[Event "Kostroma Volga Cup op"]
[Site "Kostroma"]
[Date "2009.07.??"]
[Round "5"]
[White "Cherepanov, Vladislav"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "2217"]
[BlackElo "2469"]
[PlyCount "50"]
[EventDate "2009.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 g6 5. Qc2 bxc4 6. e4 Bg7 7. Bxc4 d6 8. 0-0 0-0 9. Bd2 Bg4 10. Ne1 Bc8 11. Bc3 Nbd7 12. Nd2 Nb6 13. Be2 a5 14. Nef3 a4 15. a3 Ba6 16. Bxa6 Rxa6 17. Rfe1 Ra7 18. Rad1 Qc8 19. Qd3 Qa6 20. Qxa6 Rxa6 21. Kf1 Rb8 22. Ke2 Nbd7 23. Kd3 Ng4 24. Re2 Bxc3 25. Kxc3 Rab6 0-1

[Event "Kostroma Volga Cup op"]
[Site "Kostroma"]
[Date "2009.07.??"]
[Round "2"]
[White "Davydiants, Eduard"]
[Black "Sivokho, Sergey V"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "2090"]
[BlackElo "2469"]
[PlyCount "87"]
[EventDate "2009.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 d5 5. exd5 Nxd5 6. dxc5 Nxc3 7. Qxd8+ Nxd8 8. bxc3 f6 9. Be3 e5 10. Bb5+ Bd7 11. Bxd7+ Kxd7 12. 0-0-0+ Kc6 13. Nd2 Ne6 14. Nb3 Kc7 15. Rd5 Be7 16. Rhd1 Rad8 17. c4 Kc8 18. Na5 Nc7 19. R5d3 Rxd3 20. Rxd3 Na6 21. Nxb7 Nb4 22. Rb3 Kxb7 23. Rxb4+ Kc6 24. Ra4 Ra8 25. Ra6+ Kb7 26. Re6 Bf8 27. Kb2 Rc8 28. Kc3 Bxc5 29. Bxc5 Rxc5 30. Kb4 Rc7 31. c5 Kc8 32. c6 Kd8 33. Kc5 Rf7 34. Kd6 h5 35. c4 Rf8 36. Re7 f5 37. Rxa7 Rf6+ 38. Kc5 e4 39. Kb6 f4 40. Rd7+ Ke8 41. Kb7 e3 42. fxe3 fxe3 43. Rd3 Re6 44. c7 1-0

[Event "Kostroma Volga Cup op"]
[Site "Kostroma"]
[Date "2009.07.??"]
[Round "8"]
[White "Gromadin, Gleb"]
[Black "Sivokho, Sergey V"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2191"]
[BlackElo "2469"]
[PlyCount "53"]
[EventDate "2009.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. g3 g6 4. Bg2 Bg7 5. 0-0 e6 6. e3 Nge7 7. d4 cxd4 8. Nxd4 Nxd4 9. exd4 d5 10. cxd5 Nxd5 11. Nc3 Nxc3 12. bxc3 0-0 13. Bf4 Qa5 14. Qb3 e5 15. Bxe5 Bxe5 16. dxe5 Qxe5 17. Rfe1 Qc7 18. Re3 Rb8 19. Qa3 Qb6 20. Bd5 Bh3 21. Re7 Rbd8 22. Rxb7 Qd6 23. Qb3 Qe5 24. Rd1 Kg7 25. c4 Rd6 26. Rc1 Rf6 27. Qb2 1-0

[Event "Kostroma Volga Cup op"]
[Site "Kostroma"]
[Date "2009.07.??"]
[Round "6"]
[White "Iljushina, Olga"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "2366"]
[BlackElo "2469"]
[PlyCount "87"]
[EventDate "2009.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 g6 5. Qc2 bxc4 6. e4 Bg7 7. Bxc4 d6 8. 0-0 0-0 9. Nc3 Nbd7 10. h3 Nb6 11. Be2 a5 12. a4 Ba6 13. Bxa6 Rxa6 14. Nb5 Qd7 15. Bd2 Rb8 16. Ra2 Nxa4 17. Nxd6 exd6 18. Rxa4 Qb5 19. Bc3 Nd7 20. Rfa1 Bxc3 21. bxc3 Qb3 22. Qxb3 Rxb3 23. Rxa5 Rxa5 24. Rxa5 Rxc3 25. Ra6 Nf6 26. e5 Nxd5 27. exd6 Nf6 28. Ne5 Rc1+ 29. Kh2 Rd1 30. f4 Kg7 31. g4 Rd2+ 32. Kg1 h6 33. h4 h5 34. g5 Ng4 35. Rc6 Rd4 36. Kg2 Ne3+ 37. Kf3 Nc4 38. Rxc5 Nxd6 39. Rc7 Kf8 40. Ra7 Rd1 41. Ke2 Rd4 42. Kf3 Rd1 43. Ke2 Rd4 44. Kf3 1/2-1/2

[Event "Kostroma Volga Cup op"]
[Site "Kostroma"]
[Date "2009.07.??"]
[Round "4"]
[White "Sivokho, Sergey V"]
[Black "Cshupliak, Ruslan"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "2469"]
[PlyCount "45"]
[EventDate "2009.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 0-0 6. Bd3 c5 7. dxc5 dxc5 8. Qe2 Nc6 9. e5 Nd5 10. Nxd5 Qxd5 11. Be4 Qd7 12. Be3 b6 13. c3 Rd8 14. h4 Bb7 15. Bc2 Qg4 16. h5 Ba6 17. Qf2 Bd3 18. hxg6 hxg6 19. Rh4 Qc8 20. g4 e6 21. Ng5 Ne7 22. Qh2 Kf8 23. Rh7 1-0

[Event "Kostroma Volga Cup op"]
[Site "Kostroma"]
[Date "2009.07.??"]
[Round "1"]
[White "Sivokho, Sergey V"]
[Black "Mirzanurov, Bulat"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2469"]
[BlackElo "2312"]
[PlyCount "134"]
[EventDate "2009.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Nf6 7. Bg2 Nc6 8. 0-0 h6 9. Re1 Nxd4 10. Qxd4 Bc5 11. Bf4 d6 12. Qd3 Ng4 13. Re2 Bd7 14. a4 Ne5 15. Qd1 0-0 16. h3 Rac8 17. Qc1 Rfd8 18. Be3 Bb4 19. Na2 Ba5 20. b3 Nc6 21. Qa3 Bb6 22. Rd1 Bxe3 23. Rxe3 Ne5 24. c4 Qc5 25. Qb2 Bxa4 26. bxa4 Nxc4 27. Qb3 Nxe3 28. fxe3 Qc4 29. Rb1 Qxb3 30. Rxb3 Rc4 31. Nc3 Rdc8 32. Ne2 Rxa4 33. Rxb7 Ra1+ 34. Kf2 a5 35. Rb6 a4 36. Rxd6 a3 37. e5 g6 38. Be4 Rb8 39. Ra6 Rb2 40. Bd3 a2 41. Bc4 Rh1 42. Rxa2 Rh2+ 43. Kf3 Rxa2 44. Bxa2 Rxh3 45. Bc4 Rh5 46. Ke4 Rf5 47. Nf4 Rg5 48. Ne2 Rg4+ 49. Kd3 h5 50. e4 g5 51. Ke3 h4 52. Kf3 h3 53. Bd3 Kg7 54. Kf2 f5 55. exf6+ Kxf6 56. Kg1 Ke5 57. Kh2 Rxe4 58. Bxe4 Kxe4 59. Kxh3 Ke3 60. Nc1 Kf3 61. Nd3 Ke3 62. Ne5 Ke4 63. Nf7 Kf5 64. Nh6+ Kg6 65. Ng4 Kf5 66. Nf2 e5 67. Kg2 e4 1-0

[Event "Kostroma Volga Cup op"]
[Site "Kostroma"]
[Date "2009.07.??"]
[Round "7"]
[White "Sivokho, Sergey V"]
[Black "Svetlov, Dmitry"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "2469"]
[BlackElo "2353"]
[PlyCount "70"]
[EventDate "2009.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7 11. Rh4 e6 12. Bf4 Bd6 13. Bxd6 Qxd6 14. Ne4 Qe7 15. Qa3 Qxa3 16. bxa3 Ke7 17. Nc5 Ngf6 18. Nxb7 c5 19. dxc5 Rhc8 20. 0-0-0 Rc7 21. Rhd4 Rb8 22. Nd6 Rxc5 23. Ra4 Rb6 24. Nc4 Rbc6 25. Ne3 Rc7 26. g4 Nb6 27. Rad4 Nbd5 28. Nxd5+ Nxd5 29. R1d2 Nc3 30. Rd8 Ne4 31. R2d4 Rxc2+ 32. Kb1 Rc1+ 33. Kb2 R7c2+ 34. Kb3 Nc5+ 35. Kb4 Rb2+ 0-1

[Event "Kostroma Volga Cup op"]
[Site "Kostroma"]
[Date "2009.07.??"]
[Round "3"]
[White "Sivokho, Sergey V"]
[Black "Volkovich, Maksim"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2469"]
[BlackElo "2050"]
[PlyCount "99"]
[EventDate "2009.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Qd2 Be7 9. f3 Nbd7 10. 0-0-0 0-0 11. g4 b5 12. g5 b4 13. Ne2 Nh5 14. Ng3 Nf4 15. h4 a5 16. Kb1 Nc5 17. Nd4 a4 18. Ngf5 exd4 19. Bxf4 b3 20. cxb3 Bxf5 21. exf5 Nxb3 22. Qd3 Nc5 23. Qxd4 Qc8 24. Bh3 f6 25. Rhe1 Ra7 26. Re3 Rd8 27. Rde1 Bf8 28. Qd5+ Kh8 29. Bf1 g6 30. fxg6 hxg6 31. Bc4 Bg7 32. gxf6 Bxf6 33. Bg5 Bxg5 34. hxg5 Qf5+ 35. Qxf5 gxf5 36. Bd5 f4 37. Re7 Rxe7 38. Rxe7 Rd7 39. Rxd7 Nxd7 40. Kc2 Kg7 41. Be4 d5 42. Bxd5 Kg6 43. Kc3 Kxg5 44. Kd4 Kf5 45. Be4+ Ke6 46. Bc2 Ne5 47. Ke4 Nc4 48. Bxa4 Nxb2 49. Bb3+ Kf6 50. Kd4 1-0

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2009.05.29"]
[Round "9"]
[White "Sivokho, Sergey V"]
[Black "Butylkin, Alexey"]
[Result "1-0"]
[ECO "B57"]
[WhiteElo "2472"]
[BlackElo "2204"]
[PlyCount "93"]
[EventDate "2009.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Nxc6 bxc6 8. Qe2 Nd7 9. b3 Ne5 10. Na4 Qb7 11. 0-0 Nxc4 12. Qxc4 e5 13. f4 Be6 14. Qc3 f6 15. Ba3 exf4 16. Rad1 Rd8 17. Qd2 Be7 18. Qxf4 c5 19. Nc3 0-0 20. Nd5 f5 21. Bb2 Rf7 22. Qg3 c4 23. Nf4 Bc8 24. Nh5 Bf8 25. Nf6+ Kh8 26. Nxh7 Be7 27. Ng5 Bxg5 28. Qxg5 Rdf8 29. Rxd6 Qc7 30. Qd2 Kg8 31. e5 Re8 32. b4 Be6 33. Bc3 Qb7 34. a4 Qe7 35. b5 Qb7 36. Rf4 g5 37. Rfd4 f4 38. Rd8 Rxd8 39. Rxd8+ Kg7 40. Rd6 Qe7 41. Ba5 g4 42. Bd8 Qe8 43. Bf6+ Rxf6 44. exf6+ Kg6 45. Qxf4 Kf7 46. Qh6 Qg8 47. Qg7+ 1-0

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2009.05.28"]
[Round "8"]
[White "Svidinsky, Dmitry"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2086"]
[BlackElo "2472"]
[PlyCount "196"]
[EventDate "2009.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 g6 5. c4 Nb6 6. Nc3 Bg7 7. c5 Nd5 8. Bc4 c6 9. Qb3 0-0 10. 0-0 Nxc3 11. bxc3 b5 12. Be2 Be6 13. Qc2 Nd7 14. Bf4 Bd5 15. Rfe1 Re8 16. a4 a6 17. axb5 axb5 18. Rxa8 Qxa8 19. Qb2 e5 20. Nxe5 Nxe5 21. Bxe5 Bxe5 22. dxe5 Qa7 23. c4 bxc4 24. Qd4 Qa2 25. Bf3 Bxf3 26. gxf3 Qc2 27. f4 c3 28. Qe3 Qf5 29. Rc1 c2 30. Qd2 Ra8 31. Rxc2 Ra4 32. Qd8+ Kg7 33. Qf6+ Qxf6 34. exf6+ Kxf6 35. Rd2 Kf5 36. Rd6 Kxf4 37. Rxc6 f5 38. Kg2 Rc4 39. Rc7 h5 40. Rc8 g5 41. h3 Rc3 42. c6 Rc2 43. c7 g4 44. hxg4 hxg4 45. Kg1 Rc6 46. Kg2 Rc1 47. Kh2 Rc3 48. Kg2 Rc6 49. Kg1 Rc2 50. Kg2 Rc3 51. Kh2 Rh3+ 52. Kg2 Rh7 53. Kg1 Rd7 54. Kg2 Rf7 55. Kh2 Kf3 56. Kg1 f4 57. Ra8 Rxc7 58. Ra3+ Ke4 59. Kg2 Rc2 60. Ra4+ Kf5 61. Kg1 Rd2 62. Rb4 Kg5 63. Ra4 Kf5 64. Rb4 Ke5 65. Ra4 Rd4 66. Ra8 Ke4 67. Kg2 Rd6 68. Ra4+ Kf5 69. Ra5+ Kf6 70. Rb5 Rd2 71. Kg1 Re2 72. Ra5 Re5 73. Ra8 Kg5 74. Ra4 Rb5 75. Ra8 Rb2 76. Ra4 Rb1+ 77. Kh2 Re1 78. Rb4 f3 79. Rb8 Rf1 80. Rg8+ Kf4 81. Rf8+ Ke4 82. Re8+ Kd3 83. Kg3 Rg1+ 84. Kf4 Kd2 85. Re7 Rg2 86. Re8 Rxf2 87. Kxg4 Re2 88. Rd8+ Ke3 89. Rf8 Rg2+ 90. Kh3 Rg1 91. Re8+ Kf2 92. Ra8 Rh1+ 93. Kg4 Kg2 94. Ra3 Rh8 95. Kf4 Rf8+ 96. Kg4 Rg8+ 97. Kf4 f2 98. Ra2 Kg1 0-1

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2009.05.27"]
[Round "7"]
[White "Sivokho, Sergey V"]
[Black "Nikitinyh, Boris Aleksandrovic"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2472"]
[BlackElo "2217"]
[PlyCount "80"]
[EventDate "2009.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nh6 5. Bc4 g6 6. Nf3 Bg7 7. c3 0-0 8. h3 Nf5 9. Bb3 Nd6 10. Nc5 b6 11. Nd3 Bf5 12. 0-0 Nd7 13. Re1 c5 14. Nde5 Nxe5 15. Nxe5 Rc8 16. dxc5 Rxc5 17. Bf4 Qa8 18. Nd3 Rc7 19. Nb4 Be4 20. Bd5 Bxd5 21. Nxd5 Rd7 22. Rxe7 Rdd8 23. Ne3 Ne4 24. Qa4 Nc5 25. Qa3 Qc6 26. Ng4 Rfe8 27. Qxa7 Rxe7 28. Qxe7 Re8 29. Qh4 h5 30. Nh2 Ne4 31. Be3 Qb5 32. Rd1 Bf6 33. Qf4 Qxb2 34. Kh1 Bg5 35. Qf3 Bxe3 36. fxe3 Qf2 37. Ng4 hxg4 38. Qxg4 Qxe3 39. Kh2 Nf2 40. Qd7 Nxd1 0-1

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2009.05.25"]
[Round "6"]
[White "Zhukov, Dmitry"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "B29"]
[WhiteElo "2157"]
[BlackElo "2472"]
[PlyCount "120"]
[EventDate "2009.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 d5 5. exd5 Nxd5 6. Nxd5 Qxd5 7. Be3 cxd4 8. Nxd4 a6 9. c3 e5 10. Qb3 Qxb3 11. Nxb3 Be6 12. 0-0-0 Be7 13. Be2 Rc8 14. Kb1 0-0 15. Nc5 Bxc5 16. Bxc5 Rfd8 17. Bb6 Rxd1+ 18. Rxd1 f5 19. Rd2 Kf7 20. Bd1 Ne7 21. Bb3 Bxb3 22. axb3 Ke6 23. c4 Rc6 24. Bd8 Rd6 25. Kc2 Nc6 26. Rxd6+ Kxd6 27. Bb6 h5 28. Kc3 g5 29. b4 g4 30. Bc5+ Ke6 31. Kd3 Nd8 32. g3 Nf7 33. Be3 Kd6 34. b3 Nd8 35. Bd2 Ne6 36. Be3 Kc7 37. Kc3 Kc6 38. Kd3 Kd6 39. Kc3 Nc7 40. Bc5+ Ke6 41. Be3 Ne8 42. Kd3 Nf6 43. Kc3 Ne4+ 44. Kd3 Kd7 45. Ke2 Nd6 46. Kd3 Nf7 47. Kc3 Nd8 48. Kc2 Ne6 49. Kd3 Kd6 50. Kc3 f4 51. Bd2 Ng5 52. Kd3 Nf3 53. gxf4 e4+ 54. Ke3 Ke6 55. b5 axb5 56. cxb5 Kf5 57. Ba5 Nxh2 58. Ke2 Nf3 59. Bb6 h4 60. b4 Nd2 0-1

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2009.05.24"]
[Round "5"]
[White "Sivokho, Sergey V"]
[Black "Golovankov, Vladimir"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2472"]
[BlackElo "2292"]
[PlyCount "126"]
[EventDate "2009.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 Nb6 5. Bb3 exd4 6. Qxd4 Be6 7. Bxe6 fxe6 8. 0-0 e5 9. Qd3 Nf6 10. Re1 Qd7 11. Nc3 Be7 12. a4 a5 13. Be3 Qc6 14. Bxb6 Qxb6 15. Nd5 Nxd5 16. Qxd5 Qc6 17. Qe6 Qd7 18. Qb3 c6 19. Rad1 Qc8 20. Nd2 Qc7 21. Re3 Rf8 22. Rd3 0-0-0 23. Nc4 Kb8 24. Qc3 b6 25. Qe1 Ka7 26. R1d2 Bg5 27. Rd1 Be7 28. g3 Rf6 29. Kg2 h5 30. h4 Rdf8 31. f3 Rd8 32. Qe3 Ka6 33. c3 Rg6 34. Kh2 Re6 35. b4 axb4 36. cxb4 d5 37. b5+ Kb7 38. Nd2 d4 39. Qe2 Ra8 40. Rc1 g5 41. hxg5 Bxg5 42. Ra3 c5 43. Rc4 h4 44. g4 Qf7 45. Nf1 Rd6 46. Rc2 Rad8 47. Qd3 Rc8 48. Rc4 Rf6 49. Qe2 Rf8 50. Kg2 h3+ 51. Kg3 Rh6 52. Kh2 Bc1 53. Ra2 Qf4+ 54. Kh1 Be3 55. Nh2 Qg3 56. Qf1 Rhf6 57. Rcc2 d3 58. Rcb2 c4 59. Rb1 Rxf3 60. Nxf3 Rxf3 61. Qe1 Rf2 62. Rxf2 Bxf2 63. Qf1 c3 0-1

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2009.05.22"]
[Round "4"]
[White "Malakhov, Igor"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "2380"]
[BlackElo "2472"]
[PlyCount "13"]
[EventDate "2009.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d5 5. exd5 Qxd5 6. cxd4 Bg4 7. Nc3 1/2-1/2

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2009.05.21"]
[Round "3"]
[White "Sivokho, Sergey V"]
[Black "Vunder, Yakov"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2472"]
[BlackElo "2233"]
[PlyCount "43"]
[EventDate "2009.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Nc6 7. Bg2 d6 8. 0-0 Bd7 9. Nxc6 Bxc6 10. a4 b6 11. Re1 Be7 12. Qg4 h5 13. Qe2 h4 14. Qc4 Qb7 15. Bf4 Rc8 16. Bf1 hxg3 17. Bxg3 Bb5 18. axb5 Rxc4 19. bxa6 Qa8 20. Bxc4 Nf6 21. Bb5+ Kf8 22. a7 1-0

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2009.05.20"]
[Round "2"]
[White "Rodkin, Felix"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "2149"]
[BlackElo "2472"]
[PlyCount "72"]
[EventDate "2009.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. d4 Nc6 6. Be3 e5 7. dxe5 Qxe5 8. Qe2 Be6 9. c3 0-0-0 10. Nf3 Qh5 11. Nd4 Bg4 12. f3 Nxd4 13. fxg4 Qa5 14. Qf2 Nb3 15. Rb1 Bc5 16. Bxc5 Nxc5 17. Be2 Ne4 18. Qxf7 Nxc3 19. Qe6+ Kb8 20. bxc3 Qxc3+ 21. Kf1 Rhf8+ 22. Bf3 Rxf3+ 23. gxf3 Qxf3+ 24. Kg1 Rf8 25. Qe1 Qxg4+ 26. Qg3 Qd4+ 27. Kg2 Qe4+ 28. Kh3 Rf3 29. Rbe1 Qf5+ 30. Kg2 Rxg3+ 31. hxg3 b6 32. Rhf1 Qd5+ 33. Kh3 Qxa2 34. Re7 Qc2 35. Rxg7 a5 36. Kg4 Qc3 0-1

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2009.05.19"]
[Round "1"]
[White "Sivokho, Sergey V"]
[Black "Voronenkov, Sergey"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "2472"]
[BlackElo "2003"]
[PlyCount "73"]
[EventDate "2009.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Ne5 11. Be2 Rc8 12. Kb1 a6 13. g4 Nc4 14. Bxc4 Rxc4 15. h4 h5 16. gxh5 Nxh5 17. Nde2 b5 18. Bh6 Be6 19. b3 Rc5 20. Bxg7 Kxg7 21. Rhg1 Rh8 22. f4 Nf6 23. f5 Bd7 24. fxg6 fxg6 25. Nf4 Rh6 26. Ncd5 Nxd5 27. Nxd5 Bc6 28. Nf4 Qc8 29. Nxg6 Rxg6 30. h5 Rxh5 31. Rxg6+ Kxg6 32. Rg1+ Kf6 33. Qf4+ Rf5 34. Qh6+ Ke5 35. exf5 Be4 36. Qg7+ Kd5 37. Rd1+ 1-0

[Event "St Petersburg Nov op"]
[Site "St Petersburg"]
[Date "2008.11.09"]
[Round "9"]
[White "Sivokho, Sergey V"]
[Black "Vunder, Andrei"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2486"]
[BlackElo "2261"]
[PlyCount "129"]
[EventDate "2008.11.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8. Qxg7 Rg8 9. Qxh7 cxd4 10. Ne2 Nbc6 11. f4 dxc3 12. Qd3 Bd7 13. Rb1 d4 14. g3 Nf5 15. Bg2 0-0-0 16. 0-0 Kb8 17. h3 Bc8 18. g4 Nh4 19. Bh1 b6 20. Ng3 Bb7 21. Ne4 Ka8 22. a4 Na5 23. Rb4 Nf5 24. Bg2 Nh4 25. Bh1 Nf5 26. Kh2 Qe7 27. Rb1 Rxg4 28. hxg4 Qh4+ 29. Kg1 Qxg4+ 30. Kf2 Rh8 31. Ke1 Rh2 32. Nf2 Qh4 33. Bxb7+ Nxb7 34. Rb4 Qh5 35. Rg1 Nc5 36. Qe2 d3 37. Qxh5 d2+ 38. Bxd2 cxd2+ 39. Kxd2 Rxh5 40. a5 Kb7 41. axb6 axb6 42. Rh1 Rxh1 43. Nxh1 Ne7 44. Nf2 Nd5 45. Rd4 Kc6 46. Ne4 Nxe4+ 47. Rxe4 b5 48. Kd3 Ne7 49. Rb4 Nd5 50. Re4 Ne7 51. Re1 Nd5 52. Ke4 Nc3+ 53. Kf3 Nd5 54. Rh1 Kd7 55. Rh7 Ke7 56. Ke4 Nb4 57. c3 Nc6 58. f5 exf5+ 59. Kxf5 Nd8 60. Rh8 Nc6 61. Rc8 Kd7 62. Ra8 b4 63. cxb4 Nxb4 64. Kf6 Nc6 65. Rf8 1-0

[Event "St Petersburg Nov op"]
[Site "St Petersburg"]
[Date "2008.11.08"]
[Round "8"]
[White "Barhudarian, Rafael"]
[Black "Sivokho, Sergey V"]
[Result "1-0"]
[ECO "D01"]
[WhiteElo "2327"]
[BlackElo "2486"]
[PlyCount "113"]
[EventDate "2008.11.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Qd3 c5 4. Bg5 cxd4 5. Bxf6 gxf6 6. Qxd4 e6 7. e4 Nc6 8. Bb5 Bd7 9. Bxc6 bxc6 10. exd5 cxd5 11. Nge2 Be7 12. 0-0 Qb6 13. Qd3 f5 14. Ng3 Bc6 15. a4 h5 16. Rfe1 Rd8 17. Qe2 d4 18. Nb5 a6 19. Qe5 Rg8 20. Nc7+ Kf8 21. Nxe6+ fxe6 22. Qxe6 Qc5 23. Re5 Qd6 24. Rxf5+ Ke8 25. Qxg8+ Kd7 26. Qg7 h4 27. Ne2 Kc8 28. Rf7 d3 29. cxd3 Qxd3 30. h3 Bd6 31. Rc1 Kb8 32. Qc3 Qxc3 33. Nxc3 Be5 34. Re1 Bc7 35. Rf6 Bb7 36. Rd1 Rc8 37. Kf1 Rg8 38. Nd5 Be5 39. Rb6 Ka7 40. a5 Rg5 41. b4 Bb8 42. Ne3 Bc7 43. Rh6 Rg7 44. Rxh4 Rf7 45. Rhd4 Bc6 46. Rc1 Kb7 47. Nc4 Rf6 48. h4 Bg3 49. Rc2 Ba4 50. Re2 Bb5 51. Kg1 Bc7 52. Re7 Kb8 53. Nb6 Rc6 54. Nd7+ Ka8 55. Nc5 Bd6 56. Re6 Bxc5 57. Rd8+ 1-0

[Event "St Petersburg Nov op"]
[Site "St Petersburg"]
[Date "2008.11.07"]
[Round "7"]
[White "Sivokho, Sergey V"]
[Black "Melnikov, Dmitry"]
[Result "1/2-1/2"]
[ECO "C70"]
[WhiteElo "2486"]
[BlackElo "2280"]
[PlyCount "119"]
[EventDate "2008.11.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. 0-0 Nge7 8. Bb3 d6 9. exd6 Qxd6 10. Re1 h6 11. Nbd2 Qf6 12. Nc4 Be6 13. Nd6+ Bxd6 14. Rxe6 Qf8 15. Nxd4 0-0-0 16. c3 Nxd4 17. cxd4 Kb8 18. Bd2 Nc6 19. Bc3 Be5 20. d5 Bxc3 21. bxc3 Qc5 22. Qd3 Na5 23. c4 Rhe8 24. Rae1 Rxe6 25. Rxe6 b5 26. Rxa6 bxc4 27. Qc3 Qxd5 28. g3 Nxb3 29. axb3 cxb3 30. Ra3 Qb7 31. Qxb3 Qxb3 32. Rxb3+ Kc8 33. Rb5 g6 34. h4 h5 35. Kg2 Re8 36. Rb2 c6 37. Rc2 Kd7 38. Rd2+ Kc7 39. Ra2 Re6 40. Rc2 Re5 41. Kf3 c5 42. Kf4 Re4+ 43. Kg5 Rg4+ 44. Kf6 Kd6 45. Rc1 Kd5 46. Rg1 Ke4 47. Rc1 Kf3 48. Rc2 c4 49. Kg7 Kg2 50. Kf6 Kf1 51. Ke5 Ke1 52. f3 Rxg3 53. Kf4 Rh3 54. Ke3 f4+ 55. Ke4 Rxh4 56. Rxc4 Kf2 57. Rc2+ Kf1 58. Rc1+ Kg2 59. Rc2+ Kh3 60. Rc5 1/2-1/2

[Event "St Petersburg Nov op"]
[Site "St Petersburg"]
[Date "2008.11.06"]
[Round "6"]
[White "Pankov, German"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2375"]
[BlackElo "2486"]
[PlyCount "79"]
[EventDate "2008.11.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Qc2 c6 6. Bg2 d5 7. Ne5 Nfd7 8. Nxd7 Nxd7 9. Nd2 Be7 10. b3 0-0 11. 0-0 Rc8 12. e4 Nf6 13. Rd1 c5 14. exd5 exd5 15. dxc5 Bxc5 16. Ne4 Nxe4 17. Bxe4 Qf6 18. Bxh7+ Kh8 19. Bb2 Qxf2+ 20. Qxf2 Bxf2+ 21. Kxf2 Kxh7 22. Rxd5 b5 23. Rd6 Bb7 24. Rd7 Bc6 25. Rxa7 bxc4 26. bxc4 Rfd8 27. Re1 Kg6 28. Bc1 Ba8 29. Ra6+ f6 30. Ra4 Rd4 31. Be3 Rdxc4 32. Rxc4 Rxc4 33. Re2 Kf5 34. h3 Be4 35. Rb2 Bd5 36. g4+ Ke4 37. Re2 Kd3 38. Rd2+ Ke4 39. a3 g5 40. Re2 1/2-1/2

[Event "St Petersburg Nov op"]
[Site "St Petersburg"]
[Date "2008.11.05"]
[Round "5"]
[White "Sivokho, Sergey V"]
[Black "Malakhov, Igor"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "2486"]
[BlackElo "2346"]
[PlyCount "54"]
[EventDate "2008.11.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd2 a5 11. Rd1 Be6 12. 0-0 a4 13. c5 dxc5 14. Bxc5 Qxd2 15. Rxd2 Rfc8 16. Ba3 Rxc3 17. bxc3 Nxe4 18. Rb2 Nxc3 19. Bf3 Bc4 20. Bxb7 Rb8 21. Rc1 Nb5 22. Rxb5 Bxb5 23. Bxe7 Rxb7 24. Rc8+ Bf8 25. Rxf8+ Kg7 26. Ba3 Bc4 27. h4 Bxa2 1/2-1/2

[Event "St Petersburg Nov op"]
[Site "St Petersburg"]
[Date "2008.11.04"]
[Round "4"]
[White "Shchukin, Dmitry"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "2357"]
[BlackElo "2486"]
[PlyCount "14"]
[EventDate "2008.11.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 a6 7. e3 Bg4 1/2-1/2

[Event "St Petersburg Nov op"]
[Site "St Petersburg"]
[Date "2008.11.03"]
[Round "3"]
[White "Sivokho, Sergey V"]
[Black "Golovankov, Vladimir"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "2486"]
[BlackElo "2293"]
[PlyCount "77"]
[EventDate "2008.11.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nc6 5. Bb5 Bd7 6. 0-0 exd4 7. Nxd4 Be7 8. Re1 Nxd4 9. Qxd4 Bxb5 10. Nxb5 a6 11. Nc3 0-0 12. b3 Nd7 13. Qd2 Bf6 14. Ba3 Re8 15. Rad1 Bxc3 16. Qxc3 Rc8 17. Bb2 Qf6 18. Qxf6 Nxf6 19. Bxf6 gxf6 20. g4 h5 21. h3 Kg7 22. Kg2 Rh8 23. Kf3 Rh6 24. Re3 Kf8 25. Rd5 hxg4+ 26. hxg4 Ke7 27. Rc3 Kd7 28. Kf4 Rch8 29. Kf5 Re8 30. f4 Re6 31. Rdd3 Rh8 32. Rh3 Rhe8 33. Rh7 R8e7 34. Re3 Ke8 35. Rh6 d5 36. Rd3 Rxe4 37. Rxd5 R7e6 38. Rh8+ Ke7 39. Rdd8 1-0

[Event "St Petersburg Nov op"]
[Site "St Petersburg"]
[Date "2008.11.02"]
[Round "2"]
[White "Pashinsky, Mikhail"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "B29"]
[WhiteElo "2213"]
[BlackElo "2486"]
[PlyCount "118"]
[EventDate "2008.11.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. h3 d5 5. e5 Nd7 6. Bb5 e6 7. 0-0 Qc7 8. Re1 Be7 9. d3 0-0 10. Bf4 a6 11. Bxc6 Qxc6 12. a4 b6 13. Ne2 d4 14. Ng3 Bb7 15. Qe2 Rae8 16. Ne4 Kh8 17. h4 f5 18. Ned2 b5 19. Nb3 Qd5 20. axb5 axb5 21. Ra5 Bd8 22. Rxb5 Qc6 23. Ra5 Bxa5 24. Nxa5 Qd5 25. Nxb7 Qxb7 26. Bc1 Nb6 27. Ng5 Kg8 28. c4 dxc3 29. bxc3 h6 30. Nh3 c4 31. Nf4 Qa6 32. Rd1 Rf7 33. Be3 cxd3 34. Rxd3 Nc4 35. Rd6 Qa1+ 36. Rd1 Qa6 37. Bd4 Qc6 38. Rb1 Rc7 39. Rb4 Ra8 40. Qh5 Qe8 41. Qf3 Nd2 42. Qe2 Ra1+ 43. Kh2 Nf1+ 44. Kh3 g5 45. g4 gxf4 46. gxf5 exf5 47. e6 Ne3 48. fxe3 Rh1+ 49. Kg2 Rxh4 50. Qf3 Qxe6 51. exf4 Kh7 52. Rb8 Qa2+ 53. Kf1 Qa1+ 54. Kf2 Rg7 55. Bxg7 Qa7+ 56. Bd4 Qxb8 57. Kg3 Rg4+ 58. Kh3 Qxf4 59. Qb7+ Kg6 0-1

[Event "St Petersburg Nov op"]
[Site "St Petersburg"]
[Date "2008.11.01"]
[Round "1"]
[White "Sivokho, Sergey V"]
[Black "Gaprindashvili, Nona1"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2486"]
[BlackElo "2075"]
[PlyCount "117"]
[EventDate "2008.11.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. Nc3 dxe4 4. d5 Ne5 5. Bf4 Ng6 6. Bg3 a6 7. Bc4 f5 8. Nh3 b5 9. Bb3 Bb7 10. f3 e5 11. fxe4 f4 12. Bf2 Nf6 13. Qe2 Bc8 14. Ng5 Ng4 15. Ne6 Bxe6 16. dxe6 Nxf2 17. Qxf2 c6 18. Rd1 Bd6 19. 0-0 Qe7 20. Kh1 0-0-0 21. a4 Bc5 22. Qe2 Kc7 23. axb5 axb5 24. Nxb5+ cxb5 25. Qxb5 Bd4 26. Bd5 Rb8 27. Qc6+ Kd8 28. c3 Qc7 29. cxd4 Qxc6 30. Bxc6 exd4 31. Rxd4+ Ke7 32. b4 Kxe6 33. b5 Ne5 34. Bd5+ Ke7 35. Rxf4 Rxb5 36. h3 g6 37. Ra4 Rd8 38. Rh4 h5 39. Rf4 Rb6 40. Kh2 Rd7 41. Kg3 Rf6 42. Ra8 Rc7 43. Re8+ Kxe8 44. Rxf6 Re7 45. Kf4 Kd7 46. Ra6 Re8 47. Bb3 Nd3+ 48. Ke3 Nc5 49. Ba4+ Nxa4 50. Rxa4 Ke6 51. Kf4 Rf8+ 52. Kg5 Ke5 53. Ra2 Rg8 54. Ra6 Kxe4 55. Re6+ Kd5 56. Rxg6 Rh8 57. Kh4 Ke4 58. Rg5 Kf4 59. Rxh5 1-0

[Event "Chigorin Memorial 16th"]
[Site "St Petersburg"]
[Date "2008.10.11"]
[Round "9"]
[White "Shchukin, Dmitry"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "2357"]
[BlackElo "2486"]
[PlyCount "14"]
[EventDate "2008.10.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 a6 7. e3 Bg4 1/2-1/2

[Event "Chigorin Memorial 16th"]
[Site "St Petersburg"]
[Date "2008.10.10"]
[Round "8"]
[White "Sivokho, Sergey V"]
[Black "Bronnikova, Elizaveta"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2486"]
[BlackElo "2293"]
[PlyCount "109"]
[EventDate "2008.10.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 0-0 10. 0-0-0 a5 11. Bb5 Na6 12. g4 Nc7 13. g5 Nd7 14. a4 Qc8 15. Kb1 Nxb5 16. Nxb5 Ra6 17. Nc1 f5 18. Ne2 Qc6 19. Nec3 Nc5 20. Nd5 Bxd5 21. exd5 Qc8 22. b3 f4 23. Bxc5 Qxc5 24. h4 Bd8 25. Qg2 Qc8 26. Rd3 Qd7 27. Qh3 Qxh3 28. Rxh3 Kf7 29. Rc3 Ke7 30. Nc7 Ra7 31. Ne6 Rf7 32. Rc8 Bb6 33. c4 Kd7 34. Rh8 g6 35. Nf8+ Ke7 36. Nxh7 Bd4 37. Nf6 Rxf6 38. gxf6+ Kxf6 39. h5 gxh5 40. R3xh5 Ra6 41. R5h6+ Kg5 42. Re6 Bc5 43. Rg8+ Kh5 44. Reg6 Ra8 45. Kc2 Rxg8 46. Rxg8 Kh4 47. Kd3 Kh3 48. b4 Bxb4 49. Rb8 Kg3 50. Ke4 Kf2 51. Rxb7 Ke2 52. Rb5 Kd2 53. c5 Bxc5 54. Rxc5 dxc5 55. d6 1-0

[Event "Chigorin Memorial 16th"]
[Site "St Petersburg"]
[Date "2008.10.09"]
[Round "7"]
[White "Goganov, Aleksey"]
[Black "Sivokho, Sergey V"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2356"]
[BlackElo "2486"]
[PlyCount "109"]
[EventDate "2008.10.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. e3 Bd6 5. Bd3 Nf6 6. Nf3 Nbd7 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 10. Bc2 0-0 11. 0-0 b6 12. Bg5 Bb7 13. Qd3 g6 14. Rad1 Be7 15. Ne5 Nd7 16. Bh6 Nxe5 17. dxe5 Qxd3 18. Bxd3 Rfd8 19. Be4 Rac8 20. b3 Ba8 21. g3 c5 22. Bxa8 Rxa8 23. Kg2 f5 24. exf6 Bxf6 25. Be3 Kf7 26. Kf3 Ke7 27. Ke4 Rac8 28. g4 Kf7 29. Bf4 Ke7 30. Be5 Bg5 31. f4 Bf6 32. Rg1 Kf7 33. h3 Ke7 34. h4 h5 35. Rxd8 Rxd8 36. gxh5 gxh5 37. Rg6 Bxh4 38. Rg7+ Ke8 39. Rxa7 Rd7 40. Ra8+ Kf7 41. Rh8 Kg6 42. Rg8+ Kh6 43. Re8 Be7 44. f5 exf5+ 45. Kxf5 Bh4 46. Rh8+ Rh7 47. Rxh7+ Kxh7 48. Bc7 Kg7 49. Bxb6 Kf7 50. a4 Ke8 51. Bxc5 Bd8 52. b4 Kd7 53. a5 Kc6 54. a6 Kc7 55. b5 1-0

[Event "Chigorin Memorial 16th"]
[Site "St Petersburg"]
[Date "2008.10.08"]
[Round "6"]
[White "Sivokho, Sergey V"]
[Black "Domogaev, Sergey"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2486"]
[BlackElo "2354"]
[PlyCount "62"]
[EventDate "2008.10.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 0-0 6. c3 d6 7. Bb3 a6 8. Nbd2 Ba7 9. Nc4 h6 10. Re1 Ng4 11. Re2 b5 12. Ncd2 Nf6 13. Nf1 Bg4 14. Re1 Be6 15. Ng3 d5 16. exd5 Nxd5 17. h3 Re8 18. Bd2 Qf6 19. Ne4 Qe7 20. a4 Bb6 21. Qc2 Rad8 22. axb5 axb5 23. Ba2 Qd7 24. Ng3 Nf4 25. Bxe6 Rxe6 26. d4 Ng6 27. Be3 exd4 28. Nxd4 Nxd4 29. Bxd4 Bxd4 30. cxd4 Rc6 31. Qe4 Re6 1/2-1/2

[Event "Chigorin Memorial 16th"]
[Site "St Petersburg"]
[Date "2008.10.07"]
[Round "5"]
[White "Aleksandrov, Aleksej"]
[Black "Sivokho, Sergey V"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "2617"]
[BlackElo "2486"]
[PlyCount "67"]
[EventDate "2008.10.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. g3 Bg7 8. Bg2 d6 9. Nf3 Nbd7 10. Rb1 Nb6 11. b3 Bc8 12. Nh4 h6 13. Qc2 Qd7 14. Bb2 Bb7 15. 0-0 0-0 16. Rfd1 Rfc8 17. e4 c4 18. Ba1 Rc7 19. Nf3 cxb3 20. Qxb3 Na4 21. Nd4 Nc5 22. Qc2 Ba6 23. Nc6 Ng4 24. Nb5 Bxb5 25. Rxb5 Rb7 26. Rxb7 Qxb7 27. e5 h5 28. h3 Nh6 29. Bd4 Na4 30. Rb1 Qc7 31. Rb4 Nc5 32. Qb1 Bxe5 33. Nxe5 dxe5 34. Be3 1-0

[Event "Chigorin Memorial 16th"]
[Site "St Petersburg"]
[Date "2008.10.06"]
[Round "4"]
[White "Sivokho, Sergey V"]
[Black "Fedoseev, Vladimir1"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "2486"]
[BlackElo "2312"]
[PlyCount "115"]
[EventDate "2008.10.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Be3 e6 7. g4 e5 8. Nf5 h5 9. g5 Nxe4 10. Nxg7+ Bxg7 11. Nxe4 d5 12. Ng3 d4 13. Bd2 Qd5 14. c4 Qc6 15. Bd3 Bg4 16. Qc2 Nd7 17. Be4 Qc7 18. 0-0 0-0-0 19. b4 Kb8 20. c5 d3 21. Qb2 h4 22. Nf5 Bxf5 23. Bxf5 Rhg8 24. Rac1 e4 25. Qb3 Ne5 26. Bxe4 Rd4 27. f3 Rxe4 28. fxe4 Ng4 29. Rf4 Bd4+ 30. Kh1 Rxg5 31. Qxd3 Be5 32. Rcf1 Nxh2 33. Rxf7 Rg3 34. Qc4 Ng4 35. R1f3 Qc8 36. Rf8 Rh3+ 37. Kg2 Rg3+ 38. Rxg3 Qxf8 39. Rxg4 h3+ 40. Kxh3 Qf3+ 41. Kh4 Qf2+ 42. Kh5 Qh2+ 43. Kg6 Qxd2 44. Qd5 Qh2 45. Qd8+ Ka7 46. Qb6+ Ka8 47. c6 bxc6 48. Qxa6+ Kb8 49. Qb6+ Kc8 50. Qxc6+ Bc7 51. b5 Qxa2 52. Rg5 Qg8+ 53. Kh5 Qf7+ 54. Kh6 Qf8+ 55. Kh7 Qe7+ 56. Rg7 Qh4+ 57. Kg8 Qd8+ 58. Kf7 1-0

[Event "Chigorin Memorial 16th"]
[Site "St Petersburg"]
[Date "2008.10.05"]
[Round "3"]
[White "Savchenko, Boris"]
[Black "Sivokho, Sergey V"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2648"]
[BlackElo "2486"]
[PlyCount "65"]
[EventDate "2008.10.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Bb5 Bg7 5. Nf3 Nd4 6. 0-0 a6 7. Bd3 d6 8. Nxd4 cxd4 9. Ne2 Nf6 10. c3 dxc3 11. bxc3 0-0 12. a4 Bd7 13. Bc2 Bc6 14. d3 e5 15. fxe5 dxe5 16. a5 b5 17. axb6 Qxb6+ 18. Kh1 Rfd8 19. Qe1 Bb5 20. c4 Be8 21. Nc3 Rdb8 22. Be3 Qd6 23. Ra2 Bd7 24. Qa1 Be6 25. Nb5 axb5 26. Rxa8 bxc4 27. dxc4 Bxc4 28. Rd1 Qf8 29. Rxb8 Qxb8 30. Qa5 Bf8 31. Rd8 Qb5 32. Qa3 Ne8 33. Qa8 1-0

[Event "Chigorin Memorial 16th"]
[Site "St Petersburg"]
[Date "2008.10.05"]
[Round "2"]
[White "Sivokho, Sergey V"]
[Black "Barhudarian, Rafael"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2486"]
[BlackElo "2327"]
[PlyCount "131"]
[EventDate "2008.10.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 c6 5. h3 e5 6. dxe5 Qh4+ 7. Ke2 dxe5 8. Nf3 Qe7 9. fxe5 Nd7 10. Bg5 f6 11. Bf4 fxe5 12. Be3 Ngf6 13. Kf2 0-0 14. Bd3 Nc5 15. Rf1 Nfxe4+ 16. Nxe4 Nxe4+ 17. Bxe4 Qh4+ 18. Kg1 Qxe4 19. Bc5 Re8 20. Qd2 Bf5 21. c3 b6 22. Be3 Rad8 23. Qf2 Rf8 24. Rfe1 Qd5 25. Qh4 e4 26. Nd4 c5 27. Nxf5 Qxf5 28. Bg5 Rde8 29. Rad1 Re5 30. Be3 Bf6 31. Qg4 Qxg4 32. hxg4 Re7 33. Rf1 Be5 34. Bh6 Bg7 35. Rxf8+ Kxf8 36. Bg5 Re8 37. Kf2 h6 38. Bf4 g5 39. Bg3 Ke7 40. Ke3 Ke6 41. Kxe4 Bf8 42. Be5 Be7 43. a4 Rf8 44. Bg3 Rh8 45. Rd5 Rc8 46. c4 Rf8 47. Re5+ Kd7 48. Rf5 Rh8 49. Kd5 Rh7 50. a5 bxa5 51. Bf2 h5 52. Bxc5 hxg4 53. Bxe7 Rxe7 54. Rxg5 Re2 55. Rg7+ Kc8 56. Rxg4 Rxb2 57. c5 Rf2 58. Kc6 Rf6+ 59. Kb5 Rf5 60. Rg7 a4 61. Rxa7 Rg5 62. Kb6 Rxg2 63. Ra8+ Kd7 64. c6+ Kd6 65. Rd8+ Ke7 66. c7 1-0

[Event "Chigorin Memorial 16th"]
[Site "St Petersburg"]
[Date "2008.10.04"]
[Round "1"]
[White "Butuc, Maria"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "A33"]
[WhiteElo "2159"]
[BlackElo "2486"]
[PlyCount "106"]
[EventDate "2008.10.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. a3 Bc5 7. Nb3 Be7 8. e4 b6 9. Be2 Ba6 10. Bf4 d6 11. Rc1 0-0 12. 0-0 Rc8 13. f3 Qd7 14. Na1 Rfd8 15. Qa4 Na5 16. Nb5 Bb7 17. b4 Nc6 18. Rfd1 d5 19. exd5 exd5 20. cxd5 Nxd5 21. Nc3 Qf5 22. Nxd5 Rxd5 23. Rxd5 Qxd5 24. Qb3 Qf5 25. Be3 Bf6 26. Nc2 h5 27. Bd3 Qd7 28. Rd1 g6 29. Be2 Qe7 30. Bc4 Ne5 31. Be2 Rc3 32. Qa2 Qc7 33. Rd2 Nc4 34. Bxc4 Rxc4 35. Ne1 Rc1 36. Re2 Ra1 37. Qb3 Qc3 38. Qxc3 Bxc3 39. Bf2 Rxa3 40. Nc2 Ra2 41. Re8+ Kh7 42. Bd4 Bxd4+ 43. Nxd4 Kg7 44. Re7 Bd5 45. Nb5 a5 46. bxa5 bxa5 47. Nc3 Ra1+ 48. Kf2 Bb3 49. Ra7 a4 50. Ke2 a3 51. Kd3 a2 52. g3 Rh1 53. Nxa2 Ra1 0-1

[Event "St Petersburg June op"]
[Site "St Petersburg"]
[Date "2008.06.29"]
[Round "9"]
[White "Sivokho, Sergey V"]
[Black "Barhudarian, Rafael"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2467"]
[BlackElo "2293"]
[PlyCount "97"]
[EventDate "2008.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. Nc3 e5 4. dxe5 d4 5. Nd5 Be6 6. Nf4 Bb4+ 7. Bd2 Qe7 8. Bb5 Bd7 9. Nf3 0-0-0 10. Nd5 Bxd2+ 11. Qxd2 Qc5 12. a4 a5 13. 0-0 f5 14. e6 Bxe6 15. Bxc6 fxe4 16. Nf4 Qxc6 17. Nxd4 Bc4 18. Rfd1 Qb6 19. Qc3 Bf7 20. Nde6 Rxd1+ 21. Rxd1 Nf6 22. Nxg7 Rg8 23. Nf5 Kb8 24. Qd4 Qxd4 25. Rxd4 Rf8 26. h3 b6 27. Kf1 c5 28. Rd2 Bc4+ 29. Kg1 e3 30. Nxe3 Ne4 31. Rd7 Rxf4 32. Nxc4 Nf6 33. Rf7 Rxc4 34. Rxf6 Kc7 35. Rh6 Rxc2 36. Rxh7+ Kc6 37. Rh6+ Kc7 38. g4 Rxb2 39. g5 c4 40. Rh4 Rb4 41. Rh7+ Kd6 42. g6 c3 43. g7 c2 44. g8Q c1Q+ 45. Kg2 Qc6+ 46. Kh2 Kc5 47. Qg5+ Kd4 48. Qe3+ Kc4 49. Qc1+ 1-0

[Event "St Petersburg June op"]
[Site "St Petersburg"]
[Date "2008.06.28"]
[Round "8"]
[White "Yevseev, Denis"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2512"]
[BlackElo "2467"]
[PlyCount "73"]
[EventDate "2008.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. Be3 Na6 8. 0-0 Ng4 9. Bg5 Qe8 10. Re1 exd4 11. Nxd4 Qe5 12. Nf3 Qc5 13. Bh4 Be6 14. Nd5 Rfe8 15. Nd2 Bxd5 16. cxd5 Nf6 17. Bxa6 bxa6 18. Rc1 Qb4 19. Rc4 Qxb2 20. Rxc7 Rac8 21. Nc4 Qb8 22. Rxc8 Rxc8 23. Na5 Rc5 24. Nc6 Qb2 25. Qb1 Rc2 26. Qxb2 Rxb2 27. f3 Nd7 28. Bg3 Ne5 29. Bxe5 Bxe5 30. Nxe5 dxe5 31. Rc1 Rxa2 32. Rc7 Kg7 33. h4 h5 34. Rxa7 Kf6 35. Kh2 a5 36. Kh3 Ra1 37. Ra6+ 1/2-1/2

[Event "St Petersburg June op"]
[Site "St Petersburg"]
[Date "2008.06.27"]
[Round "7"]
[White "Melnikov, Dmitry"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2285"]
[BlackElo "2467"]
[PlyCount "62"]
[EventDate "2008.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. d4 Nxd4 8. Nxd4 exd4 9. e5 Ne4 10. Qf3 Qe7 11. Nd2 Nc5 12. Bd5 c6 13. b4 cxd5 14. bxc5 Qxc5 15. Nb3 Qxc2 16. Bd2 Qe4 17. Qh3 Be7 18. Rae1 Qh4 19. Qd3 0-0 20. Nxd4 g6 21. f4 f5 22. Bc3 Rac8 23. Ba1 Rc4 24. Kh1 Rfc8 25. e6 d6 26. Bb2 b4 27. Re3 Qf6 28. Rg3 Bf8 29. e7 Qxe7 30. Nxf5 Qe4 31. Nd4 Bg7 0-1

[Event "St Petersburg June op"]
[Site "St Petersburg"]
[Date "2008.06.26"]
[Round "6"]
[White "Sivokho, Sergey V"]
[Black "Popov, Valerij"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2467"]
[BlackElo "2525"]
[PlyCount "198"]
[EventDate "2008.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[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. Nb5 Qb8 13. axb3 e6 14. g3 Qc8 15. bxc3 a6 16. Nbd4 Nxd4 17. Nxd4 Be7 18. c4 0-0 19. Be3 Nd7 20. Rab1 Rd8 21. b4 Ne5 22. Rfc1 h6 23. h4 Bf8 24. b5 Bc5 25. bxa6 Rxa6 26. Rb5 Rxd4 27. Bxd4 Bxd4 28. Rxe5 Qc7 29. Re3 Bxe3 30. Qxe3 Rc6 31. Qb3 Rb6 32. Qa3 Rd6 33. c5 Rd8 34. Qb4 Qc6 35. Qf4 Rd5 36. Qe3 g5 37. hxg5 Rxg5 38. Qd4 Kh7 39. Qd3+ Kg7 40. Qd4+ f6 41. Rb1 Rxc5 42. Rxb7+ Qxb7 43. Qxc5 Qd7 44. Qh5 Qa4 45. Qf3 Qa1+ 46. Kg2 Qd4 47. Kg1 Kg6 48. Qb3 Qa1+ 49. Kg2 Qe5 50. Qa4 Kf5 51. Kh2 h5 52. Qd1 Kg6 53. Qc2+ Qf5 54. Qe2 e5 55. Qa2 Kh6 56. Kg1 h4 57. gxh4 Qg4+ 58. Kf1 Qh3+ 59. Ke2 Qxh4 60. Qg8 Qe4+ 61. Kf1 Qd3+ 62. Ke1 Kh5 63. Qg7 Qg6 64. Qb7 Qf5 65. Qh1+ Kg5 66. Qg2+ Qg4 67. Qb7 Qh4 68. Ke2 Qc4+ 69. Ke3 Qc3+ 70. Ke2 Kf4 71. Qa6 Kf5 72. Qb7 Qc4+ 73. Kd2 Qd4+ 74. Kc1 Qxf2 75. Qh7+ Kf4 76. Qh6+ Ke4 77. Qh7+ f5 78. Qb7+ Kf4 79. Qb8 Qe1+ 80. Kc2 Qe2+ 81. Kc1 Kf3 82. Qh8 Qf1+ 83. Kd2 Qg2+ 84. Kd1 Qg1+ 85. Kd2 Qg5+ 86. Kd1 e4 87. Qh3+ Kf2 88. Qh2+ Qg2 89. Qh4+ Qg3 90. Qh7 Qg4+ 91. Kc1 Qf4+ 92. Kd1 e3 93. Qa7 Qf3+ 94. Kc1 Kf1 95. Qc5 e2 96. Qb5 f4 97. Kc2 Qe4+ 98. Kc1 f3 99. Kd2 Qb4+ 0-1

[Event "St Petersburg June op"]
[Site "St Petersburg"]
[Date "2008.06.25"]
[Round "5"]
[White "Sivokho, Sergey V"]
[Black "Serov, Maksim"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2467"]
[BlackElo "2295"]
[PlyCount "79"]
[EventDate "2008.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Nbd7 6. Nf3 h6 7. Nxf6+ Nxf6 8. Bh4 c5 9. dxc5 Qxd1+ 10. Rxd1 Bxc5 11. Ne5 0-0 12. Be2 Nd5 13. Bf3 Bb4+ 14. Kf1 f5 15. c4 Ne7 16. Bxe7 Bxe7 17. Ng6 Rf7 18. Nxe7+ Rxe7 19. Rd8+ Kf7 20. Ke2 Rc7 21. b3 a5 22. a4 Ke7 23. Rhd1 Ra7 24. Rg8 Kf6 25. Rdd8 Bd7 26. Rdf8+ Kg6 27. Ra8 Rxa8 28. Rxa8 Bc6 29. Rxa5 Bxf3+ 30. Kxf3 Kf6 31. Rb5 g5 32. h3 h5 33. Ke3 Rd7 34. a5 f4+ 35. Ke2 e5 36. f3 Kf5 37. b4 g4 38. h4 Rg7 39. Kf2 Rc7 40. Rc5 1-0

[Event "St Petersburg June op"]
[Site "St Petersburg"]
[Date "2008.06.24"]
[Round "4"]
[White "Abramov, Valentin"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "A58"]
[WhiteElo "2321"]
[BlackElo "2467"]
[PlyCount "128"]
[EventDate "2008.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. g3 Bg7 8. Bg2 d6 9. Nh3 Nbd7 10. 0-0 0-0 11. Qc2 Qa5 12. Rb1 Rfb8 13. Bd2 Ne5 14. b3 Bc8 15. Rfe1 Bf5 16. e4 Bxh3 17. Bxh3 Nf3+ 18. Kg2 Nxe1+ 19. Rxe1 Rb7 20. a4 Ne8 21. Nb5 Qa6 22. Kg1 Nc7 23. Na3 Qb6 24. Rb1 Na6 25. Bf1 Nb4 26. Qc4 Qd8 27. Nb5 Na6 28. Qc2 Nc7 29. Nxc7 Qxc7 30. Bc4 Qd7 31. Qd3 Rbb8 32. Kg2 Bd4 33. a5 Bf6 34. f4 Qc7 35. Re1 Bg7 36. a6 Ra7 37. Re2 Rba8 38. Be1 Rb8 39. Ra2 Qd7 40. Ra5 h5 41. h4 Kh7 42. f5 Be5 43. Rb5 Rxb5 44. Bxb5 Qc7 45. Qf3 Kg7 46. fxg6 fxg6 47. g4 Qb8 48. Bc4 Qc8 49. gxh5 Rxa6 50. Bxa6 Qxa6 51. Qg4 Qa2+ 52. Bf2 Qxb3 53. hxg6 Qc2 54. Qf5 Bf6 55. h5 c4 56. Qf4 c3 57. Qg4 Bd4 58. h6+ Kxh6 59. Qh4+ Kxg6 60. Qg4+ Kf7 61. Qe6+ Kf8 62. Qc8+ Kg7 63. Qg4+ Kf8 64. Qc8+ Kg7 1/2-1/2

[Event "St Petersburg June op"]
[Site "St Petersburg"]
[Date "2008.06.23"]
[Round "3"]
[White "Sivokho, Sergey V"]
[Black "Timofeev, Andrei"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "2467"]
[BlackElo "2248"]
[PlyCount "43"]
[EventDate "2008.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 e6 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Nf6 11. Bd2 Nbd7 12. Qe2 Qc7 13. 0-0-0 0-0-0 14. Ne5 Nb6 15. c4 Rxd4 16. Be3 Rxd1+ 17. Rxd1 Bb4 18. Bf4 Qe7 19. Nxf7 Qxf7 20. Qe5 Nfd5 21. cxd5 cxd5 22. Rd4 1-0

[Event "St Petersburg June op"]
[Site "St Petersburg"]
[Date "2008.06.22"]
[Round "2"]
[White "Chernov, Yury"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "B44"]
[WhiteElo "2254"]
[BlackElo "2467"]
[PlyCount "60"]
[EventDate "2008.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 Nc6 5. Nc3 e6 6. e4 Bb4 7. Nxc6 dxc6 8. Qxd8+ Kxd8 9. Bd2 e5 10. a3 Be7 11. Be2 Be6 12. 0-0 Kc7 13. Be3 Rad8 14. f3 Nd7 15. Rac1 Bc5 16. Bxc5 Nxc5 17. Rfd1 Nb3 18. Rxd8 Rxd8 19. Rd1 Rxd1+ 20. Nxd1 Kb6 21. Kf2 Kc5 22. Ke3 Bxc4 23. Bxc4 Kxc4 24. g3 Na5 25. b4 Nb3 26. Nf2 Kc3 27. Nd3 f6 28. f4 Nd2 29. Nc5 Nc4+ 30. Kf3 Nxa3 0-1

[Event "St Petersburg June op"]
[Site "St Petersburg"]
[Date "2008.06.21"]
[Round "1"]
[White "Sivokho, Sergey V"]
[Black "Chernenko, Ilya"]
[Result "1-0"]
[ECO "C12"]
[WhiteElo "2467"]
[BlackElo "2055"]
[PlyCount "51"]
[EventDate "2008.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4 g6 9. h4 Nxd2 10. Kxd2 c5 11. h5 g5 12. f4 cxd4 13. cxd4 Qa5+ 14. c3 Qa3 15. Rc1 Bd7 16. fxg5 Nc6 17. g6 0-0-0 18. Bd3 Na5 19. Ne2 Qxa2+ 20. Ke3 fxg6 21. hxg6 Nc4+ 22. Bxc4 Qxc4 23. g7 Rhe8 24. Rxh6 Bb5 25. Nf4 Qa2 26. Rxe6 1-0

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2008.05.23"]
[Round "9"]
[White "Utkin, Aleksey"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "2420"]
[BlackElo "2467"]
[PlyCount "276"]
[EventDate "2008.05.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 a6 7. Rc1 Qb6 8. Na4 Qa5+ 9. Bd2 Qd8 10. e3 e6 11. Bd3 Bd6 12. Nc5 0-0 13. 0-0 Qe7 14. b4 e5 15. dxe5 Nxe5 16. Nxe5 Qxe5 17. g3 Ne4 18. Bxe4 dxe4 19. Bc3 Qe7 20. Qd4 f5 21. Rfd1 Bxc5 22. bxc5 Be6 23. c6 Rfc8 24. Bb4 Qf7 25. c7 Re8 26. Qb6 Bd5 27. Qa5 Bc4 28. Rd8 Qe6 29. Qc5 b5 30. Qd4 Rc8 31. Rd7 Qf6 32. Bc3 Qxd4 33. Bxd4 g6 34. Rg7+ Kf8 35. Rxh7 Kg8 36. Rg7+ Kf8 37. Rxg6 Rxc7 38. Rxa6 Rec8 39. Be5 Rc6 40. Rxc6 Rxc6 41. a3 Kf7 42. h3 Ke6 43. Bd4 Kd5 44. Kh2 Ra6 45. Rc3 Rh6 46. Kg2 Rh7 47. g4 fxg4 48. hxg4 Rf7 49. g5 Rf5 50. Bf6 Rf3 51. Rc1 Rf5 52. Rd1+ Bd3 53. Rh1 Ke6 54. Rc1 Kf7 55. Rc6 Be2 56. Bd8 Bh5 57. Rc7+ Kg6 58. Kg3 Be2 59. Rc6+ Kg7 60. Bf6+ Kf7 61. Rc7+ Kf8 62. Bd8 Ke8 63. Bf6 Kf8 64. Rd7 Rf3+ 65. Kg2 Rf5 66. Re7 Bd3 67. Kg3 Rf3+ 68. Kg2 Rf5 69. Rc7 Be2 70. Rb7 Bc4 71. Be7+ Kf7 72. Bf6+ Kg6 73. Re7 Kh5 74. Kh3 Rf3+ 75. Kg2 Rf5 76. Re8 Be2 77. Bd8 Bc4 78. Rh8+ Kg6 79. Rh6+ Kf7 80. Rc6 Be2 81. Kg3 Rf3+ 82. Kh4 Rxf2 83. g6+ Kg7 84. Kg5 Rg2+ 85. Kf5 Bg4+ 86. Kxe4 Bh5 87. Bf6+ Kxg6 88. Bd4+ Kf7 89. Rb6 Ra2 90. Bc5 Be2 91. Kf5 Bd3+ 92. e4 Re2 93. Rb7+ Ke8 94. Re7+ Kd8 95. Kf4 Re1 96. e5 Bc4 97. Bd6 Re2 98. Rc7 Re1 99. Kf5 Rf1+ 100. Ke4 Rd1 101. Ra7 Bd5+ 102. Ke3 Bc4 103. Bb4 Rd3+ 104. Ke4 Rd1 105. Be7+ Ke8 106. Bd6 Kd8 107. Rc7 Bd5+ 108. Kf4 Rf1+ 109. Ke3 Rd1 110. Rc5 Kd7 111. Rxb5 Bc6 112. Ra5 Ke6 113. Ra7 Rb1 114. Kd4 Rb7 115. Ra6 Bb5 116. Ra8 Be2 117. a4 Bf3 118. Rf8 Rf7 119. Re8+ Kd7 120. Rh8 Rf4+ 121. Ke3 Rf7 122. Rh6 Bd5 123. Kd4 Be6 124. Kc5 Rf1 125. Rh7+ Bf7 126. a5 Rc1+ 127. Kb6 Rb1+ 128. Ka7 Ke6 129. Rh6+ Kd5 130. Bc7 Be6 131. Rh8 Kc6 132. Bb6 Kd5 133. Rb8 Bf5 134. a6 Kxe5 135. Re8+ Kf4 136. Kb7 Be4+ 137. Kc7 Ra1 138. a7 Ra2 1/2-1/2

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2008.05.22"]
[Round "8"]
[White "Sivokho, Sergey V"]
[Black "Vunder, Andrei"]
[Result "1-0"]
[ECO "C13"]
[WhiteElo "2467"]
[BlackElo "2241"]
[PlyCount "107"]
[EventDate "2008.05.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Nbd7 6. Nf3 Be7 7. Nxf6+ Bxf6 8. h4 0-0 9. Bd3 c5 10. Qe2 cxd4 11. 0-0-0 e5 12. Qe4 g6 13. Bxf6 Qxf6 14. Bc4 Nb6 15. Qxe5 Qxe5 16. Nxe5 Nxc4 17. Nxc4 Rd8 18. Rhe1 Be6 19. Ne5 Rac8 20. Kb1 Bf5 21. Rd2 Re8 22. b3 Re6 23. Nf3 Rxe1+ 24. Nxe1 Rd8 25. Kc1 Rd7 26. Nf3 Be4 27. Ne1 Bc6 28. g3 Kg7 29. Nd3 Kf6 30. a4 h6 31. f4 Rd6 32. Ne5 Ke7 33. Re2 Re6 34. Kd2 Be8 35. Nf3 Rxe2+ 36. Kxe2 Kd6 37. Nxd4 Kc5 38. c3 Bd7 39. Kd3 a5 40. Ke4 f6 41. Kd3 Bh3 42. c4 Bd7 43. Kc3 b6 44. Nc2 Bc6 45. Ne1 Be4 46. Nd3+ Kd6 47. Kd4 Bf5 48. c5+ bxc5+ 49. Nxc5 Bc8 50. Ne4+ Ke6 51. Nd2 Kf5 52. Ke3 Kg4 53. Kf2 Kf5 54. Nc4 1-0

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2008.05.21"]
[Round "7"]
[White "Sivokho, Sergey V"]
[Black "Malakhov, Igor"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2467"]
[BlackElo "2288"]
[PlyCount "91"]
[EventDate "2008.05.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g4 Bxg4 7. f3 e5 8. fxg4 exd4 9. Qxd4 Nc6 10. Qg1 Ne5 11. Be2 Be7 12. g5 Nfd7 13. Be3 Rc8 14. h4 b5 15. a3 a5 16. Rh3 b4 17. axb4 axb4 18. Nd5 0-0 19. Kd1 Re8 20. Bd4 Bf8 21. Nxb4 d5 22. Nxd5 Nc6 23. Bc3 Nc5 24. Bd3 Nxe4 25. Bxe4 Rxe4 26. Rd3 Qe8 27. Qg3 Qe6 28. Ra6 Kh8 29. h5 Rg4 30. Qe3 Qxe3 31. Nxe3 Rxg5 32. h6 Kg8 33. hxg7 Bxg7 34. Rxc6 Rxc6 35. Rd8+ Bf8 36. Bb4 h5 37. Bxf8 Kh7 38. Rd4 Re6 39. Kd2 Rge5 40. Nd5 h4 41. c4 Kg8 42. Be7 h3 43. Rg4+ Rg6 44. Rh4 Rg2+ 45. Kc3 h2 46. Bf6 1-0

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2008.05.20"]
[Round "6"]
[White "Serov, Maksim"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2295"]
[BlackElo "2467"]
[PlyCount "82"]
[EventDate "2008.05.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Nb3 Nf6 7. Nc3 0-0 8. 0-0 d6 9. h3 Rb8 10. a4 a6 11. e4 b5 12. axb5 axb5 13. Re1 Nd7 14. Qe2 b4 15. Nd5 e6 16. Ne3 Qc7 17. Rd1 Nc5 18. Nxc5 dxc5 19. Ng4 h5 20. Ne3 Nd4 21. Qe1 Bd7 22. c3 Nb3 23. Ra2 Bb5 24. f4 Rfd8 25. e5 Bf8 26. Rxd8 Rxd8 27. Ra8 Rd7 28. cxb4 Bc6 29. Ra3 c4 30. Kh2 Bxg2 31. Nxg2 Qb7 32. Rxb3 cxb3 33. Bd2 Rd4 34. Qe3 Qd5 35. Bc3 Re4 36. Qf3 Bxb4 37. f5 Bxc3 38. fxg6 fxg6 39. Qf6 Bxe5 40. Qxg6+ Bg7 41. Qe8+ Kh7 0-1

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2008.05.19"]
[Round "5"]
[White "Sivokho, Sergey V"]
[Black "Shushpanov, Vladimir Fedorovich"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2467"]
[BlackElo "2357"]
[PlyCount "54"]
[EventDate "2008.05.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. 0-0 Ngf6 8. Ned2 Be7 9. Re1 b6 10. Ne5 Nxe5 11. dxe5 Qd5 12. Nf3 Nd7 13. c4 Qa5 14. Nd4 Ba4 15. Bd2 Bxd1 16. Bxa5 Ba4 17. Bc3 0-0-0 18. Be4 Nc5 19. Bf3 Nd3 20. Re2 Bb4 21. Bxb4 Nxb4 22. Nb5 a6 23. Nc3 Bc6 24. Bxc6 Nxc6 25. b3 Rd3 26. Rc1 Rhd8 27. f4 Rd2 1/2-1/2

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2008.05.16"]
[Round "4"]
[White "Kostyuchenko, Vladimir"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "2180"]
[BlackElo "2467"]
[PlyCount "66"]
[EventDate "2008.05.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. f3 e6 6. e4 Bb7 7. Nc3 exd5 8. exd5 Bd6 9. Qe2+ Qe7 10. Qxe7+ Kxe7 11. Bg5 Be5 12. 0-0-0 Bxc3 13. bxc3 axb5 14. Kb2 c4 15. Ne2 h6 16. d6+ Kd8 17. Bxf6+ gxf6 18. Nd4 Ra5 19. a4 Rxa4 20. Nxb5 Re8 21. Rd4 Ba6 22. Nc7 Re1 23. Re4 Rxe4 24. fxe4 Bb7 25. Be2 Bxe4 26. Rf1 f5 27. g4 Nc6 28. gxf5 Ne5 29. Rf4 Nd3+ 30. Bxd3 cxd3 31. Kc1 Ra1+ 32. Kd2 Ra2+ 33. Kd1 Bc6 0-1

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2008.05.15"]
[Round "3"]
[White "Sivokho, Sergey V"]
[Black "Golovankov, Vladimir"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2467"]
[BlackElo "2282"]
[PlyCount "155"]
[EventDate "2008.05.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 exd4 5. Nxd4 Be7 6. Bf4 0-0 7. Qd2 Nc6 8. 0-0-0 Nxd4 9. Qxd4 Be6 10. f3 Nd7 11. Nd5 Bxd5 12. Qxd5 c6 13. Qd2 Ne5 14. Be2 Qc7 15. g4 Rad8 16. Kb1 Rfe8 17. Qc3 Ng6 18. Bg3 Qb6 19. Qd4 Qa5 20. f4 Bf6 21. Qd3 Qb4 22. c3 Qxe4 23. Qxe4 Rxe4 24. Bd3 Ree8 25. g5 Be7 26. h4 d5 27. f5 Nf8 28. Rhe1 Bc5 29. b4 Bb6 30. Kc2 a6 31. a4 Ba7 32. a5 Bb8 33. Rxe8 Rxe8 34. Bxb8 Rxb8 35. Re1 Rd8 36. Re7 Nd7 37. f6 gxf6 38. gxf6 c5 39. Bf5 Nxf6 40. Rxb7 cxb4 41. cxb4 d4 42. Bd3 Nd5 43. Bxa6 Ra8 44. Bd3 Nxb4+ 45. Rxb4 Rxa5 46. Rxd4 Kg7 47. Rg4+ Kh6 48. Rf4 Ra2+ 49. Kc3 Rh2 50. Bc4 f5 51. Be6 Kh5 52. Bf7+ Kh6 53. Kd4 Kg7 54. Be6 Kf6 55. Bc8 Kg6 56. Bd7 Kh5 57. Be8+ Kh6 58. Ke3 Rh1 59. Kf2 Rh3 60. Bd7 Kg7 61. Be6 Kf6 62. Bc8 Rc3 63. Rxf5+ Kg6 64. Be6 Rc6 65. Rg5+ Kh6 66. Re5 Rc3 67. Bg4 Rc1 68. Re6+ Kg7 69. Bf5 Rh1 70. Kg3 Rg1+ 71. Kf4 Rf1+ 72. Ke5 Re1+ 73. Be4 Rf1 74. h5 Rf7 75. h6+ Kf8 76. Bd5 Re7 77. Rxe7 Kxe7 78. Bb3 1-0

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2008.05.14"]
[Round "2"]
[White "Pochinkov, Andrey"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2136"]
[BlackElo "2467"]
[PlyCount "104"]
[EventDate "2008.05.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. Nf3 c5 2. b3 Nc6 3. Bb2 d6 4. c4 e5 5. Nc3 g6 6. g3 Bg7 7. Bg2 Nge7 8. d3 0-0 9. Qd2 h6 10. 0-0 Be6 11. e4 f5 12. Nd5 Qd7 13. Nh4 Kh7 14. f4 exf4 15. Bxg7 Kxg7 16. Nxf4 fxe4 17. Bxe4 Bf7 18. Qb2+ Ne5 19. Nf3 Qc7 20. d4 cxd4 21. Qxd4 N7c6 22. Qc3 Kg8 23. Nd5 Bxd5 24. Bxd5+ Kh7 25. Bxc6 bxc6 26. Nxe5 dxe5 27. Rxf8 Rxf8 28. Re1 Re8 29. Rf1 Qd7 30. Qf3 Re7 31. Rd1 Qe6 32. Qe4 Rf7 33. Re1 Qf6 34. Qe2 Re7 35. Qe4 Qd6 36. Kg2 h5 37. h4 a5 38. Re3 Kg7 39. g4 hxg4 40. Qxg4 Rf7 41. h5 Rf6 42. Rg3 c5 43. Qc8 Qd4 44. Rxg6+ Rxg6+ 45. hxg6 Kxg6 46. Qg8+ Kf6 47. Qf8+ Kg5 48. Qg7+ Kf4 49. Qf6+ Ke3 50. Qf2+ Kd3 51. Qf1+ Kc2 52. Qf5+ Kb2 0-1

[Event "St Petersburg Chigorin CC-ch"]
[Site "St Petersburg"]
[Date "2008.05.13"]
[Round "1"]
[White "Sivokho, Sergey V"]
[Black "Svidinsky, Dmitry"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "2467"]
[BlackElo "2052"]
[PlyCount "129"]
[EventDate "2008.05.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nxd7 Bxd7 7. 0-0 Bd6 8. c4 c6 9. Nc3 Nxc3 10. bxc3 0-0 11. Rb1 dxc4 12. Bxc4 Qc7 13. Qh5 g6 14. Qh4 Bf5 15. Rb2 Rfe8 16. Bh6 b5 17. Bb3 Re4 18. Qf6 Bf8 19. Bxf8 Rxf8 20. d5 cxd5 21. Bxd5 Qe7 22. Qc6 Re1 23. Qxb5 Rxf1+ 24. Kxf1 Qc7 25. Kg1 Qxc3 26. h3 Qc1+ 27. Kh2 Qf4+ 28. g3 Qd4 29. Qb7 Be6 30. Bxe6 fxe6 31. Kg2 Qd5+ 32. Qxd5 exd5 33. Rb5 Rf7 34. Rxd5 Kf8 35. Ra5 Kg7 36. f4 Rc7 37. g4 Rb7 38. Ra6 Rc7 39. Kg3 Kf7 40. g5 Kg7 41. Kg4 Rf7 42. h4 Kg8 43. Ra4 Kg7 44. h5 Kf8 45. Rc4 Rd7 46. Rc6 Kf7 47. a4 gxh5+ 48. Kxh5 Rd4 49. Rf6+ Kg7 50. a5 Ra4 51. a6 Ra1 52. Rc6 Rh1+ 53. Kg4 Rg1+ 54. Kf5 Rb1 55. Rc7+ Kg8 56. Rb7 Rc1 57. Rxa7 Rc5+ 58. Ke6 Rc6+ 59. Kd5 Rc8 60. Rb7 Rd8+ 61. Ke6 Re8+ 62. Kd7 Re2 63. a7 Rd2+ 64. Ke6 Re2+ 65. Kf6 1-0

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.11.04"]
[Round "9"]
[White "Orlov, Vassily"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "2461"]
[BlackElo "2464"]
[PlyCount "91"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. 0-0 Be7 10. Nb3 0-0 11. Be3 f6 12. f3 Ng5 13. f4 Ne4 14. N1d2 fxe5 15. fxe5 Rxf1+ 16. Kxf1 Qf8+ 17. Kg1 Qf5 18. Nf3 Qf7 19. Qd3 c5 20. c4 c6 21. Rc1 Bf5 22. Nbd2 Rd8 23. Qa3 d4 24. Nxe4 Bxe4 25. Bd2 Rf8 26. Rf1 Qxc4 27. Qxa7 Qe6 28. a4 Bxf3 29. Rxf3 Rxf3 30. gxf3 Qg6+ 31. Kh1 Kf7 32. Qa6 Qb1+ 33. Kg2 Qc2 34. Qe2 Bg5 35. e6+ Ke8 36. f4 Bxf4 37. a5 Bxd2 38. a6 Qg6+ 39. Kh3 Qf5+ 40. Kg2 Qg6+ 41. Kh3 Bf4 42. a7 Qh6+ 43. Kg4 Qg5+ 44. Kh3 Qh6+ 45. Kg4 Qg5+ 46. Kh3 1/2-1/2

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.11.03"]
[Round "8"]
[White "Sivokho, Sergey V"]
[Black "Malakhov, Igor"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "2464"]
[BlackElo "2296"]
[PlyCount "35"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. g4 d5 8. exd5 Nxd5 9. Nxd5 Qxd5 10. Rg1 Nd7 11. Bg2 Qc4 12. Qe2 Qxe2+ 13. Kxe2 e5 14. Nb3 Rb8 15. Rad1 b6 16. Bc6 Kd8 17. Rxd7+ Bxd7 18. Rd1 1-0

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.11.02"]
[Round "7"]
[White "Sivokho, Sergey V"]
[Black "Utkin, Aleksey"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2464"]
[BlackElo "2389"]
[PlyCount "130"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. h3 d6 5. Be3 b5 6. f4 b4 7. Nce2 Nf6 8. Ng3 0-0 9. Nf3 Nbd7 10. a3 Qb6 11. Qd2 bxa3 12. b3 c5 13. Rxa3 cxd4 14. Bxd4 Qc6 15. Bd3 e5 16. fxe5 Nxe5 17. Nxe5 dxe5 18. Qc3 Qxc3+ 19. Bxc3 Bb7 20. 0-0 Rfe8 21. Ra5 h5 22. h4 Ng4 23. Bd2 Rec8 24. Ne2 Bf8 25. Bc4 Bc5+ 26. Kh1 Bb6 27. Ra4 Nf2+ 28. Kh2 Bxe4 29. Kg3 Bc6 30. Bxf7+ Kg7 31. Rb4 Ne4+ 32. Rxe4 Bxe4 33. Bc3 Bc7 34. Bc4 Rf8 35. Nf4 Bf5 36. Re1 Kh7 37. Nd5 Bd6 38. Bxe5 Rfe8 39. Nf6+ Kh6 40. Nxe8 Rxe8 41. Kf4 Bxc2 42. Bxd6 Rxe1 43. g3 a5 44. Bg8 Kg7 45. Bd5 Rb1 46. Be5+ Kh6 47. Bc7 Bxb3 48. Bxb3 Rxb3 49. Bxa5 Ra3 50. Bc7 Ra4+ 51. Ke5 Kg7 52. Ke6 Ra6+ 53. Ke5 Kf7 54. Bd8 Ra3 55. Kf4 Ke6 56. Bc7 Rc3 57. Bb8 Rc8 58. Ba7 Rc4+ 59. Kg5 Rg4+ 60. Kh6 Rxg3 61. Bb6 Kf5 62. Bd8 Rc3 63. Bg5 Rh3 64. Be7 Kg4 65. Kxg6 Rxh4 0-1

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.11.01"]
[Round "6"]
[White "Eliseev, Alexey"]
[Black "Sivokho, Sergey V"]
[Result "1-0"]
[ECO "C58"]
[WhiteElo "2389"]
[BlackElo "2464"]
[PlyCount "185"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 h6 9. Ne4 Nd5 10. Nec3 cxb5 11. Qxd5 Qxd5 12. Nxd5 Bd6 13. Nbc3 Bd7 14. a4 bxa4 15. b4 Nc4 16. Nxa4 Bc6 17. Nac3 0-0 18. b5 Bb7 19. 0-0 Rfd8 20. d3 Nb6 21. Ne3 Bc5 22. Ra2 Bd4 23. Bd2 Bc8 24. Na4 Be6 25. Nxb6 axb6 26. Rxa8 Rxa8 27. h3 Ra2 28. Rd1 f5 29. c3 Bb3 30. Rb1 Rxd2 31. cxd4 Rxd3 32. dxe5 Be6 33. g3 g5 34. Rc1 Bd7 35. Rc7 f4 36. gxf4 gxf4 37. Ng2 Rd1+ 38. Kh2 Bxb5 39. Nxf4 Re1 40. e6 Ba4 41. Re7 Bb3 42. Rb7 b5 43. Rxb5 Bxe6 44. Rb6 Bf7 45. Rxh6 Ra1 46. Rd6 Kg7 47. h4 Ra3 48. Kg2 Ra5 49. Kg3 Bh5 50. f3 Bf7 51. Kg4 Ra4 52. Kf5 Ra5+ 53. Kg4 Ra4 54. Kg3 Ra5 55. Nh3 Bh5 56. Ng5 Ra3 57. Ne6+ Kf7 58. Ng5+ Kg7 59. Kf4 Ra4+ 60. Kg3 Ra3 61. Re6 Ra4 62. Re4 Ra3 63. Kf4 Kf6 64. Re3 Ra6 65. Ne4+ Kg6 66. Rd3 Ra5 67. Rd6+ Kg7 68. Rc6 Ra4 69. Rc5 Kg6 70. Rc6+ Kg7 71. Rc3 Rb4 72. Ke3 Ra4 73. Ng3 Ra5 74. Kf4 Bg6 75. Kg4 Be8 76. Rd3 Ra6 77. h5 Kh7 78. f4 Ra7 79. Ne4 Kg7 80. Rd6 Ra4 81. h6+ Kh8 82. Nf6 Ra8 83. Re6 Bg6 84. Re7 Ra5 85. Rg7 Bf5+ 86. Kh4 Ra8 87. Kg5 Bc2 88. Re7 Rb8 89. Re8+ Rxe8 90. Nxe8 Kg8 91. f5 Bb1 92. Kg6 Kh8 93. Nd6 1-0

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.10.31"]
[Round "5"]
[White "Sivokho, Sergey V"]
[Black "Yankovsky, Roman"]
[Result "1-0"]
[ECO "B79"]
[WhiteElo "2464"]
[BlackElo "2202"]
[PlyCount "61"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Qa5 11. Kb1 Rfc8 12. Bb3 Ne5 13. h4 Nc4 14. Bxc4 Rxc4 15. Nb3 Qa6 16. e5 Ne8 17. h5 Rac8 18. hxg6 hxg6 19. g4 Bxe5 20. Bd4 Rxd4 21. Nxd4 Qc4 22. Qe3 e6 23. Rd2 Bg7 24. g5 b5 25. f4 Nc7 26. Qf2 e5 27. fxe5 dxe5 28. Ne4 Ne8 29. Qh4 Bg4 30. b3 Qc7 31. Nxb5 1-0

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.10.30"]
[Round "4"]
[White "Khusenkhojaev, Muhammad"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "2377"]
[BlackElo "2464"]
[PlyCount "62"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 Bb7 5. cxb5 Bxd5 6. Bg5 Bb7 7. Nc3 d5 8. e3 e6 9. Bd3 Be7 10. Ne5 0-0 11. Qc2 h6 12. Bf4 a6 13. Nc6 Nxc6 14. bxc6 Bxc6 15. 0-0-0 Qa5 16. Kb1 Rfd8 17. Rhg1 Rac8 18. g4 d4 19. g5 hxg5 20. Rxg5 dxc3 21. Rdg1 Qb4 22. Rxg7+ Kf8 23. Bh6 Ke8 24. Bg6 Rd2 25. Bxf7+ Kd7 26. Qxc3 Be4+ 27. Ka1 Qxc3 28. bxc3 Bd5 29. Bf4 Rc6 30. c4 Bxc4 31. Be5 Rb6 0-1

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.10.29"]
[Round "3"]
[White "Sivokho, Sergey V"]
[Black "Goganov, Aleksey"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2464"]
[BlackElo "2299"]
[PlyCount "65"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. h4 Qa5 8. Bd2 cxd4 9. cxd4 Qa4 10. c3 Qxd1+ 11. Rxd1 Nbc6 12. h5 h6 13. Bd3 Bd7 14. Ne2 Na5 15. Rb1 b6 16. g4 Rc8 17. f3 Nc4 18. Bc1 f6 19. exf6 gxf6 20. Kf2 e5 21. Re1 Kf7 22. Ng3 exd4 23. cxd4 Rc6 24. Ra1 Na5 25. Bf4 Rc3 26. Re3 Rcc8 27. Rae1 Nac6 28. Bd6 Rce8 29. Ne2 f5 30. Nf4 Nc8 31. Be5 Nxe5 32. dxe5 d4 33. R3e2 1-0

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.10.28"]
[Round "2"]
[White "Melnikov, Dmitry"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "C43"]
[WhiteElo "2293"]
[BlackElo "2464"]
[PlyCount "62"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nxd7 Bxd7 7. 0-0 Be7 8. c4 Nf6 9. Nc3 Be6 10. c5 0-0 11. Bf4 Qd7 12. Re1 c6 13. b4 Rfe8 14. Qc2 g6 15. b5 Nh5 16. Be5 Ng7 17. Rab1 Bf5 18. Bxg7 Bxd3 19. Qxd3 Kxg7 20. a4 Bf6 21. a5 a6 22. bxc6 bxc6 23. Rxe8 Rxe8 24. Na4 Qg4 25. Kf1 Qh4 26. Kg1 Bxd4 27. Rf1 Bxf2+ 28. Rxf2 Qxa4 29. Qxa6 Re1+ 30. Rf1 Qd4+ 31. Kh1 Qf2 0-1

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.10.27"]
[Round "1"]
[White "Sivokho, Sergey V"]
[Black "Otkidach, Oleg"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2464"]
[BlackElo "2113"]
[PlyCount "39"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. d4 g6 5. c4 Nb6 6. Nc3 Bg7 7. c5 Nd5 8. Bc4 c6 9. 0-0 Bg4 10. Re1 h6 11. h3 Bxf3 12. Qxf3 0-0 13. Nxd5 cxd5 14. Bxd5 Nc6 15. Be3 Qd7 16. Rad1 Rad8 17. Bb3 Nxd4 18. Qe4 e6 19. Rd2 Qc6 20. Bxd4 1-0

[Event "Minsk Inautomarket op"]
[Site "Minsk"]
[Date "2007.07.10"]
[Round "1"]
[White "Sivokho, Sergey V"]
[Black "Kovaleva, Ekaterina"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "2467"]
[BlackElo "2119"]
[PlyCount "59"]
[EventDate "2007.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BLR"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bc1 Nf6 8. f3 e6 9. Be3 b5 10. Qd2 Bb7 11. 0-0-0 Nbd7 12. Nb3 d5 13. exd5 Nxd5 14. Nxd5 Bxd5 15. Bd4 f6 16. Qe3 Bd6 17. Bc3 Qc7 18. g3 0-0 19. Bh3 Rfe8 20. Ba5 Qb7 21. Rhe1 Bf8 22. f4 Rac8 23. Kb1 f5 24. Bc3 Nb6 25. Bf1 Be4 26. Bd3 Bf3 27. Be2 Be4 28. Bd3 Bf3 29. Be2 Be4 30. Bd3 1/2-1/2

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2007.07.03"]
[Round "9"]
[White "Shchukin, Dmitry"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "2355"]
[BlackElo "2466"]
[PlyCount "16"]
[EventDate "2007.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. e3 a6 5. Nc3 b5 6. b3 Bg4 7. h3 Bxf3 8. gxf3 e6 1/2-1/2

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2007.07.02"]
[Round "8"]
[White "Sivokho, Sergey V"]
[Black "Yevseev, Denis"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2466"]
[BlackElo "2525"]
[PlyCount "32"]
[EventDate "2007.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ 12. Bd2 Bb4 13. c3 Be7 14. c4 Qc7 15. 0-0-0 Ngf6 16. Kb1 0-0 1/2-1/2

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2007.07.01"]
[Round "7"]
[White "Soloviov, Sergei"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "2422"]
[BlackElo "2466"]
[PlyCount "19"]
[EventDate "2007.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bg4 6. h3 h5 7. c3 Qd3 8. hxg4 hxg4 9. Nxe5 Bd6 10. Nxd3 1/2-1/2

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2007.06.30"]
[Round "6"]
[White "Sivokho, Sergey V"]
[Black "Zacurdajev, Mikhail"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2466"]
[BlackElo "2384"]
[PlyCount "93"]
[EventDate "2007.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Nb5 Bc7 8. f4 Ne7 9. Nf3 Bd7 10. Bb2 Bxb5 11. Bxb5+ Nbc6 12. Nxd4 0-0 13. Bd3 Nxd4 14. Bxd4 Bb6 15. Bb2 a5 16. b5 a4 17. Qf3 Ba5+ 18. Kf1 Rc8 19. g4 Kh8 20. Qh3 Ng6 21. Rd1 Qb6 22. Rg1 Bc3 23. Bc1 Bd4 24. Rg3 Kg8 25. Qh5 Rc3 26. Rh3 h6 27. g5 Rfc8 28. gxh6 gxh6 29. Bxg6 Rxh3 30. Qxh3 fxg6 31. Qd3 Rc3 32. Qxd4 Qxb5+ 33. Kg1 Qe2 34. Qxc3 Qxd1+ 35. Kf2 Qxc1 36. Qc8+ Kf7 37. Qxb7+ Kg8 38. Qc8+ Kg7 39. Qd7+ Kh8 40. Qxa4 Qd2+ 41. Kf3 h5 42. Kg3 Qe3+ 43. Kh4 Qe2 44. Qe8+ Kh7 45. Qe7+ Kh8 46. Qxe6 Qf2+ 47. Kg5 1-0

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2007.06.29"]
[Round "5"]
[White "Utkin, Aleksey"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2376"]
[BlackElo "2466"]
[PlyCount "130"]
[EventDate "2007.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bh4 c5 5. e3 cxd4 6. exd4 b6 7. Nbd2 Be7 8. Bd3 Bb7 9. c3 0-0 10. Bxf6 Bxf6 11. 0-0 d6 12. Re1 Nd7 13. Be4 Qc7 14. Bxb7 Qxb7 15. Ne4 Be7 16. Ng3 Nf6 17. a4 a6 18. Qb3 Rfb8 19. Nf1 b5 20. axb5 Qxb5 21. Qxb5 axb5 22. Ne3 Kf8 23. Nc2 Nd5 24. Rxa8 Rxa8 25. Ra1 Rxa1+ 26. Nxa1 Nb6 27. Ne1 e5 28. f3 f5 29. Nd3 e4 30. fxe4 fxe4 31. Nf2 d5 32. Nc2 Kf7 33. Nd1 Ke6 34. Kf2 h5 35. Nde3 g6 36. b3 Kd7 37. b4 Kc6 38. Nd1 Bg5 39. Nce3 Kd6 40. Ke2 Ke6 41. Kf2 Nc8 42. Ke2 Nd6 43. Kf2 Nf5 44. Nc2 Bc1 45. Na1 Bf4 46. g3 Bg5 47. Nc2 Bc1 48. Na1 Nh6 49. Nb3 Bg5 50. Nc5+ Kd6 51. h3 Nf5 52. Nb7+ Ke7 53. Nc5 Bd2 54. Ke2 Bh6 55. g4 hxg4 56. hxg4 Nh4 57. Nf2 Nf3 58. Nd1 Nh2 59. Nf2 Bf4 60. Nh3 g5 61. c4 bxc4 62. Nxf4 gxf4 63. g5 f3+ 64. Ke3 Ng4+ 65. Kd2 e3+ 0-1

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2007.06.28"]
[Round "4"]
[White "Sivokho, Sergey V"]
[Black "Kostin, Sergei Anatolievich"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2466"]
[BlackElo "2284"]
[PlyCount "65"]
[EventDate "2007.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3 Be6 9. Qd2 0-0 10. 0-0-0 a5 11. Qe1 Qc8 12. a4 Nc6 13. g4 Nb4 14. Kb1 Qc7 15. g5 Nd7 16. Qf2 Rfc8 17. Rd2 Qd8 18. h4 Rc7 19. f4 Rac8 20. f5 Bxb3 21. cxb3 Bf8 22. Bb5 Nc5 23. Bc4 Kh8 24. Bxc5 Rxc5 25. Bxf7 Qc7 26. Be6 Rxc3 27. bxc3 Qxc3 28. Qe2 d5 29. Bxc8 Qxc8 30. Rc1 Qd7 31. Qb5 Qf7 32. Rxd5 Nxd5 33. Qxd5 1-0

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2007.06.27"]
[Round "3"]
[White "Zacurdajev, Dmitry"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2266"]
[BlackElo "2466"]
[PlyCount "93"]
[EventDate "2007.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. g3 Bf5 4. Bg2 e6 5. 0-0 h6 6. c4 c6 7. Nc3 Nbd7 8. c5 b6 9. b4 Be7 10. h3 0-0 11. g4 Bh7 12. Bf4 Ne4 13. Nxe4 Bxe4 14. a4 bxc5 15. bxc5 Qa5 16. Qb3 Qa6 17. Rfe1 Rfe8 18. Bf1 Bf6 19. Bd6 e5 20. Rad1 Bxf3 21. exf3 Qc8 22. Bd3 exd4 23. f4 Nf8 24. a5 Ne6 25. Bb1 Qa6 26. Qc2 d3 27. Rxd3 Nd4 28. Rxe8+ Rxe8 29. Rxd4 Re1+ 30. Kh2 Rxb1 31. Qxb1 Bxd4 32. Qb8+ Kh7 33. Qb1+ g6 34. Qe1 Qb7 35. Qe8 a6 36. Be7 f5 37. gxf5 gxf5 38. Qf7+ Bg7 39. Qxf5+ Kh8 40. Qe6 Qb8 41. Qd6 Qc8 42. Bh4 Kh7 43. Bg3 Bf8 44. Qf6 Bg7 45. Qd6 Bf8 46. Qf6 Bg7 47. Qd6 1/2-1/2

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2007.06.26"]
[Round "2"]
[White "Sivokho, Sergey V"]
[Black "Chehlov, Aleksander"]
[Result "1-0"]
[ECO "C72"]
[WhiteElo "2466"]
[BlackElo "2208"]
[PlyCount "125"]
[EventDate "2007.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Bd7 6. d4 b5 7. Bb3 Nxd4 8. Nxd4 exd4 9. c3 d3 10. Qxd3 Bc6 11. Re1 Nf6 12. Bd5 Bxd5 13. exd5+ Be7 14. a4 Rb8 15. axb5 axb5 16. b4 0-0 17. Ra5 Nd7 18. Rxb5 Ne5 19. Rxb8 Qxb8 20. Qe2 Qb7 21. f4 Ng6 22. Qd3 Bf6 23. b5 Ra8 24. c4 h6 25. Be3 Re8 26. g3 Qc8 27. Bd2 Rxe1+ 28. Bxe1 Qg4 29. Kh1 h5 30. Bf2 h4 31. Nd2 Qd1+ 32. Kg2 Bb2 33. Be3 Bc1 34. Qf1 Qc2 35. Qe2 Ne7 36. g4 Ng6 37. Kf3 f5 38. g5 Qc3 39. Kf2 Bxd2 40. Bxd2 Qd4+ 41. Kf3 Qg1 42. Qe6+ Kh7 43. Qxf5 Qf1+ 44. Ke3 Qxc4 45. Qe4 Qxb5 46. Kf2 Qb2 47. Ke2 Qb5+ 48. Qd3 Qa4 49. h3 Qe8+ 50. Kf3 c6 51. dxc6 Qxc6+ 52. Kg4 d5 53. Kh5 d4 54. Bc1 Kg8 55. Qxd4 Nf8 56. Qe3 Qg6+ 57. Kg4 Qc2 58. Kxh4 Ng6+ 59. Kg3 Qd1 60. Bd2 Qa4 61. Bc3 Qd7 62. Qd4 Qe7 63. h4 1-0

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2007.06.25"]
[Round "1"]
[White "Averjanov, Sergey"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "2090"]
[BlackElo "2466"]
[PlyCount "78"]
[EventDate "2007.06.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 e6 5. Bg5 h6 6. Bh4 b4 7. dxe6 fxe6 8. Qc2 Bd6 9. Qg6+ Kf8 10. Nbd2 Nc6 11. e3 Qe8 12. Bd3 Bb7 13. Bg3 Bxg3 14. hxg3 Qxg6 15. Bxg6 d6 16. Bc2 Ke7 17. Nh4 Rhd8 18. f4 Rac8 19. Rd1 d5 20. cxd5 exd5 21. 0-0 Rc7 22. Rfe1 Kf7 23. Bg6+ Kf8 24. e4 dxe4 25. Nxe4 Nxe4 26. Bxe4 Rxd1 27. Rxd1 Nd4 28. Bxb7 Rxb7 29. Ng6+ Kf7 30. Ne5+ Ke6 31. Kf2 Kd5 32. b3 a5 33. Nc4 a4 34. Ne3+ Kc6 35. bxa4 Ra7 36. Rd2 Rxa4 37. Nc4 Ra6 38. Ke3 Kb5 39. Kd3 Rg6 0-1

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2006.11.08"]
[Round "9"]
[White "Melnikov, Dmitry"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2352"]
[BlackElo "2476"]
[PlyCount "96"]
[EventDate "2006.10.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. d4 Nxd4 8. Bxf7+ Kxf7 9. Nxe5+ Kg8 10. Qxd4 c5 11. Qd1 Qe8 12. Nf3 Qxe4 13. Bg5 Qf5 14. Nbd2 Ne4 15. Nxe4 Bxe4 16. Re1 d5 17. Qd2 h6 18. Bf4 Be7 19. Ne5 Bg5 20. Bxg5 hxg5 21. Nc6 Qf6 22. f3 Qxc6 23. fxe4 dxe4 24. Qxg5 Rh6 25. Rad1 Rd6 26. Qe7 Re6 27. Qg5 Rae8 28. Re3 Rd6 29. Rde1 c4 30. Qf5 Rf6 31. Qg4 Qc5 32. h3 Qd4 33. c3 Qb6 34. Kh1 Rg6 35. Qh4 Rh6 36. Qg4 Rg6 37. Qf5 Rf6 38. Qd5+ Qe6 39. Qxe4 Qxe4 40. Rxe4 Rxe4 41. Rxe4 Rf2 42. b3 Rxa2 43. bxc4 Ra4 44. Re8+ Kf7 45. Ra8 Rxc4 46. Rxa6 Rc5 47. Kh2 Ke7 48. h4 Kf7 1/2-1/2

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2006.11.07"]
[Round "8"]
[White "Sivokho, Sergey V"]
[Black "Pankov, German"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2476"]
[BlackElo "2341"]
[PlyCount "69"]
[EventDate "2006.10.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bc1 Nf6 8. f3 Qb6 9. Nb3 e6 10. Qe2 Nc6 11. Be3 Qc7 12. g4 b5 13. Qf2 Bb7 14. 0-0-0 Rc8 15. Kb1 Ne5 16. a3 Be7 17. g5 Nfd7 18. Rg1 Nc5 19. Rd2 Ned7 20. h4 Na4 21. Nxa4 bxa4 22. Nd4 Rb8 23. h5 g6 24. Rh1 gxh5 25. Rxh5 Nf8 26. Rd3 d5 27. Rc3 Qd6 28. e5 Qxe5 29. f4 Qd6 30. Nb5 axb5 31. Bxb5+ Nd7 32. Bc5 Qc7 33. Bxe7 Qxc3 34. bxc3 Kxe7 35. Kc1 1-0

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2006.11.06"]
[Round "7"]
[White "Sivokho, Sergey V"]
[Black "Korchagina, Victoria"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2476"]
[BlackElo "2091"]
[PlyCount "55"]
[EventDate "2006.10.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 0-0 10. 0-0-0 Nbd7 11. g4 b5 12. g5 b4 13. Ne2 Ne8 14. f4 a5 15. f5 a4 16. fxe6 axb3 17. exf7+ Rxf7 18. Kb1 bxc2+ 19. Qxc2 Bxg5 20. Bxg5 Qxg5 21. Ng3 Nb6 22. Qb3 Qg6 23. Be2 Qf6 24. Rhf1 Qe7 25. Nf5 Qf8 26. Bh5 g6 27. Nh6+ Qxh6 28. Qxf7+ 1-0

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2006.11.05"]
[Round "6"]
[White "Frolochkin, Vladimir"]
[Black "Sivokho, Sergey V"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2232"]
[BlackElo "2476"]
[PlyCount "75"]
[EventDate "2006.10.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Bd3 Nc6 7. 0-0 Be7 8. Re1 0-0 9. Be3 Rd8 10. Bc2 b6 11. Nbd2 cxd4 12. cxd4 Bb7 13. a3 Rac8 14. Bb3 Qh5 15. Ba2 Ng4 16. Nf1 Nxe3 17. fxe3 Bf6 18. Qe2 Ne7 19. Ng3 Qh6 20. Rad1 Ng6 21. e4 Nf4 22. Qf2 Rc7 23. d5 exd5 24. exd5 Rcd7 25. d6 g6 26. Qe3 Kg7 27. Ne4 Bxe4 28. Qxe4 Rxd6 29. Rxd6 Rxd6 30. Qb7 Ne2+ 31. Rxe2 Rd1+ 32. Kf2 Qf4 33. Qxf7+ Kh6 34. Qf8+ Kh5 35. g4+ Kxg4 36. Qc8+ Kh5 37. Re5+ g5 38. Bf7+ 1-0

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2006.11.04"]
[Round "5"]
[White "Nadjezhdin, Dmitry"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "B29"]
[WhiteElo "2238"]
[BlackElo "2476"]
[PlyCount "144"]
[EventDate "2006.10.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 d5 5. exd5 Nxd5 6. Nxd5 Qxd5 7. Be3 cxd4 8. Nxd4 a6 9. c4 Qa5+ 10. Bd2 Qc7 11. Nxc6 Qxc6 12. Bc3 e5 13. Qh5 Bd6 14. 0-0-0 0-0 15. f4 e4 16. f5 Be7 17. Rd5 Rd8 18. Qg4 Qh6+ 19. Kc2 Qg5 20. Qxg5 Bxg5 21. g4 Bd7 22. Be2 Bc6 23. Rxd8+ Rxd8 24. Rd1 Rxd1 25. Kxd1 g6 26. b4 Kf8 27. b5 axb5 28. cxb5 Bd5 29. a3 Bb3+ 30. Ke1 Ke7 31. Bb4+ Kd7 32. Kf2 Bf4 33. h3 Kc7 34. Bc5 Kd7 35. Bf1 Bg5 36. Be2 Bd5 37. Bf1 Bb3 38. Bg2 Bc2 39. Bf1 gxf5 40. gxf5 e3+ 41. Bxe3 Bxe3+ 42. Kxe3 Bxf5 43. Kd4 Kd6 44. h4 b6 45. Be2 Bc2 46. Bg4 h6 47. Bf3 Bb3 48. Be4 Bd1 49. Bd3 Bf3 50. Bc4 f6 51. Bd3 Bh5 52. Bc4 Bg6 53. Be2 Bc2 54. Bc4 Bg6 55. Be2 Bh7 56. Bc4 Bc2 57. Be2 f5 58. Bc4 Bb1 59. Be2 Be4 60. Bc4 Bc2 61. Be2 Be4 62. Bc4 Bf3 63. Bd3 f4 64. Be4 Be2 65. Bc6 f3 66. Ke3 Kc5 67. Bxf3 Bxf3 68. Kxf3 Kxb5 69. Kg4 Ka4 70. Kh5 Kxa3 71. Kxh6 b5 72. Kg7 b4 1/2-1/2

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2006.11.03"]
[Round "4"]
[White "Sivokho, Sergey V"]
[Black "Karalkin, Maksim"]
[Result "1/2-1/2"]
[ECO "C95"]
[WhiteElo "2476"]
[BlackElo "2303"]
[PlyCount "109"]
[EventDate "2006.10.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[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 Bf8 14. Ng3 g6 15. a4 c5 16. d5 c4 17. Bg5 h6 18. Be3 Nc5 19. Nh2 h5 20. Nf3 Qc7 21. Qd2 Rab8 22. axb5 axb5 23. Bh6 Nh7 24. Bxf8 Rxf8 25. Qh6 Qe7 26. Ra5 Bc8 27. Rea1 Bd7 28. Ra7 Rfd8 29. R1a5 Qf8 30. Qe3 Rb7 31. Rxb7 Nxb7 32. Ra7 Nc5 33. Kh2 Rc8 34. Nd2 Ra8 35. Rxa8 Qxa8 36. b4 cxb3 37. Nxb3 Na4 38. f4 Qc8 39. Ne2 Kg7 40. Nbc1 Qc5 41. Qxc5 Nxc5 42. Nd3 Nxd3 43. Bxd3 Nf6 44. Kg3 Ne8 45. Kf3 f6 46. Ke3 Nc7 47. h4 Na6 48. g3 Nc5 49. Bc2 Kf7 50. Nc1 Ke7 51. Nd3 Kd8 52. Nxc5 dxc5 53. fxe5 fxe5 54. Bd1 Ke7 55. Be2 1/2-1/2

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2006.11.02"]
[Round "3"]
[White "Sivokho, Sergey V"]
[Black "Shchukin, Dmitry"]
[Result "1/2-1/2"]
[ECO "D14"]
[WhiteElo "2476"]
[BlackElo "2336"]
[PlyCount "15"]
[EventDate "2006.10.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 Bf5 7. e3 e6 8. Bd3 1/2-1/2

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2006.11.01"]
[Round "2"]
[White "Ivkina, Olga"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2206"]
[BlackElo "2476"]
[PlyCount "78"]
[EventDate "2006.10.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. d4 Nxd4 8. Nxd4 exd4 9. c3 d3 10. Qxd3 Be7 11. Qg3 0-0 12. Bh6 Ne8 13. e5 d6 14. Rd1 Qc8 15. f4 Kh8 16. Bg5 f6 17. exf6 Bxf6 18. Bc2 Qe6 19. Re1 Qf7 20. Nd2 g6 21. Nf3 Ng7 22. Bb3 Qd7 23. Nh4 Nh5 24. Qd3 Qg4 25. Bd1 Nxf4 26. Bxf6+ Rxf6 27. Bxg4 Nxd3 28. Re7 Ne5 29. Rxc7 Bxg2 30. Kxg2 Nxg4 31. Nf3 Re8 32. Nd4 h5 33. h3 Ne3+ 34. Kg1 Re5 35. Re1 Nd5 36. Rc8+ Kg7 37. Rxe5 dxe5 38. Ne2 Nf4 39. Nxf4 exf4 0-1

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2006.10.31"]
[Round "1"]
[White "Sivokho, Sergey V"]
[Black "Kuznetsov, Andrey"]
[Result "1-0"]
[ECO "C40"]
[WhiteElo "2476"]
[BlackElo "2123"]
[PlyCount "67"]
[EventDate "2006.10.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d5 3. exd5 e4 4. Qe2 Be7 5. Qxe4 Nf6 6. Qe2 Nxd5 7. d4 0-0 8. Qd1 Bg4 9. Be2 Nc6 10. 0-0 Nf6 11. c3 Bh5 12. Nbd2 Re8 13. Re1 a6 14. Nf1 Qd7 15. Ng3 Bg6 16. Bg5 h6 17. Bd2 Ne4 18. Bf4 Nxg3 19. Bxg3 Bd6 20. Qd2 Bxg3 21. hxg3 Re7 22. Bc4 Rae8 23. a3 Be4 24. Rad1 b5 25. Ba2 Bxf3 26. gxf3 Qf5 27. Kg2 Nb8 28. Rxe7 Rxe7 29. Re1 Qf6 30. Rxe7 Qxe7 31. Qf4 Nc6 32. Qf5 Nd8 33. a4 g6 34. Qxg6+ 1-0

[Event "Minsk Inautomarket op"]
[Site "Minsk"]
[Date "2006.07.18"]
[Round "9"]
[White "Sivokho, Sergey V"]
[Black "Gorovets, Andrey"]
[Result "1/2-1/2"]
[ECO "B05"]
[WhiteElo "2473"]
[BlackElo "2360"]
[PlyCount "136"]
[EventDate "2006.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BLR"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. 0-0 Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Nd7 10. c4 Ne7 11. Bf4 Ng6 12. Bg3 Bc5 13. Rd1 Qg5 14. Nc3 Ndxe5 15. Ne4 Qe7 16. Bh5 Nd7 17. Bd6 Bxd6 18. Nxd6+ Kf8 19. Nxb7 Nf6 20. Bxg6 hxg6 21. Nd6 Rh5 22. Rd3 Nd5 23. cxd5 Qxd6 24. g3 Rxd5 25. Rc3 Rd2 26. Qa6 Qd4 27. Rf1 Rxb2 28. Rxc6 Rb6 29. Rc8+ Rxc8 30. Qxc8+ Ke7 31. Qc7+ Qd7 32. Rc1 f6 33. h4 Rb7 34. Qa5 Qd5 35. Qa6 Rd7 36. Qa3+ Qd6 37. Rc5 Kf7 38. Qc3 Qd1+ 39. Kg2 Qd6 40. a4 Qa6 41. Qc2 Qb7+ 42. Kh2 Qb4 43. a5 f5 44. Rc7 Qd4 45. Rc4 Qd5 46. Rc5 Qd6 47. Qc3 Qe7 48. Qc4 Qd8 49. a6 Rd2 50. Rc7+ Kf6 51. Qc3+ e5 52. Qc6+ Qd6 53. Qc4 Qd5 54. Qxd5 Rxd5 55. Rxa7 Rd2 56. Kg1 Ra2 57. Kf1 e4 58. Ke1 g5 59. hxg5+ Kg6 60. Kf1 Ra3 61. Ke2 Ra1 62. Ke3 Ra2 63. g4 fxg4 64. Ra8 Kxg5 65. a7 Ra4 66. Re8 Rxa7 67. Rxe4 Ra3+ 68. Ke2 g3 1/2-1/2

[Event "Minsk Inautomarket op"]
[Site "Minsk"]
[Date "2006.07.17"]
[Round "8"]
[White "Stupak, Kirill"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "E67"]
[WhiteElo "2346"]
[BlackElo "2473"]
[PlyCount "48"]
[EventDate "2006.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BLR"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nbd7 7. Nc3 e5 8. dxe5 dxe5 9. b3 e4 10. Nd4 Re8 11. h3 c6 12. Qc2 Qe7 13. Rd1 a6 14. e3 h5 15. a4 a5 16. Ba3 Nc5 17. h4 Bg4 18. Rd2 Rad8 19. Rb1 Qe5 20. Nde2 Rd3 21. Nd4 Bh6 22. Nce2 Rxd2 23. Qxd2 Nd3 24. Nc1 Qxd4 0-1

[Event "Minsk Inautomarket op"]
[Site "Minsk"]
[Date "2006.07.16"]
[Round "7"]
[White "Sivokho, Sergey V"]
[Black "Mihajlovskij, Sergei"]
[Result "0-1"]
[ECO "C16"]
[WhiteElo "2473"]
[BlackElo "2429"]
[PlyCount "96"]
[EventDate "2006.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BLR"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Qd7 5. Bd2 b6 6. Bb5 c6 7. Ba4 a5 8. a3 Bf8 9. Nce2 Ba6 10. c3 Bb5 11. Bc2 a4 12. Nf3 c5 13. 0-0 Nc6 14. Re1 Na5 15. Nf4 Nc4 16. Bc1 cxd4 17. Nxd4 g6 18. Qf3 Ne7 19. h4 Bg7 20. h5 Nxe5 21. Qh3 0-0 22. hxg6 hxg6 23. Qh4 Nf5 24. Bxf5 exf5 25. Nh3 f6 26. Bh6 Rae8 27. Bxg7 Kxg7 28. Nf4 g5 29. Qg3 Kf7 30. Nh3 f4 31. Nxg5+ Kg6 32. Qxf4 fxg5 33. Qg3 Rf4 34. Rad1 Bc4 35. Re3 Nf7 36. Rde1 Rfe4 37. Rxe4 dxe4 38. Qe3 Qg4 39. Nc6 b5 40. Qc5 Qe6 41. Rd1 e3 42. f3 e2 43. Re1 Qd6 44. Qxd6+ Nxd6 45. Nd4 Nf5 46. Nc2 Ne3 47. Nb4 Nd1 48. Nc2 Nxb2 0-1

[Event "Minsk Inautomarket op"]
[Site "Minsk"]
[Date "2006.07.15"]
[Round "6"]
[White "Kurnosov, Igor"]
[Black "Sivokho, Sergey V"]
[Result "1-0"]
[ECO "C58"]
[WhiteElo "2540"]
[BlackElo "2473"]
[PlyCount "55"]
[EventDate "2006.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BLR"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 h6 9. Ne4 Nd5 10. Nbc3 Be6 11. Ba4 Be7 12. Qg3 0-0 13. d3 Nf4 14. Bxf4 exf4 15. Qxf4 f5 16. Ng3 Rb8 17. Bb3 Qd7 18. 0-0 Nxb3 19. axb3 Rb4 20. Qe5 Bd6 21. Qa5 Rb7 22. Rfe1 f4 23. Nge4 Rf5 24. Qa6 Bb8 25. d4 f3 26. g3 Qf7 27. Nc5 Rb6 28. Qd3 1-0

[Event "Minsk Inautomarket op"]
[Site "Minsk"]
[Date "2006.07.14"]
[Round "5"]
[White "Sivokho, Sergey V"]
[Black "Romanov, Evgeny"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2473"]
[BlackElo "2481"]
[PlyCount "116"]
[EventDate "2006.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BLR"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. Bb3 Ba7 7. 0-0 0-0 8. h3 d5 9. exd5 Nxd5 10. Re1 f6 11. Nbd2 Kh8 12. Nf1 Qd6 13. Ng3 Be6 14. d4 exd4 15. cxd4 Rfe8 16. a3 Bg8 17. Ne4 Qf8 18. Nc3 Rxe1+ 19. Nxe1 Rd8 20. Nf3 Bxd4 21. Nxd4 Nb6 22. Bxg8 Rxd4 23. Qh5 Kxg8 24. Be3 Rd8 25. Bxb6 cxb6 26. Rd1 Rxd1+ 27. Qxd1 b5 28. Qd5+ Qf7 29. Qd6 Qe7 30. Qd5+ Kf8 31. Qd2 h6 32. Ne2 Qd8 33. Qc2 Qd6 34. g3 g5 35. Nc3 Kg7 36. Qe4 Qe5 37. Qf3 f5 38. Kg2 Kg6 39. g4 a5 40. gxf5+ Qxf5 41. Qxf5+ Kxf5 42. Nxb5 Kf4 43. a4 Ne5 44. Nd6 b6 45. b3 h5 46. Nc8 Nd7 47. Nd6 Ke5 48. Nf7+ Kd4 49. Nxg5 Kc3 50. Kg3 Kxb3 51. Ne4 Kxa4 52. Kh4 Kb4 53. f4 a4 54. Nf2 a3 55. Nd3+ Kc3 56. Nc1 Kb2 57. Nd3+ Kb1 58. Nb4 a2 0-1

[Event "Minsk Inautomarket op"]
[Site "Minsk"]
[Date "2006.07.13"]
[Round "4"]
[White "Kislinsky, Alexey"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "2454"]
[BlackElo "2473"]
[PlyCount "90"]
[EventDate "2006.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BLR"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Bg2 d6 6. Be3 e5 7. Qd2 Be6 8. f4 Nf6 9. Nf3 Ng4 10. Bg1 exf4 11. gxf4 0-0 12. h3 Nf6 13. Be3 Re8 14. 0-0 Nh5 15. Qf2 f5 16. Ng5 Kh8 17. Nd5 h6 18. Nxe6 Rxe6 19. c3 Ne7 20. Bf3 Nf6 21. Nxf6 Bxf6 22. Qg2 Qc7 23. Bf2 Kh7 24. Kh1 Rg8 25. Rae1 b6 26. Bd1 b5 27. Rg1 Rg7 28. Qf1 Qc6 29. Qg2 Qc8 30. Bc2 a6 31. Qg3 Nc6 32. d4 Rxe4 33. Bxe4 fxe4 34. dxc5 Ne7 35. Rxe4 Nf5 36. Qg2 dxc5 37. Rd1 b4 38. Rc4 bxc3 39. bxc3 Rc7 40. Rg1 Qe8 41. Qf3 Qb5 42. Re4 Qc6 43. Qg2 Bxc3 44. Bxc5 Ng3+ 45. Kh2 Nxe4 0-1

[Event "Minsk Inautomarket op"]
[Site "Minsk"]
[Date "2006.07.12"]
[Round "3"]
[White "Sivokho, Sergey V"]
[Black "Lushenkov, Mikhail M"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2473"]
[BlackElo "2413"]
[PlyCount "103"]
[EventDate "2006.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BLR"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Qg4 f6 8. Nf3 c4 9. Be2 Nc6 10. Qg3 Qf7 11. h4 h5 12. a4 Nge7 13. Ba3 Qg6 14. Qxg6+ Nxg6 15. Bd6 Bd7 16. a5 Kf7 17. Kd2 Rag8 18. Rhb1 Bc8 19. g3 Nge7 20. Bc5 Nf5 21. Rh1 Bd7 22. Bf1 Ra8 23. Bh3 Nce7 24. Rab1 Bc8 25. Rhe1 Nc6 26. Re2 Kg6 27. Ra1 Bd7 28. Ne1 b6 29. axb6 axb6 30. Rxa8 Rxa8 31. Bxb6 Rb8 32. Bc5 fxe5 33. dxe5 Rb5 34. Bxf5+ Kxf5 35. Bd4 g5 36. hxg5 Kxg5 37. Re3 Ne7 38. Nf3+ Kg4 39. Nh4 Rb1 40. Rf3 Ng6 41. Rf7 Nxh4 42. Rf4+ Kg5 43. Rxh4 Be8 44. Rf4 h4 45. Rxh4 Bg6 46. Be3+ Kf5 47. Rh6 Be8 48. Bd4 Kg5 49. Rxe6 Bh5 50. Be3+ Kg4 51. Rh6 Rh1 52. e6 1-0

[Event "Minsk Inautomarket op"]
[Site "Minsk"]
[Date "2006.07.11"]
[Round "2"]
[White "Khamitskiy, Sergei"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "2295"]
[BlackElo "2473"]
[PlyCount "60"]
[EventDate "2006.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BLR"]
[SourceTitle "CBM 113 Extra"]
[Source "ChessBase"]
[SourceDate "2006.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 d6 5. a4 bxc4 6. Nc3 Nbd7 7. e4 Ba6 8. Nd2 Ne5 9. f4 Nd3+ 10. Bxd3 cxd3 11. 0-0 Qc7 12. Re1 Qb7 13. Qf3 Rd8 14. Nb5 Bxb5 15. axb5 Qxb5 16. Rxa7 c4 17. Qf2 e5 18. h3 Be7 19. Nf3 Nd7 20. fxe5 dxe5 21. Be3 Bb4 22. Rf1 0-0 23. Ng5 Nf6 24. Qh4 Bc5 25. Rxf6 Bxe3+ 26. Kh2 Bxg5 27. Qxg5 Qb8 28. Re7 Rd6 29. Rf2 Qd8 30. h4 h6 0-1

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2006.07.01"]
[Round "9"]
[White "Orlov, Nikolay I"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "D40"]
[WhiteElo "2279"]
[BlackElo "2469"]
[PlyCount "118"]
[EventDate "2006.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 e6 4. Nf3 a6 5. a3 d5 6. Nc3 Nc6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 0-0 10. Be2 dxc4 11. Bxc4 Qc7 12. Bd3 Rd8 13. Qe2 Bd7 14. Rc1 Rac8 15. 0-0 Qb8 16. Ne4 Nxe4 17. Bxe4 Be8 18. Bb1 h6 19. h3 Ne5 20. Nxe5 Bxe5 21. Rxc8 Rxc8 22. Rc1 Bc6 23. Bxe5 Qxe5 24. Rc5 Qf6 25. Qc2 Rd8 26. Kh2 g6 27. Ba2 Qe7 28. Bb3 Rd6 29. Ba4 Bxa4 30. Qxa4 Rd2 31. Rc2 Qd6+ 32. g3 b5 33. Qb3 Qd3 34. Qxd3 Rxd3 35. Ra2 Kg7 36. Kg2 Kf6 37. Kf3 Ke5 38. Ke2 Rb3 39. Kd2 Ke4 40. Ke2 h5 41. h4 e5 42. f3+ Kd5 43. Kd2 e4 44. Ke2 Ke5 45. Kf2 Rc3 46. Ke2 Rc1 47. Kf2 f6 48. fxe4 Kxe4 49. Rd2 Ke5 50. Rd3 g5 51. hxg5 fxg5 52. Kf3 g4+ 53. Ke2 Ra1 54. Rd8 Ra2+ 55. Kf1 Ke4 56. Rh8 Kf3 57. Ke1 Kxe3 58. Kd1 Rxa3 59. Rxh5 Kf3 0-1

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2006.06.30"]
[Round "8"]
[White "Sivokho, Sergey V"]
[Black "Kurilov, Viktor"]
[Result "1/2-1/2"]
[ECO "C24"]
[WhiteElo "2469"]
[BlackElo "2329"]
[PlyCount "105"]
[EventDate "2006.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 Be7 5. 0-0 d6 6. a4 0-0 7. Re1 Bg4 8. h3 Bh5 9. Bb3 Nbd7 10. c3 Nc5 11. Bc2 Ne6 12. Nbd2 Nd7 13. Nf1 Ng5 14. Bxg5 Bxg5 15. Ng3 Bg6 16. d4 Bf6 17. a5 Re8 18. d5 Qc7 19. c4 cxd5 20. cxd5 Rec8 21. Bd3 a6 22. Nd2 Qd8 23. Nc4 Be7 24. Qf3 Rc7 25. Rec1 Rac8 26. Rc3 Nf8 27. Nf1 Bg5 28. g3 h5 29. h4 Bh6 30. Raa3 Qe7 31. Be2 Nd7 32. b4 Nf6 33. Nfd2 Bxd2 34. Nxd2 Nxd5 35. Rxc7 Qxc7 36. Nc4 Nf6 37. Ra1 Bxe4 38. Qe3 Bd5 39. Nb6 Qc3 40. Rd1 Qxe3 41. fxe3 Rc2 42. Nxd5 Rxe2 43. Nxf6+ gxf6 44. Rxd6 Rxe3 45. Kf2 Rb3 46. Rb6 Kg7 47. Rxb7 Kg6 48. Kg2 Kf5 49. Rxf7 Rxb4 50. Ra7 Kg4 51. Rg7+ Kf5 52. Ra7 Kg4 53. Rg7+ 1/2-1/2

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2006.06.29"]
[Round "7"]
[White "Altshul, Raffael"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2291"]
[BlackElo "2469"]
[PlyCount "31"]
[EventDate "2006.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. g3 b5 5. Bg2 Bb7 6. d3 d6 7. 0-0 Nd7 8. Ng5 h6 9. Nh3 g6 10. f4 Ne7 11. Qe2 Bg7 12. f5 b4 13. fxe6 fxe6 14. Nb1 e5 15. Nd2 Nf6 16. Nc4 1/2-1/2

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2006.06.28"]
[Round "6"]
[White "Gritsenko, Andrey"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "2341"]
[BlackElo "2469"]
[PlyCount "59"]
[EventDate "2006.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. Nc3 d6 8. Nd5 Na5 9. Bg5 Nxb3 10. axb3 c6 11. Nxf6+ gxf6 12. Be3 Bxe3 13. fxe3 f5 14. exf5 Bxf5 15. 0-0 Bg6 16. d4 Qe7 17. Qd2 0-0 18. dxe5 dxe5 19. Qc3 Rfe8 20. b4 Rac8 21. Rf2 c5 22. bxc5 Rxc5 23. Qb4 Rxc2 24. Qxe7 Rxe7 25. Rxc2 Bxc2 26. Rxa6 Kg7 27. Rb6 Bd3 28. b3 f6 29. Ne1 Rd7 30. Kf2 1/2-1/2

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2006.06.27"]
[Round "5"]
[White "Sivokho, Sergey V"]
[Black "Smirnov, Sergei"]
[Result "1-0"]
[ECO "B89"]
[WhiteElo "2469"]
[BlackElo "2283"]
[PlyCount "63"]
[EventDate "2006.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 Be7 8. Qe2 0-0 9. 0-0-0 Bd7 10. Bb3 Na5 11. g4 Nxb3+ 12. axb3 Qa5 13. Kb1 Rfb8 14. g5 Ne8 15. h4 b5 16. Qg4 Qc7 17. h5 b4 18. Na4 Rc8 19. Rd2 Bf8 20. g6 Nf6 21. Qh4 Qb7 22. f3 e5 23. Rg2 exd4 24. Bxd4 fxg6 25. hxg6 h6 26. Bxf6 Bxa4 27. bxa4 b3 28. Qg4 gxf6 29. Qe6+ Kg7 30. Rxh6 bxc2+ 31. Rxc2 Rc5 32. Rh7+ 1-0

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2006.06.26"]
[Round "4"]
[White "Mukhin, Georgy"]
[Black "Sivokho, Sergey V"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "2340"]
[BlackElo "2469"]
[PlyCount "20"]
[EventDate "2006.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. c4 dxc4 6. Bxc4 Nf6 7. Qe2+ Qe7 8. Qxe7+ Bxe7 9. Bf4 c6 10. Nc3 Nbd7 1/2-1/2

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2006.06.25"]
[Round "3"]
[White "Sivokho, Sergey V"]
[Black "Turikov, Viktor"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2469"]
[BlackElo "2340"]
[PlyCount "107"]
[EventDate "2006.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. Bd3 Nf6 6. Bg5 h6 7. Bxf6 Bxc3+ 8. bxc3 Qxf6 9. 0-0 Nc6 10. e5 Qe7 11. Nd2 0-0-0 12. a4 d6 13. f4 g5 14. Be4 Kb8 15. Qf3 d5 16. Bd3 f5 17. exf6 Qxf6 18. Qe3 Rde8 19. Rae1 Re7 20. fxg5 Qxg5 21. Nf3 Qg4 22. Re2 h5 23. a5 Rg8 24. a6 Bc8 25. Bb5 Nd8 26. Ne5 Qg7 27. Qf4 Qh8 28. Rf3 Ka8 29. Ref2 Qh7 30. c4 dxc4 31. Rc3 c6 32. Nxc6 Rc7 33. Ne5 Qe7 34. Rxc4 Rxc4 35. Bxc4 b5 36. Bd3 Qd6 37. Bxb5 Qd5 38. c4 Qd6 39. h3 Rh8 40. Kh2 Rg8 41. g3 Rh8 42. Ng6 Qxf4 43. Rxf4 Rh6 44. Ne5 Rh8 45. Kg2 Kb8 46. g4 hxg4 47. hxg4 Kc7 48. g5 Rg8 49. g6 Kd6 50. Kf3 Ke7 51. Kg4 Rf8 52. Rxf8 Kxf8 53. Kh5 Kg7 54. Kg5 1-0

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2006.06.24"]
[Round "2"]
[White "Vunder, Yakov"]
[Black "Sivokho, Sergey V"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2244"]
[BlackElo "2469"]
[PlyCount "62"]
[EventDate "2006.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. e4 Nge7 7. Nge2 d6 8. 0-0 0-0 9. Rb1 b6 10. a3 Bb7 11. b4 Qd7 12. Be3 Nd4 13. Qd2 Rfe8 14. f4 f5 15. Bf2 Nec6 16. b5 Na5 17. Nxd4 cxd4 18. Ne2 e5 19. fxe5 fxe4 20. dxe4 Rac8 21. Qa2 Kh8 22. Bxd4 dxe5 23. Bc3 Nxc4 24. Rfd1 Qc7 25. Bb4 Bh6 26. Rd3 Ne3 27. Rc1 Qxc1+ 28. Nxc1 Rxc1+ 29. Kf2 Rc2+ 30. Qxc2 Nxc2 31. Rd7 Bc8 0-1

[Event "St Petersburg White Nights op"]
[Site "St Petersburg"]
[Date "2006.06.23"]
[Round "1"]
[White "Sivokho, Sergey V"]
[Black "Nikolaev, Yury"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "2469"]
[BlackElo "2110"]
[PlyCount "51"]
[EventDate "2006.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 112 Extra"]
[Source "ChessBase"]
[SourceDate "2006.07.14"]
[SourceVersion "1"]
[SourceVersionDate "2006.07.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. Rg1 Nc6 8. h4 h5 9. gxh5 Nxh5 10. Bg5 Nf6 11. Be2 a6 12. h5 Qb6 13. Nb3 Ng8 14. Qd2 Qc7 15. 0-0-0 Bd7 16. Kb1 Ne5 17. f4 Nc4 18. Qd4 b5 19. Nd2 d5 20. exd5 f6 21. Nxc4 Bc5 22. Qe4 f5 23. Qe5 Qxe5 24. Nxe5 b4 25. dxe6 Bxe6 26. Nb5 1-0

[Event "RUS-chT2 13th"]
[Site "Sochi"]
[Date "2006.04.27"]
[Round "8"]
[White "Pogromsky, Mikhail"]
[Black "Sivokho, Sergey V"]
[Result "1-0"]
[ECO "D41"]
[WhiteElo "2363"]
[BlackElo "2469"]
[PlyCount "171"]
[EventDate "2006.04.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 Nf6 4. e3 d5 5. d4 e6 6. cxd5 Nxd5 7. Bb5 Nxc3 8. bxc3 Bd7 9. 0-0 Be7 10. e4 0-0 11. Be3 Nxd4 12. Bxd7 Nxf3+ 13. gxf3 Qa5 14. Qb3 a6 15. Qxb7 Rab8 16. Qc6 Rb6 17. Qa4 Qxc3 18. Rab1 Rfb8 19. Rxb6 Rxb6 20. f4 Qd3 21. e5 Rb4 22. Qc6 Rb1 23. Rxb1 Qxb1+ 24. Kg2 Qg6+ 25. Kf1 Qd3+ 26. Ke1 g6 27. Qc8+ Kg7 28. Ba4 c4 29. Qb7 Bh4 30. Qb6 c3 31. Qd4 Qb1+ 32. Qd1 Qxa2 33. Bc2 Be7 34. Ke2 a5 35. Kf3 Qc4 36. Qd3 Qc7 37. Qe4 Bb4 38. Kg2 Qd8 39. h3 Qc7 40. Kh2 Qe7 41. Bb6 Qd7 42. Qd4 Qb5 43. Bd8 Kg8 44. Bf6 Qd5 45. Qxd5 exd5 46. Kg2 d4 47. e6 d3 48. Bxd3 fxe6 49. Bc2 Kf7 50. Be5 Ke7 51. Kf3 Kd7 52. Ba4+ Ke7 53. Ke4 Bc5 54. f3 Bb6 55. Bxc3 Kf7 56. Be5 Ke7 57. Kd3 Kf7 58. Kc4 Be3 59. Bc2 Bd2 60. Kb5 Bb4 61. Kc6 Ke7 62. Bc7 Bc3 63. Be5 Bb4 64. Kb5 Bd2 65. Kc4 Be3 66. Kd3 Bb6 67. Ke2 Kf7 68. Kf1 Be3 69. Kg2 Bb6 70. Kg3 Bc5 71. Kg4 Bb4 72. Bb3 Be7 73. Bc7 h5+ 74. Kg3 Bb4 75. Be5 Bc5 76. Kg2 Bb6 77. Kf1 Bd8 78. Ke2 Bb6 79. Kd3 Bf2 80. Kc4 Bg3 81. Kb5 g5 82. Kxa5 Bxf4 83. Bxf4 gxf4 84. Kb4 Kf6 85. h4 e5 86. Bc2 1-0

[Event "RUS-chT2 13th"]
[Site "Sochi"]
[Date "2006.04.26"]
[Round "7"]
[White "Sivokho, Sergey V"]
[Black "Chebotarev, Oleg"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "2469"]
[BlackElo "2493"]
[PlyCount "35"]
[EventDate "2006.04.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. g3 Qc7 7. Bg2 d6 8. 0-0 Bd7 9. Re1 Be7 10. Nxc6 Bxc6 11. a4 Nf6 12. a5 0-0 13. Be3 Nd7 14. Na4 Rae8 15. Nb6 f5 16. Nxd7 Qxd7 17. Qd3 fxe4 18. Bxe4 1/2-1/2

