8+ Kb6 69. Rd8 Qc7 70. Rc8 Qd7 71. Rd8 Qc7 72. Rc8 Qd7 73. Rd8 Qb5 74. Qd6+ Ka7 75. Qb8+ Kb6 76. Qd6+ Ka5 77. Qa3+ Kb6 78. Qd6+ Ka7 79. Qb8+ Kb6 80. Qd6+ Ka5 81. Qa3+ Qa4 82. Qc3+ Kb6 83. Rd6+ Ka7 84. Qxe5 Qxh4+ 85. Kg1 Qe7 86. Qd4+ Kb8 87. Rd7 Qa3 88. Qf4+ Ka7 89. Qf2+ Kb8 90. Qxf7 Qa1+ 91. Kh2 Qe5+ 92. Kh3 Qf5+ 93. Qxf5 gxf5 94. Kg3 a5 95. Kf4 Ka7 96. Rd6 a4 97. Rxe6 b5 98. Ke3 a3 99. Kd4 b4 100. Kc4 a2 101. Re1 1-0

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2019.10.18"]
[Round "1.2"]
[White "Kozak, Alexander"]
[Black "Triapishko, Alexandr"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2230"]
[BlackElo "2514"]
[PlyCount "228"]
[EventDate "2019.10.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]
[WhiteTeam "Stavropol Region"]
[BlackTeam "SSHOR Vityaz (Vologda)"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 Bg4 6. Qb3 Qc7 7. Bg5 e6 8. Nd2 Nc6 9. Ngf3 Be7 10. 0-0 0-0 11. Rae1 Nh5 12. Bxe7 Qxe7 13. h3 Bxf3 14. Nxf3 g6 15. g3 Qc7 16. Kg2 Rab8 17. Ne5 b5 18. a3 Nxe5 19. Rxe5 Nf6 20. Qd1 a5 21. Qd2 b4 22. axb4 axb4 23. Rc1 Rfc8 24. Qg5 Qd8 25. Re3 bxc3 26. bxc3 Ne8 27. Qh6 Rb3 28. Rf3 Qe7 29. h4 f5 30. h5 Qg7 31. Qe3 Qf6 32. hxg6 hxg6 33. g4 Rcxc3 34. Rxc3 Rxc3 35. g5 Qe7 36. Qe5 Qxg5+ 37. Rg3 Qf6 38. Qb8 Qf7 39. Kh2 Kg7 40. Bb5 Rxg3 41. Bxe8 Qf6 42. Qxg3 Kh6 43. Qe3+ Kh7 44. Bd7 Kg7 45. Bxe6 Qh4+ 46. Kg2 Qg4+ 47. Kh2 Qh5+ 48. Kg1 Qd1+ 49. Kh2 Qh5+ 50. Qh3 Qe2 51. Qe3 Qh5+ 52. Kg1 Qd1+ 53. Kg2 Qg4+ 54. Kf1 Qd1+ 55. Qe1 Qxd4 56. Qe2 Kf6 57. Bd7 Qe4 58. Qb2+ d4 59. Bb5 Ke5 60. Ba6 Qh1+ 61. Ke2 Qe4+ 62. Kd2 Qf4+ 63. Ke1 Qe4+ 64. Be2 Kf6 65. Qb5 Kg5 66. Qd3 Kf6 67. Kd1 Qh1+ 68. Kd2 Qe4 69. Bf3 Qf4+ 70. Ke2 Qe5+ 71. Kf1 Qf4 72. Ke2 Qe5+ 73. Kd1 Qf4 74. Kc2 g5 75. Qe2 Qc7+ 76. Kd1 g4 77. Bd5 Qb6 78. Qc4 Qb1+ 79. Ke2 Qb2+ 80. Kf1 Kg5 81. Qc7 Qb5+ 82. Bc4 Qb1+ 83. Kg2 Qe4+ 84. Kg1 Qe1+ 85. Bf1 Qe4 86. Qd8+ Kg6 87. Qd6+ Kg5 88. Qd8+ Kg6 89. Qb6+ Kg5 90. Qb3 Kf6 91. Bd3 Qe6 92. Qb4 Qe5 93. Qf8+ Kg5 94. Qg8+ Kh6 95. Qf7 Kg5 96. Kg2 Qf6 97. Qg8+ Kh4 98. Qh7+ Kg5 99. Qd7 Qe5 100. Qf7 Qf6 101. Qd5 Kf4 102. Bc2 Kg5 103. Kg3 Kg6 104. Qg8+ Kh6 105. Kf4 d3 106. Bxd3 Qd4+ 107. Kxf5 Qxd3+ 108. Kxg4 Qd1+ 109. Kf4 Qd4+ 110. Kg3 Qe5+ 111. Kg2 Qe4+ 112. Kh2 Qh4+ 113. Kg1 Qg5+ 114. Qxg5+ Kxg5 1/2-1/2

[Event "RUS-ch blitz"]
[Site "Sochi"]
[Date "2019.10.17"]
[Round "8"]
[White "Derjabin, Ilja"]
[Black "Kozak, Alexander"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "2333"]
[BlackElo "2230"]
[PlyCount "136"]
[EventDate "2019.10.17"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 e5 5. d5 Ne7 6. Nge2 0-0 7. Ng3 f5 8. exf5 Nxf5 9. Bd3 a5 10. 0-0 Na6 11. Nxf5 Bxf5 12. Bxf5 gxf5 13. f4 e4 14. Be3 Nc5 15. Qe2 Nd3 16. Rab1 c6 17. Kh1 Kh8 18. Nd1 cxd5 19. cxd5 Qe8 20. Nf2 Nxf2+ 21. Qxf2 Qb5 22. Rfd1 Rf6 23. Rbc1 Rg6 24. Rc7 Qxb2 25. Qxb2 Bxb2 26. Rxb7 Bg7 27. Rc1 Kg8 28. a4 h5 29. Kg1 h4 30. Kf2 Rg4 31. Rcc7 Bf6 32. Rc6 Rd8 33. Rbb6 Be7 34. Rc7 Bf6 35. Rbb7 Bg7 36. h3 Rg6 37. Bb6 Re8 38. Be3 Rd8 39. Rd7 Rc8 40. Rdc7 Rd8 41. Rc6 Bf8 42. Bd4 Bh6 43. Be3 Bg7 44. Rbb6 Bf8 45. Rb7 Bg7 46. Bb6 Re8 47. Be3 Rd8 48. Rcc7 Bf8 49. Kf1 Rg3 50. Kf2 Rg6 51. Rf7 Rc8 52. Rfc7 Rd8 53. Rc6 Bg7 54. Rb5 Ra8 55. Rc7 Bf8 56. Bb6 Rb8 57. Bxa5 Ra8 58. Rc4 Rg3 59. Bc3 e3+ 60. Kf1 Re8 61. Be1 e2+ 62. Kg1 Rd3 63. Rc1 Rd1 64. Rbb1 Rxc1 65. Rxc1 Bh6 66. Rc4 Rb8 67. Kf2 Rb2 68. a5 Ra2 1/2-1/2

[Event "RUS-ch blitz"]
[Site "Sochi"]
[Date "2019.10.17"]
[Round "2"]
[White "Khegay, Dmitriy"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2509"]
[BlackElo "2230"]
[PlyCount "37"]
[EventDate "2019.10.17"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 Qe7 6. Nbd2 a5 7. 0-0 d6 8. Re1 h6 9. Nf1 Nh5 10. d4 Ba7 11. h3 0-0 12. Ne3 Kh8 13. Nd5 Qd8 14. Nxe5 dxe5 15. Qxh5 exd4 16. Bxh6 Kg8 17. Bg5 Qd6 18. e5 Qc5 19. Nf6+ 1-0

[Event "RUS-ch blitz"]
[Site "Sochi"]
[Date "2019.10.17"]
[Round "4"]
[White "Kokarev, Dmitry"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2593"]
[BlackElo "2230"]
[PlyCount "109"]
[EventDate "2019.10.17"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 g6 4. h3 Bg7 5. Nf3 Nh6 6. Bf4 0-0 7. Qd2 dxe4 8. Nxe4 Nf5 9. c3 Nd6 10. Nc5 Nd7 11. Nxd7 Bxd7 12. Bh6 Bf5 13. Bxg7 Kxg7 14. Be2 Ne4 15. Qe3 Nf6 16. Ne5 Rc8 17. 0-0 Qd6 18. b4 Rfd8 19. a3 b6 20. Rfd1 Qc7 21. Bc4 Nd5 22. Qe1 Be6 23. Bf1 Nf6 24. c4 h5 25. Rac1 a5 26. d5 Bd7 27. dxc6 Bxc6 28. Nxc6 Qxc6 29. Qxe7 Rxd1 30. Rxd1 axb4 31. axb4 Re8 32. Qd6 Qa4 33. Rc1 Qa3 34. Qd2 Ne4 35. Qd4+ Nf6 36. Qc3 Qxc3 37. Rxc3 Re1 38. f3 h4 39. Kf2 Rb1 40. b5 Nd7 41. Rd3 Nc5 42. Rd6 Na4 43. Bd3 Rb2+ 44. Kg1 Nc5 45. Be4 Na4 46. Rd7 Nc3 47. Bd5 Ne2+ 48. Kf2 Nf4+ 49. Ke3 Nxg2+ 50. Kd4 Ne1 51. Rxf7+ Kh6 52. Be4 Ng2 53. Rf6 Kg5 54. Rxg6+ Kf4 55. Rg4# 1-0

[Event "RUS-ch blitz"]
[Site "Sochi"]
[Date "2019.10.17"]
[Round "15"]
[White "Kozak, Alexander"]
[Black "Oganian, Miran"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2230"]
[BlackElo "2436"]
[PlyCount "127"]
[EventDate "2019.10.17"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c3 c5 4. dxc5 Na6 5. Be3 Qc7 6. Bxa6 bxa6 7. Ne2 Nf6 8. f3 0-0 9. 0-0 a5 10. a4 Rd8 11. Na3 Ba6 12. Nb5 Qb7 13. c4 Ne8 14. Qd2 d6 15. Rfd1 Qc6 16. Qxa5 Bxb2 17. Ned4 Qc8 18. Rab1 dxc5 19. Rxb2 Bxb5 20. cxb5 cxd4 21. Rxd4 Rxd4 22. Bxd4 Qc1+ 23. Kf2 Nd6 24. Qc3 Qf4 25. Qe3 Qxh2 26. Rc2 Qh4+ 27. Kg1 Qg3 28. Qf2 Qg5 29. Bxa7 h5 30. Be3 Qe5 31. Ra2 Qc3 32. Qd2 Qc4 33. b6 Rxa4 34. Rxa4 Qxa4 35. Qb2 Nc4 36. Qb1 Nd6 37. b7 Nxb7 38. Qxb7 Qa1+ 39. Kf2 Qe5 40. Qd5 Qh2 41. Qd8+ Kh7 42. Bd4 e5 43. Be3 h4 44. Qg5 Kg8 45. Qf6 Qg3+ 46. Kf1 h3 47. gxh3 Qxh3+ 48. Ke2 Qg2+ 49. Bf2 Qh2 50. Qe7 Kg7 51. Qg5 Kg8 52. Qg3 Qh5 53. Bc5 f6 54. Be3 Kf7 55. Qg4 Qh2+ 56. Kd3 Qb2 57. Qd7+ Kg8 58. Qe6+ Kg7 59. Qe7+ Kg8 60. Qxf6 Qb5+ 61. Kd2 Qb2+ 62. Ke1 Qc3+ 63. Kf2 Qc2+ 64. Kg3 0-1

[Event "RUS-ch rapid"]
[Site "Sochi"]
[Date "2019.10.15"]
[Round "3"]
[White "Kozak, Alexander"]
[Black "Yudin, Sergei"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2230"]
[BlackElo "2497"]
[PlyCount "70"]
[EventDate "2019.10.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. f3 c5 4. c3 Qc7 5. Be3 g6 6. Qd2 Bg7 7. Bh6 0-0 8. Ne2 Nc6 9. Bxg7 Kxg7 10. g4 h5 11. g5 Nd7 12. f4 e6 13. Na3 cxd4 14. Nb5 Qb6 15. Nxd6 e5 16. cxd4 exd4 17. Bg2 Nc5 18. Nxd4 Nxe4 19. Bxe4 Nxd4 20. 0-0-0 Qxd6 21. Qxd4+ Qxd4 22. Rxd4 Be6 23. Bxb7 Rab8 24. Bd5 Rfc8+ 25. Kb1 Bf5+ 26. Ka1 Rc2 27. Bb3 Rf2 28. h4 Re8 29. Ra4 Re7 30. Bd5 Rh2 31. Rc1 Rxh4 32. Rac4 Rh2 33. b4 Rd2 34. Rc5 h4 35. a4 Re3 0-1

[Event "Grozny Kadyrov Memorial rapid"]
[Site "Grozny"]
[Date "2019.06.10"]
[Round "9"]
[White "Kardashev, Kamil"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2200"]
[BlackElo "2235"]
[PlyCount "95"]
[EventDate "2019.06.09"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 f5 4. 0-0 Nf6 5. c4 0-0 6. Nc3 d6 7. d3 e5 8. Rb1 a5 9. a3 Nc6 10. b4 axb4 11. axb4 h6 12. b5 Ne7 13. Bb2 g5 14. Ra1 Rb8 15. c5 Ng6 16. Qb3+ Kh8 17. cxd6 cxd6 18. Nd2 f4 19. Nde4 Ne7 20. Nxf6 Rxf6 21. Ne4 Rg6 22. Rfc1 d5 23. Nd2 Be6 24. Qb4 h5 25. Qc5 Bg4 26. Nf3 Bxf3 27. Bxf3 g4 28. Bg2 Qd7 29. Qc7 Qd6 30. Qxd6 Rxd6 31. Rc7 Re6 32. Ra7 e4 33. Bxg7+ Kxg7 34. dxe4 dxe4 35. gxf4 Kf6 36. Raxb7 Rd8 37. Rc1 e3 38. fxe3 Rxe3 39. Kf2 Rb3 40. b6 Rd4 41. Rb8 Rxf4+ 42. Ke1 Rfb4 43. b7 Ng6 44. Rc6+ Kf5 45. Rc5+ Kf4 46. Re8 h4 47. b8Q+ Rxb8 48. Re4# 1-0

[Event "Grozny Kadyrov Memorial rapid"]
[Site "Grozny"]
[Date "2019.06.10"]
[Round "8"]
[White "Kozak, Alexander"]
[Black "Ivlev, Aleksey"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2235"]
[BlackElo "2296"]
[PlyCount "91"]
[EventDate "2019.06.09"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 g6 3. c3 Bg7 4. Bd3 d5 5. e5 Nh6 6. Bf4 f6 7. Nf3 0-0 8. exf6 exf6 9. 0-0 Na6 10. Re1 Nc7 11. Nbd2 Ne6 12. Bg3 Bd7 13. a4 Nf7 14. a5 c5 15. dxc5 Nxc5 16. Bc2 Re8 17. Nb3 Rxe1+ 18. Qxe1 Ne4 19. Bxe4 dxe4 20. Qxe4 Bc6 21. Qe3 Qd5 22. Nbd4 Re8 23. Qd2 Bd7 24. b3 Ng5 25. Nxg5 fxg5 26. f3 g4 27. fxg4 Bxg4 28. Re1 Rc8 29. Bf2 Qxa5 30. Qf4 Bd7 31. Qd6 Qc7 32. Qd5+ Kh8 33. Re7 Rd8 34. Qf7 Rg8 35. Rxd7 Qxc3 36. g3 Qc1+ 37. Kg2 Qb1 38. Qe7 b5 39. Rxa7 g5 40. Nf3 g4 41. Ng5 h6 42. Nf7+ Kh7 43. Nd6 Qxb3 44. Qe4+ Kh8 45. Nf7+ Qxf7 46. Rxf7 1-0

[Event "Grozny Kadyrov Memorial rapid"]
[Site "Grozny"]
[Date "2019.06.10"]
[Round "10"]
[White "Kozak, Alexander"]
[Black "Zelenskaya, Anastasiya"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2235"]
[BlackElo "1826"]
[PlyCount "57"]
[EventDate "2019.06.09"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nf6 6. Be2 Nc6 7. 0-0 Be7 8. c4 Qd8 9. dxc5 Qxd1 10. Rxd1 Bxc5 11. Nc3 Ke7 12. a3 e5 13. Bg5 Be6 14. Nd5+ Bxd5 15. Rxd5 Bd6 16. b4 Ke6 17. Bxf6 gxf6 18. Nh4 h5 19. Bd3 Nd4 20. Re1 Nc6 21. Bf5+ Ke7 22. c5 Bb8 23. Rd7+ Kf8 24. Rxb7 Nd4 25. Be4 a6 26. Rb6 Bc7 27. Bxa8 Bxb6 28. cxb6 Ke7 29. Be4 1-0

[Event "Grozny Kadyrov Memorial rapid"]
[Site "Grozny"]
[Date "2019.06.10"]
[Round "7"]
[White "Tomilova, Elena"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "A90"]
[WhiteElo "2289"]
[BlackElo "2235"]
[PlyCount "70"]
[EventDate "2019.06.09"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. g3 f5 4. Bg2 Nf6 5. c4 c6 6. 0-0 Bd6 7. b3 Qe7 8. Bb2 Nbd7 9. Nbd2 0-0 10. Qc2 Ne4 11. Ne5 a5 12. a3 g5 13. Nxe4 fxe4 14. f3 Nxe5 15. dxe5 Bc5+ 16. Kh1 exf3 17. exf3 Bd7 18. Qd2 dxc4 19. bxc4 Be8 20. Rad1 Bg6 21. Qc3 a4 22. Bh3 Bf5 23. Bg4 Rad8 24. Bxf5 Rxf5 25. Rd6 Kf7 26. g4 Rf4 27. Qd3 Bxd6 28. exd6 Rxd6 29. Qxh7+ Ke8 30. Qg6+ Qf7 31. Qxg5 Rxf3 32. Rg1 Rf2 33. Qh5 Qxh5 34. gxh5 Rxb2 35. h6 Rdd2 0-1

[Event "Grozny Kadyrov Memorial rapid"]
[Site "Grozny"]
[Date "2019.06.10"]
[Round "11"]
[White "Yandarbiev, Ruslan"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "C63"]
[WhiteElo "2270"]
[BlackElo "2235"]
[PlyCount "75"]
[EventDate "2019.06.09"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 Nf6 5. 0-0 d6 6. Nc3 Be7 7. exf5 Bxf5 8. d4 e4 9. d5 exf3 10. dxc6 fxg2 11. cxb7+ Kf7 12. Re1 Rb8 13. Bc6 Bd7 14. Bxg2 c6 15. Bf4 Qc7 16. Qd4 Rxb7 17. Rad1 Bg4 18. Qc4+ Kg6 19. Rd4 Rd8 20. Bxc6 Rc8 21. Qd3+ Bf5 22. Qg3+ Kf7 23. Bxb7 Qxb7 24. Bxd6 Bd8 25. Qe5 Bh3 26. Ne4 h6 27. Qg3 Bf5 28. Be5 Bxe4 29. Rdxe4 Rxc2 30. R4e2 Rc4 31. Qd3 Rg4+ 32. Bg3 Qb6 33. Re6 Qa5 34. R1e5 Qc7 35. Re2 Qc1+ 36. Kg2 Bb6 37. Rxf6+ gxf6 38. Qd7+ 1-0

[Event "Grozny Kadyrov Memorial rapid"]
[Site "Grozny"]
[Date "2019.06.09"]
[Round "6"]
[White "Kozak, Alexander"]
[Black "Daurbekov, Murad"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2235"]
[BlackElo "2063"]
[PlyCount "98"]
[EventDate "2019.06.09"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 d6 6. exd6 Qxd6 7. Nxd4 a6 8. Be2 e5 9. Nb3 Nc6 10. 0-0 Be7 11. Bf3 Be6 12. N1d2 Nf6 13. Qe2 0-0 14. Nc4 Bxc4 15. Qxc4 Rac8 16. Qe2 Rfe8 17. g3 Bf8 18. Rd1 Qc7 19. Bg5 e4 20. Bg2 Qe5 21. Bf4 Qf5 22. Nd4 Nxd4 23. Rxd4 Bc5 24. Rd2 Nd5 25. Bh3 Nxf4 26. Bxf5 Nxe2+ 27. Rxe2 Rc7 28. Rd1 e3 29. Kf1 g6 30. Bc2 Ree7 31. fxe3 Rxe3 32. Rxe3 Bxe3 33. a4 a5 34. Rd5 Bc5 35. g4 Kg7 36. h4 b6 37. Ke2 Be7 38. h5 h6 39. hxg6 fxg6 40. Kf3 Kf6 41. Rd4 Bc5 42. Rd5 Re7 43. Be4 Re6 44. Rd8 Rd6 45. Rb8 Ke5 46. Re8+ Kf6 47. Rb8 Ke5 48. Re8+ Kf6 49. Rb8 Ke5 1/2-1/2

[Event "Grozny Kadyrov Memorial rapid"]
[Site "Grozny"]
[Date "2019.06.09"]
[Round "4"]
[White "Kozak, Alexander"]
[Black "Debziev, Dzhabrail"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2235"]
[BlackElo "2106"]
[PlyCount "115"]
[EventDate "2019.06.09"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Bc4 g6 5. Nf3 Bg7 6. 0-0 0-0 7. Re1 Nc6 8. c3 h6 9. Nbd2 Be6 10. Bf1 Nb6 11. a4 a5 12. Ne4 Bc4 13. Nc5 Bxf1 14. Kxf1 Rb8 15. Qb3 Re8 16. Bf4 e6 17. Rad1 Nd5 18. Bg3 b6 19. Nd3 Rc8 20. h3 g5 21. c4 Ndb4 22. d5 exd5 23. Rxe8+ Qxe8 24. cxd5 Nxd3 25. dxc6 Nb4 26. Rd7 Nxc6 27. Rxc7 Nd4 28. Qxb6 Rxc7 29. Qxc7 Nxf3 30. gxf3 Qxa4 31. Qb8+ Kh7 32. b3 Qd7 33. Kg2 a4 34. bxa4 Qxa4 35. Qb7 Qd4 36. Qe4+ Kg8 37. Qe8+ Bf8 38. Be5 Qc5 39. Bb2 Qe7 40. Qc8 f6 41. Qf5 Kg7 42. Bc3 Qf7 43. f4 gxf4 44. Kf3 Qb7+ 45. Ke2 f3+ 46. Ke3 Qc6 47. Bd4 Ba3 48. Qg4+ Kf7 49. Qh5+ Kg7 50. Qg4+ Kf7 51. Qh5+ Kg7 52. Qxf3 Bc1+ 53. Ke2 Qxf3+ 54. Kxf3 Kg6 55. Kg4 h5+ 56. Kf3 Kf5 57. Bc3 Bh6 58. Bd4 1/2-1/2

[Event "Grozny Kadyrov Memorial rapid"]
[Site "Grozny"]
[Date "2019.06.09"]
[Round "2"]
[White "Kozak, Alexander"]
[Black "Ireziev, Ibragim"]
[Result "1-0"]
[ECO "C62"]
[WhiteElo "2235"]
[BlackElo "1761"]
[PlyCount "89"]
[EventDate "2019.06.09"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 d6 5. d4 exd4 6. Nxd4 Bd7 7. Bxc6 Bxc6 8. Nxc6 bxc6 9. Qf3 Nd7 10. Qc3 c5 11. f4 Qf6 12. e5 Qf5 13. exd6 Bxd6 14. Qxg7 0-0-0 15. Qc3 Rhg8 16. Qf3 Kb8 17. Nc3 Nf8 18. Kh1 Ne6 19. Be3 Be7 20. Qe4 Qxe4 21. Nxe4 f5 22. Ng3 Rdf8 23. Rad1 Bh4 24. Rf3 Bxg3 25. hxg3 Rd8 26. Rxd8+ Rxd8 27. Rf1 Rg8 28. Kh2 Rd8 29. Kh3 Kb7 30. g4 fxg4+ 31. Kxg4 Rg8+ 32. Kh3 Kc6 33. c4 Nd4 34. f5 Kd6 35. g4 Ke5 36. Bf4+ Ke4 37. Bxc7 Nf3 38. Bd6 Nd2 39. Rf4+ Ke3 40. f6 Rg6 41. f7 Rh6+ 42. Kg2 Rxd6 43. f8Q Re6 44. Rf3+ Kd4 45. Qd8+ 1-0

[Event "Grozny Kadyrov Memorial rapid"]
[Site "Grozny"]
[Date "2019.06.09"]
[Round "3"]
[White "Lingur, Zalina"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2096"]
[BlackElo "2235"]
[PlyCount "86"]
[EventDate "2019.06.09"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 g6 4. c3 Bg7 5. Bd3 Nh6 6. h3 0-0 7. Ngf3 f6 8. 0-0 Nf7 9. c4 e6 10. Re1 a5 11. b3 Na6 12. a3 Nc7 13. Bb2 f5 14. exf5 exf5 15. Ne5 Nd6 16. c5 Ne4 17. f3 Ng3 18. Nf1 Nh5 19. g3 f4 20. g4 Nf6 21. Bc1 Nd7 22. Qc2 Nxe5 23. dxe5 Ne6 24. Bb2 b6 25. b4 bxc5 26. bxc5 Qe7 27. Rac1 Ba6 28. Bxa6 Rxa6 29. a4 Rb8 30. Nd2 Qxc5+ 31. Qxc5 Nxc5 32. Rxc5 Rxb2 33. Nb1 Bf8 34. Rcc1 Bb4 35. Red1 Kf7 36. Nc3 Ke6 37. Kf1 Kxe5 38. Ne2 c5 39. Nc3 Bxc3 40. Rxc3 c4 41. h4 Rab6 42. h5 gxh5 43. gxh5 Rb1 0-1

[Event "Grozny Kadyrov Memorial rapid"]
[Site "Grozny"]
[Date "2019.06.09"]
[Round "1"]
[White "Pecherkin, Mikhail"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1346"]
[BlackElo "2235"]
[PlyCount "44"]
[EventDate "2019.06.09"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. e4 d6 4. Nc3 c6 5. Bc4 Qc7 6. Qe2 b5 7. Bb3 a5 8. a3 a4 9. Ba2 Ba6 10. Bxf7+ Kxf7 11. Ng5+ Ke8 12. Ne6 Qc8 13. Nxg7+ Kf8 14. Nh5 gxh5 15. Qxh5 Qe8 16. Bh6+ Nxh6 17. Qxh6+ Kg8 18. 0-0-0 Qg6 19. Qf4 Kg7 20. Rd3 Rf8 21. Qh4 Qh6+ 22. Re3 Qxh4 0-1

[Event "Grozny Kadyrov Memorial rapid"]
[Site "Grozny"]
[Date "2019.06.09"]
[Round "5"]
[White "Skorchenko, Dmitry"]
[Black "Kozak, Alexander"]
[Result "1/2-1/2"]
[ECO "C60"]
[WhiteElo "2485"]
[BlackElo "2235"]
[PlyCount "8"]
[EventDate "2019.06.09"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. 0-0 Ng8 1/2-1/2

[Event "Stavropol Cup"]
[Site "Stavropol"]
[Date "2019.05.12"]
[Round "8"]
[White "Kozak, Alexander"]
[Black "Frolov, Andrey"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2235"]
[BlackElo "2120"]
[PlyCount "76"]
[EventDate "2019.05.11"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c3 d6 4. Bd3 Nf6 5. f4 0-0 6. Nf3 c6 7. 0-0 Nbd7 8. e5 Nd5 9. Qe1 N7b6 10. Qh4 e6 11. Qh3 c5 12. Ng5 h6 13. Ne4 cxd4 14. Nxd6 dxc3 15. Nxc3 Nxc3 16. bxc3 Qc7 17. c4 Na4 18. Be3 Nc5 19. Bc2 b6 20. Rae1 Bd7 21. Qg3 h5 22. Bd4 Rad8 23. Ba1 Bc6 24. f5 exf5 25. Bxf5 Qe7 26. Bc2 h4 27. Qg4 Bd7 28. Qf3 Be6 29. Qa3 Rd7 30. Bc3 Qg5 31. Rf2 Rfd8 32. Bd2 Qe7 33. Bc3 Qg5 34. Ba4 Rc7 35. Bd2 Qe7 36. Bc2 Nb7 37. Bf4 Nc5 38. Qe3 Qe8 1-0

[Event "Stavropol Cup"]
[Site "Stavropol"]
[Date "2019.05.12"]
[Round "6"]
[White "Kozak, Alexander"]
[Black "Sharapan, Dmitry"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2235"]
[PlyCount "108"]
[EventDate "2019.05.11"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 Nc6 7. Bc4 Bb4+ 8. Bd2 Bxd2+ 9. Nbxd2 Nf4 10. Ne4 d5 11. Nd6+ Kf8 12. Bf1 f6 13. Qd2 Qa5 14. Qxa5 Nxa5 15. Rc1 Nc6 16. b4 a6 17. a4 Bd7 18. b5 axb5 19. axb5 Nb4 20. Rc7 Ke7 21. Nxb7 Ra1+ 22. Kd2 Rha8 23. Nc5 R8a3 24. Rxd7+ Ke8 25. Bc4 Rxh1 26. Bb3 Rxb3 27. Rxg7 Rxf3 28. gxf3 fxe5 29. b6 Nc6 30. b7 Rb1 31. Rc7 Na5 32. dxe5 d4 33. Rxh7 Nc4+ 34. Kc2 Na3+ 35. Kd2 Nc4+ 36. Kc2 Rb2+ 37. Kd1 Rb1+ 38. Kc2 Rb2+ 39. Kd1 Rb1+ 40. Kc2 Rb2+ 41. Kd1 Rb1+ 42. Kc2 Rb2+ 43. Kd1 Rb1+ 44. Kc2 Rb2+ 45. Kc1 d3 46. b8Q+ Rxb8 47. Rh8+ Ke7 48. Rxb8 Ne2+ 49. Kb1 Nc3+ 50. Ka1 d2 51. Rb7+ Ke8 52. Rb8+ Kf7 53. Rb7+ Kg6 54. Rd7 Nd5 0-1

[Event "Stavropol Cup"]
[Site "Stavropol"]
[Date "2019.05.12"]
[Round "9"]
[White "Pshmahov, Osman"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "D94"]
[WhiteElo "2175"]
[BlackElo "2235"]
[PlyCount "110"]
[EventDate "2019.05.11"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. e3 Nf6 5. Nf3 0-0 6. Be2 cxd4 7. exd4 d5 8. 0-0 Nc6 9. c5 Ne4 10. Be3 Nxc3 11. bxc3 b6 12. cxb6 axb6 13. Qb3 Na5 14. Qb4 Ba6 15. Bxa6 Rxa6 16. Nd2 Qd7 17. Rfc1 Rc8 18. Rab1 e6 19. g3 Nc4 20. Nxc4 Rxc4 21. Qb5 Qxb5 22. Rxb5 h5 23. Rcb1 Rc6 24. R1b3 Bf8 25. Bg5 Bd6 26. Bd8 Bc7 27. Bxc7 Rxc7 28. Rxb6 Rxb6 29. Rxb6 Rxc3 30. Rb4 Ra3 31. Rb2 Ra4 32. Rd2 g5 33. h4 gxh4 34. gxh4 Kg7 35. Kg2 Kg6 36. Kg3 Kf5 37. f3 f6 38. Kh3 Kf4 39. Rg2 Rxd4 40. Rg6 Kf5 41. Rh6 Rd3 42. Kg3 e5 43. Kf2 d4 44. a4 Ra3 45. Rxh5+ Kf4 46. Rh6 Rxf3+ 47. Ke2 f5 48. a5 Ra3 49. a6 e4 50. Rd6 Ra2+ 51. Kd1 Ke3 52. h5 d3 53. Kc1 d2+ 54. Kd1 Ra1+ 55. Kc2 Rc1+ 0-1

[Event "Stavropol Cup"]
[Site "Stavropol"]
[Date "2019.05.12"]
[Round "7"]
[White "Tekeyev, Zaur"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2386"]
[BlackElo "2235"]
[PlyCount "47"]
[EventDate "2019.05.11"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Nbd7 4. Nf3 Nxd5 5. d4 c6 6. Be2 e6 7. 0-0 Bd6 8. Re1 0-0 9. c4 Nf4 10. Bf1 c5 11. dxc5 Nxc5 12. g3 Ng6 13. Nc3 a5 14. Nb5 Be7 15. Be3 b6 16. Qe2 Bb7 17. Rad1 Qb8 18. Bg2 Rd8 19. Rxd8+ Qxd8 20. h4 Be4 21. Bxc5 Bd3 22. Bxe7 Bxe2 23. Bxd8 Bxc4 24. Nd2 1-0

[Event "Stavropol Cup"]
[Site "Stavropol"]
[Date "2019.05.11"]
[Round "4"]
[White "Kozak, Alexander"]
[Black "Ryazanov, Nikolay"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2235"]
[BlackElo "1667"]
[PlyCount "45"]
[EventDate "2019.05.11"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. h4 Qb6 7. dxc5 Qxc5 8. h5 h6 9. Be3 Qa5 10. g4 Qc7 11. Bf4 Bd7 12. Bd3 0-0-0 13. Na3 Na5 14. Qe2 b6 15. Rc1 Kb8 16. b4 Nb7 17. 0-0 Nc6 18. Nb5 Qc8 19. a3 a6 20. Nbd4 b5 21. a4 bxa4 22. Bxa6 Na7 23. c4 1-0

[Event "Stavropol Cup"]
[Site "Stavropol"]
[Date "2019.05.11"]
[Round "1"]
[White "Kusimov, Gennady"]
[Black "Kozak, Alexander"]
[Result "1/2-1/2"]
[ECO "B10"]
[BlackElo "2235"]
[PlyCount "81"]
[EventDate "2019.05.11"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c6 2. Qe2 d5 3. d3 g6 4. Nc3 Bg7 5. f4 d4 6. Nd1 e5 7. Nf3 Nd7 8. g3 Ne7 9. Bg2 c5 10. b3 Nc6 11. a4 0-0 12. 0-0 a6 13. Nb2 Rb8 14. Nc4 b5 15. axb5 axb5 16. Ncxe5 Ndxe5 17. Nxe5 Nxe5 18. fxe5 Bxe5 19. Bf4 Qc7 20. Qf2 Be6 21. Bxe5 Qxe5 22. Qf4 Qxf4 23. gxf4 Ra8 24. e5 Rxa1 25. Rxa1 c4 26. bxc4 bxc4 27. dxc4 Bxc4 28. Ra8 Rxa8 29. Bxa8 d3 30. cxd3 Bxd3 31. Kf2 Kg7 32. Ke3 Bf5 33. Bf3 h6 34. h4 Be6 35. Kf2 f6 36. exf6+ Kxf6 37. Be4 Bf5 38. Bd5 Ke7 39. Ke3 Kf6 40. Kf2 Bc2 41. Kg3 1/2-1/2

[Event "Stavropol Cup"]
[Site "Stavropol"]
[Date "2019.05.11"]
[Round "5"]
[White "Lyahov, Pavel"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2118"]
[BlackElo "2235"]
[PlyCount "62"]
[EventDate "2019.05.11"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 g6 4. h3 Bg7 5. Nf3 Nh6 6. Be2 0-0 7. 0-0 f6 8. Bf4 Nf7 9. exd5 cxd5 10. Bg3 Nc6 11. Re1 a6 12. a4 Re8 13. Bf1 b6 14. Rb1 Nb4 15. Qd2 e5 16. dxe5 fxe5 17. Rbd1 Bh6 18. Qe2 Bf5 19. Nxe5 Nxe5 20. Bxe5 Bf4 21. Bxf4 Rxe2 22. Rxe2 Bxc2 23. Rd4 Qf8 24. Rxb4 Qxb4 25. Rxc2 Qxf4 26. Nxd5 Qe5 27. Nxb6 Ra7 28. Bc4+ Kg7 29. b3 Qe1+ 30. Kh2 Qd1 31. Re2 Qd6+ 0-1

[Event "Stavropol Cup"]
[Site "Stavropol"]
[Date "2019.05.11"]
[Round "3"]
[White "Nechaev, Oleg"]
[Black "Kozak, Alexander"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2371"]
[BlackElo "2235"]
[PlyCount "23"]
[EventDate "2019.05.11"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Qa5+ 10. Bd2 Qd8 11. Bg5 Qa5+ 12. Bd2 1/2-1/2

[Event "Sochi Amateur op 6th"]
[Site "Sochi"]
[Date "2019.04.13"]
[Round "9"]
[White "Bondarev, Boris"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1923"]
[BlackElo "2264"]
[PlyCount "65"]
[EventDate "2019.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. a3 Nc6 3. b4 cxb4 4. axb4 Nxb4 5. d4 e6 6. Na3 d5 7. c3 Nc6 8. Nb5 dxe4 9. d5 exd5 10. Bf4 Be6 11. Nc7+ Kd7 12. Nxa8 Qxa8 13. Bb5 Bc5 14. Ne2 Nge7 15. c4 Bb4+ 16. Kf1 Rd8 17. Qa4 a5 18. cxd5 Nxd5 19. Qc2 Nxf4 20. Nxf4 Ke7 21. Nxe6 fxe6 22. Bxc6 bxc6 23. Qxe4 h6 24. h4 c5 25. Qg4 Kf7 26. Rh3 Qa6+ 27. Kg1 Kg8 28. Qg6 Qe2 29. Rg3 Qe5 30. Rf1 a4 31. f4 Qd4+ 32. Kh2 a3 33. Rd1 1-0

[Event "Sochi Amateur op 6th"]
[Site "Sochi"]
[Date "2019.04.12"]
[Round "8"]
[White "Kozak, Alexander"]
[Black "Pogorelskikh, Sofia"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2264"]
[BlackElo "2053"]
[PlyCount "100"]
[EventDate "2019.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 d5 8. exd6 Qxd6 9. 0-0 Be6 10. Na3 dxc3 11. Qe2 Bxb3 12. axb3 Qb8 13. Nb5 e6 14. g3 Qc8 15. bxc3 a6 16. Nbd4 Nxd4 17. Nxd4 Be7 18. c4 0-0 19. Ra5 Bf6 20. Nf3 Nd7 21. Rh5 Re8 22. Ng5 Bxg5 23. Rxg5 f6 24. Rg4 Nf8 25. Re4 e5 26. Re1 Ne6 27. f4 Nc5 28. Re3 e4 29. Rd1 f5 30. Rd5 Rd8 31. Bb2 Rxd5 32. cxd5 Nd3 33. Kg2 Qd7 34. Be5 Qxd5 35. g4 Re8 36. Qc2 fxg4 37. Kg3 g5 38. Kxg4 Nxe5+ 39. fxe5 Qxe5 40. Kh5 Qf4 41. Qc4+ Kg7 42. Qd4+ Re5 43. Qd7+ Qf7+ 44. Qxf7+ Kxf7 45. h4 Kf6 46. Kg4 gxh4 47. Kxh4 Kf5 48. Kg3 Rd5 49. Re1 Rd3+ 50. Kf2 Rxb3 0-1

[Event "Sochi Amateur op 6th"]
[Site "Sochi"]
[Date "2019.04.11"]
[Round "7"]
[White "Iljin, Timofey"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "E49"]
[WhiteElo "2320"]
[BlackElo "2264"]
[PlyCount "49"]
[EventDate "2019.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 0-0 7. cxd5 exd5 8. Bd3 b6 9. Ne2 Ba6 10. Bxa6 Nxa6 11. Qd3 Qc8 12. 0-0 Nb8 13. f3 Re8 14. Ng3 Qb7 15. Bd2 c5 16. e4 dxe4 17. fxe4 Nxe4 18. Rae1 Nf6 19. Rxf6 Rxe1+ 20. Bxe1 gxf6 21. Nf5 Kf8 22. Qe3 Qd7 23. Qh6+ Ke8 24. Qxf6 Qd8 25. Qe5+ 1-0

[Event "Sochi Amateur op 6th"]
[Site "Sochi"]
[Date "2019.04.10"]
[Round "5"]
[White "Gochelashvili, David"]
[Black "Kozak, Alexander"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2387"]
[BlackElo "2264"]
[PlyCount "105"]
[EventDate "2019.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nf3 c6 4. h3 d5 5. e5 Nh6 6. Bf4 f6 7. Bd3 Nf7 8. Qe2 fxe5 9. dxe5 e6 10. h4 c5 11. c4 Nc6 12. Nc3 d4 13. Ne4 Ncxe5 14. Nxe5 Nxe5 15. Bxe5 Bxe5 16. h5 Rg8 17. Kf1 Qe7 18. Re1 Bd7 19. Nxc5 Qxc5 20. Qxe5 Qxe5 21. Rxe5 0-0-0 22. hxg6 hxg6 23. Rh4 Rh8 24. Rxd4 Rh1+ 25. Ke2 Ra1 26. Ra5 e5 27. Rh4 g5 28. Rh6 Bc6 29. f3 Kb8 30. Rg6 Rd4 31. Rg8+ Kc7 32. Rxe5 Rxa2 33. Ke3 Rd7 34. Rexg5 Rxb2 35. R8g7 Rxg7 36. Rxg7+ Kb6 37. g4 a5 38. Rg8 Kc5 39. Be4 Bxe4 40. Kxe4 Kxc4 41. Ra8 Kb4 42. g5 Rg2 43. Kf5 a4 44. g6 b5 45. Kf6 Ka3 46. g7 b4 47. f4 b3 48. g8Q Rxg8 49. Rxg8 b2 50. Rb8 Ka2 51. f5 b1Q 52. Rxb1 Kxb1 53. Ke7 1/2-1/2

[Event "Sochi Amateur op 6th"]
[Site "Sochi"]
[Date "2019.04.10"]
[Round "6"]
[White "Kozak, Alexander"]
[Black "Martinovici, Ilie"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2264"]
[BlackElo "2378"]
[PlyCount "63"]
[EventDate "2019.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bd3 Qb6 7. dxc5 Bxc5 8. 0-0 Qc7 9. Qe2 Nge7 10. Bf4 f5 11. Be3 Bb6 12. Bxb6 Qxb6 13. Na3 0-0 14. Nb5 Ng6 15. g3 a6 16. Nbd4 Nge7 17. b4 Nxd4 18. Nxd4 Rfc8 19. Rac1 a5 20. a3 Nc6 21. Nb5 axb4 22. axb4 Re8 23. Nd6 Re7 24. b5 Na5 25. Ra1 Qc7 26. c4 dxc4 27. Bxc4 Rf8 28. Ba2 b6 29. Rac1 Qb8 30. Qe3 Qa7 31. Qg5 Be8 32. Nc8 1-0

[Event "Sochi Amateur op 6th"]
[Site "Sochi"]
[Date "2019.04.09"]
[Round "4"]
[White "Kozak, Alexander"]
[Black "Kudrin, Oleg"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2264"]
[BlackElo "2115"]
[PlyCount "74"]
[EventDate "2019.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. Nc3 Nf6 4. e5 Nfd7 5. d4 c5 6. dxc5 Bxc5 7. Bd3 Nc6 8. Bf4 a6 9. Qe2 Qc7 10. 0-0 Nd4 11. Nxd4 Bxd4 12. Rfe1 Bxc3 13. bxc3 Qxc3 14. Qg4 g6 15. Qh4 b5 16. Bh6 Rg8 17. Rad1 Qc7 18. Bc1 h5 19. Be3 Nc5 20. Qd4 Nb7 21. Rb1 Bd7 22. Qh4 Nc5 23. Rb3 Rc8 24. Rc3 Qb6 25. Rb1 a5 26. Bxb5 Bxb5 27. Qd4 Qa6 28. Rxc5 Bc6 29. Qc3 Kd7 30. Rxa5 Rb8 31. Rb3 Rxb3 32. axb3 Qb7 33. Qc5 Ra8 34. Qd6+ Kc8 35. Rc5 Ra6 36. b4 Qc7 37. Qf8+ Kb7 1-0

[Event "Sochi Amateur op 6th"]
[Site "Sochi"]
[Date "2019.04.08"]
[Round "3"]
[White "Izmestiev, Ilija"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "1982"]
[BlackElo "2264"]
[PlyCount "72"]
[EventDate "2019.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Bf4 d6 4. e3 Nd7 5. h3 e5 6. Bh2 Ne7 7. Bc4 0-0 8. 0-0 h6 9. Nc3 Kh7 10. dxe5 dxe5 11. e4 f5 12. exf5 gxf5 13. Qe2 e4 14. Rfe1 Ng6 15. Nd2 Nde5 16. Rad1 Qg5 17. f4 Nxf4 18. Bxf4 Qxf4 19. Nd5 Qg3 20. Bb3 c6 21. Ne3 Ng6 22. Nef1 Qg5 23. Kh1 Bxb2 24. Qc4 Nf4 25. g3 Nxh3 26. Qe2 Qg6 27. Nb1 Be5 28. Qg2 Ng5 29. Na3 b5 30. c4 Qh5+ 31. Nh2 b4 32. Nb1 f4 33. g4 f3 34. gxh5 fxg2+ 35. Kxg2 Bh3+ 36. Kh1 Bg3 0-1

[Event "Sochi Amateur op 6th"]
[Site "Sochi"]
[Date "2019.04.08"]
[Round "2"]
[White "Kozak, Alexander"]
[Black "Doroshenko, Diana"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2264"]
[BlackElo "2072"]
[PlyCount "112"]
[EventDate "2019.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Be2 cxd4 7. cxd4 Nc6 8. 0-0 Be7 9. Nc3 Qd6 10. Nb5 Qd8 11. Bf4 Nd5 12. Bg3 0-0 13. Bc4 a6 14. Bxd5 exd5 15. Nc7 Rb8 16. Qb3 Bd6 17. Qb6 Bxg3 18. hxg3 Be6 19. Rfc1 Rc8 20. Qxb7 Qxc7 21. Qxa6 Qd7 22. Rc3 Nb4 23. Qe2 Rxc3 24. bxc3 Nc6 25. a4 Ra8 26. Qb5 Ne5 27. Qb4 Nc4 28. a5 Qc6 29. Ne5 Nxe5 30. dxe5 h6 31. Kh2 Bc8 32. Rb1 Qc7 33. Qb5 Rxa5 34. Qe8+ Kh7 35. f4 Ra8 36. g4 Qd7 37. Qxd7 Bxd7 38. Rb7 Rd8 39. Kg3 Kg8 40. f5 Kf8 41. Kf4 g6 42. Ra7 g5+ 43. Ke3 h5 44. Kd4 hxg4 45. e6 fxe6 46. f6 Be8 47. Ke5 Rd7 48. Ra6 Rc7 49. Kxe6 Rc6+ 50. Rxc6 Bxc6 51. g3 Bb7 52. f7 Bc6 53. Kf6 Bd7 54. Kg6 Be6 55. Kf6 Bxf7 56. Kf5 Ke7 0-1

[Event "Sochi Amateur op 6th"]
[Site "Sochi"]
[Date "2019.04.07"]
[Round "1"]
[White "Akobirov, Jamshed"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "1834"]
[BlackElo "2264"]
[PlyCount "122"]
[EventDate "2019.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Bg7 3. Nc3 c5 4. g3 Nc6 5. Bg2 e5 6. d3 Nge7 7. Ne4 d5 8. cxd5 Nxd5 9. 0-0 b6 10. Qa4 Bb7 11. Bd2 0-0 12. a3 a5 13. Nc3 Nde7 14. Nh4 f5 15. Qc4+ Kh8 16. Bg5 Qd7 17. Qb5 Qc7 18. Bxe7 Nxe7 19. Na4 Rf6 20. Bxb7 Qxb7 21. Rac1 Qa7 22. Nc3 Nc6 23. Nf3 Rd8 24. Qc4 Qd7 25. Qh4 h6 26. Rfd1 Qe8 27. Qc4 Nd4 28. Nxd4 exd4 29. Nd5 Rfd6 30. Nf4 g5 31. Ng2 Qxe2 32. Re1 Qxb2 33. Qf7 Rf8 34. Qc7 Rg6 35. Rb1 Qxa3 36. h4 Qxd3 37. Rxb6 f4 38. Rb8 fxg3 39. fxg3 Rxb8 40. Qxb8+ Kh7 41. h5 Rf6 42. Qc7 Rf8 43. Re6 Qd1+ 44. Re1 Qxh5 45. Qxc5 Qh3 46. Re7 Qg4 47. Qxa5 Qxg3 48. Qa7 Qf2+ 49. Kh2 Qf6 50. Qd7 h5 51. Re6 Qd8 52. Qc6 Qb8+ 53. Kg1 Qb1+ 54. Kh2 h4 55. Re4 Qb8+ 56. Kg1 Qg3 57. Re7 h3 58. Qe4+ Kh8 59. Rxg7 Kxg7 60. Qxd4+ Kh6 61. Qd6+ Qxd6 0-1

[Event "Sochi ChessAmateur op10"]
[Site "Sochi"]
[Date "2018.10.18"]
[Round "9"]
[White "Kozak, Alexander"]
[Black "Hambardzumian, Yuri"]
[Result "1/2-1/2"]
[ECO "C95"]
[WhiteElo "2262"]
[BlackElo "2316"]
[PlyCount "86"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[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 0-0 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 c5 14. d5 c4 15. Be3 Qc7 16. N3d2 g6 17. g3 Nc5 18. Kh2 Bc8 19. Qf3 Bd7 20. Qg2 Rab8 21. a3 a5 22. Rac1 h5 23. f4 Kg7 24. Nf3 h4 25. fxe5 dxe5 26. Kg1 Ncxe4 27. Nxe5 Bc5 28. Nxd7 Qxd7 29. Rcd1 Bxe3+ 30. Rxe3 Nxg3 31. Nxg3 Rxe3 32. Nf5+ Qxf5 33. Bxf5 Rg3 34. Qxg3 hxg3 35. Bg4 Rd8 36. Bf3 Ne8 37. Kg2 Nd6 38. Kxg3 Re8 39. Kf2 f5 40. h4 Kf6 41. Kg3 Ke5 42. Kf2 Kf4 43. Rd4+ Ke5 1/2-1/2

[Event "Sochi ChessAmateur op10"]
[Site "Sochi"]
[Date "2018.10.17"]
[Round "8"]
[White "Radlovacki, Jovan"]
[Black "Kozak, Alexander"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2319"]
[BlackElo "2262"]
[PlyCount "86"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Nf3 Qxd5 5. Be2 e6 6. 0-0 Nc6 7. c4 Qa5 8. Be3 0-0-0 9. Nbd2 Qf5 10. h3 h5 11. Qb1 Qxb1 12. Raxb1 Bf5 13. Rbc1 Be7 14. Rfd1 Ne4 15. Nb3 g5 16. d5 exd5 17. cxd5 Nb4 18. Nbd4 Bg6 19. Nb5 Nxd5 20. Rxd5 Rxd5 21. Rxc7+ Kd8 22. Rxb7 Bf6 23. Rxa7 Rd7 24. Ra6 Ke7 25. Nfd4 Rc8 26. a4 Rd5 27. a5 Rdc5 28. g4 h4 29. Bf3 Rc4 30. Kg2 Rb4 31. Na7 Bxd4 32. Nxc8+ Kd8 33. Bxd4 Rxd4 34. Ra8 Kc7 35. Ne7 Rd2 36. Ra7+ Kd8 37. Nc6+ Kc8 38. Kg1 Rxb2 39. Re7 Nxf2 40. Bg2 Ra2 41. a6 Nxh3+ 42. Bxh3 Rxa6 43. Bg2 f5 1/2-1/2

[Event "Sochi ChessAmateur op10"]
[Site "Sochi"]
[Date "2018.10.16"]
[Round "7"]
[White "Kozak, Alexander"]
[Black "Elkin, Leonid"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2262"]
[BlackElo "2069"]
[PlyCount "71"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. e5 Qb6 5. Nf3 Bd7 6. a3 Bb5 7. b4 cxd4 8. Bxb5+ Qxb5 9. cxd4 Ne7 10. Nc3 Qd7 11. 0-0 Nbc6 12. Ne2 Ng6 13. h4 Be7 14. h5 Nh4 15. Nxh4 Bxh4 16. Nf4 Be7 17. Be3 0-0 18. Qg4 f5 19. exf6 Rxf6 20. Nd3 a6 21. f4 Raf8 22. Rf3 Bd6 23. Ne5 Bxe5 24. dxe5 Rf5 25. Bc5 Rd8 26. Qh3 Qf7 27. g4 Rxf4 28. Raf1 Rxf3 29. Rxf3 Qd7 30. Bd6 Nd4 31. Rf2 Nb5 32. Bc5 d4 33. g5 Qc8 34. Qf3 Kh8 35. Qf7 Rg8 36. h6 1-0

[Event "Sochi ChessAmateur op10"]
[Site "Sochi"]
[Date "2018.10.15"]
[Round "5"]
[White "Kozak, Alexander"]
[Black "Zasukhin, Vadim Borisovich"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2262"]
[BlackElo "2236"]
[PlyCount "114"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 cxb4 5. a3 Nc6 6. axb4 Bxb4 7. c3 Be7 8. d4 Bd7 9. Bd3 a6 10. h4 Qc7 11. Ng5 Nh6 12. Ba3 Bxa3 13. Rxa3 Na7 14. Qh5 0-0-0 15. Bxh7 Bb5 16. Bc2 Qe7 17. Ra1 f6 18. Nf3 Nc6 19. Na3 Nf7 20. Qg6 fxe5 21. Nxb5 e4 22. Nd2 axb5 23. f3 e5 24. fxe4 exd4 25. 0-0 Nfe5 26. Qf5+ Kc7 27. exd5 Qxh4 28. Nf3 Nxf3+ 29. Rxf3 Qh1+ 30. Kf2 Qxa1 31. dxc6 bxc6 32. Qc5 Rhe8 33. Rf7+ Rd7 34. Rxd7+ Kxd7 35. Qxd4+ Kc7 36. Qxg7+ Kb6 37. Qd4+ Ka6 38. Be4 Qb2+ 39. Kf3 Rf8+ 40. Kg3 Qc1 41. Bf3 Qe1+ 42. Kh2 Qe6 43. Qg7 Rf6 44. Kg1 Qe5 45. Qh8 Qe3+ 46. Kf1 Qxc3 47. Qa8+ Kb6 48. Qb8+ Ka5 49. Qc7+ Kb4 50. Qe7+ c5 51. Kf2 Qd2+ 52. Kg1 Qd4+ 53. Kf1 Kb3 54. Ke1 Rd6 55. g4 Qd2+ 56. Kf1 Rd3 57. Qf6 Re3 0-1

[Event "Sochi ChessAmateur op10"]
[Site "Sochi"]
[Date "2018.10.15"]
[Round "6"]
[White "Shuvalov, Evgenij"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "C53"]
[WhiteElo "2152"]
[BlackElo "2262"]
[PlyCount "65"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 Qe7 6. a4 a5 7. 0-0 d6 8. h3 h6 9. d4 Ba7 10. Re1 g5 11. Bb5 Kf8 12. b3 g4 13. Nh4 Nxe4 14. g3 exd4 15. Bxc6 bxc6 16. cxd4 Nxf2 17. Kxf2 Qf6+ 18. Kg2 gxh3+ 19. Kh1 Qg7 20. Qf3 Rb8 21. Kh2 Bg4 22. Qe4 Qxd4 23. Qe7+ Kg7 24. Rf1 Be6 25. Rxf7+ Bxf7 26. Nf5+ Kg6 27. Nxd4 Rhe8 28. Qh4 Bxd4 29. Qxd4 Re2+ 30. Kxh3 Be6+ 31. g4 Rxb3+ 32. Nc3 h5 33. Ra3 1-0

[Event "Sochi ChessAmateur op10"]
[Site "Sochi"]
[Date "2018.10.14"]
[Round "4"]
[White "Filipets, Egor"]
[Black "Kozak, Alexander"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2321"]
[BlackElo "2262"]
[PlyCount "81"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 c5 3. d5 e6 4. Nc3 exd5 5. Nxd5 Nxd5 6. Qxd5 Nc6 7. Bg5 Be7 8. Bxe7 Qxe7 9. 0-0-0 Nb4 10. Qb3 d6 11. a3 Be6 12. Qe3 Nc6 13. Bg2 0-0 14. Nh3 d5 15. Nf4 d4 16. Qe4 Qg5 17. h4 Qh6 18. Qf3 Bc4 19. Rd2 Rab8 20. g4 Ne5 21. Qg3 Qa6 22. Nd3 Nxd3+ 23. exd3 Ba2 24. Re1 b5 25. Rde2 Be6 26. Bd5 Rb6 27. Bxe6 fxe6 28. Qe5 Rc8 29. h5 b4 30. h6 gxh6 31. a4 Qxa4 32. g5 h5 33. g6 hxg6 34. Qf6 e5 35. Qxe5 Qd7 36. Qg5 Rf8 37. Qxc5 Rf5 38. Qc4+ Qd5 39. Qc7 Rc6 40. Qh2 b3 41. f4 0-1

[Event "Sochi ChessAmateur op10"]
[Site "Sochi"]
[Date "2018.10.13"]
[Round "3"]
[White "Kozak, Alexander"]
[Black "Volodin, Viktor Nikolaevich"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2262"]
[BlackElo "2172"]
[PlyCount "113"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 d5 8. exd6 Qxd6 9. 0-0 Be6 10. Na3 a6 11. Bxe6 Qxe6 12. Nxd4 Nxd4 13. Qxd4 Rd8 14. Qh4 h5 15. h3 Qc6 16. Bg5 f6 17. Be3 g5 18. Qb4 Nd5 19. Qe4 Kf7 20. Rfe1 Nxe3 21. Qxc6 bxc6 22. Rxe3 e5 23. Nc4 Bc5 24. Re2 g4 25. Kf1 gxh3 26. gxh3 Rd3 27. Rxe5 Rxh3 28. Kg2 fxe5 29. Kxh3 Ke6 30. Re1 Bxf2 31. Rxe5+ Kf6 32. Ra5 Ke6 33. Ne5 Rg8 34. Nxc6 Rg3+ 35. Kh2 h4 36. Nd4+ Bxd4 37. Rxa6+ Kf5 38. cxd4 Rd3 39. Rb6 Kg4 40. Rg6+ Kf5 41. Rg2 Ke4 42. b4 Kxd4 43. Rb2 Rg3 44. b5 Kc3 45. Rb3+ Kc4 46. b6 Rg8 47. Rb2 Kc5 48. a4 Kc6 49. a5 Kb7 50. Rg2 Ra8 51. Rg7+ Kc6 52. Rc7+ Kd6 53. Ra7 Rb8 54. b7 Kc7 55. a6 Rd8 56. Ra8 Rd2+ 57. Kh3 1-0

[Event "Sochi ChessAmateur op10"]
[Site "Sochi"]
[Date "2018.10.13"]
[Round "2"]
[White "Vashchilov, Sergey"]
[Black "Kozak, Alexander"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2129"]
[BlackElo "2262"]
[PlyCount "102"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Nc6 6. Nf3 Bxc5 7. b4 Bb6 8. Bd3 a5 9. b5 Nxe5 10. Nxe5 Bd4 11. Nxf7 Qf6 12. 0-0 Qxf7 13. Bg6 Qxg6 14. Qxd4 Nf6 15. Nd2 Qxc2 16. Bb2 0-0 17. Rfc1 e5 18. Rxc2 exd4 19. Bxd4 a4 20. Rc7 Bf5 21. Rac1 Rac8 22. h3 Bd7 23. Nf3 Rxc7 24. Rxc7 Bxb5 25. Rxb7 Bd3 26. Ne5 Be4 27. Ra7 Bc2 28. Nd7 Nxd7 29. Rxd7 Rf7 30. Rd8+ Rf8 31. Rxd5 Rf5 32. Rd8+ Rf8 33. Rd6 Bb3 34. f3 Rf5 35. Rb6 Rf7 36. Kf2 Re7 37. Ra6 Rd7 38. Bc5 Kf7 39. h4 h5 40. Ke3 Rc7 41. Bd4 Re7+ 42. Kf4 Kg8 43. Ra5 Rd7 44. Bc3 Rc7 45. Be5 Rc2 46. g3 Rf2 47. Bd4 Rf1 48. Rxh5 Rxf3+ 49. Kxf3 Bd1+ 50. Kf4 Bxh5 51. Kg5 Bd1 1/2-1/2

[Event "Sochi ChessAmateur op10"]
[Site "Sochi"]
[Date "2018.10.12"]
[Round "1"]
[White "Kozak, Alexander"]
[Black "Kuryshkin, Anatoliy"]
[Result "1-0"]
[ECO "C81"]
[WhiteElo "2262"]
[BlackElo "1932"]
[PlyCount "55"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Qe2 Bc5 10. Nbd2 Nxd2 11. Bxd2 0-0 12. a4 b4 13. Rfd1 h6 14. Be3 Bxe3 15. Qxe3 Na5 16. Ba2 Nb7 17. c4 bxc3 18. bxc3 c5 19. Bxd5 Bxd5 20. c4 Bxf3 21. Rxd8 Rfxd8 22. Qxf3 Na5 23. Qc3 Nc6 24. Re1 Rd4 25. Qf3 Rc8 26. e6 fxe6 27. Rxe6 Rxc4 28. Qd5 1-0

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "10.7"]
[White "Kozak, Alexander"]
[Black "Afanasiev, Nikita"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2262"]
[BlackElo "2487"]
[PlyCount "74"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Stavropol Region"]
[BlackTeam "Karpov Chess School"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 g6 2. d4 Bg7 3. c3 d6 4. f4 e5 5. Nf3 Nd7 6. Bd3 Ngf6 7. 0-0 0-0 8. fxe5 dxe5 9. Nbd2 exd4 10. cxd4 c5 11. d5 Ng4 12. Nc4 b5 13. Ne3 Nxe3 14. Bxe3 c4 15. Bc2 Qe7 16. Bd4 Ne5 17. Qd2 Bg4 18. Rae1 a5 19. Kh1 b4 20. Qf4 Bxf3 21. gxf3 a4 22. Qe3 b3 23. axb3 axb3 24. Bb1 Qh4 25. Qc3 Nxf3 26. Qxf3 Bxd4 27. Re2 Be5 28. Ref2 Ra6 29. Qe2 Ra4 30. Rc1 Ra1 31. Rff1 Ra4 32. Rf3 Kg7 33. Qg2 f6 34. Rh3 Qg5 35. Qf1 Rc8 36. Qe2 Qxc1+ 37. Kg2 Qxb2 0-1

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "15.1"]
[White "Kozak, Alexander"]
[Black "Iljiushenok, Ilia"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "2262"]
[BlackElo "2539"]
[PlyCount "67"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Stavropol Region"]
[BlackTeam "Moscow Nosorogi"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. h3 Qe7 7. Qe2 Nd7 8. Nbd2 f6 9. Nc4 0-0 10. Be3 Bd6 11. 0-0 c5 12. a4 Nb8 13. Nfd2 Nc6 14. c3 Be6 15. f4 exf4 16. Bxf4 Bxf4 17. Rxf4 Rad8 18. Raf1 b6 19. R1f3 a6 20. Rg3 Rd7 21. Re3 b5 22. axb5 axb5 23. Na3 Rb8 24. Rf1 Bf7 25. Nf3 Bh5 26. Qf2 Bxf3 27. Qxf3 Ne5 28. Qg3 b4 29. Nc2 bxc3 30. bxc3 Rb2 31. Ne1 Rd8 32. Nf3 Rxd3 33. Nxe5 Rxe3 34. Qxe3 0-1

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "6.8"]
[White "Kozak, Alexander"]
[Black "Mochalin, Faddey"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2262"]
[BlackElo "2032"]
[PlyCount "91"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Stavropol Region"]
[BlackTeam "Karpov Chess School II"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 e6 2. Nf3 d5 3. e5 Bd7 4. a3 c5 5. b4 d4 6. h4 cxb4 7. Nxd4 Nc6 8. Nf3 Nge7 9. axb4 Nxb4 10. c3 Nbd5 11. h5 h6 12. c4 Nb6 13. d4 a6 14. Bd3 Rc8 15. Nbd2 Bc6 16. Bb2 Bxf3 17. Qxf3 Nc6 18. Qe4 Bb4 19. Rh3 Bf8 20. Rf3 Qd7 21. Kf1 Nb4 22. Be2 Na4 23. Ba3 b5 24. cxb5 axb5 25. Bxb4 Bxb4 26. Nb3 Bc3 27. Rc1 b4 28. Qg4 Kf8 29. Rg3 Rg8 30. Bd3 Qd5 31. Bh7 Qxb3 32. Bxg8 Ke7 33. Qxg7 Qc4+ 34. Kg1 Rf8 35. Rf3 Qxd4 36. Bxf7 Kd8 37. Qxf8+ Kc7 38. Bxe6 Kb6 39. Qb8+ Ka6 40. Bc8+ Ka5 41. e6 Nb6 42. Rf5+ Nd5 43. Bb7 Bd2 44. Rxd5+ Qxd5 45. Bxd5 Bxc1 46. Bc4 1-0

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "1.1"]
[White "Kozak, Alexander"]
[Black "Sharafiev, Azat"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2262"]
[BlackElo "2432"]
[PlyCount "299"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Stavropol Region"]
[BlackTeam "Kazan Ladya"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 g6 2. d4 Bg7 3. c3 d6 4. f4 Nf6 5. Bd3 e5 6. Nf3 Nc6 7. 0-0 0-0 8. a3 Bg4 9. Be3 exd4 10. cxd4 Re8 11. Nc3 Nd7 12. e5 Bxf3 13. Rxf3 dxe5 14. fxe5 Ncxe5 15. dxe5 Nxe5 16. Be4 Qxd1+ 17. Rxd1 Nxf3+ 18. gxf3 c6 19. Bg5 f6 20. Bf4 Rad8 21. Rxd8 Rxd8 22. Kf2 Kf7 23. Be3 f5 24. Bc2 Bd4 25. f4 Kf6 26. Ne2 Bxe3+ 27. Kxe3 h6 28. h4 g5 29. hxg5+ hxg5 30. fxg5+ Kxg5 31. Nd4 f4+ 32. Ke4 Re8+ 33. Kf3 Re3+ 34. Kf2 Rh3 35. Nf3+ Kf6 36. Be4 Rh1 37. Ke2 Rh8 38. b4 a5 39. Nd2 axb4 40. axb4 Ke5 41. Bf3 Ra8 42. Nc4+ Kd4 43. Na5 Re8+ 44. Kf2 Re7 45. Bxc6 b6 46. Nb7 b5 47. Na5 Re5 48. Kf3 Kc3 49. Kxf4 Rh5 50. Kg4 Re5 51. Kf4 Rh5 52. Kg4 Re5 53. Kf4 Rh5 54. Kg4 Re5 55. Kf4 Re1 56. Bxb5 Kxb4 57. Bc6 Kxa5 58. Kf5 Kb6 59. Be4 Kc5 60. Bc2 Kd6 61. Bd3 Re3 62. Be4 Rg3 63. Kf4 Rg8 64. Kf5 Rf8+ 65. Kg6 Ke5 66. Bc2 Rc8 67. Bd3 Rc3 68. Bb1 Rg3+ 69. Kf7 Rg5 70. Bc2 Rg1 71. Bd3 Rd1 72. Bc2 Rd6 73. Bb1 Rf6+ 74. Kg7 Rf2 75. Bd3 Kf4 76. Kg6 Rg2+ 77. Kf6 Rd2 78. Bc4 Rd6+ 79. Kg7 Kg5 80. Bb3 Rd7+ 81. Kh8 Kf6 82. Bc2 Rd4 83. Kh7 Rc4 84. Bd3 Rb4 85. Kh8 Kf7 86. Bc2 Rb8+ 87. Kh7 Rb2 88. Bg6+ Kf6 89. Be4 Rh2+ 90. Kg8 Rh4 91. Bd3 Rg4+ 92. Kh8 Kf7 93. Bc2 Rg8+ 94. Kh7 Rg3 95. Kh8 Rg8+ 96. Kh7 Rc8 97. Bg6+ Kf6 98. Bd3 Rc3 99. Be4 Rh3+ 100. Kg8 Rh4 101. Bd3 Rd4 102. Bc2 Rd8+ 103. Kh7 Rc8 104. Bd3 Rb8 105. Be4 Re8 106. Bd3 Re7+ 107. Kh8 Kf7 108. Bc2 Re3 109. Bb1 Kf6 110. Bc2 Kf7 111. Bb1 Re8+ 112. Kh7 Rb8 113. Bg6+ Kf8 114. Bd3 Rb3 115. Be4 Rg3 116. Bc2 Rg7+ 117. Kh8 Kf7 118. Bb3+ Kf6 119. Bc2 Rc7 120. Bb3 Kg5 121. Ba2 Kh6 122. Bb3 Kg6 123. Bd5 Rh7+ 124. Kg8 Rd7 125. Be4+ Kf6 126. Bc2 Rg7+ 127. Kh8 Re7 128. Bd3 Kg5 129. Bc2 Rd7 130. Bb1 Rc7 131. Be4 Kh6 132. Bd5 Kg6 133. Be4+ Kh6 134. Bd5 Re7 135. Bc4 Re8+ 136. Bg8 Re3 137. Bd5 Kg6 138. Bc4 Rh3+ 139. Kg8 Rc3 140. Bf7+ Kh6 141. Be6 Rc6 142. Bd5 Rc8+ 143. Kf7 Rd8 144. Ke6 Kg6 145. Ke5 Kg5 146. Bf7 Rd2 147. Bg8 Re2+ 148. Kd4 Kf6 149. Bh7 Ke6 150. Bg8+ 1/2-1/2

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "4.8"]
[White "Kozak, Alexander"]
[Black "Tenikashvili, Georgij"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2262"]
[BlackElo "2361"]
[PlyCount "81"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Stavropol Region"]
[BlackTeam "Daryal Alaniya"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. f3 Bd7 8. f4 Bg4 9. 0-0 e6 10. h3 Bh5 11. Nd2 Bd6 12. Nf3 Nge7 13. Qe1 Bg6 14. Qd1 0-0 15. Ne5 Bxd3 16. Nxd3 a6 17. Ng3 b5 18. a3 Na5 19. Qg4 Nc4 20. Nh5 Ng6 21. f5 exf5 22. Rxf5 Rad8 23. Bg5 f6 24. Bc1 Qf7 25. a4 Rfe8 26. axb5 axb5 27. Rf3 Re4 28. Ndf4 Rde8 29. Rf1 Nxf4 30. Bxf4 Kh8 31. Ra6 Bxf4 32. Nxf4 Ne3 33. Qg3 Nxf1 34. Kxf1 Re3 35. Qg4 Re1+ 36. Kf2 Qe7 37. Kg3 Qe3+ 38. Kh2 Qg1+ 39. Kg3 R1e3+ 40. Kh4 g5+ 41. Kh5 0-1

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "13.3"]
[White "Maletin, Pavel"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "A90"]
[WhiteElo "2586"]
[BlackElo "2262"]
[PlyCount "65"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Novosibirsk"]
[BlackTeam "Stavropol Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. c4 f5 2. g3 Nf6 3. d4 e6 4. Bg2 d5 5. Nf3 c6 6. 0-0 Bd6 7. Nbd2 Nbd7 8. Ne1 0-0 9. Nd3 Qe8 10. Nf3 Ne4 11. Bf4 Be7 12. Nfe5 g5 13. Bc1 Nxe5 14. Nxe5 Bf6 15. b3 a5 16. Ba3 Be7 17. Bxe7 Qxe7 18. Qc2 Bd7 19. f3 Nd6 20. e4 f4 21. Rae1 Qg7 22. Bh3 Bc8 23. c5 Nb5 24. Qd2 a4 25. b4 a3 26. gxf4 Rxf4 27. Kh1 Rh4 28. Rg1 h6 29. Bg4 Ra4 30. f4 Ra8 31. fxg5 hxg5 32. Bf3 g4 33. Bxg4 1-0

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "9.5"]
[White "Moiseenko, Vadim"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2492"]
[BlackElo "2262"]
[PlyCount "99"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Vologodsk Region"]
[BlackTeam "Stavropol Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. Nf3 f5 2. d3 Nc6 3. d4 d5 4. c4 e6 5. Nc3 Nf6 6. Bf4 Bd6 7. Bxd6 Qxd6 8. e3 0-0 9. Rc1 Kh8 10. Be2 a6 11. 0-0 Bd7 12. Ne1 Nd8 13. Nd3 c6 14. Ne5 Be8 15. Qb3 g5 16. cxd5 exd5 17. Qa3 Qxa3 18. bxa3 Nf7 19. Nxf7+ Rxf7 20. Bd3 Bd7 21. Rb1 Bc8 22. a4 a5 23. f3 Re7 24. Kf2 Kg7 25. Rb2 Ne8 26. Nb1 Nd6 27. Nd2 Be6 28. Rc1 Kf7 29. Rc5 Bd7 30. Rb6 Nc8 31. Rxb7 Nd6 32. Rb6 Rae8 33. Nf1 Ra8 34. Ba6 Ree8 35. Rxa5 Ra7 36. Rc5 Rea8 37. Bb5 Nxb5 38. axb5 Rxa2+ 39. Kg3 cxb5 40. Rxd5 Be6 41. Rb7+ Kf8 42. Re5 Bc4 43. Rxf5+ Ke8 44. Rxg5 Rc2 45. Kf4 b4 46. Rxb4 Bxf1 47. Rg8+ Kf7 48. Rxa8 Bxg2 49. Ra7+ Ke6 50. e4 1-0

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "5.9"]
[White "Rudakov, Sergey S"]
[Black "Kozak, Alexander"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1733"]
[BlackElo "2262"]
[PlyCount "145"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Voronezh SDYuSShOR"]
[BlackTeam "Stavropol Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c6 2. d4 d5 3. Nd2 g6 4. e5 Bg7 5. f4 h5 6. Ngf3 Bg4 7. h3 Bxf3 8. Nxf3 e6 9. Bd3 h4 10. c3 Bf8 11. Ng5 Ne7 12. Be3 Nf5 13. Bxf5 gxf5 14. Qe2 Be7 15. 0-0-0 Nd7 16. Nf3 b5 17. Rdg1 Nf8 18. Kb1 Ng6 19. g4 hxg3 20. Rxg3 Qb6 21. h4 0-0-0 22. h5 Rh6 23. Ng5 Nh8 24. Bd2 c5 25. Be3 c4 26. a3 a5 27. Bd2 b4 28. cxb4 axb4 29. axb4 Bxb4 30. Bxb4 Qxb4 31. Ra3 Kb7 32. Qc2 Ra8 33. Rxa8 Kxa8 34. Qc3 Qxc3 35. bxc3 Kb7 36. Kc2 Kc7 37. Kd2 Kd7 38. Ke3 Ke7 39. Rh3 f6 40. Nf3 Nf7 41. Nh4 fxe5 42. Ng6+ Kf6 43. dxe5+ Kg7 44. Kd4 Nh8 45. Ne7 Kf7 46. Nc8 Ke8 47. Nd6+ Kf8 48. Rh1 Ng6 49. Ra1 Rxh5 50. Ra8+ Kg7 51. Ra7+ Kg8 52. Ra8+ Kg7 53. Ra7+ Kf8 54. Ra8+ Kg7 55. Ne8+ Kf7 56. Nf6 Rh1 57. Ra7+ Kf8 58. Ra8+ Kg7 59. Ra7+ Kf8 60. Ra8+ Kg7 61. Ra7+ Kf8 62. Ra8+ Kf7 63. Ra7+ Kf8 64. Ra8+ Kf7 65. Ra7+ Kf8 66. Ra8+ Kf7 67. Ra7+ Kf8 68. Nh7+ Kg8 69. Nf6+ Kf8 70. Ra8+ Kf7 71. Ra7+ Kf8 72. Ra8+ Kf7 73. Ra7+ 1/2-1/2

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "2.7"]
[White "Savitskiy, Sergey"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2413"]
[BlackElo "2262"]
[PlyCount "75"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "QMAL"]
[BlackTeam "Stavropol Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c6 2. d4 d5 3. Nc3 g6 4. e5 Bg7 5. h4 h5 6. Bg5 Nh6 7. Bd3 Qb6 8. Nge2 Qxb2 9. 0-0 Qb6 10. Rb1 Qc7 11. Ng3 e6 12. Qd2 Nf5 13. Nce2 b5 14. a4 a6 15. Ra1 Ra7 16. Ra2 Nd7 17. Rfa1 Rb7 18. axb5 axb5 19. Bxf5 exf5 20. Nf4 Nf8 21. Ra8 Ne6 22. Nxe6 fxe6 23. Qb4 Kf7 24. Ne2 Bf8 25. Qb2 Be7 26. Qc1 c5 27. Bxe7 Qxe7 28. dxc5 Qxc5 29. Qg5 Qe7 30. Qg3 Rd8 31. Nf4 Rg8 32. Rxc8 Rg7 33. Raa8 g5 34. Rf8+ Qxf8 35. Rxf8+ Kxf8 36. Nxe6+ Kg8 37. Nxg7 Rxg7 38. hxg5 1-0

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2018.10.09"]
[Round "9.8"]
[White "Kozak, Alexander"]
[Black "Diakonova, Ekaterina"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "2262"]
[BlackElo "2236"]
[PlyCount "162"]
[EventDate "2018.10.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Stavropol Region"]
[BlackTeam "Moscow Youth"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 d5 5. exd5 Bg7 6. Bb5+ Nd7 7. Nc3 Ngf6 8. Qb3 0-0 9. Bxd7 Nxd7 10. Nf3 Qb6 11. 0-0 Rd8 12. Re1 Qxb3 13. axb3 Nb6 14. Rxe7 Kf8 15. Rc7 Nxd5 16. Nxd5 Rxd5 17. Ng5 Kg8 18. Nxf7 Rxd4 19. Be3 Rd7 20. Nh6+ Bxh6 21. Rxd7 Bxd7 22. Bxh6 Bc6 23. f3 a6 24. Kf2 Re8 25. h4 Bb5 26. Be3 h5 27. Rd1 Kf7 28. Rd4 Re5 29. b4 Re6 30. g4 hxg4 31. fxg4 Bc6 32. h5 Re4 33. hxg6+ Kxg6 34. Rd6+ Kf7 35. g5 Re6 36. Rd8 Re8 37. Rd6 Re6 38. Rd1 Re8 39. Bf4 Re4 40. Kg3 Rxb4 41. Rd6 Rb3+ 42. Kg4 Rxb2 43. Rf6+ Kg8 44. Bd6 Rg2+ 45. Kh5 Rg1 46. Re6 Bd5 47. Re8+ Kf7 48. Re7+ Kg8 49. Kg6 Bf7+ 50. Kf5 Rf1+ 51. Bf4 b5 52. Rb7 Rf2 53. Ke5 Kg7 54. Be3 Re2 55. Kf4 Re1 56. Rb6 Rf1+ 57. Kg4 Re1 58. Bd4+ Kg8 59. Bf6 Re6 60. Rb7 Re1 61. Rb8+ Re8 62. Rb7 Re1 63. Kf5 Rf1+ 64. Ke5 Re1+ 65. Kd4 Rd1+ 66. Ke3 Re1+ 67. Kd2 Re4 68. Kd3 Re1 69. Kd4 Rd1+ 70. Kc5 Rc1+ 71. Kb6 b4 72. Kxa6 b3 73. Ka5 Rc2 74. Kb4 Rc4+ 75. Ka3 Rc2 76. g6 Bxg6 77. Rg7+ Kf8 78. Rxg6 Kf7 79. Rh6 Rc6 80. Rh7+ Kg6 81. Rh2 Kxf6 1/2-1/2

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2018.10.09"]
[Round "6.6"]
[White "Kozak, Alexander"]
[Black "Lysyj, Igor"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "2262"]
[BlackElo "2631"]
[PlyCount "90"]
[EventDate "2018.10.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Stavropol Region"]
[BlackTeam "Yuzhnyy Ural"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. h3 Nd7 7. Qe2 0-0 8. Be3 Re8 9. Nbd2 a5 10. a4 Bf8 11. 0-0 b6 12. Nc4 Ba6 13. Nfd2 Nc5 14. Qg4 Bc8 15. Qg3 f6 16. f4 exf4 17. Bxf4 Ne6 18. Be3 Nd4 19. Bxd4 Qxd4+ 20. Kh1 b5 21. axb5 cxb5 22. c3 Qd7 23. Rxa5 Bb7 24. Rxa8 Rxa8 25. Na3 Bd6 26. Qe3 Bxa3 27. bxa3 Rxa3 28. e5 fxe5 29. Ne4 Bxe4 30. Qxe4 h6 31. d4 exd4 32. cxd4 Ra4 33. Qg6 Rxd4 34. Qh5 Rd5 35. Qf3 c6 36. Qb3 c5 37. Qf3 c4 38. Ra1 Qf5 39. Qe2 Kh7 40. Rf1 Qd3 41. Qf2 c3 42. Qf8 Rd8 43. Qf7 Rd7 44. Qf4 c2 45. Kh2 Qd6 0-1

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2018.10.09"]
[Round "7.9"]
[White "Kozak, Alexander"]
[Black "Nazaretyan, Tigran"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2262"]
[BlackElo "2248"]
[PlyCount "123"]
[EventDate "2018.10.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Stavropol Region"]
[BlackTeam "Daryal Alaniya"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 d5 8. exd6 Qxd6 9. 0-0 Be6 10. Na3 Bxb3 11. axb3 e6 12. Nb5 Qd7 13. Nfxd4 Nxd4 14. Nxd4 Be7 15. Qe2 0-0 16. Rd1 Rfd8 17. Bf4 Nd5 18. Bg3 Qc8 19. h3 a6 20. Rd3 Bd6 21. Bxd6 Rxd6 22. Qe5 Qd7 23. Rad1 Rd8 24. Ne2 f6 25. Qg3 e5 26. c4 Nc3 27. Rxd6 Nxe2+ 28. Kh2 Qxd6 29. Rxd6 Rxd6 30. Qf3 Rd2 31. Qxb7 Nd4 32. c5 Rc2 33. Qxa6 Rxf2 34. Qc8+ Kf7 35. Qd7+ Kg6 36. c6 Rxb2 37. Qg4+ Kf7 38. c7 f5 39. Qxd4 exd4 40. c8Q Kf6 41. b4 Ke5 42. Qc5+ Ke4 43. Qc4 f4 44. Qe6+ Kd3 45. Qf5+ Kc3 46. Qxf4 Rxb4 47. Qc1+ Kd3 48. Qd1+ Kc3 49. Qc1+ Kd3 50. Kg3 Rc4 51. Qd1+ Kc3 52. Kf3 Rc5 53. Ke4 Rc4 54. Qd3+ Kb4 55. Kd5 Rc7 56. Qxd4+ Kb5 57. Qb2+ Ka6 58. Kd6 Rb7 59. Qa1+ Kb5 60. Qb1+ Ka6 61. Qxh7 g6 62. Qxb7+ 1-0

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2018.10.08"]
[Round "4.2"]
[White "Kozak, Alexander"]
[Black "Kretov, Evgenij"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2262"]
[BlackElo "2219"]
[PlyCount "123"]
[EventDate "2018.10.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Stavropol Region"]
[BlackTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 g6 5. Nf3 Bg7 6. Na3 cxd4 7. Bc4 Qd8 8. Qb3 e6 9. Nb5 a6 10. Nbxd4 Ne7 11. 0-0 Nbc6 12. Nxc6 Nxc6 13. Bg5 Qc7 14. Qa3 h6 15. Bh4 Bf8 16. Qa4 Bd7 17. Bf6 Rg8 18. Qc2 Be7 19. Bxe7 Nxe7 20. Qe2 Nc6 21. Rad1 0-0-0 22. b4 g5 23. b5 axb5 24. Bxb5 g4 25. Nd4 Nxd4 26. cxd4 Bxb5 27. Qxb5 Rg5 28. Qe2 Kb8 29. Rc1 Qd6 30. Rc4 Rc8 31. Rxc8+ Kxc8 32. Rc1+ Kb8 33. Qe4 h5 34. Rb1 Rd5 35. g3 Qc7 36. Kg2 Ka7 37. h3 gxh3+ 38. Kxh3 Qc3 39. Rd1 Qb2 40. Qe1 Rf5 41. Kg2 Qc2 42. Rd2 Qc6+ 43. Kg1 Qd5 44. Qc1 Rf3 45. Qc7 f5 46. a4 Ra3 47. Kh2 Rxa4 48. Rd1 Ra2 49. Kg1 Qa5 50. Qc1 Ra4 51. Qb2 Qd5 52. Rd2 Ra6 53. Rd1 h4 54. gxh4 e5 55. h5 Qf3 56. Rb1 Qg4+ 57. Kf1 Qh3+ 58. Kg1 Qg4+ 59. Kf1 Qh3+ 60. Kg1 Qg4+ 61. Kf1 Qh3+ 62. Kg1 1/2-1/2

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2018.10.08"]
[Round "5.2"]
[White "Kryakvin, Dmitry"]
[Black "Kozak, Alexander"]
[Result "1/2-1/2"]
[ECO "A84"]
[WhiteElo "2595"]
[BlackElo "2262"]
[PlyCount "86"]
[EventDate "2018.10.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Karpov Chess School"]
[BlackTeam "Stavropol Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. d4 d5 2. c4 e6 3. Nc3 f5 4. e3 Nf6 5. Nf3 c6 6. Ne5 Bd6 7. f4 0-0 8. Be2 Nbd7 9. 0-0 Ne4 10. Nxe4 fxe4 11. Bd2 Nxe5 12. fxe5 Be7 13. Qb3 Qb6 14. Rxf8+ Bxf8 15. Qc2 c5 16. Bc3 Bd7 17. Rf1 Be7 18. Qd2 Rf8 19. cxd5 Rxf1+ 20. Bxf1 exd5 21. dxc5 Qxc5 22. Bd4 Qc7 23. Bxa7 Qxe5 24. Bd4 Qd6 25. Qc3 Bf8 26. a3 h6 27. b4 Kh7 28. Be2 Qb8 29. Qb3 Be6 30. a4 Bd6 31. h3 Qf8 32. Qb2 Bxb4 33. Bxg7 Qxg7 34. Qxb4 Bxh3 35. Bf1 Be6 36. Qb6 Bg4 37. a5 h5 38. Qd6 Qc3 39. Qe7+ Kh6 40. Qd6+ Kg7 41. Qe7+ Kh6 42. Qd6+ Kg7 43. Qe7+ Kh6 1/2-1/2

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2018.10.08"]
[Round "1.2"]
[White "Potkin, Vladimir"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "A27"]
[WhiteElo "2597"]
[BlackElo "2262"]
[PlyCount "59"]
[EventDate "2018.10.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Tyumen Molodezhka"]
[BlackTeam "Stavropol Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 g6 4. d4 exd4 5. Nxd4 Bg7 6. Nxc6 bxc6 7. g3 Ne7 8. Bg2 0-0 9. 0-0 d6 10. Qc2 Be6 11. b3 Qd7 12. Bb2 Bh3 13. Ne4 Bxg2 14. Kxg2 Qe6 15. Bxg7 Kxg7 16. Qc3+ f6 17. Ng5 Qf5 18. f4 Kg8 19. e4 Qd7 20. Nf3 c5 21. Rae1 Rae8 22. e5 fxe5 23. fxe5 Nf5 24. Qd3 Qc6 25. Qe4 Qxe4 26. Rxe4 Re7 27. Rfe1 Rfe8 28. g4 Nd4 29. Nxd4 cxd4 30. exd6 1-0

[Event "RUS-ch blitz"]
[Site "Sochi"]
[Date "2018.10.07"]
[Round "5.19"]
[White "Bocharov, Ivan"]
[Black "Kozak, Alexander"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2563"]
[BlackElo "2262"]
[PlyCount "109"]
[EventDate "2018.10.07"]
[EventType "swiss (blitz)"]
[EventRounds "20"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Nc6 6. Nf3 Bxc5 7. b4 Bb6 8. Bb2 Nge7 9. Bd3 Ng6 10. 0-0 Bd7 11. Re1 0-0 12. c4 dxc4 13. Bxc4 Rc8 14. Nbd2 a5 15. b5 Nce7 16. Rc1 Nf5 17. Ne4 Rxc4 18. Rxc4 Bxb5 19. Qxd8 Rxd8 20. Rcc1 Nf4 21. Rcd1 Nd3 22. Re2 Ba4 23. Rb1 Bc6 24. Bc3 Nf4 25. Rd2 Bxe4 26. Rxb6 Rc8 27. h3 Bxf3 28. gxf3 h5 29. Bxa5 Nh4 30. Rb3 Rc1+ 31. Kh2 Nf5 32. Rxb7 h4 33. Rd8+ Kh7 34. Bd2 Rd1 35. Rxf7 Nd5 36. Rxf5 Rxd2 37. Rh5+ Kg6 38. Rxh4 Rxf2+ 39. Kg3 Ra2 40. a4 Ne3 41. Re4 Nf5+ 42. Kf4 Rh2 43. Re1 Rxh3 44. Rg1+ Kf7 45. Rd7+ Ke8 46. Rdxg7 Nxg7 47. Rxg7 Rh4+ 48. Rg4 Rh5 49. Ke4 Rh1 50. Rg7 Re1+ 51. Kf4 Rc1 52. Ra7 Rc5 53. a5 Kd8 54. a6 Ke8 55. Rb7 1-0

