[Event "Stepichev Memorial 12th"]
[Site "Kiev"]
[Date "2004.12.29"]
[Round "9"]
[White "Levenko, Pavel"]
[Black "Diak, Grigoriy"]
[Result "0-1"]
[ECO "A06"]
[PlyCount "116"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 e6 3. Bb2 Nf6 4. e3 b6 5. Ne5 Bb7 6. f4 Nbd7 7. Bb5 a6 8. Bc6 Bxc6 9. Nxc6 Qc8 10. 0-0 Bd6 11. d3 Qb7 12. Ne5 c5 13. Nd2 h5 14. Nxd7 Qxd7 15. e4 Bc7 16. Bxf6 gxf6 17. exd5 Qxd5 18. Ne4 0-0-0 19. Kh1 Qd4 20. Qf3 Kb8 21. a4 Rhg8 22. Rad1 f5 23. Ng5 Qxf4 24. Qxf4 Bxf4 25. Nxf7 Rd7 26. Rxf4 Rxf7 27. Re1 Rf6 28. Re5 Kc7 29. a5 Kd6 30. Re2 b5 31. Rh4 Rh6 32. h3 e5 33. b4 cxb4 34. Rxb4 Kd5 35. Kg1 Rc8 36. Rb3 Rhc6 37. c4+ bxc4 38. dxc4+ Rxc4 39. Rd2+ Rd4 40. Rf2 f4 41. Rb6 Rd1+ 42. Rf1 Rd2 43. Rxa6 Rcc2 44. Rg6 Ra2 45. a6 Ke4 46. Rg5 h4 47. Re1+ Re2 48. Rxe2+ Rxe2 49. Rg8 Ra2 50. Ra8 Ke3 51. a7 Ra1+ 52. Kh2 e4 53. Rh8 Rxa7 54. Rxh4 Rf7 55. Rh8 Kf2 56. Ra8 e3 57. Ra3 f3 58. gxf3 Rxf3 0-1

[Event "Stepichev Memorial 12th"]
[Site "Kiev"]
[Date "2004.12.28"]
[Round "8"]
[White "Diak, Grigoriy"]
[Black "Gordienko, Alexandr"]
[Result "1-0"]
[ECO "D05"]
[PlyCount "59"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 b6 4. Bd3 Bb7 5. Ne5 e6 6. 0-0 Bd6 7. f4 Ne4 8. Nd2 0-0 9. c4 f6 10. Nef3 c5 11. Qb3 Nc6 12. a3 cxd4 13. cxd5 Na5 14. Qa4 Nxd2 15. Bxd2 dxe3 16. Qe4 g6 17. Qxe6+ Kg7 18. Bc3 Re8 19. Ng5 Qe7 20. Qh3 Kg8 21. Bxf6 Qxf6 22. Qxh7+ Kf8 23. f5 e2 24. fxg6 Bc5+ 25. Kh1 exf1Q+ 26. Rxf1 Bf2 27. g7+ Ke7 28. g8N+ Kd6 29. Nxf6 Re1 30. Nfe4+ 1-0

[Event "Stepichev Memorial 12th"]
[Site "Kiev"]
[Date "2004.12.27"]
[Round "7"]
[White "Golichenko, Ilja"]
[Black "Diak, Grigoriy"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2240"]
[PlyCount "139"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Qc2 Bd6 6. Nf3 Nd7 7. Bg5 Ngf6 8. e3 0-0 9. Bd3 h6 10. Bh4 Qa5 11. 0-0 Re8 12. a3 a6 13. Rfc1 b5 14. Nd2 Bb7 15. Bg3 Bf8 16. b4 Qd8 17. Nb3 Rc8 18. Bf5 g6 19. Bd3 Nh5 20. Ne2 Nxg3 21. hxg3 Qf6 22. Qb1 h5 23. Ra2 h4 24. Rac2 hxg3 25. Nxg3 Bh6 26. Nf1 Kg7 27. Be2 Nb6 28. Nc5 Ba8 29. Nxa6 Nc4 30. Rc3 Rh8 31. Nc5 Rh7 32. f4 Bxf4 33. Bxc4 Rch8 34. exf4 Qxd4+ 35. Re3 Rh1+ 36. Kf2 Qxf4+ 37. Rf3 Qd4+ 38. Ne3 Qd2+ 39. Kg3 Rxc1 40. Qd3 Qxd3 41. Bxd3 Re1 42. Nc2 Re7 43. Nd4 Rhe8 44. Kf2 Ra7 45. Bc2 Rae7 46. Rc3 Kf6 47. Ncb3 Ke5 48. Bd3 Kd6 49. Na5 Re3 50. Naxc6 Rxd3 51. Nxb5+ Ke6 52. Rxd3 Bxc6 53. Nc7+ Kd6 54. Nxe8+ Bxe8 55. Ke3 Ke5 56. Rd1 d4+ 57. Rxd4 f5 58. Rd8 Bb5 59. Rb8 f4+ 60. Kf2 Ba4 61. Ra8 Bc6 62. Ra6 Be4 63. a4 g5 64. Ra5+ Kf6 65. Rc5 g4 66. a5 g3+ 67. Kg1 Ke6 68. a6 Ba8 69. b5 Kd6 70. b6 1-0

[Event "Stepichev Memorial 12th"]
[Site "Kiev"]
[Date "2004.12.26"]
[Round "6"]
[White "Diak, Grigoriy"]
[Black "Chizhevsky, Nikolay"]
[Result "1-0"]
[ECO "E12"]
[PlyCount "195"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 Be7 6. e3 Ne4 7. Bxe7 Qxe7 8. Bd3 f5 9. Qc2 Nxc3 10. bxc3 0-0 11. e4 d6 12. 0-0-0 fxe4 13. Bxe4 Bxe4 14. Qxe4 Nd7 15. h4 Nf6 16. Qe2 Rae8 17. Rde1 c5 18. d5 e5 19. Ng5 a6 20. Ne6 Rf7 21. g4 Nd7 22. Qc2 Nf8 23. Ng5 Rf4 24. Re4 Qf6 25. Nh3 Rxe4 26. Qxe4 b5 27. g5 Qf7 28. Re1 Qc7 29. f4 Qa5 30. Qc2 b4 31. fxe5 dxe5 32. cxb4 Qa3+ 33. Kd2 Qxh3 34. bxc5 Qxh4 35. c6 Qxg5+ 36. Re3 Qe7 37. c5 Qc7 38. Qb3 Qa5+ 39. Rc3 e4 40. d6+ Kh8 41. c7 Nd7 42. a3 Nxc5 43. Qb4 Nb3+ 44. Qxb3 e3+ 45. Ke1 Qg5 46. Qf7 Qg3+ 47. Ke2 Qg2+ 48. Kd3 Qd2+ 49. Kc4 Qa2+ 50. Rb3 Qc2+ 51. Rc3 Qa4+ 52. Kc5 Qb5+ 53. Kd4 Qe5+ 54. Kc4 e2 55. Qxe8+ Qxe8 56. Re3 Qc6+ 57. Kb3 Qb5+ 58. Kc3 Qc5+ 59. Kb2 Qd4+ 60. Kc2 Qc5+ 61. Kb2 Qb5+ 62. Kc2 Qa4+ 63. Kc3 Qxa3+ 64. Kc4 Qc1+ 65. Kd5 h5 66. Rxe2 Qd1+ 67. Kc6 Qxe2 68. c8Q+ Kh7 69. d7 Qe4+ 70. Kc7 Qe5+ 71. Kb7 Qb2+ 72. Ka8 Qg2+ 73. Qb7 Qg5 74. Qc7 Qd5+ 75. Kb8 Qb5+ 76. Kc8 Qf5 77. Qc4 a5 78. Qc6 h4 79. Kc7 Qf4+ 80. Kb7 Qf7 81. Qe4+ g6 82. Qxh4+ Kg7 83. Qd4+ Kh6 84. Kc6 Qf3+ 85. Qd5 Qf6+ 86. Kc7 Qe7 87. Qd6 Qf7 88. Kc8 Qc4+ 89. Qc7 Qe6 90. Kb8 Qb3+ 91. Ka7 Qe3+ 92. Kb7 Qb3+ 93. Kc8 Qe6 94. Qh2+ Kg7 95. Qb2+ Kh7 96. Qb7 Qf5 97. Kb8 Qf6 98. d8Q+ 1-0

[Event "Stepichev Memorial 12th"]
[Site "Kiev"]
[Date "2004.12.25"]
[Round "5"]
[White "Vlasenko, Kirill"]
[Black "Diak, Grigoriy"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "60"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. g3 e5 5. Bg2 c6 6. Nf3 Nf6 7. 0-0 Bd6 8. d3 0-0 9. a3 Bg4 10. h3 Bh5 11. g4 Bg6 12. Bd2 Qc7 13. Ne2 Na6 14. Nh4 Rfe8 15. f4 exf4 16. Nxf4 Nc5 17. Nfxg6 hxg6 18. Bc3 Nd5 19. Bd4 Ne6 20. Bf2 Ndf4 21. Be3 Nxg2 22. Nxg2 Re7 23. Qf3 Rae8 24. Kh1 Qd7 25. Rf2 Bb8 26. Raf1 Qd6 27. Nf4 Ng5 28. Qg2 Rxe3 29. h4 Ne6 30. Nh3 Rg3 0-1

[Event "Stepichev Memorial 12th"]
[Site "Kiev"]
[Date "2004.12.24"]
[Round "4"]
[White "Diak, Grigoriy"]
[Black "Goncharov, Oleh"]
[Result "0-1"]
[ECO "B14"]
[PlyCount "66"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 e6 4. Nc3 cxd4 5. exd4 d5 6. Bg5 Be7 7. Nf3 Nc6 8. c5 b6 9. Bb5 Bd7 10. Bxc6 Bxc6 11. Ne5 Rc8 12. Nxc6 Rxc6 13. b4 bxc5 14. dxc5 Qb8 15. Qa4 Qe5+ 16. Kf1 0-0 17. Qxc6 Qxc3 18. Rc1 Qb2 19. Qa4 Ne4 20. Rc2 Qd4 21. g3 Bxg5 22. Kg2 Bd2 23. Rf1 Bxb4 24. c6 Nc5 25. Rxc5 Bxc5 26. Qa6 Bb6 27. Rc1 Qxf2+ 28. Kh3 Qd2 29. Qa3 Qe3 30. Qb2 Qf2 31. Qa3 Qf5+ 32. Kg2 Qe5 33. Rc2 Qe4+ 0-1

[Event "Stepichev Memorial 12th"]
[Site "Kiev"]
[Date "2004.12.23"]
[Round "3"]
[White "Pokotilo, Marina"]
[Black "Diak, Grigoriy"]
[Result "0-1"]
[ECO "D03"]
[PlyCount "104"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. Nbd2 Be7 5. e3 0-0 6. Bd3 h6 7. Bf4 c5 8. c3 Nc6 9. Ne5 Nxe5 10. dxe5 Nd7 11. Qh5 Bg5 12. h4 Bxf4 13. exf4 f5 14. g4 Qe8 15. Qxe8 Rxe8 16. gxf5 exf5 17. Bxf5 Nxe5 18. Bxc8 Nd3+ 19. Kf1 Raxc8 20. Nf3 Nxf4 21. Rb1 Re7 22. Ne1 d4 23. cxd4 cxd4 24. Rd1 d3 25. Ng2 Nxg2 26. Kxg2 Rc2 27. Rxd3 Rxb2 28. Ra3 a6 29. Rhh3 Ree2 30. Rhb3 Rxf2+ 31. Kg3 Rxa2 32. Rxa2 Rxa2 33. Rxb7 Rc2 34. Ra7 Rc6 35. Kf3 Kh7 36. h5 Rc5 37. Kg4 Rg5+ 38. Kh4 a5 39. Ra6 Kg8 40. Ra7 Kf8 41. Ra6 Ke7 42. Ra8 Kd6 43. Rc8 Kd7 44. Rc4 Kd6 45. Rc8 Kd5 46. Rc7 Ke6 47. Rc4 Kd7 48. Rc1 g6 49. hxg6 Rxg6 50. Kh5 Ra6 51. Ra1 a4 52. Ra3 Kc6 0-1

[Event "Stepichev Memorial 12th"]
[Site "Kiev"]
[Date "2004.12.22"]
[Round "2"]
[White "Diak, Grigoriy"]
[Black "Ovcharov, Taras"]
[Result "1-0"]
[ECO "D05"]
[PlyCount "111"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. e3 Nf6 4. Bd3 Be7 5. Nbd2 0-0 6. Ne5 Nbd7 7. f4 c5 8. c3 b6 9. 0-0 Bb7 10. Qf3 a6 11. g4 g6 12. g5 Nh5 13. Ng4 Qc7 14. Nh6+ Kg7 15. h4 f5 16. Be2 Kh8 17. Qh3 Ng7 18. h5 gxh5 19. Bxh5 Qd8 20. Nf7+ Rxf7 21. Bxf7 Nf8 22. Nf3 Ne8 23. Ne5 Bd6 24. Ng6+ Nxg6 25. Bxg6 Qd7 26. Kf2 Qg7 27. Bh5 b5 28. Rh1 Rc8 29. Bd2 b4 30. Rag1 Bc6 31. Rh2 Rc7 32. g6 Nf6 33. Bf3 Qf8 34. Rhg2 Rg7 35. gxh7 Rxh7 36. Qg3 Be7 37. dxc5 Ne4+ 38. Bxe4 Bh4 39. cxb4 Bxg3+ 40. Rxg3 Rh2+ 41. Bg2 d4 42. exd4 Qd8 43. Bc3 Qd5 44. Rh3+ Rxh3 45. Bxd5 Bxd5 46. Rg3 Rh2+ 47. Ke3 Kh7 48. a4 Bc4 49. c6 Re2+ 50. Kf3 Re4 51. c7 Bd5 52. Rh3+ Kg7 53. Rh8 Kxh8 54. c8Q+ Kh7 55. Qc7+ Kg6 56. Kf2 1-0

[Event "Stepichev Memorial 12th"]
[Site "Kiev"]
[Date "2004.12.21"]
[Round "1"]
[White "Abramuk, Alexander"]
[Black "Diak, Grigoriy"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "55"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d4 c6 6. Bc4 Bf5 7. 0-0 e6 8. a3 Bd6 9. Nh4 Bg4 10. Be2 Qh5 11. g3 Nbd7 12. Bxg4 Nxg4 13. Ne4 Bc7 14. h3 Ngf6 15. Nxf6+ Nxf6 16. Qxh5 Nxh5 17. Re1 Nxg3 18. fxg3 Bxg3 19. Re4 f5 20. Nxf5 Bc7 21. Nxg7+ Kd7 22. Nxe6 Rhg8+ 23. Kf1 Bh2 24. Nc5+ Kd6 25. Bf4+ Bxf4 26. Rxf4 b6 27. Ne4+ Kc7 28. Rf7+ 1-0

[Event "Stepichev Memorial 09th"]
[Site "Kiev"]
[Date "2001.12.??"]
[Round "9"]
[White "Arutiunov, Viktor"]
[Black "Diak, Grigoriy"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2092"]
[PlyCount "101"]
[EventDate "2001.12.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Ne5 c6 7. g4 Be4 8. f3 Bd5 9. Nc4 Qd8 10. g5 Bxc4 11. Bxc4 Nd5 12. Ne4 e6 13. c3 Nd7 14. Qe2 Be7 15. Bd2 Qc7 16. Qg2 0-0-0 17. Qg3 e5 18. dxe5 Qxe5 19. 0-0-0 Qxg3 20. hxg3 Ne5 21. Be2 f5 22. gxf6 Nxf6 23. Nxf6 Bxf6 24. Kc2 h6 25. f4 Nf7 26. Bc4 Nd6 27. Be6+ Kc7 28. Rhe1 Rhe8 29. f5 Bg5 30. c4 Bxd2 31. Rxd2 Nc8 32. Rxd8 Rxd8 33. Bxc8 Kxc8 34. Re7 Rd7 35. Rxd7 Kxd7 36. Kd3 Kd6 37. Ke4 a5 38. Kd4 b6 39. g4 a4 40. b4 axb3 41. axb3 Ke7 42. Ke5 Kd7 43. b4 Ke7 44. b5 cxb5 45. cxb5 Kf7 46. Kd6 g5 47. Ke5 Kf8 48. Kf6 Kg8 49. Kg6 h5 50. Kxg5 hxg4 51. Kxg4 1-0

[Event "Stepichev Memorial 09th"]
[Site "Kiev"]
[Date "2001.12.??"]
[Round "1"]
[White "Diak, Grigoriy"]
[Black "Kislinsky, Alexey"]
[Result "0-1"]
[ECO "E70"]
[BlackElo "2316"]
[PlyCount "66"]
[EventDate "2001.12.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5 c5 6. d5 0-0 7. Bd3 e6 8. Nge2 h6 9. Bd2 exd5 10. exd5 Ng4 11. 0-0 Ne5 12. Qc2 Nbd7 13. f4 Nxd3 14. Qxd3 f5 15. Qg3 Kh7 16. Rae1 Nf6 17. Nc1 Bd7 18. Re2 a6 19. Rfe1 b5 20. b3 b4 21. Nd1 Ne4 22. Qf3 Re8 23. Be3 a5 24. h3 a4 25. Nf2 Nc3 26. Rc2 axb3 27. axb3 Ra1 28. Nfd3 Re4 29. Nf2 Re7 30. h4 Qe8 31. Kf1 Bd4 32. Bd2 Ne4 33. Be3 Bxe3 0-1

[Event "Stepichev Memorial 09th"]
[Site "Kiev"]
[Date "2001.12.??"]
[Round "6"]
[White "Diak, Grigoriy"]
[Black "Nikolaev, Leonid"]
[Result "0-1"]
[ECO "E61"]
[BlackElo "2299"]
[PlyCount "52"]
[EventDate "2001.12.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nc3 Bg7 5. Nf3 0-0 6. Qc2 cxd4 7. exd4 d5 8. cxd5 Nxd5 9. Bc4 Nb6 10. Ne2 Nc6 11. Be3 Bg4 12. Rd1 Bxf3 13. gxf3 Rc8 14. b3 Na5 15. 0-0 Naxc4 16. bxc4 Rxc4 17. Qd3 Qd5 18. Kg2 Rfc8 19. Rd2 e6 20. Rfd1 Qc6 21. Ng3 Rc3 22. Qb1 Nd5 23. Rd3 Rxd3 24. Rxd3 b6 25. Ne4 h6 26. Qb3 f5 0-1

[Event "Stepichev Memorial 09th"]
[Site "Kiev"]
[Date "2001.12.??"]
[Round "8"]
[White "Diak, Grigoriy"]
[Black "Radchenko, Vasiliy"]
[Result "1-0"]
[ECO "D58"]
[PlyCount "75"]
[EventDate "2001.12.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 0-0 7. e3 b6 8. cxd5 exd5 9. Bd3 c5 10. 0-0 Bb7 11. Rc1 Nc6 12. dxc5 bxc5 13. Bxf6 Bxf6 14. Nxd5 Ne5 15. Nxf6+ Qxf6 16. Nxe5 Qxe5 17. Qc2 Rfd8 18. Rfd1 Rac8 19. Rd2 Be4 20. Rcd1 Bxd3 21. Rxd3 Rxd3 22. Rxd3 g5 23. h3 a5 24. Qd2 a4 25. Rd5 Qf6 26. Qc3 Qxc3 27. bxc3 Kg7 28. Kf1 Rc7 29. Ke2 a3 30. Kd3 Rb7 31. Rxc5 Rb2 32. Ra5 Rxa2 33. c4 Rxf2 34. Rxa3 Rxg2 35. c5 Kf8 36. c6 Ke8 37. Ra8+ Ke7 38. c7 1-0

[Event "Stepichev Memorial 09th"]
[Site "Kiev"]
[Date "2001.12.??"]
[Round "4"]
[White "Diak, Grigoriy"]
[Black "Sakhatsky, Alexandr"]
[Result "1-0"]
[ECO "A52"]
[PlyCount "117"]
[EventDate "2001.12.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Bg5 Be7 6. Bxe7 Qxe7 7. Nc3 Ngxe5 8. e3 Qb4 9. Qd2 Nxc4 10. Bxc4 Qxc4 11. Nd5 0-0 12. b3 Qg4 13. 0-0 b6 14. Nxc7 Rb8 15. h3 Qg6 16. Rac1 Bb7 17. Nd5 Rfe8 18. Rfd1 Ne5 19. Nxe5 Rxe5 20. Nf4 Qe4 21. Qxd7 Re7 22. Qd4 Qf5 23. Rc7 Ree8 24. Qd7 Be4 25. Rxa7 g5 26. Qxf5 Bxf5 27. Nd5 Kg7 28. f3 Ra8 29. Rxa8 Rxa8 30. Rd2 Rd8 31. e4 Be6 32. Kf2 f5 33. Ke3 fxe4 34. fxe4 Rb8 35. Rc2 b5 36. Nc7 Bd7 37. b4 Kf6 38. Kd4 g4 39. e5+ Ke7 40. h4 Rf8 41. Nd5+ Kd8 42. Nf6 Be6 43. Kc5 Ke7 44. Nd5+ Kd8 45. Kxb5 Rf5 46. Kc5 Rxe5 47. Rd2 Bf5 48. a4 Kc8 49. b5 g3 50. a5 Be4 51. Kd6 Re8 52. Ne7+ Kb7 53. Kd7 Rf8 54. Rd6 Bxg2 55. a6+ Ka8 56. Kc7 Be4 57. b6 g2 58. b7+ Ka7 59. Nc8+ 1-0

[Event "Stepichev Memorial 09th"]
[Site "Kiev"]
[Date "2001.12.??"]
[Round "5"]
[White "Gritskov, Alexandr"]
[Black "Diak, Grigoriy"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "77"]
[EventDate "2001.12.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Ne5 c6 7. Bc4 e6 8. Bd2 Qc7 9. Qe2 Nbd7 10. 0-0-0 Be7 11. Bf4 Nxe5 12. Bxe5 Bd6 13. Bd3 Bg6 14. Bxf6 gxf6 15. d5 Be5 16. dxe6 fxe6 17. Bxg6+ hxg6 18. Qc4 Kf7 19. g3 Bxc3 20. Qxc3 Rad8 21. h4 Rxd1+ 22. Rxd1 Rd8 23. Rd4 Rd7 24. Qd2 Rxd4 25. Qxd4 c5 26. Qe4 Qd7 27. g4 Qd5 28. Qxd5 exd5 29. Kd2 Ke6 30. a4 b6 31. Kd3 a6 32. Ke3 b5 33. axb5 axb5 34. b4 cxb4 35. Kd4 f5 36. f3 fxg4 37. fxg4 Kd6 38. h5 gxh5 39. gxh5 1-0

[Event "Stepichev Memorial 09th"]
[Site "Kiev"]
[Date "2001.12.??"]
[Round "7"]
[White "Livensky, Evgeniy"]
[Black "Diak, Grigoriy"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "53"]
[EventDate "2001.12.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd3 c6 6. h3 Bf5 7. Nf3 e6 8. 0-0 Bxd3 9. Qxd3 Nbd7 10. Bf4 0-0-0 11. Ng5 Nh5 12. Be3 f6 13. Nf7 Ne5 14. Nxe5 fxe5 15. Qc4 exd4 16. Bxd4 Nf4 17. Be3 Nd5 18. Bg5 Re8 19. Nxd5 exd5 20. Qg4+ Kb8 21. Qd7 Bc5 22. b4 Bxb4 23. Rfb1 Rhf8 24. c3 Qc5 25. Rxb4 Qxf2+ 26. Kh2 b6 27. Bf4+ 1-0

[Event "Stepichev Memorial 09th"]
[Site "Kiev"]
[Date "2001.12.??"]
[Round "2"]
[White "Polishchuk, Taras"]
[Black "Diak, Grigoriy"]
[Result "0-1"]
[ECO "A06"]
[PlyCount "62"]
[EventDate "2001.12.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Bf5 3. Nf3 e6 4. d3 Nf6 5. Nbd2 Bc5 6. e3 0-0 7. Be2 Nbd7 8. 0-0 Re8 9. Ne5 Nxe5 10. Bxe5 Nd7 11. Bb2 e5 12. e4 dxe4 13. Nxe4 Bb6 14. Kh1 Re6 15. Ng3 Bg6 16. f4 exf4 17. Rxf4 Nf6 18. Nh5 Nxh5 19. Bxh5 Qg5 20. Bxg6 Qxf4 21. Be4 Rh6 22. h3 Qg3 23. Qf3 Qxf3 24. Bxf3 c6 25. Re1 Re6 26. Rxe6 fxe6 27. Be5 Kf7 28. Be4 h6 29. Kh2 Bd8 30. Kg3 Bf6 31. Kf4 g5+ 0-1

[Event "UKR-ch sf U14"]
[Site "Ukraine"]
[Date "2000.??.??"]
[Round "?"]
[White "Diak, Grigoriy"]
[Black "Balitskiy, Roman"]
[Result "0-1"]
[ECO "D04"]
[PlyCount "50"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 c6 4. Bd3 Bg4 5. Nbd2 e6 6. 0-0 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nd7 10. Re1 0-0 11. c4 f5 12. Bd3 e5 13. c5 e4 14. Qb3+ Kh8 15. Ng5 Qf6 16. cxd6 exd3 17. Qxb7 f4 18. Ne4 Qxd4 19. Bd2 Be2 20. Qxc6 Ne5 21. Qb7 Rab8 22. Qc7 Qxe4 23. d7 Nf3+ 24. gxf3 Qg6+ 25. Kh1 Bxf3# 0-1

[Event "UKR-ch sf U14"]
[Site "Ukraine"]
[Date "2000.??.??"]
[Round "?"]
[White "Diak, Grigoriy"]
[Black "Shilov, Ilya"]
[Result "1/2-1/2"]
[ECO "D04"]
[PlyCount "66"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Qb5+ Qd7 7. Qxb7 c6 8. Qxa8 Qc7 9. Ne5 Bb4+ 10. c3 0-0 11. cxb4 Nbd7 12. Nxd7 Nxd7 13. Qxf8+ Kxf8 14. 0-0 Nf6 15. f3 h5 16. Bd2 h4 17. Rc1 Qb6 18. a3 h3 19. g3 g5 20. g4 e5 21. dxe5 Nd7 22. Nc3 d4 23. Kf2 dxc3 24. Bxc3 Qc7 25. Rd1 Nxe5 26. Bd4 Nd3+ 27. Kg1 c5 28. bxc5 Qc6 29. Rf1 Qb5 30. Rad1 Nxc5 31. Bxc5+ Qxc5 32. Rde1 Qc2 33. Rf2 Qb3 1/2-1/2

[Event "UKR-ch sf U14"]
[Site "Ukraine"]
[Date "2000.??.??"]
[Round "?"]
[White "Diak, Grigoriy"]
[Black "Smirnov, Igor"]
[Result "1/2-1/2"]
[ECO "A47"]
[PlyCount "42"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. c3 Be7 5. e3 b6 6. Bd3 Bb7 7. Nbd2 0-0 8. 0-0 cxd4 9. exd4 Nd5 10. Bxe7 Qxe7 11. Re1 d6 12. Ne4 Nd7 13. Ng3 N7f6 14. Qd2 Qd7 15. Ne4 Nxe4 16. Bxe4 Nf6 17. Bxb7 Qxb7 18. Qd3 b5 19. a3 Rfc8 20. Nd2 a5 21. Re3 Rab8 1/2-1/2

[Event "UKR-ch sf U14"]
[Site "Ukraine"]
[Date "2000.??.??"]
[Round "?"]
[White "Diak, Grigoriy"]
[Black "Yaremko, Nazar"]
[Result "1-0"]
[ECO "D04"]
[PlyCount "151"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. Bd3 Bg6 5. Ne5 Nbd7 6. f4 e6 7. 0-0 Ne4 8. Nd2 Nxd2 9. Bxd2 Nxe5 10. fxe5 Be7 11. Bxg6 hxg6 12. Qg4 Qd7 13. c4 g5 14. Rac1 f5 15. Qf3 g4 16. Qf2 c6 17. cxd5 Qxd5 18. a3 Rh5 19. g3 Kf7 20. Qe2 Rah8 21. Rf2 Rh3 22. Rg2 Qe4 23. Rf1 g5 24. Bc1 Kg6 25. b4 b6 26. Qc4 Kf7 27. Rff2 c5 28. bxc5 bxc5 29. a4 cxd4 30. Qxd4 Qxd4 31. exd4 Rc8 32. Rc2 Rhh8 33. Be3 Rhd8 34. Rxc8 Rxc8 35. Rb2 Rc7 36. a5 Ke8 37. Kf2 Kd7 38. Ke2 Kc6 39. Kd3 Rb7 40. Rc2+ Kd5 41. Rc3 a6 42. Bxg5 Bb4 43. Rb3 Kc6 44. Bd2 Be7 45. Rc3+ Kb5 46. Rc2 Bf8 47. Rc8 Be7 48. Kc2 Ba3 49. Kb3 Be7 50. Bc3 Ra7 51. Rb8+ Kc6 52. Kc4 Kc7 53. Rb6 Kd7 54. Bb4 Rc7+ 55. Bc5 Bxc5 56. dxc5 Rc6 57. Rb7+ Kc8 58. Rh7 Kd8 59. Rg7 Ke8 60. Rh7 Kd8 61. h4 gxh3 62. Rxh3 Ke7 63. Rh2 Kd7 64. Kd4 Ke7 65. Rb2 Kd7 66. Rb7+ Kc8 67. Rb2 Kd8 68. Rc2 Kd7 69. Ke3 Ke7 70. Kf4 Kf7 71. Kg5 Kg7 72. Rc3 Kf7 73. Kh6 Ke7 74. Kg7 Ke8 75. Kf6 Kd7 76. Rd3+ 1-0

[Event "UKR-ch sf U14"]
[Site "Ukraine"]
[Date "2000.??.??"]
[Round "?"]
[White "Litvin, Alexey"]
[Black "Diak, Grigoriy"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "86"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 Nc6 5. Bd3 e5 6. 0-0 Be7 7. Bc2 0-0 8. d4 Qc7 9. d5 Nb8 10. Qe2 b5 11. Re1 Ba6 12. Bd3 c4 13. Bc2 Nbd7 14. a4 Nc5 15. axb5 Bxb5 16. Nbd2 a6 17. Nf1 h6 18. Ng3 Nfd7 19. Nf5 Bf6 20. N3h4 Bxh4 21. Nxh4 Nf6 22. Qf3 Nd3 23. Bxd3 cxd3 24. Qg3 Kh7 25. Nf5 Rg8 26. Qh4 h5 27. g4 Kh8 28. g5 Nh7 29. g6 fxg6 30. Ne7 Rge8 31. Nxg6+ Kg8 32. Qxh5 Nf6 33. Qg5 Qc4 34. Qe3 Kf7 35. Nh4 Nxd5 36. Qf3+ Nf6 37. Nf5 Qe6 38. b3 Red8 39. c4 Bc6 40. Qxd3 Bxe4 41. Nxd6+ Rxd6 42. Qe3 Rd3 43. Qc5 Rxh3 0-1

[Event "UKR-ch sf U14"]
[Site "Ukraine"]
[Date "2000.??.??"]
[Round "?"]
[White "Romashov, Anton"]
[Black "Diak, Grigoriy"]
[Result "1-0"]
[ECO "B20"]
[PlyCount "33"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. b4 cxb4 3. a3 d5 4. exd5 Qxd5 5. Bb2 Bf5 6. c4 Qe4+ 7. Be2 Qxg2 8. Bf3 Qg6 9. Bxb7 Be4 10. Bxa8 Bxa8 11. Nf3 Qf5 12. Qa4+ Bc6 13. Qxa7 Nd7 14. Qa6 Bb7 15. Qxb7 e6 16. axb4 Ngf6 17. Ne5 1-0

[Event "UKR-ch sf U14"]
[Site "Ukraine"]
[Date "2000.??.??"]
[Round "?"]
[White "Veretenko, Yuri"]
[Black "Diak, Grigoriy"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "64"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 e5 7. Ndb5 a6 8. Na3 Be6 9. Bg5 Be7 10. Nc4 b5 11. Bxf6 gxf6 12. Ne3 Ra7 13. Ncd5 Rd7 14. Be2 Qa5+ 15. c3 b4 16. Nc4 Qc5 17. cxb4 Nxb4 18. Ncb6 Nc2+ 19. Kf1 Nxa1 20. Nxd7 Kxd7 21. Qxa1 Bxd5 22. exd5 Qxd5 23. a3 Rg8 24. Bf3 e4 25. Qd1 Qxd1+ 26. Bxd1 d5 27. g3 a5 28. a4 d4 29. Ke2 Kd6 30. Re1 Ke5 31. Kd2 Bb4+ 32. Ke2 Bxe1 0-1

[Event "UKR-ch U12 sf"]
[Site "Ukraine"]
[Date "1999.??.??"]
[Round "?"]
[White "Diak, Grigoriy"]
[Black "Borsuk, Ivan"]
[Result "1-0"]
[ECO "A46"]
[PlyCount "83"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 Bb4+ 4. c3 Be7 5. Bd3 d5 6. Ne5 Nbd7 7. f4 c5 8. Nd2 c4 9. Bc2 0-0 10. 0-0 Re8 11. Rf3 b6 12. Rh3 g6 13. Qe1 Kg7 14. Qh4 Nh5 15. Qg4 f5 16. Qf3 Ndf6 17. Ndxc4 Ba6 18. Nd2 Ne4 19. Nxe4 dxe4 20. Qd1 Rc8 21. g4 Nf6 22. Bd2 Nd5 23. Ba4 b5 24. Bb3 Bf6 25. gxf5 exf5 26. Be1 Bb7 27. Qe2 a6 28. Rd1 Qc7 29. Qg2 Rh8 30. Qc2 Rhe8 31. Qg2 Rh8 32. Bf2 Qe7 33. a4 Qe8 34. axb5 Qxb5 35. Bxd5 Qxd5 36. Bh4 Qe6 37. Bxf6+ Qxf6 38. c4 Qb6 39. d5 Qb3 40. Qd2 Rhd8 41. Qd4 Kg8 42. Nxg6 1-0

[Event "UKR-ch U12 sf"]
[Site "Ukraine"]
[Date "1999.??.??"]
[Round "?"]
[White "Diak, Grigoriy"]
[Black "Prokopenko, Andrey"]
[Result "0-1"]
[ECO "D04"]
[PlyCount "96"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 c6 4. Bd3 Bg4 5. Nbd2 Nbd7 6. 0-0 e6 7. c3 Bd6 8. Re1 0-0 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Rc8 12. Bxh7+ Kh8 13. Bc2 c5 14. d5 Ne5 15. dxe6 fxe6 16. Rxe5 Bxe5 17. Qxd8 Rcxd8 18. Nxe5 Bf5 19. Bg5 Rd5 20. Bxf5 Rxe5 21. Bxe6 Rxe6 22. Rd1 Rfe8 23. Be3 b6 24. Kf1 Kg8 25. Rd7 R6e7 26. Rd5 Rf7 27. Ke2 Kf8 28. b3 Ke7 29. b4 Ke6 30. Rd3 cxb4 31. cxb4 Rc8 32. a3 Rd7 33. Bd4 Rc4 34. Re3+ Kd5 35. Be5 Rc2+ 36. Kf3 Rf7+ 37. Kg3 Rfxf2 38. Bf4 Rxg2+ 39. Kh3 Rge2 40. Rg3 Rxh2+ 41. Kg4 Rhg2 42. Kf3 Rxg3+ 43. Kxg3 Rc3+ 44. Kg4 Rxa3 45. Bd2 Rb3 46. Kf4 Kc4 47. Ke4 Rxb4 48. Bxb4 Kxb4 0-1

[Event "UKR-ch U12 sf"]
[Site "Ukraine"]
[Date "1999.??.??"]
[Round "?"]
[White "Diak, Grigoriy"]
[Black "Skripnikov, Denis"]
[Result "1/2-1/2"]
[ECO "A92"]
[PlyCount "53"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 f5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. g3 0-0 6. Bg2 d5 7. cxd5 exd5 8. Ne5 c6 9. Bg5 Be6 10. 0-0 Nbd7 11. Nxd7 Qxd7 12. e3 Ne4 13. Nxe4 fxe4 14. Bxe7 Qxe7 15. Qb3 Qd7 16. Rac1 Rf6 17. f3 exf3 18. Rxf3 Raf8 19. Rcf1 Rxf3 20. Rxf3 Rxf3 21. Bxf3 Qe7 22. a3 Bf5 23. Qb4 Qxb4 24. axb4 Kf7 25. Kf2 Ke7 26. Ke2 Kd6 27. Kd2 1/2-1/2

[Event "UKR-ch U12 sf"]
[Site "Ukraine"]
[Date "1999.??.??"]
[Round "?"]
[White "Diak, Grigoriy"]
[Black "Tesiolkin, Alexey"]
[Result "0-1"]
[ECO "D05"]
[PlyCount "54"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 c5 2. e3 e6 3. Bd3 d5 4. c3 c4 5. Bc2 Bd6 6. Nf3 Nf6 7. Nbd2 Nc6 8. 0-0 0-0 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Bd7 12. Bxh7+ Kxh7 13. Ng5+ Kg6 14. h4 Kf6 15. Nxe6 Kxe6 16. d5+ Ke7 17. Re1+ Ne5 18. f4 f6 19. fxe5 Bxe5 20. Qh5 Qe8 21. Qf3 Kd8 22. Be3 Qg6 23. Rad1 Qg4 24. Bxa7 Rxa7 25. Qe3 Ra6 26. Qc5 Bd6 27. Qe3 Re8 0-1

[Event "UKR-ch U12 sf"]
[Site "Ukraine"]
[Date "1999.??.??"]
[Round "?"]
[White "Diak, Grigoriy"]
[Black "Tokarchuk, Andrey"]
[Result "0-1"]
[ECO "A85"]
[PlyCount "74"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 f5 2. c4 e6 3. Nc3 c6 4. Nf3 d5 5. e3 Nf6 6. cxd5 exd5 7. Bd3 Bd6 8. Qc2 Ne4 9. Bd2 Nd7 10. 0-0 0-0 11. Qb3 Kh8 12. Rac1 Rf6 13. Ne2 Rh6 14. Ng3 Ndf6 15. Bb4 Bc7 16. Ne5 Bxe5 17. dxe5 Ne8 18. Bxe4 fxe4 19. f3 Qh4 20. fxe4 Qxh2+ 21. Kf2 Rg6 22. Ke2 Qxg2+ 23. Kd3 Be6 24. Rf8+ Bg8 25. Rcf1 Nc7 26. Ne2 Qxe4+ 27. Kd2 Re6 28. Bd6 Rxf8 29. Rxf8 Nb5 30. Nf4 Rh6 31. Bc5 Rh2+ 32. Ne2 Qxe5 33. a4 Nd6 34. Bd4 Ne4+ 35. Kd3 Qh5 36. Qc2 Qg6 37. Qc1 Ng3+ 0-1

[Event "UKR-ch U12 sf"]
[Site "Ukraine"]
[Date "1999.??.??"]
[Round "?"]
[White "Mihailik, Alexander"]
[Black "Diak, Grigoriy"]
[Result "0-1"]
[ECO "A13"]
[PlyCount "80"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. cxd5 exd5 4. g3 Nf6 5. Bg2 c6 6. e3 Bf5 7. Nc3 Nbd7 8. d4 Bd6 9. a3 0-0 10. 0-0 Re8 11. Re1 Qc7 12. Nd2 Re7 13. e4 dxe4 14. Ncxe4 Nxe4 15. Nxe4 Rae8 16. Qd3 Bg6 17. Bd2 f5 18. Nxd6 Rxe1+ 19. Rxe1 Qxd6 20. Qb3+ Kh8 21. Rxe8+ Bxe8 22. Qe3 Bf7 23. Bb4 Qe6 24. Qf4 h6 25. Qc7 Nf6 26. Qxb7 Qe2 27. Qxc6 Qxb2 28. Qc3 Qb1+ 29. Bf1 Qd1 30. Qc8+ Kh7 31. Qxf5+ Bg6 32. Qb5 Qxd4 33. Bc5 Qa1 34. Qa6 Ne4 35. Bxa7 Nd2 36. Be3 Nf3+ 37. Kg2 Be4 38. Kh1 Ng5+ 39. f3 Bxf3+ 40. Kg1 Nh3# 0-1

[Event "UKR-ch U12 sf"]
[Site "Ukraine"]
[Date "1999.??.??"]
[Round "?"]
[White "Myshakov, Fyodor"]
[Black "Diak, Grigoriy"]
[Result "1/2-1/2"]
[ECO "D24"]
[PlyCount "116"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3 e6 5. e4 c5 6. Bxc4 Nc6 7. Be3 cxd4 8. Nxd4 Bd7 9. 0-0 Bd6 10. Ndb5 Be7 11. Nd6+ Bxd6 12. Qxd6 Qe7 13. Bc5 Qxd6 14. Bxd6 a6 15. e5 Ng4 16. Rfe1 Rc8 17. Bd3 f6 18. f4 f5 19. Rac1 Ne7 20. b4 Kf7 21. h3 Nh6 22. a4 Rhe8 23. b5 axb5 24. Bxb5 Bc6 25. Bxc6 Rxc6 26. Bxe7 Kxe7 27. Nb5 Rec8 28. Rxc6 Rxc6 29. Nd6 b6 30. Rd1 Nf7 31. Nb5 Rc4 32. Rd4 Rxd4 33. Nxd4 Nd8 34. Kf2 Kd7 35. Ke3 Nb7 36. Nb5 Nc5 37. Nc3 Kc6 38. Kd4 Nb3+ 39. Kc4 Nc5 40. Kd4 Nb3+ 41. Kc4 Nc5 42. Nb5 Nxa4 43. Nd4+ Kd7 44. g3 Nc5 45. Kb5 Kc7 46. Kc4 h6 47. Kb5 g5 48. fxg5 hxg5 49. h4 gxh4 50. gxh4 Kd7 51. Kxb6 Nd3 52. Nf3 Nf4 53. Kc5 Nh5 54. Ng5 Ng7 55. Nf3 Nh5 56. Ng5 Ng7 57. Nf3 Nh5 58. Ng5 Ng7 1/2-1/2

[Event "UKR-ch U12 sf"]
[Site "Ukraine"]
[Date "1999.??.??"]
[Round "?"]
[White "Subbotin, Dmitriy"]
[Black "Diak, Grigoriy"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "66"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Be2 Bf5 6. Nd4 Bg6 7. d3 c6 8. Bd2 e6 9. a3 Qc7 10. g3 Nbd7 11. Be3 Bd6 12. Qd2 0-0-0 13. 0-0-0 Nb6 14. g4 Rhe8 15. f3 Be5 16. h4 h6 17. h5 Bh7 18. g5 hxg5 19. Ndb5 cxb5 20. Nxb5 Qb8 21. Qa5 Bc7 22. Nxa7+ Kd7 23. Qb5+ Ke7 24. Nc6+ bxc6 25. Qxc6 Kf8 26. Bxg5 Bf4+ 27. Bxf4 Qxf4+ 28. Kb1 Nbd5 29. h6 gxh6 30. Qc5+ Kg8 31. Rdg1+ Bg6 32. d4 Rc8 33. Qb5 Nc3+ 0-1

[Event "UKR-ch U12 sf"]
[Site "Ukraine"]
[Date "1999.??.??"]
[Round "?"]
[White "Udovik, Alexander"]
[Black "Diak, Grigoriy"]
[Result "1-0"]
[ECO "D24"]
[PlyCount "61"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UKR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 c5 6. e3 a6 7. a4 cxd4 8. Nxd4 Bb4 9. Bxc4 0-0 10. 0-0 Nbd7 11. Rc1 b6 12. Qb3 Be7 13. Nc6 Qe8 14. Rfd1 Bb7 15. Nxe7+ Qxe7 16. Bxf6 Nxf6 17. Qxb6 Rfc8 18. Be2 Rab8 19. Qd6 Qe8 20. b4 Rc6 21. Qe5 Rcc8 22. b5 Nd7 23. Qd6 Nc5 24. bxa6 Ba8 25. Bb5 Qf8 26. Qxf8+ Kxf8 27. a7 Rb7 28. Ne4 Rxb5 29. Nd6 Ra5 30. Nxc8 Nxa4 31. Rd8# 1-0

