[Event "Omsk Summer op"]
[Site "Omsk"]
[Date "2013.06.16"]
[Round "9"]
[White "Silchenko, Stepan"]
[Black "Usatchev, Sergei"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "1618"]
[BlackElo "1819"]
[PlyCount "32"]
[EventDate "2013.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 0-0 5. Bg2 c5 6. 0-0 Nc6 7. a3 Bxc3 8. bxc3 d6 9. d4 Qe7 10. h3 e5 11. d5 Nb8 12. Nd2 Nbd7 13. e4 g6 14. Qe2 Ne8 15. a4 a5 16. Kh2 Ng7 0-1

[Event "Omsk Summer op"]
[Site "Omsk"]
[Date "2013.06.15"]
[Round "8"]
[White "Usatchev, Sergei"]
[Black "Vasiljev, Artem"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1819"]
[BlackElo "1713"]
[PlyCount "72"]
[EventDate "2013.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. cxd5 cxd5 5. Qc2 Nc6 6. Bf4 e6 7. a3 Bd7 8. Nc3 a6 9. Rc1 Rc8 10. e3 Qa5 11. Bd3 b5 12. 0-0 Be7 13. b4 Qxa3 14. Ra1 Nxb4 15. Rxa3 Nxc2 16. Rb3 Nb4 17. Be2 Nh5 18. Be5 f6 19. g4 fxe5 20. dxe5 Nf6 21. exf6 gxf6 22. Kh1 e5 23. Nh4 Kf7 24. Rd1 Be6 25. Nb1 d4 26. Rb2 dxe3 27. fxe3 Rc2 28. Rd2 Rxd2 29. Nxd2 Rc8 30. Kg2 Nc2 31. Kf2 Ba3 32. Rb1 Ba2 33. Rd1 Rd8 34. Nf5 Bb2 35. Ne4 Rxd1 36. Bxd1 Nb4 0-1

[Event "Omsk Summer op"]
[Site "Omsk"]
[Date "2013.06.14"]
[Round "7"]
[White "Sosunov, Sergey"]
[Black "Usatchev, Sergei"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "1693"]
[BlackElo "1819"]
[PlyCount "62"]
[EventDate "2013.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. Bd3 Ngf6 8. Bg5 e6 9. 0-0 Be7 10. Re1 Bxd3 11. Qxd3 0-0 12. Rad1 Nd5 13. Bxe7 Qxe7 14. c4 Nc7 15. a3 Qf6 16. h4 Rad8 17. Qc2 Rfe8 18. Ng5 Qh6 19. Nf3 Nf6 20. Qc1 Qxc1 21. Rxc1 h6 22. Rcd1 a5 23. a4 Na6 24. Ne5 Nb4 25. Re2 Kf8 26. f3 Re7 27. Kf2 Ne8 28. Ne4 Nc7 29. Nd3 Ne8 30. b3 Rc7 31. Ke3 f6 0-1

[Event "Omsk Summer op"]
[Site "Omsk"]
[Date "2013.06.13"]
[Round "6"]
[White "Usatchev, Sergei"]
[Black "Sapan, Alexey"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "1819"]
[PlyCount "35"]
[EventDate "2013.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 Bb4 6. Qa4 Bxc3+ 7. bxc3 dxc4 8. Bxf6 Qxf6 9. Ne5 c5 10. e3 cxd4 11. cxd4 a6 12. Bxc4 Rb8 13. Nxd7 Bxd7 14. Qb4 Bc6 15. Bxa6 Bxg2 16. Bb5+ Bc6 17. Bxc6+ bxc6 18. Qxb8+ 1-0

[Event "Omsk Summer op"]
[Site "Omsk"]
[Date "2013.06.12"]
[Round "5"]
[White "Petrenko, Mikhail"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1666"]
[BlackElo "1819"]
[PlyCount "65"]
[EventDate "2013.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Bg5 Be7 7. Bd3 0-0 8. 0-0 h6 9. Be3 d6 10. Nc3 Be6 11. Nd2 Rc8 12. Qe2 Ng4 13. f3 Nxe3 14. Qxe3 Bg5 15. Qf2 Nd4 16. Nb3 Qb6 17. Kh1 Bxb3 18. axb3 a5 19. h4 Bd8 20. Bc4 Rxc4 21. bxc4 Qxb2 22. Nd5 Qxc2 23. Qxc2 Nxc2 24. Ra2 Nd4 25. h5 Ne6 26. Rb1 Nc5 27. Nb6 Re8 28. Rxa5 Bxb6 29. Rxb6 Rd8 30. Kg1 Kf8 31. Kf1 Ke7 32. Ke2 Ke6 33. Rxc5 1-0

[Event "Omsk Summer op"]
[Site "Omsk"]
[Date "2013.06.11"]
[Round "4"]
[White "Usatchev, Sergei"]
[Black "Osipov, Yury"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "1819"]
[BlackElo "1646"]
[PlyCount "39"]
[EventDate "2013.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. cxd5 Nxd5 6. Bxe7 Nxe7 7. Nf3 b6 8. e3 0-0 9. Qc2 Bb7 10. Be2 f5 11. 0-0 Nbc6 12. Ng5 Rf6 13. Rac1 Rg6 14. Nf3 Kh8 15. Rfd1 Nb4 16. Qb3 Nbd5 17. Ne5 Rxg2+ 18. Kxg2 Nxe3+ 19. Kg1 Qf8 20. fxe3 1-0

[Event "Omsk Summer op"]
[Site "Omsk"]
[Date "2013.06.10"]
[Round "3"]
[White "Rubtsov, Alexander"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2343"]
[BlackElo "1819"]
[PlyCount "61"]
[EventDate "2013.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. a3 b6 4. Nc3 Bb7 5. Bg5 Be7 6. Qc2 d5 7. cxd5 exd5 8. Nf3 Nbd7 9. e3 Rc8 10. Qf5 g6 11. Qh3 Ne4 12. Bh6 Bf8 13. Bd3 Qe7 14. 0-0 Bxh6 15. Qxh6 Qf8 16. Qf4 f5 17. Nb5 Ba6 18. Nxc7+ Rxc7 19. Qxc7 Bxd3 20. Rfc1 Qe7 21. Ne5 Nxe5 22. Qb8+ Kf7 23. Qxh8 Nc4 24. Qxh7+ Kf6 25. Qxe7+ Kxe7 26. b3 Na5 27. Rc7+ Kd6 28. Rxa7 Nxb3 29. Ra2 Nc1 30. Rb2 Ne2+ 31. Kf1 1-0

[Event "Omsk Summer op"]
[Site "Omsk"]
[Date "2013.06.09"]
[Round "2"]
[White "Riabinina, Margarita"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1703"]
[BlackElo "1819"]
[PlyCount "73"]
[EventDate "2013.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bg4 6. Be2 e6 7. h3 Bxf3 8. Bxf3 cxd4 9. cxd4 Bb4+ 10. Nc3 Nge7 11. 0-0 Rc8 12. Be3 0-0 13. Rc1 a6 14. a3 Bxc3 15. Rxc3 Na7 16. Qd3 Nb5 17. Rxc8 Qxc8 18. Rc1 Qd7 19. Bd2 Rc8 20. Rxc8+ Qxc8 21. Bb4 Nc6 22. Bc5 Qc7 23. a4 Nba7 24. Bd1 b6 25. Bd6 Qc8 26. Bc2 g6 27. b4 Kg7 28. h4 h5 29. g4 hxg4 30. Qd1 a5 31. bxa5 Nxa5 32. h5 gxh5 33. Qd3 Qg8 34. Be7 N7c6 35. Bf6+ Kf8 36. Qa6 g3 37. f3 1-0

[Event "Omsk Summer op"]
[Site "Omsk"]
[Date "2013.06.08"]
[Round "1"]
[White "Usatchev, Sergei"]
[Black "Shulaev, Evgeny"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1819"]
[PlyCount "58"]
[EventDate "2013.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Nf3 Nd7 6. Bf4 Be7 7. e3 Ngf6 8. h3 b5 9. Bd3 a5 10. Rc1 Nb6 11. Nxb5 cxb5 12. Bxb5+ Bd7 13. Bc7 Bb4+ 14. Nd2 Qe7 15. Bxb6 Bxb5 16. Bc5 Ne4 17. Bxe7 Bxd2+ 18. Qxd2 Nxd2 19. Kxd2 Kxe7 20. Rc5 Rhb8 21. b3 Kd6 22. Rhc1 Bd7 23. f3 f5 24. Kd3 a4 25. Rb1 Rb4 26. Kc3 Rab8 27. Ra5 axb3 28. Rxb3 Rc4+ 29. Kb2 Rbc8 0-1

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2013.02.17"]
[Round "9"]
[White "Budim, Vladimir"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "E53"]
[WhiteElo "2009"]
[BlackElo "1803"]
[PlyCount "56"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. a3 dxc4 7. Bxc4 Bxc3+ 8. bxc3 c5 9. Nf3 Qa5 10. Qc2 b5 11. Be2 b4 12. 0-0 Bb7 13. Ng5 Nc6 14. f4 h6 15. Nh3 Ne7 16. Nf2 Nfd5 17. Bd2 Nf5 18. Qc1 Nf6 19. Bf3 Bxf3 20. gxf3 Qc7 21. Qe1 Nh5 22. Ng4 Rad8 23. Qf2 Qe7 24. e4 Nh4 25. Ne5 Rd6 26. a4 a6 27. Rac1 Qf6 28. Qe3 Rc8 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2013.02.16"]
[Round "8"]
[White "Kirpichev, Sergey"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2205"]
[BlackElo "1803"]
[PlyCount "97"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Nbd7 5. 0-0 Bd6 6. c4 dxc4 7. Qa4 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bf4 0-0 11. Nbd2 h6 12. e4 Bxf4 13. gxf4 Rb8 14. Bh3 Nh5 15. f5 Nf4 16. Bg2 exf5 17. e5 g6 18. Rfe1 Nxg2 19. Kxg2 Re8 20. Rg1 Rc8 21. Kf1 Kh7 22. Qb3 Qe7 23. Re1 Nb6 24. h4 Bd5 25. Qe3 Nc4 26. Nxc4 Bxc4+ 27. Kg2 Bd5 28. Kh3 f6 29. Qf4 Bxf3 30. Qxf3 fxe5 31. Rxe5 Qf6 32. h5 g5 33. Rxf5 Qe6 34. d5 Qd7 35. Kh2 Re7 36. Rf6 Rg7 37. Qe4+ Kg8 38. Rxh6 Re8 39. Re6 Rf8 40. Rg2 Rf4 41. Qe5 Rh4+ 42. Kg1 Rxh5 43. f4 Qf7 44. Re8+ Kh7 45. Qe4+ Qg6 46. f5 Qb6+ 47. Rf2 Qf6 48. Re6 Rh4 49. Qg2 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2013.02.15"]
[Round "7"]
[White "Usatchev, Sergei"]
[Black "Barakin, Gennady"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "1803"]
[BlackElo "2017"]
[PlyCount "80"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. d5 Nb8 6. Bg5 a5 7. f4 b6 8. Bd3 Nd7 9. Rc1 Ngf6 10. h3 Nc5 11. Bb1 Ba6 12. b3 Bc8 13. Nf3 h6 14. Bh4 Bd7 15. 0-0 Nh5 16. Qd2 0-0 17. g4 Nf6 18. e5 Nh7 19. Rce1 dxe5 20. fxe5 Qe8 21. d6 exd6 22. exd6 Qb8 23. dxc7 Qxc7 24. Nd5 Qb7 25. Ne5 Bxe5 26. Rxe5 Be6 27. Qxh6 Bxd5 28. Re7 Qc6 29. cxd5 Qxd5 30. Bxg6 Qd4+ 31. Bf2 Qg7 32. Bxh7+ Qxh7 33. Qxh7+ Kxh7 34. Bxc5 bxc5 35. Rfxf7+ Rxf7 36. Rxf7+ Kg6 37. Rc7 a4 38. Rxc5 axb3 39. axb3 Ra2 40. b4 Rb2 1/2-1/2

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2013.02.14"]
[Round "6"]
[White "Karabut, Vladimir"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2065"]
[BlackElo "1803"]
[PlyCount "61"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. 0-0 Bd6 5. d3 0-0 6. b3 e5 7. Nfd2 Re8 8. Bb2 c6 9. e4 Qb6 10. c4 d4 11. h3 g5 12. Nf3 h6 13. Qe1 Nh7 14. Na3 c5 15. Qd2 a6 16. Nh2 Bc7 17. Qe2 Qg6 18. Bc1 Nc6 19. Bd2 Bd7 20. Nc2 Bd6 21. Kh1 Kh8 22. Rab1 a5 23. a4 Nd8 24. f4 f5 25. fxg5 hxg5 26. Rbe1 Ra7 27. Na3 Ra8 28. Nb5 Bb8 29. Rf2 f4 30. g4 Ra6 31. Bc1 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2013.02.13"]
[Round "5"]
[White "Usatchev, Sergei"]
[Black "Novikov, Viktor"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1803"]
[BlackElo "2043"]
[PlyCount "34"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bf4 a6 6. Nf3 Nc6 7. e3 e6 8. Be2 Bd6 9. Bxd6 Qxd6 10. 0-0 0-0 11. Rc1 b5 12. Nd2 Bb7 13. Nb3 Nd7 14. Bd3 g6 15. Nd2 Rac8 16. f4 f6 17. Nf3 Nb4 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2013.02.12"]
[Round "4"]
[White "Usatchev, Sergei"]
[Black "Sosunov, Sergey"]
[Result "1-0"]
[ECO "A60"]
[WhiteElo "1803"]
[BlackElo "1689"]
[PlyCount "61"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. d4 c5 2. d5 d6 3. c4 Nf6 4. Nc3 e6 5. e4 Be7 6. Bd3 0-0 7. f4 g6 8. e5 dxe5 9. fxe5 Nh5 10. Bh6 Re8 11. Nf3 a6 12. d6 Bf8 13. Qd2 Ng7 14. Ne4 Nd7 15. Bg5 Qb6 16. g4 Qb4 17. Nf6+ Nxf6 18. exf6 Bxd6 19. fxg7 Qxd2+ 20. Bxd2 Kxg7 21. Bc3+ e5 22. h3 Kg8 23. Be4 Rb8 24. 0-0-0 Bc7 25. Rhe1 Be6 26. b3 f6 27. Rd2 b6 28. g5 f5 29. Bc6 Red8 30. Bxe5 Rxd2 31. Bxc7 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2013.02.11"]
[Round "3"]
[White "Vasiljev, Artem"]
[Black "Usatchev, Sergei"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1713"]
[BlackElo "1803"]
[PlyCount "66"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. a3 b6 4. Nc3 Bb7 5. e3 c5 6. d5 exd5 7. cxd5 d6 8. Qa4+ Nbd7 9. e4 Be7 10. Nf3 0-0 11. Bd3 Re8 12. 0-0 a6 13. h3 Rc8 14. Bf4 b5 15. Qc2 c4 16. Be2 Nc5 17. Nd4 g6 18. Rad1 Nfd7 19. Bh2 Qa5 20. f4 Bf6 21. Bf3 Nd3 22. Rxd3 cxd3 23. Qxd3 Qb6 24. Rd1 Rc4 25. Nce2 Nc5 26. Qe3 Bxd5 27. Nb3 Bxe4 28. Nxc5 Qxc5 29. Qxc5 dxc5 30. Bxe4 Rcxe4 31. Nc3 Re1+ 32. Rxe1 Rxe1+ 33. Kf2 Bxc3 0-1

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2013.02.10"]
[Round "2"]
[White "Usatchev, Sergei"]
[Black "Pisjmeniuk, Artem"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "1803"]
[PlyCount "50"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Bf4 Bb7 5. e3 Ne4 6. a3 Be7 7. Bd3 d6 8. Qc2 f5 9. 0-0 0-0 10. h3 Qe8 11. Rd1 g5 12. Bh2 Qf7 13. Nbd2 Nxd2 14. Nxd2 Nd7 15. e4 f4 16. Be2 h5 17. Re1 e5 18. d5 Kg7 19. g3 Rh8 20. g4 hxg4 21. Bxg4 Nf6 22. f3 Nxg4 23. hxg4 Rh3 24. Re2 Rah8 25. Rae1 a6 0-1

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2013.02.09"]
[Round "1"]
[White "Manchenko, Vladimir"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2043"]
[BlackElo "1803"]
[PlyCount "89"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. e4 Nc6 4. f4 d6 5. Nf3 Bg4 6. Be2 Bxf3 7. Bxf3 Nd4 8. 0-0 e5 9. f5 h5 10. d3 Be7 11. Bg5 Qd7 12. Bxf6 Nxf3+ 13. Rxf3 Bxf6 14. Nd5 0-0-0 15. a3 Rdg8 16. b4 Bd8 17. Rb1 g5 18. bxc5 dxc5 19. Rb5 Qc6 20. Qa1 f6 21. a4 Rh7 22. Qa3 b6 23. a5 Kb8 24. Rf1 a6 25. Rb3 Rb7 26. Rfb1 b5 27. cxb5 Rxb5 28. Qa4 Rg7 29. Rxb5+ axb5 30. Qxb5+ Qxb5 31. Rxb5+ Ka7 32. Rxc5 Rf7 33. Kf1 Kb7 34. Ke2 Ka6 35. Nb4+ Kb7 36. Kd2 Rc7 37. a6+ Ka7 38. Rxc7+ Bxc7 39. Kc3 Bd6 40. Kc4 h4 41. h3 Bxb4 42. Kxb4 Kxa6 43. Kc5 Ka5 44. d4 exd4 45. Kxd4 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2012.03.25"]
[Round "9"]
[White "Usatchev, Sergei"]
[Black "Vasiljev, Artem"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1849"]
[BlackElo "1776"]
[PlyCount "79"]
[EventDate "2012.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5 Nbd7 6. f4 0-0 7. Nf3 h6 8. Bh4 c5 9. d5 Nxe4 10. Nxe4 Bxb2 11. Rb1 Qa5+ 12. Qd2 Qxd2+ 13. Nfxd2 Ba3 14. Rb3 Bb4 15. a3 Bxd2+ 16. Nxd2 Re8 17. Re3 f6 18. Bd3 Kg7 19. 0-0 g5 20. fxg5 hxg5 21. Bg3 Ne5 22. Bxe5 dxe5 23. Ne4 b6 24. h3 Bb7 25. Nc3 Ba6 26. a4 Rad8 27. Nb5 Bxb5 28. axb5 e6 29. dxe6 Rxe6 30. Be4 Red6 31. Bd5 Rxd5 32. cxd5 Rxd5 33. Ra3 Kg6 34. Rxa7 c4 35. Rc7 Rxb5 36. Rxc4 Rc5 37. Rxc5 bxc5 38. Rc1 Kf5 39. Rxc5 Ke4 40. Kf2 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2012.03.24"]
[Round "8"]
[White "Lunga, Oleg"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "B62"]
[WhiteElo "1709"]
[BlackElo "1849"]
[PlyCount "25"]
[EventDate "2012.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bb5 Bd7 7. Bg5 e6 8. Bxc6 bxc6 9. Qf3 Qb6 10. Bxf6 gxf6 11. Qxf6 Rg8 12. 0-0-0 Bg7 13. Qg5 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2012.03.23"]
[Round "7"]
[White "Usatchev, Sergei"]
[Black "Krivoshapko, Alexander"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1849"]
[BlackElo "2045"]
[PlyCount "76"]
[EventDate "2012.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 b5 2. Qd3 a6 3. a4 b4 4. c4 bxc3 5. Nxc3 e6 6. Bf4 Nf6 7. Nf3 Nc6 8. e4 Nb4 9. Qd1 Be7 10. Be2 0-0 11. 0-0 Bb7 12. Nd2 d5 13. e5 Nd7 14. Na2 Nxa2 15. Rxa2 c5 16. dxc5 Bxc5 17. Nb3 a5 18. Nxc5 Nxc5 19. Qd4 Ba6 20. Bxa6 Nxa6 21. Bd2 Rb8 22. Rc1 Nb4 23. Raa1 Qd7 24. f4 g6 25. Rc3 Rfc8 26. Rxc8+ Qxc8 27. Qc3 Qd8 28. Qh3 Qb6+ 29. Be3 d4 30. Bf2 Nc2 31. Rb1 Ne3 32. Bxe3 dxe3 33. Qh4 Qd4 34. Rc1 Qd2 35. Qe1 Rxb2 36. Qxd2 Rxd2 37. Kf1 Rf2+ 38. Ke1 Rxf4 0-1

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2012.03.20"]
[Round "5"]
[White "Zikunova, Valeria"]
[Black "Usatchev, Sergei"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "2029"]
[BlackElo "1849"]
[PlyCount "130"]
[EventDate "2012.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bb5 Bd7 7. 0-0 e6 8. Re1 Be7 9. Bxc6 Bxc6 10. e5 dxe5 11. Rxe5 Qb6 12. Nxc6 Qxc6 13. Bg5 Rd8 14. Qe2 0-0 15. Ne4 Kh8 16. Ng3 Rd7 17. Rd1 Rfd8 18. Rxd7 Qxd7 19. h3 h6 20. Be3 Bd6 21. Rb5 a6 22. Rb3 Bxg3 23. fxg3 Qd1+ 24. Qxd1 Rxd1+ 25. Kf2 Rd7 26. g4 Kg8 27. a4 Rc7 28. Kf3 Nd5 29. Bd4 f6 30. a5 e5 31. Be3 Kf7 32. c4 Ne7 33. Rb6 Nc6 34. b4 Ke8 35. Bd2 Kd7 36. b5 axb5 37. cxb5 Nd4+ 38. Ke3 Kc8 39. a6 Kb8 40. Ke4 Ka7 41. Ba5 Rd7 42. h4 Nb3 43. Rxb7+ Rxb7 44. axb7 Kxb7 45. Bb4 Nd4 46. Bf8 Ne6 47. Be7 Kb6 48. Kf5 Nf4 49. g3 Nd5 50. Bf8 Ne3+ 51. Ke4 Nxg4 52. Bxg7 h5 53. Bxf6 Nxf6+ 54. Kxe5 Ng8 55. Kf5 Kxb5 56. Kg5 Kc5 57. Kxh5 Kd5 58. Kg6 Ke6 59. g4 Ke7 60. Kg7 Nf6 61. g5 Nh5+ 62. Kh6 Ng3 63. h5 Kf8 64. Kg6 Kg8 65. h6 Ne4 1/2-1/2

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2012.03.19"]
[Round "4"]
[White "Usatchev, Sergei"]
[Black "Kislov, Leonid"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1849"]
[BlackElo "1883"]
[PlyCount "47"]
[EventDate "2012.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 c5 4. e3 Nf6 5. h3 Nc6 6. Be2 Qb6 7. b3 cxd4 8. exd4 Ne4 9. c3 Be7 10. 0-0 0-0 11. Nfd2 Nf6 12. Re1 Bd7 13. f3 Rae8 14. a4 h6 15. a5 Qd8 16. b4 b6 17. Nb3 bxa5 18. Nxa5 Nxa5 19. Rxa5 Qb6 20. Ra6 Qb7 21. Nd2 Ra8 22. Qb3 Bb5 23. Bxb5 Qxb5 24. Rea1 0-1

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2012.03.18"]
[Round "3"]
[White "Kislova, Valentina"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2058"]
[BlackElo "1849"]
[PlyCount "20"]
[EventDate "2012.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 Nxc3 5. bxc3 c5 6. g3 Nc6 7. Bg2 e5 8. e3 Be7 9. 0-0 0-0 10. Qc2 Bf5 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2012.03.17"]
[Round "2"]
[White "Toder, Alexander"]
[Black "Usatchev, Sergei"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "2072"]
[BlackElo "1849"]
[PlyCount "69"]
[EventDate "2012.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 e5 5. Bg2 Nxc3 6. bxc3 Bd6 7. Rb1 c6 8. Nf3 0-0 9. 0-0 Nd7 10. d4 h6 11. Nd2 Nb6 12. Ne4 exd4 13. Nxd6 Qxd6 14. cxd4 Rd8 15. Bb2 Nc4 16. Bc3 b5 17. Rxb5 cxb5 18. Bxa8 Bh3 19. Bg2 Bxg2 20. Kxg2 b4 21. Ba1 Qd5+ 22. Kg1 a5 23. Qb3 Qb5 24. a4 Qa6 25. Rc1 Nb6 26. Rc2 Rc8 27. e4 Rxc2 28. Qxc2 Qc4 29. Qd1 b3 30. d5 Nxa4 31. d6 Nc5 32. Bd4 Ne6 33. d7 Qb5 34. Bb2 Qb6 35. Bc1 1/2-1/2

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2012.03.15"]
[Round "1"]
[White "Usatchev, Sergei"]
[Black "Strizhachenko, Yuri"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1849"]
[BlackElo "2155"]
[PlyCount "35"]
[EventDate "2012.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. Bf4 Bf5 4. e3 e6 5. Bd3 Bxd3 6. Qxd3 Nd7 7. 0-0 Ngf6 8. b3 Be7 9. Nbd2 0-0 10. c4 Bb4 11. a3 Bxd2 12. Nxd2 Re8 13. Nf3 Ne4 14. Rfc1 f6 15. cxd5 exd5 16. Rc2 Qe7 17. Rac1 Kf7 18. b4 0-1

[Event "Omsk op"]
[Site "Omsk"]
[Date "2012.02.11"]
[Round "9"]
[White "Usatchev, Sergei"]
[Black "Breit, Nikolai"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1849"]
[BlackElo "1996"]
[PlyCount "97"]
[EventDate "2012.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b6 3. Bf4 Bb7 4. e3 d6 5. h3 Nbd7 6. Be2 g6 7. 0-0 Bg7 8. c4 0-0 9. Nc3 Nh5 10. Bh2 c5 11. Nh4 Nhf6 12. d5 a6 13. a4 Rb8 14. e4 Ne8 15. Qd2 Bc8 16. Bf4 Bd4 17. Nf3 Bf6 18. g4 Ne5 19. Nxe5 dxe5 20. Bg3 Ng7 21. g5 Bxh3 22. gxf6 exf6 23. Rfe1 Qd6 24. Qh6 Qd7 25. Kh2 Bg4 26. f3 Bh5 27. Qe3 Rfe8 28. Bf1 f5 29. Bh3 f6 30. exf5 Nxf5 31. Qe4 Kh8 32. Rg1 Re7 33. Qd3 Rg7 34. Raf1 Re8 35. Bf2 Reg8 36. Be3 Qd6 37. Ne4 Qf8 38. Bf2 Nd4 39. Bxd4 exd4 40. Be6 Qb8+ 41. Rg3 Rf8 42. Kg2 f5 43. Nf2 Qe5 44. Qd2 f4 45. Rh3 Qe3 46. Ne4 Bxf3+ 47. Rhxf3 Qxe4 48. Re1 Qxf3+ 49. Kxf3 1-0

[Event "Omsk op"]
[Site "Omsk"]
[Date "2012.02.10"]
[Round "8"]
[White "Usatchev, Sergei"]
[Black "Manchenko, Vladimir"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1849"]
[BlackElo "2053"]
[PlyCount "34"]
[EventDate "2012.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 g6 3. Bf4 Bg7 4. e4 c5 5. c3 cxd4 6. cxd4 Qb6 7. Qd2 Nc6 8. Be3 Bg4 9. Nc3 Bxf3 10. Nd5 Qd8 11. gxf3 e6 12. Nc3 a6 13. Be2 b5 14. 0-0 h6 15. Rac1 Nce7 16. Nxb5 axb5 17. Bxb5+ Kf8 0-1

[Event "Omsk op"]
[Site "Omsk"]
[Date "2012.02.09"]
[Round "7"]
[White "Kislov, Leonid"]
[Black "Usatchev, Sergei"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1920"]
[BlackElo "1849"]
[PlyCount "30"]
[EventDate "2012.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b4 e5 2. b5 a6 3. e3 d5 4. Bb2 Bd6 5. c4 Be6 6. c5 Bxc5 7. Bxe5 Nf6 8. Nf3 Nbd7 9. Bg3 axb5 10. Bxb5 c6 11. Be2 Ne4 12. Nc3 Nxc3 13. dxc3 Qa5 14. Qc2 Bf5 15. 0-0 Bxc2 0-1

[Event "Omsk op"]
[Site "Omsk"]
[Date "2012.02.07"]
[Round "6"]
[White "Usatchev, Sergei"]
[Black "Skokov, Boris"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "1849"]
[BlackElo "2026"]
[PlyCount "35"]
[EventDate "2012.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 Nc6 5. 0-0 d5 6. b3 Be7 7. Bb2 0-0 8. c4 b6 9. Nc3 Bb7 10. cxd5 Nxd5 11. Nxd5 Qxd5 12. e4 Qh5 13. Be2 Qg6 14. d5 exd5 15. exd5 Rad8 16. Bd3 Qh5 17. dxc6 Bxc6 18. Ne1 1-0

[Event "Omsk op"]
[Site "Omsk"]
[Date "2012.02.05"]
[Round "5"]
[White "Tastanov, Azamat"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "1636"]
[BlackElo "1849"]
[PlyCount "25"]
[EventDate "2012.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. e3 b6 6. a3 Bxd2+ 7. Nbxd2 a4 8. Bd3 Ba6 9. Qxa4 0-0 10. Qc2 Nc6 11. 0-0 d6 12. Ne4 h6 13. Rfd1 1-0

[Event "Omsk op"]
[Site "Omsk"]
[Date "2012.02.04"]
[Round "4"]
[White "Ivaneko, Alexander"]
[Black "Usatchev, Sergei"]
[Result "0-1"]
[ECO "E53"]
[BlackElo "1849"]
[PlyCount "88"]
[EventDate "2012.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 b6 9. 0-0 Ba6 10. cxd5 c4 11. Bc2 exd5 12. Nd2 Re8 13. Re1 Bb7 14. a4 Qc7 15. f3 Nbd7 16. e4 Re6 17. e5 Nh5 18. Nf1 g6 19. g4 Ng7 20. Bh6 f6 21. Bxg7 Kxg7 22. f4 fxe5 23. fxe5 Rf8 24. Ng3 Qd8 25. Rf1 Qg5 26. Qe2 Ree8 27. Rxf8 Rxf8 28. Rf1 Rxf1+ 29. Nxf1 Nf8 30. Qf3 Ne6 31. Ne3 Nf4 32. h3 Bc6 33. Kh2 Nd3 34. Kg3 Ne1 35. Qf4 Qxf4+ 36. Kxf4 Nxc2 37. Nxc2 a5 38. Ne3 Kf7 39. Kg5 Ke6 40. Kh6 Bxa4 41. Kxh7 Bb3 42. Kxg6 a4 43. h4 a3 44. h5 a2 0-1

[Event "Omsk op"]
[Site "Omsk"]
[Date "2012.02.02"]
[Round "3"]
[White "Usatchev, Sergei"]
[Black "Yaitskiy, Valeriy"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1849"]
[PlyCount "25"]
[EventDate "2012.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 b6 2. Nf3 Bb7 3. Bf4 Nf6 4. c4 e6 5. a3 d6 6. Nc3 h6 7. h3 Ne4 8. Qc2 f5 9. e3 Nd7 10. Be2 Ndf6 11. Bh2 g6 12. Nd2 Nxc3 13. bxc3 0-1

[Event "Omsk Rating"]
[Site "Omsk"]
[Date "2011.12.15"]
[Round "9"]
[White "Borisov, Sergey M"]
[Black "Usatchev, Sergei"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2048"]
[BlackElo "1856"]
[PlyCount "50"]
[EventDate "2011.12.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 Be7 5. Nbd2 b6 6. Bd3 Ba6 7. 0-0 Bxd3 8. cxd3 Nd5 9. Bxe7 Qxe7 10. dxc5 bxc5 11. Rc1 0-0 12. Ne4 d6 13. Qa4 h6 14. Rfd1 Rc8 15. d4 Nb6 16. Qa3 N8d7 17. dxc5 dxc5 18. Rd2 Rc7 19. Rdc2 Rac8 20. Nd4 a6 21. Nb3 Qh4 22. Nd6 Rd8 23. Nc4 Nxc4 24. Rxc4 Qh5 25. f3 Ne5 1/2-1/2

[Event "Omsk Rating"]
[Site "Omsk"]
[Date "2011.12.14"]
[Round "8"]
[White "Usatchev, Sergei"]
[Black "Silchenko, Stepan"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "1856"]
[BlackElo "1644"]
[PlyCount "59"]
[EventDate "2011.12.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Bf4 Bg7 4. e3 d6 5. h3 Nbd7 6. Nd2 0-0 7. Ngf3 Nh5 8. Bh2 Nb6 9. Qc2 Bd7 10. Bd3 f5 11. 0-0 c5 12. d5 Na4 13. Rab1 Rb8 14. Ng5 Nxb2 15. Rxb2 Bxb2 16. Qxb2 h6 17. Ngf3 a6 18. e4 b5 19. Qc2 f4 20. e5 Bf5 21. Nh4 Bxd3 22. Qxd3 dxe5 23. Nxg6 Rf6 24. Nxe5 Qd6 25. Ng4 Rg6 26. Ne4 Qb6 27. Nxc5 Rxg4 28. Nd7 Rxg2+ 29. Kxg2 bxc4 30. Qf5 1-0

[Event "Omsk Rating"]
[Site "Omsk"]
[Date "2011.12.12"]
[Round "7"]
[White "Ratushny, Grigory"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1949"]
[BlackElo "1856"]
[PlyCount "51"]
[EventDate "2011.12.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. c3 d6 5. d4 f5 6. exf5 Bxf5 7. Qb3 Na5 8. Qa4+ c6 9. Be2 b5 10. Qd1 e4 11. Nfd2 d5 12. b4 Nb7 13. a4 a6 14. Nf1 Nf6 15. Bf4 0-0 16. Ne3 Bg6 17. 0-0 Nd7 18. Bg3 Nd6 19. Nd2 Nb6 20. a5 Nd7 21. Nb3 Ne8 22. Nc5 Nxc5 23. bxc5 Nf6 24. Ng4 Nd7 25. f4 exf3 26. Bxf3 1-0

[Event "Omsk Rating"]
[Site "Omsk"]
[Date "2011.12.11"]
[Round "6"]
[White "Usatchev, Sergei"]
[Black "Skokov, Boris"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "1856"]
[BlackElo "2061"]
[PlyCount "68"]
[EventDate "2011.12.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. dxc5 a5 4. Nc3 e6 5. Na4 Na6 6. Nb6 Ra7 7. Bg5 Bxc5 8. Bxf6 Qxb6 9. Bd4 0-0 10. e3 f5 11. Be2 d6 12. 0-0 Nc7 13. c4 Bxd4 14. Qxd4 Qxd4 15. Nxd4 e5 16. Nb5 Nxb5 17. cxb5 Be6 18. Rfc1 Raa8 19. Rc3 Rfc8 20. Rac1 Rxc3 21. Rxc3 Rc8 22. Rxc8+ Bxc8 23. Bc4+ Kf8 24. b6 Ke7 25. Bd5 g5 26. f3 h6 27. Kf2 f4 28. a3 Kf6 29. Ke2 g4 30. fxg4 Bxg4+ 31. Kf2 fxe3+ 32. Kxe3 Bc8 33. Bf3 Kg5 34. g3 Kf6 1/2-1/2

[Event "Omsk Rating"]
[Site "Omsk"]
[Date "2011.12.07"]
[Round "4"]
[White "Usatchev, Sergei"]
[Black "Tipikin, Ivan"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1856"]
[BlackElo "1772"]
[PlyCount "76"]
[EventDate "2011.12.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Bxd6 Qxd6 6. c3 Nbd7 7. Bd3 b6 8. Nbd2 Bb7 9. 0-0 0-0 10. Qe2 c5 11. Ba6 Bxa6 12. Qxa6 Qc7 13. b3 Qc8 14. Qd3 Qb7 15. Ne1 Ne8 16. f4 f5 17. Nef3 Nef6 18. Qe2 Rac8 19. Rac1 Rfe8 20. Ne5 Ne4 21. Nxd7 Qxd7 22. Nf3 g6 23. Ne5 Qb7 24. Rf3 Re7 25. Qe1 Rg7 26. Rh3 Qe7 27. Nd3 cxd4 28. exd4 Qf6 29. Ne5 g5 30. Qe3 g4 31. Rh5 b5 32. c4 bxc4 33. Nd3 Rgc7 34. Rg5+ Kh8 35. bxc4 Rxc4 36. Rxc4 Rxc4 37. Ne5 Rc3 38. Qe1 Rc2 0-1

[Event "Omsk Rating"]
[Site "Omsk"]
[Date "2011.12.05"]
[Round "3"]
[White "Usatchev, Sergei"]
[Black "Golovko, Evgenij"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1856"]
[BlackElo "2215"]
[PlyCount "87"]
[EventDate "2011.12.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Bf4 d6 4. c3 Nf6 5. h3 b6 6. e3 0-0 7. Nbd2 a5 8. a4 Nbd7 9. Bc4 Ba6 10. Qe2 Bxc4 11. Qxc4 Rc8 12. 0-0 c6 13. Rfb1 Re8 14. Qb3 h6 15. Rd1 e5 16. dxe5 dxe5 17. Bg3 Qe7 18. Nc4 Qe6 19. Qa2 Ne4 20. Rxd7 Qxd7 21. Nxb6 Qc7 22. Nxc8 Nxg3 23. fxg3 e4 24. Nh2 Rxc8 25. Nf1 Rb8 26. Rd1 Qb7 27. Rd2 Kh7 28. Qc4 Re8 29. g4 Qc7 30. Rf2 Re7 31. Nd2 Qb6 32. Nf1 Kg8 33. b4 Be5 34. g3 Bg7 35. Kg2 axb4 36. cxb4 Rb7 37. Qxe4 Qxb4 38. Qe8+ Bf8 39. Qxc6 Ra7 40. Rf4 Qa3 41. Qd5 Bc5 42. Qe4 Re7 43. Qa8+ Kg7 44. Rf3 1-0

[Event "Omsk Rating"]
[Site "Omsk"]
[Date "2011.12.04"]
[Round "2"]
[White "Toder, Alexander"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2081"]
[BlackElo "1856"]
[PlyCount "123"]
[EventDate "2011.12.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. 0-0 d6 5. c3 Bg4 6. Na3 Nf6 7. Re1 0-0 8. Bf1 d5 9. exd5 Nxd5 10. Nc4 Bf6 11. h3 Bh5 12. g4 Bg6 13. Nfxe5 Nxe5 14. Nxe5 Bxe5 15. Rxe5 Re8 16. Rxe8+ Qxe8 17. d4 Qe7 18. Qb3 Be4 19. Bd2 Qf6 20. Bg2 Bxg2 21. Kxg2 Qc6 22. Kg1 Re8 23. Qd1 Qf6 24. b3 Re6 25. c4 Nf4 26. Bxf4 Qxf4 27. Rc1 Qe4 28. Rc3 Qe1+ 29. Qxe1 Rxe1+ 30. Kg2 Ra1 31. Rc2 Kf8 32. Re2 f6 33. a4 Kf7 34. Re3 Kf8 35. Kf3 Kf7 36. Ke4 Ke6 37. d5+ Kd6 38. Kd4 Kd7 39. f4 b6 40. Kc3 a5 41. Kd4 Rf1 42. f5 Rf4+ 43. Kc3 Rf1 44. b4 Rc1+ 45. Kd4 axb4 46. Rb3 Rh1 47. Rxb4 Rxh3 48. c5 Ra3 49. Kc4 g6 50. fxg6 hxg6 51. cxb6 cxb6 52. Kb5 Rd3 53. Kxb6 Rxd5 54. a5 Kc8 55. Rc4+ Kb8 56. Re4 Rd6+ 57. Kc5 Ra6 58. Kb5 Rd6 59. a6 Rd2 60. Kc5 Ka7 61. Re6 f5 62. g5 1-0

[Event "Omsk Rating"]
[Site "Omsk"]
[Date "2011.12.02"]
[Round "1"]
[White "Radchenko, Marina"]
[Black "Usatchev, Sergei"]
[Result "0-1"]
[ECO "B15"]
[BlackElo "1856"]
[PlyCount "68"]
[EventDate "2011.12.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 g6 5. Nf3 Bg4 6. Be2 Nd7 7. h3 Bxf3 8. Bxf3 Ngf6 9. 0-0 Bg7 10. Re1 0-0 11. c3 Qc7 12. Bg5 Rfe8 13. Bh4 Bh6 14. Qc2 Nxe4 15. Rxe4 Nf6 16. Bg3 Qb6 17. Re5 e6 18. Rae1 Rad8 19. a4 a5 20. h4 Bg7 21. h5 Nd5 22. R5e2 c5 23. dxc5 Qxc5 24. Be5 Qf8 25. Qb3 Bxe5 26. Rxe5 Nf4 27. Rxa5 Nd3 28. Re3 Rd7 29. Qc2 Red8 30. Rb5 Nc5 31. b4 Rd2 32. Qc1 Nxa4 33. Re1 Nb2 34. Be2 Rxe2 0-1

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2011.11.25"]
[Round "9"]
[White "Usatchev, Sergei"]
[Black "Bereziy, Petr"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "1880"]
[BlackElo "1746"]
[PlyCount "88"]
[EventDate "2011.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d6 4. e4 Nbd7 5. Bg5 Bg7 6. f4 0-0 7. Nf3 h6 8. Bh4 c6 9. Bd3 Qb6 10. Qd2 Re8 11. Na4 Qa6 12. b3 b5 13. cxb5 cxb5 14. Nc3 Qb7 15. b4 a6 16. 0-0 e5 17. fxe5 dxe5 18. d5 Nh5 19. Bf2 Nf4 20. Bc2 Nb6 21. Bxb6 Qxb6+ 22. Kh1 Qd6 23. a3 Bd7 24. Ne2 Rac8 25. Rac1 Nxe2 26. Qxe2 Rc3 27. Ra1 Rec8 28. Ra2 Bg4 29. h3 Bd7 30. Ne1 Bf6 31. Qf2 Kg7 32. h4 Qe7 33. g3 Bh3 34. Ng2 g5 35. Kh2 g4 36. Re1 Rf3 37. Qd2 Bxg2 38. Kxg2 Rcc3 39. Rf1 Rxg3+ 40. Kf2 Qa7+ 41. Ke1 Rg1 42. Bd3 Bxh4+ 43. Kd1 Qd4 44. Be2 Bg5 0-1

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2011.11.23"]
[Round "8"]
[White "Manchenko, Vladimir"]
[Black "Usatchev, Sergei"]
[Result "1/2-1/2"]
[ECO "C62"]
[WhiteElo "2074"]
[BlackElo "1880"]
[PlyCount "37"]
[EventDate "2011.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Nc3 Be7 5. a3 a6 6. Bc4 b5 7. Ba2 Nf6 8. 0-0 0-0 9. d3 Bd7 10. Bg5 Rb8 11. Nd5 Nxd5 12. exd5 Bxg5 13. dxc6 Bxc6 14. c3 Bf4 15. Re1 Qf6 16. Qe2 Qh6 17. g3 Bg5 18. Nxg5 Qxg5 19. Qe3 1/2-1/2

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2011.11.20"]
[Round "6"]
[White "Usatchev, Sergei"]
[Black "Silchenko, Stepan"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1880"]
[BlackElo "1644"]
[PlyCount "13"]
[EventDate "2011.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5 0-0 6. f4 e5 7. dxe5 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2011.11.19"]
[Round "5"]
[White "Sannikov, Ilya"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1865"]
[BlackElo "1880"]
[PlyCount "57"]
[EventDate "2011.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 g6 6. h3 Nh6 7. Nf3 Bf5 8. 0-0 Bxd3 9. Qxd3 Bg7 10. Ne5 Rc8 11. Bf4 0-0 12. Nd2 f6 13. Nxc6 Rxc6 14. Rfe1 Nf7 15. Nf3 Re8 16. Qd2 e5 17. dxe5 fxe5 18. Bg3 Qa5 19. Rad1 Rd6 20. Qc2 Qd8 21. Re2 Qd7 22. Qb3 a6 23. Red2 Qe7 24. Rxd5 Rxd5 25. Rxd5 e4 26. Ne5 Bxe5 27. Rxe5 Qd7 28. Rxe8+ Qxe8 29. Qxb7 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2011.11.18"]
[Round "4"]
[White "Usatchev, Sergei"]
[Black "Ledovskih, Viktor"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "1880"]
[BlackElo "1697"]
[PlyCount "13"]
[EventDate "2011.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. g3 Bb7 4. Nf3 Nf6 5. Bg5 Be7 6. Qc2 d6 7. Nbd2 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2011.11.17"]
[Round "3"]
[White "Miroshnichenko, Yuri"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "1921"]
[BlackElo "1880"]
[PlyCount "71"]
[EventDate "2011.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. e3 b6 6. Bd3 Bb7 7. 0-0 0-0 8. Nc3 d5 9. Rc1 Ba6 10. Nb1 dxc4 11. Bxc4 Bxc4 12. Rxc4 Qd6 13. Qc2 Bxd2 14. Nbxd2 Na6 15. a3 h6 16. Rc6 Qe7 17. Ne5 Nd5 18. Ndf3 b5 19. Qd3 Rfb8 20. Rfc1 Rb7 21. Nd2 a4 22. Qe2 Nb8 23. R6c5 b4 24. e4 bxa3 25. bxa3 Nb6 26. Qf3 Na6 27. R5c3 Nb8 28. h3 Na6 29. Nc6 Qg5 30. Nf1 Nd7 31. e5 Kf8 32. Nd8 Qxd8 33. Qxb7 c5 34. dxc5 Naxc5 35. Rxc5 Nxc5 36. Rxc5 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2011.11.15"]
[Round "2"]
[White "Usatchev, Sergei"]
[Black "Sosunov, Sergey"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1880"]
[BlackElo "1729"]
[PlyCount "23"]
[EventDate "2011.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 a6 6. cxd5 exd5 7. Bd3 Bg4 8. Qc2 Nbd7 9. f4 h6 10. Bxf6 Bxf6 11. f5 Qe7 12. Nxd5 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2011.11.13"]
[Round "1"]
[White "Vorvul, Sergey"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1967"]
[BlackElo "1880"]
[PlyCount "71"]
[EventDate "2011.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Bb5 Bg4 7. 0-0 e6 8. Re1 Rc8 9. h3 Bxf3 10. Qxf3 Be7 11. Ne2 0-0 12. c3 e5 13. dxe5 Nxe5 14. Qf5 Nc4 15. Ba4 Nd6 16. Qe5 Nde4 17. Nd4 g6 18. Qf4 Nh5 19. Qf3 Bc5 20. Be3 Ng7 21. Rad1 Qe7 22. Bb3 Rcd8 23. Nc2 Bxe3 24. Nxe3 Ng5 25. Qg4 h5 26. Qd4 N7e6 27. Qxa7 Ra8 28. Qb6 Ra6 29. Qb5 Nxh3+ 30. gxh3 Qg5+ 31. Kf1 Qh4 32. Qxd5 Nf4 33. Qf3 Rf6 34. Ng2 Qg5 35. Nxf4 Rxf4 36. Qg2 1-0

[Event "Omsk CC-ch final"]
[Site "Omsk"]
[Date "2011.09.10"]
[Round "11"]
[White "Usatchev, Sergei"]
[Black "Riabinina, Margarita"]
[Result "0-1"]
[ECO "A60"]
[WhiteElo "1856"]
[BlackElo "1728"]
[PlyCount "78"]
[EventDate "2011.08.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 d6 5. e4 e5 6. Bd3 Nbd7 7. Nge2 a6 8. 0-0 g6 9. Bg5 Bg7 10. a4 0-0 11. Qd2 Re8 12. h3 Qc7 13. a5 h5 14. Ra3 Nh7 15. Be3 Bf6 16. Rfa1 Be7 17. Ng3 h4 18. Nge2 Kh8 19. Na4 Rg8 20. g4 hxg3 21. fxg3 Rb8 22. Nac3 Ndf8 23. Kg2 g5 24. Rf1 Qd7 25. Ng1 Bd8 26. Be2 f6 27. Bg4 Qg7 28. Bf5 Ng6 29. Kh2 Nhf8 30. Qg2 Ne7 31. Qf3 Nxf5 32. exf5 Qh7 33. g4 Rg7 34. Ne4 Be7 35. Ne2 b5 36. axb6 Rxb6 37. b3 Qg8 38. N2g3 Rh7 39. Bd2 Rb8 0-1

[Event "Omsk CC-ch final"]
[Site "Omsk"]
[Date "2011.09.08"]
[Round "10"]
[White "Vorvul, Sergey"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1978"]
[BlackElo "1856"]
[PlyCount "67"]
[EventDate "2011.08.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 g6 3. Bc4 Bg7 4. Nge2 b5 5. Bb3 a5 6. a4 b4 7. Nb1 Ba6 8. d3 d5 9. Nd2 e6 10. 0-0 Nd7 11. Re1 Ngf6 12. Ng3 Qc7 13. d4 dxe4 14. Ndxe4 0-0 15. c3 Rab8 16. c4 Nb6 17. Nxf6+ Bxf6 18. Ne4 Bg7 19. c5 Nc8 20. Be3 Ne7 21. Qf3 Nd5 22. Rad1 Nxe3 23. fxe3 Rbd8 24. Nd6 Bc8 25. Rf1 Rd7 26. h4 h6 27. h5 g5 28. Qe4 Re7 29. Rd2 f5 30. Nxf5 Ree8 31. Rdf2 Kh8 32. Nd6 Rxf2 33. Rxf2 Re7 34. Bc2 1-0

[Event "Omsk CC-ch final"]
[Site "Omsk"]
[Date "2011.09.05"]
[Round "9"]
[White "Krivoshapko, Alexander"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2041"]
[BlackElo "1856"]
[PlyCount "65"]
[EventDate "2011.08.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 d5 3. Bxe5 Nc6 4. Bb2 Nxb4 5. e3 Nf6 6. Nf3 Bd6 7. Nc3 a6 8. a3 Nc6 9. Ne2 0-0 10. Ng3 h6 11. c4 Be6 12. cxd5 Bxg3 13. hxg3 Bxd5 14. Qc2 Be4 15. d3 Bh7 16. Be2 Re8 17. Qc3 Re6 18. g4 Qf8 19. g5 Nd5 20. Qc4 Qd6 21. gxh6 Nxe3 22. fxe3 Qg3+ 23. Kf1 Rg6 24. Rh2 Rg4 25. Qc3 Re8 26. Qe1 Qd6 27. hxg7 Rxe3 28. Rxh7 Kxh7 29. g8Q+ Kxg8 30. Qc3 f6 31. Qxf6 Qxf6 32. Bxf6 Re6 33. Bc3 1-0

[Event "Omsk CC-ch final"]
[Site "Omsk"]
[Date "2011.09.04"]
[Round "8"]
[White "Usatchev, Sergei"]
[Black "Bereziy, Petr"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1856"]
[BlackElo "1779"]
[PlyCount "121"]
[EventDate "2011.08.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nf6 5. Bg5 h6 6. Bh4 0-0 7. f4 c6 8. Be2 Qa5 9. Qd2 e5 10. fxe5 dxe5 11. d5 cxd5 12. cxd5 Kh7 13. h3 Nbd7 14. a3 a6 15. Nf3 b5 16. b4 Qd8 17. 0-0 g5 18. Bf2 Nh5 19. g3 Kh8 20. Kg2 f5 21. exf5 Rxf5 22. Bd3 Rf8 23. Rac1 Nb6 24. Bg6 Nc4 25. Qe2 g4 26. Nh4 Qxh4 27. gxh4 Nf4+ 28. Kh2 Nxe2 29. Nxe2 gxh3 30. Bc5 Rxf1 31. Rxf1 Bg4 32. Ng3 Nd2 33. Be4 Nxf1+ 34. Nxf1 Rc8 35. Ne3 Bd7 36. d6 Bf6 37. Bf5 Bxf5 38. Nxf5 Kh7 39. Kxh3 e4 40. Kg4 Re8 41. Kf4 Kg6 42. h5+ Kxh5 43. Ng3+ Kh4 44. Nf5+ Kh5 45. Ng3+ Kg6 46. Nxe4 Be5+ 47. Kg4 h5+ 48. Kh4 Bf4 49. Nc3 Bc1 50. Nd5 Bb2 51. Bb6 Rh8 52. d7 Bf6+ 53. Nxf6 Kxf6 54. d8Q+ Rxd8 55. Bxd8+ Kg6 56. Bg5 Kf5 57. Kxh5 Ke4 58. Bd8 Kd4 59. Kg5 Kc4 60. Kf5 Kb3 61. Ba5 1-0

[Event "Omsk CC-ch final"]
[Site "Omsk"]
[Date "2011.09.03"]
[Round "7"]
[White "Skokov, Boris"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2061"]
[BlackElo "1856"]
[PlyCount "39"]
[EventDate "2011.08.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 g6 5. Bc4 Bg7 6. Nf3 Bg4 7. Bxf7+ Kf8 8. Bb3 Bf6 9. c3 Nd7 10. h3 Bxf3 11. Qxf3 h6 12. 0-0 Qa5 13. Qg4 Qf5 14. Qxf5 gxf5 15. Ng3 Kg7 16. Nxf5+ Kg6 17. Bc2 Kf7 18. Re1 Nb6 19. Bf4 Rd8 20. Be5 1-0

[Event "Omsk CC-ch final"]
[Site "Omsk"]
[Date "2011.08.31"]
[Round "6"]
[White "Usatchev, Sergei"]
[Black "Dobrovolsky, Gennady"]
[Result "1/2-1/2"]
[ECO "E37"]
[WhiteElo "1856"]
[BlackElo "2056"]
[PlyCount "44"]
[EventDate "2011.08.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Ne4 7. Qc2 0-0 8. Nf3 b6 9. cxd5 exd5 10. Bf4 c5 11. dxc5 bxc5 12. Rd1 Bb7 13. g3 Qa5+ 14. Nd2 Nxd2 15. Bxd2 Qb6 16. Bg2 d4 17. Bxb7 Qxb7 18. 0-0 Nd7 19. f3 Rfe8 20. Bf4 Rac8 21. Qd2 Nb6 22. Rb1 Nd5 1/2-1/2

[Event "Omsk CC-ch final"]
[Site "Omsk"]
[Date "2011.08.28"]
[Round "5"]
[White "Tastanov, Azamat"]
[Black "Usatchev, Sergei"]
[Result "0-1"]
[ECO "E11"]
[BlackElo "1856"]
[PlyCount "33"]
[EventDate "2011.08.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 a5 5. e3 0-0 6. Bd3 b6 7. Nf3 Bb7 8. a3 Bxc3 9. Bxc3 Ne4 10. Qc2 f5 11. b4 Nxc3 12. Qxc3 axb4 13. axb4 Rxa1+ 14. Qxa1 Bxf3 15. gxf3 Nc6 16. b5 Nb4 17. Kd2 0-1

[Event "Omsk CC-ch final"]
[Site "Omsk"]
[Date "2011.08.27"]
[Round "4"]
[White "Usatchev, Sergei"]
[Black "Musagulov, Alexey"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1856"]
[PlyCount "69"]
[EventDate "2011.08.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 Bb7 5. Nc3 Qa5 6. Bd2 Qb6 7. e4 d6 8. Bc4 Nbd7 9. f4 a6 10. Na4 Qd8 11. b6 Nxe4 12. Ba5 Nef6 13. Qe2 Rb8 14. Rd1 Ra8 15. Nf3 g6 16. 0-0 Bh6 17. Ne1 0-0 18. Nc2 Bg7 19. Rf2 Nh5 20. g4 Nhf6 21. h3 Re8 22. Kh2 Nf8 23. Qd3 Qd7 24. Nc3 Qd8 25. Re1 Kh8 26. Rfe2 Ng8 27. Na4 Qd7 28. Nc3 Qd8 29. g5 Qd7 30. Bb3 Red8 31. Ne3 Qc8 32. Ne4 Nd7 33. Bc3 Bxc3 34. Qxc3+ f6 35. Ng4 1-0

[Event "Omsk CC-ch final"]
[Site "Omsk"]
[Date "2011.08.24"]
[Round "3"]
[White "Patrashov, Edisher"]
[Black "Usatchev, Sergei"]
[Result "0-1"]
[ECO "B12"]
[BlackElo "1856"]
[PlyCount "90"]
[EventDate "2011.08.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bg4 6. Bb5 Qb6 7. Bxc6+ Qxc6 8. Nbd2 cxd4 9. cxd4 e6 10. h3 Bf5 11. 0-0 Bd3 12. Re1 Bb4 13. a3 Ba5 14. b4 Bc2 15. Qe2 Bb6 16. Bb2 Ba4 17. Rac1 Qd7 18. Rc3 Ne7 19. Rec1 0-0 20. Nb3 Bb5 21. Qc2 Ba4 22. Qd3 Bb5 23. Qb1 Ng6 24. Nc5 Qe7 25. Qa1 a6 26. a4 Be2 27. a5 Bd8 28. Re3 Bb5 29. Ra3 Re8 30. Rcc3 Nf8 31. Qd1 Ra7 32. Bc1 h6 33. g4 Nh7 34. Nh2 Ng5 35. Rc2 Ne4 36. f3 Nxc5 37. bxc5 f6 38. Bf4 Qd7 39. Qe1 Ra8 40. Nf1 Bc7 41. Nd2 Rf8 42. Qe3 g5 43. Bh2 f5 44. h4 f4 45. Qe1 Bd8 0-1

[Event "Omsk CC-ch final"]
[Site "Omsk"]
[Date "2011.08.21"]
[Round "2"]
[White "Glushakov, Andrey"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "B15"]
[BlackElo "1856"]
[PlyCount "81"]
[EventDate "2011.08.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 g6 5. Nf3 Nd7 6. Bc4 Ngf6 7. Neg5 e6 8. Qe2 Nb6 9. Bb3 Bg7 10. 0-0 0-0 11. c3 Nbd5 12. a4 a5 13. Ne5 h6 14. Ne4 Nxe4 15. Qxe4 Nf6 16. Qh4 Nd7 17. Qg3 Nxe5 18. dxe5 Qc7 19. Re1 b5 20. Bf4 Ba6 21. Rad1 Rfd8 22. h4 Rxd1 23. Rxd1 Rd8 24. Qe3 Rxd1+ 25. Bxd1 Qd8 26. Bf3 Qxh4 27. g3 Qd8 28. Bxh6 Bxh6 29. Qxh6 Qd3 30. Bxc6 bxa4 31. Qc1 Qf5 32. Qe1 Bc4 33. Bg2 Qc2 34. Qe4 Qc1+ 35. Kh2 Qh6+ 36. Kg1 Qc1+ 37. Kh2 Bd5 38. Qxa4 Qh6+ 39. Qh4 Qxh4+ 40. gxh4 Bc4 41. Kg3 1-0

[Event "Omsk CC-ch final"]
[Site "Omsk"]
[Date "2011.08.20"]
[Round "1"]
[White "Usatchev, Sergei"]
[Black "Pozdniakov, Vladimir"]
[Result "0-1"]
[ECO "A56"]
[WhiteElo "1856"]
[BlackElo "2152"]
[PlyCount "54"]
[EventDate "2011.08.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Nbd7 6. Bd3 Be7 7. Nge2 0-0 8. 0-0 Ne8 9. f4 exf4 10. Bxf4 Bg5 11. Qd2 h6 12. Bxg5 Qxg5 13. Qxg5 hxg5 14. Ng3 Ne5 15. Be2 g6 16. Rf2 Bd7 17. b3 Kg7 18. Raf1 f6 19. Nd1 Rh8 20. Ne3 a6 21. a4 b6 22. h3 Rh4 23. Rd1 Kf7 24. Kf1 Ke7 25. Ke1 Nc7 26. Kd2 Rf4 27. Nh1 Rf8 0-1

[Event "Omsk CC-ch sf"]
[Site "Omsk"]
[Date "2011.07.05"]
[Round "11"]
[White "Lunga, Oleg"]
[Black "Usatchev, Sergei"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1625"]
[BlackElo "1856"]
[PlyCount "39"]
[EventDate "2011.06.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. f4 cxd4 6. cxd4 Qb6 7. Nf3 Bg4 8. Nc3 e6 9. Bb5 Bxf3 10. Qxf3 Bb4 11. Bxc6+ Qxc6 12. 0-0 Ne7 13. Be3 Nf5 14. Bf2 Qd7 15. g4 Bxc3 16. Qxc3 Rc8 17. Qa3 Ne7 18. Qxa7 0-0 19. Qa3 Ra8 20. Qh3 1/2-1/2

[Event "Omsk CC-ch sf"]
[Site "Omsk"]
[Date "2011.07.03"]
[Round "10"]
[White "Usatchev, Sergei"]
[Black "Dobrovolsky, Gennady"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1856"]
[BlackElo "2056"]
[PlyCount "38"]
[EventDate "2011.06.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. a3 b6 4. Nc3 Bb7 5. Qc2 c5 6. dxc5 Bxc5 7. Nf3 Be7 8. e4 d6 9. Be2 Nbd7 10. 0-0 a6 11. h3 Qc7 12. Bf4 0-0 13. Rac1 Rfd8 14. Rfd1 Qc6 15. Nd4 Qc7 16. Bh2 Rac8 17. f4 g6 18. Nf3 Re8 19. Qb1 Qb8 0-1

[Event "Omsk CC-ch sf"]
[Site "Omsk"]
[Date "2011.07.01"]
[Round "9"]
[White "Karabut, Vladimir"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "E53"]
[WhiteElo "2075"]
[BlackElo "1856"]
[PlyCount "50"]
[EventDate "2011.06.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 0-0 6. Bd3 d5 7. 0-0 b6 8. cxd5 exd5 9. a3 Bxc3 10. bxc3 Ba6 11. dxc5 bxc5 12. Bxa6 Nxa6 13. Qa4 Nc7 14. c4 dxc4 15. Qxc4 Qd5 16. Qc2 Ne6 17. Bb2 Qe4 18. Qc1 Nd5 19. Nd2 Qg6 20. Nc4 f6 21. Qb1 Qxb1 22. Raxb1 Rab8 23. Rfd1 Rfd8 24. Kf1 Kf7 25. Na5 Rb6 1-0

[Event "Omsk CC-ch sf"]
[Site "Omsk"]
[Date "2011.06.29"]
[Round "7"]
[White "Usatchev, Sergei"]
[Black "Krivoshapko, Alexander"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1856"]
[BlackElo "2041"]
[PlyCount "23"]
[EventDate "2011.06.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 b5 2. e4 Bb7 3. f3 a6 4. Be2 e6 5. Nd2 Nf6 6. Bd3 d5 7. e5 Nfd7 8. f4 c5 9. c3 g6 10. g4 cxd4 11. cxd4 Qb6 12. Ngf3 1-0

[Event "Omsk CC-ch sf"]
[Site "Omsk"]
[Date "2011.06.27"]
[Round "6"]
[White "Adamson, Konstantin"]
[Black "Usatchev, Sergei"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "2183"]
[BlackElo "1856"]
[PlyCount "44"]
[EventDate "2011.06.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Qxd5 5. Nc3 Qd8 6. d4 e6 7. Nf3 Nf6 8. Bg5 Nc6 9. Bc4 Be7 10. 0-0 0-0 11. Re1 Re8 12. d5 exd5 13. Nxd5 Nxd5 14. Bxd5 Be6 15. Bxe7 Qxd5 16. Qxd5 Bxd5 17. Bc5 Bxf3 18. gxf3 Rxe1+ 19. Rxe1 Rd8 20. Be3 f6 21. Kf1 Kf7 22. Rc1 Rd7 1/2-1/2

[Event "Omsk CC-ch sf"]
[Site "Omsk"]
[Date "2011.06.26"]
[Round "5"]
[White "Usatchev, Sergei"]
[Black "Tolkachiov, Vladimir"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "1856"]
[BlackElo "1981"]
[PlyCount "90"]
[EventDate "2011.06.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. a3 Bb7 5. Qc2 Be7 6. e4 d6 7. Bd3 Nbd7 8. Nge2 0-0 9. 0-0 Rc8 10. Ng3 g6 11. Bh6 Re8 12. h3 e5 13. d5 Nc5 14. Be2 a5 15. b4 axb4 16. axb4 Na6 17. Ra4 Ra8 18. Rb1 Nb8 19. Rxa8 Bxa8 20. Ra1 Nbd7 21. h4 Bb7 22. Ra7 Qb8 23. Qa4 Bf8 24. Be3 h5 25. Nf1 Be7 26. Bg5 Qc8 27. Qa1 Nh7 28. Bxe7 Rxe7 29. g4 hxg4 30. Bxg4 Qb8 31. Qa4 Nhf8 32. Ne3 Nf6 33. Bh3 c5 34. b5 Nh5 35. Ne2 Nf4 36. Nxf4 exf4 37. Ng4 Kg7 38. Qa1+ Re5 39. Nxe5 dxe5 40. d6 Kf6 41. f3 Ne6 42. Kf2 Qxd6 43. Rxb7 Qd2+ 44. Kf1 Qd3+ 45. Kg1 Nd4 1/2-1/2

[Event "Omsk CC-ch sf"]
[Site "Omsk"]
[Date "2011.06.24"]
[Round "4"]
[White "Usatchev, Sergei"]
[Black "Mokhov, Anatoly"]
[Result "1-0"]
[ECO "D20"]
[WhiteElo "1856"]
[BlackElo "1985"]
[PlyCount "53"]
[EventDate "2011.06.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Nc3 Bf5 5. Bxc4 e6 6. Nge2 c6 7. 0-0 Be7 8. Ng3 Bg6 9. e4 0-0 10. f3 Nbd7 11. Be3 Nb6 12. Bb3 Re8 13. Rc1 Rc8 14. Nce2 h6 15. Qd2 Kh7 16. Nf4 Qd7 17. Rfd1 Red8 18. Nxg6 fxg6 19. Qf2 Rf8 20. Qe2 Ne8 21. f4 Nf6 22. h3 Ng8 23. Qg4 Rf6 24. f5 exf5 25. exf5 Nd5 26. fxg6+ Rxg6 27. Qxd7 1-0

[Event "Omsk CC-ch sf"]
[Site "Omsk"]
[Date "2011.06.23"]
[Round "3"]
[White "Patrashov, Edisher"]
[Black "Usatchev, Sergei"]
[Result "0-1"]
[ECO "E20"]
[BlackElo "1856"]
[PlyCount "70"]
[EventDate "2011.06.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nc3 d5 5. Bg2 a5 6. a3 Bxc3+ 7. bxc3 dxc4 8. Qa4+ Bd7 9. Qxc4 Bc6 10. Nf3 Bd5 11. Qd3 Be4 12. Qd1 a4 13. 0-0 0-0 14. Bg5 Nbd7 15. Qd2 h6 16. Bxf6 Nxf6 17. Qf4 Qd6 18. Qe5 Rfd8 19. Qb5 b6 20. Ne5 Ra5 21. Qc4 b5 22. Qb4 Bxg2 23. Kxg2 Rda8 24. Rab1 Nd5 25. Qb2 Nb6 26. Qa2 f6 27. Nf3 Nc4 28. Rb4 Qd5 29. Qa1 Nd2 30. Rd1 Nb3 31. Qb2 c5 32. e4 Qd7 33. Rxb3 axb3 34. Qxb3 Rxa3 35. Qc2 Ra2 0-1

[Event "Omsk CC-ch sf"]
[Site "Omsk"]
[Date "2011.06.22"]
[Round "2"]
[White "Usatchev, Sergei"]
[Black "Skokov, Boris"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1856"]
[BlackElo "2061"]
[PlyCount "20"]
[EventDate "2011.06.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Bd3 Nf6 7. 0-0 e5 8. c4 Bc5 9. h3 d6 10. Nc3 a5 0-1

[Event "Omsk CC-ch sf"]
[Site "Omsk"]
[Date "2011.06.20"]
[Round "1"]
[White "Silchenko, Stepan"]
[Black "Usatchev, Sergei"]
[Result "0-1"]
[ECO "B12"]
[BlackElo "1856"]
[PlyCount "54"]
[EventDate "2011.06.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 Bg4 5. Be2 e6 6. h3 Bxf3 7. Bxf3 Nc6 8. c3 cxd4 9. cxd4 Qb6 10. 0-0 Nxd4 11. Qa4+ Nc6 12. Be3 Bc5 13. Bxc5 Qxc5 14. b4 Qxb4 15. Qxb4 Nxb4 16. Nc3 Nd3 17. Nb5 Ke7 18. Rab1 Nxe5 19. Rfc1 Nxf3+ 20. gxf3 Nf6 21. Rc7+ Nd7 22. Rxb7 Rhb8 23. Nd4 Rxb7 24. Rxb7 Kd6 25. a4 a6 26. f4 g6 27. Kg2 e5 0-1

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2010.03.07"]
[Round "10"]
[White "Petrenko, Andrey"]
[Black "Usatchev, Sergei"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1825"]
[BlackElo "1865"]
[PlyCount "36"]
[EventDate "2010.02.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 Be7 3. d3 d5 4. exd5 exd5 5. g3 Nf6 6. Bg2 0-0 7. Nf3 Bb4+ 8. c3 Re8 9. Be3 Bd6 10. 0-0 Ng4 11. Nbd2 Nd7 12. h3 Nxe3 13. fxe3 Nf6 14. g4 Bf4 15. e4 dxe4 16. Nxe4 Nxe4 17. dxe4 Qe7 18. Rad1 Bd7 0-1

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2010.03.06"]
[Round "9"]
[White "Pletnev, Nikita"]
[Black "Usatchev, Sergei"]
[Result "1/2-1/2"]
[ECO "A46"]
[BlackElo "1865"]
[PlyCount "24"]
[EventDate "2010.02.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 b5 5. 0-0 Nbd7 6. Bg5 Be7 7. Nbd2 h6 8. Bxf6 Bxf6 9. e4 dxe4 10. Nxe4 Be7 11. Qe2 Rb8 12. c3 a5 1/2-1/2

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2010.03.04"]
[Round "8"]
[White "Usatchev, Sergei"]
[Black "Dudko, Gennady"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1865"]
[BlackElo "1853"]
[PlyCount "45"]
[EventDate "2010.02.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 d5 4. Bg5 Be7 5. cxd5 exd5 6. Qc2 0-0 7. e3 h6 8. Bxf6 Bxf6 9. b4 Re8 10. Be2 Nc6 11. Qb3 Ne7 12. Nf3 c6 13. 0-0 Bg4 14. Rfc1 Rc8 15. Na4 Nf5 16. Bd3 Nd6 17. Nd2 Re7 18. Nc3 Qd7 19. Qc2 Qe8 20. h3 Bd7 21. a4 a6 22. a5 Be6 23. Na4 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2010.03.02"]
[Round "7"]
[White "Ratushny, Grigory"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "E20"]
[BlackElo "1865"]
[PlyCount "39"]
[EventDate "2010.02.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 0-0 5. a3 Bxc3 6. Bxc3 Ne4 7. Qc2 d5 8. Nf3 a5 9. e3 Nxc3 10. bxc3 dxc4 11. Bxc4 Nd7 12. Bd3 h6 13. 0-0 b6 14. e4 Ba6 15. c4 c5 16. d5 Qf6 17. Rae1 e5 18. h3 g5 19. Re3 h5 20. Nxg5 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2010.02.28"]
[Round "6"]
[White "Usatchev, Sergei"]
[Black "Tipikin, Ivan"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1865"]
[PlyCount "97"]
[EventDate "2010.02.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Be7 7. Qg4 g6 8. Bh6 e5 9. Qd1 exd4 10. Bg7 Rg8 11. Bxd4 Nc6 12. Bb5 Bd7 13. Be3 Bf6 14. Ne2 Qe7 15. f3 a6 16. Bxc6 Bxc6 17. 0-0 Qd7 18. Qb3 0-0-0 19. Rfd1 Qe7 20. Bd4 Bxd4+ 21. cxd4 Qd7 22. a4 Qe7 23. d5 Qc5+ 24. Kh1 Bd7 25. Rdc1 Qd6 26. Rab1 b6 27. Qxb6 Qxb6 28. Rxb6 Bxa4 29. Rxa6 Bb5 30. Ra8+ Kd7 31. Rxd8+ Rxd8 32. Nd4 Ba6 33. Kg1 Rb8 34. Kf2 Rb2+ 35. Kg3 Bb7 36. h4 h6 37. Ra1 Rb4 38. Rd1 Kd6 39. Kf4 f6 40. Rd2 Bc8 41. Ke3 Bd7 42. Rc2 Ba4 43. Ra2 c5 44. dxc6 Bxc6 45. Ra6 Rc4 46. f4 Kd7 47. Nxc6 Rxc6 48. Rxc6 Kxc6 49. Kd4 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2010.02.27"]
[Round "5"]
[White "Usatchev, Sergei"]
[Black "Feofanov, Alexander"]
[Result "1/2-1/2"]
[ECO "A53"]
[WhiteElo "1865"]
[BlackElo "1790"]
[PlyCount "31"]
[EventDate "2010.02.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 Bf5 4. f3 Nbd7 5. e4 Bg6 6. Bd3 e5 7. d5 Be7 8. Be3 0-0 9. Nge2 Nh5 10. Qd2 Nc5 11. Bc2 h6 12. 0-0 Rb8 13. b4 Nd7 14. a4 c5 15. b5 a5 16. Nd1 1/2-1/2

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2010.02.25"]
[Round "4"]
[White "Sannikov, Igor"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2261"]
[BlackElo "1865"]
[PlyCount "75"]
[EventDate "2010.02.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 e5 6. dxe5 Nxe5 7. Bb5+ Nc6 8. Bf4 Nf6 9. h3 Bd6 10. Ne2 0-0 11. 0-0 Bxf4 12. Nxf4 Bf5 13. Na3 Qd6 14. Qd2 Rad8 15. Rad1 Ne4 16. Qe3 Nf6 17. Qc1 Qc7 18. Bd3 Bxd3 19. Rxd3 Rfe8 20. Rfd1 Ne7 21. Rd4 Qb6 22. Nc2 Qa5 23. a3 Nc6 24. R4d2 h6 25. Ne3 Ne7 26. Qc2 Qc7 27. g3 Qc6 28. c4 g5 29. Nfxd5 Nexd5 30. Nxd5 Nxd5 31. cxd5 Qxc2 32. Rxc2 Rd7 33. Kg2 Kg7 34. d6 Re6 35. Rc7 Rdxd6 36. Rxd6 Rxd6 37. Rxb7 a6 38. b4 1-0

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2010.02.23"]
[Round "3"]
[White "Usatchev, Sergei"]
[Black "Novikov, Viktor"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1865"]
[BlackElo "2070"]
[PlyCount "40"]
[EventDate "2010.02.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 h6 4. Nf3 Nf6 5. cxd5 exd5 6. Bf4 c6 7. h3 Bf5 8. e3 Bb4 9. Be2 0-0 10. 0-0 Nbd7 11. Rc1 Ba5 12. Qb3 Bb6 13. a4 Qc8 14. Rfe1 Be6 15. Bd3 Bc7 16. Ne2 g5 17. Be5 Qb8 18. Qc3 Ne4 19. Bxc7 Qxc7 20. Qc2 f5 0-1

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2010.02.21"]
[Round "2"]
[White "Krivoshapko, Alexander"]
[Black "Usatchev, Sergei"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2056"]
[BlackElo "1865"]
[PlyCount "44"]
[EventDate "2010.02.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. b4 Nf6 2. Bb2 e6 3. b5 b6 4. Nf3 Be7 5. e3 Bb7 6. Be2 0-0 7. 0-0 d5 8. d4 c5 9. bxc6 Nxc6 10. Nbd2 Rc8 11. c4 Na5 12. Rc1 Ba6 13. cxd5 Bxe2 14. Qxe2 exd5 15. Qd3 Re8 16. Ba3 Bxa3 17. Qxa3 Nc4 18. Nxc4 dxc4 19. Qxa7 c3 20. Rc2 Ne4 21. Rb1 Re6 22. Ne5 Rc7 0-1

[Event "Omsk-ch"]
[Site "Omsk"]
[Date "2010.02.20"]
[Round "1"]
[White "Pozdniakov, Vladimir"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2182"]
[BlackElo "1865"]
[PlyCount "47"]
[EventDate "2010.02.20"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nc7 6. d3 e5 7. Be3 Be7 8. Rc1 Nba6 9. Nf3 f6 10. Nd2 Rb8 11. Nc4 Be6 12. 0-0 0-0 13. f4 Bxc4 14. dxc4 Qxd1 15. Rfxd1 Rfd8 16. Rxd8+ Bxd8 17. Rd1 b6 18. Rd7 Kf8 19. a3 Be7 20. Nb5 Rd8 21. Rxd8+ Bxd8 22. Nxa7 Ne6 23. Nb5 Ke7 24. Kf2 1-0

[Event "Omsk Half CC-ch sf"]
[Site "Omsk"]
[Date "2009.06.05"]
[Round "1"]
[White "Usatchev, Sergei"]
[Black "Savostjanov, Igor"]
[Result "1/2-1/2"]
[ECO "D32"]
[WhiteElo "1876"]
[BlackElo "2108"]
[PlyCount "43"]
[EventDate "2009.06.05"]
[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 e6 3. Nc3 d5 4. Bg5 c5 5. cxd5 exd5 6. e3 Be6 7. Nf3 Nc6 8. Bb5 Bd6 9. 0-0 0-0 10. dxc5 Bxc5 11. Rc1 Be7 12. h3 a6 13. Bxc6 bxc6 14. Ne5 Qc7 15. Bf4 Bd6 16. Nd3 Rfd8 17. Bxd6 Qxd6 18. Na4 Ne4 19. Nac5 Ra7 20. Nxe4 dxe4 21. Nc5 Bd5 22. Qd4 1/2-1/2

[Event "Omsk-ch op"]
[Site "Omsk"]
[Date "2009.02.26"]
[Round "11"]
[White "Utyupin, Vladimir"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "E38"]
[WhiteElo "2122"]
[BlackElo "1855"]
[PlyCount "71"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. a3 Qa5 7. Rb1 Qb6 8. e3 a5 9. Ne4 Qc6 10. Nxc5 Qxc5 11. b4 axb4 12. axb4 Qc6 13. Nf3 Qa4 14. Qc3 0-0 15. Bb2 Qc6 16. Bd3 h6 17. 0-0 d5 18. Ne5 Qc7 19. Ng4 Nbd7 20. c5 h5 21. Nxf6+ Nxf6 22. Qd4 Re8 23. Qh4 e5 24. f4 Bd7 25. fxe5 Ng4 26. Qxh5 Be6 27. Bd4 g6 28. Qg5 Qe7 29. Rf6 Qf8 30. Rxe6 Rxe6 31. Qxg4 Qh6 32. Qf3 Rd8 33. Rf1 Rd7 34. Bb5 Rc7 35. Qxd5 Kg7 36. Qd8 1-0

[Event "Omsk-ch op"]
[Site "Omsk"]
[Date "2009.02.25"]
[Round "10"]
[White "Usatchev, Sergei"]
[Black "Borisov, Sergey"]
[Result "0-1"]
[ECO "E35"]
[WhiteElo "1855"]
[BlackElo "2112"]
[PlyCount "46"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5 6. Bg5 c6 7. Bxf6 Qxf6 8. a3 Bxc3+ 9. Qxc3 0-0 10. e3 Bf5 11. Nf3 Nd7 12. b4 Rfe8 13. Be2 Re6 14. 0-0 Rae8 15. Rfc1 Be4 16. a4 Qg6 17. Qe1 f5 18. Rc3 f4 19. Rac1 Nb6 20. Qd1 Bxf3 21. Bxf3 fxe3 22. Rxe3 Rxe3 23. fxe3 Rxe3 0-1

[Event "Omsk-ch op"]
[Site "Omsk"]
[Date "2009.02.23"]
[Round "9"]
[White "Kvast, Gennady"]
[Black "Usatchev, Sergei"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2079"]
[BlackElo "1855"]
[PlyCount "40"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. b3 d5 4. e3 Bd6 5. Bb2 Nbd7 6. d4 dxc4 7. Bxc4 c5 8. 0-0 0-0 9. Nbd2 cxd4 10. Nxd4 a6 11. Be2 Nb6 12. Nc4 Nxc4 13. Bxc4 e5 14. Nf3 Qe7 15. Nd2 Bd7 16. Be2 Rac8 17. Rc1 Rxc1 18. Qxc1 Rc8 19. Qb1 Bc6 20. Rc1 Ba3 1/2-1/2

[Event "Omsk-ch op"]
[Site "Omsk"]
[Date "2009.02.22"]
[Round "8"]
[White "Karabut, Vladimir"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "E21"]
[WhiteElo "2178"]
[BlackElo "1855"]
[PlyCount "47"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 0-0 5. Bg5 h6 6. Bh4 d6 7. e3 Nc6 8. Be2 b6 9. 0-0 Bxc3 10. bxc3 Ba6 11. Nd2 Na5 12. f4 Qe7 13. Ne4 Bxc4 14. Bxc4 Nxc4 15. Bxf6 gxf6 16. Qg4+ Kh7 17. Qh4 Rae8 18. Nxf6+ Kg7 19. Nxe8+ Qxe8 20. Rf3 Rh8 21. Rg3+ Kh7 22. f5 exf5 23. Qf6 Rg8 24. Qxf5+ 1-0

[Event "Omsk-ch op"]
[Site "Omsk"]
[Date "2009.02.21"]
[Round "7"]
[White "Usatchev, Sergei"]
[Black "Adamson, Garry"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1855"]
[BlackElo "2115"]
[PlyCount "42"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 Bf5 3. cxd5 Bxb1 4. Rxb1 Qxd5 5. a3 Nc6 6. Nf3 0-0-0 7. g3 Nxd4 8. Bh3+ e6 9. Qxd4 Qb3 10. Nd2 Qc2 11. Qxa7 Rxd2 12. Qa8+ Kd7 13. 0-0 Rd1 14. Rxd1+ Qxd1+ 15. Bf1 Nf6 16. Qxb7 Bc5 17. Qb5+ Ke7 18. Qd3 Qxd3 19. exd3 Ng4 20. Kg2 Rb8 21. b4 Bd4 1-0

[Event "Omsk-ch op"]
[Site "Omsk"]
[Date "2009.02.18"]
[Round "5"]
[White "Usatchev, Sergei"]
[Black "Seliuk, Mikhail"]
[Result "0-1"]
[ECO "D53"]
[WhiteElo "1855"]
[PlyCount "72"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 Nbd7 6. e3 b6 7. cxd5 exd5 8. Bb5 Bb7 9. Bxf6 Bxf6 10. Rc1 c6 11. Bd3 0-0 12. 0-0 g6 13. Qe2 Bg7 14. Na4 Rc8 15. b4 Qe7 16. a3 f5 17. g3 g5 18. Rc2 Qf6 19. Ba6 Bxa6 20. Qxa6 Rc7 21. Nc3 Nb8 22. Qd3 Rd8 23. Qd2 f4 24. exf4 gxf4 25. Qd3 Re7 26. Ne2 fxg3 27. hxg3 Qh6 28. Nf4 Rde8 29. Ng2 Re4 30. Re1 Qg6 31. Qd1 Rxe1+ 32. Ngxe1 Qe4 33. Qd2 Re6 34. Kg2 Nd7 35. Qd3 Qg4 36. Re2 h5 0-1

[Event "Omsk-ch op"]
[Site "Omsk"]
[Date "2009.02.15"]
[Round "3"]
[White "Usatchev, Sergei"]
[Black "Jushchenko, Varvara"]
[Result "1/2-1/2"]
[ECO "A52"]
[WhiteElo "1855"]
[BlackElo "2078"]
[PlyCount "44"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Qd4 d6 5. exd6 Bxd6 6. Nf3 0-0 7. Bg5 Qe8 8. Nc3 Nc6 9. Qd2 Be6 10. e3 f6 11. Bh4 Rd8 12. Qc1 Qf7 13. b3 Qh5 14. Be2 Qa5 15. 0-0 Ba3 16. Qc2 Nb4 17. Qb1 c6 18. Nd4 Bc8 19. Nc2 Nxc2 20. Qxc2 Bb4 21. Rfc1 Bf5 22. e4 Be6 1/2-1/2

[Event "Omsk-ch op"]
[Site "Omsk"]
[Date "2009.02.14"]
[Round "2"]
[White "Usatchev, Sergei"]
[Black "Mikhailovsky, Viktor"]
[Result "1-0"]
[ECO "A54"]
[WhiteElo "1855"]
[BlackElo "2031"]
[PlyCount "87"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 e4 5. Ng5 Bf5 6. g3 h6 7. Nh3 c6 8. Bg2 Na6 9. a3 Be7 10. e3 0-0 11. Nf4 Nc7 12. d5 Qd7 13. 0-0 g5 14. Nfe2 Bh3 15. Re1 Bxg2 16. Kxg2 c5 17. Ng1 Rfe8 18. Qe2 Qf5 19. Bd2 Nd7 20. f3 exf3+ 21. Nxf3 g4 22. Ng1 Ne5 23. e4 Qg6 24. Rf1 Rf8 25. Rf5 Ne8 26. Raf1 Ng7 27. R5f2 f5 28. Bf4 Nd7 29. e5 dxe5 30. Bxe5 Nxe5 31. Qxe5 Bd6 32. Qe3 Rae8 33. Qd2 h5 34. Nge2 h4 35. Nf4 Qh6 36. Kg1 Re5 37. Nb5 Bb8 38. d6 a6 39. Nc7 hxg3 40. hxg3 Rd8 41. Rd1 Kf7 42. Rh2 Qf6 43. Ncd5 Re4 44. Nxf6 1-0

[Event "Omsk-ch op"]
[Site "Omsk"]
[Date "2009.02.12"]
[Round "1"]
[White "Volkov, Alexander2222"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2095"]
[BlackElo "1855"]
[PlyCount "57"]
[EventDate "2009.02.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 d5 4. Nbd2 b6 5. e3 Be7 6. Bd3 h6 7. Bf4 Nbd7 8. h3 c5 9. c3 Bb7 10. Ne5 Nxe5 11. Bxe5 Bd6 12. Nf3 Bxe5 13. Bb5+ Ke7 14. Nxe5 Qc7 15. 0-0 a6 16. Bd3 Nd7 17. f4 Nxe5 18. fxe5 Raf8 19. Qg4 c4 20. Bc2 Bc6 21. Qxg7 Be8 22. Bh7 Kd8 23. Rf6 h5 24. Raf1 Qe7 25. Kh2 b5 26. a3 Kc7 27. Rh6 Kb6 28. Rff6 Ka5 29. Rxe6 1-0

[Event "Omsk Half CC op"]
[Site "Omsk"]
[Date "2009.??.??"]
[Round "4"]
[White "Bereziy, Petr"]
[Black "Usatchev, Sergei"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1768"]
[BlackElo "1855"]
[PlyCount "60"]
[EventDate "2009.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. 0-0 e6 5. d3 d5 6. Re1 c5 7. Nbd2 Nbd7 8. e4 dxe4 9. Ng5 Nd5 10. Ndxe4 Qc7 11. Qe2 Be7 12. Nxf7 0-0 13. Nfg5 Qb6 14. c4 Nc7 15. Bh3 h6 16. Nxe6 Nxe6 17. Bxe6+ Qxe6 18. b3 Rad8 19. Bb2 Bxe4 20. Qc2 bxc4 21. Rxe4 Qf7 22. dxc4 Nf6 23. Re2 Ng4 24. Rae1 Bg5 25. f4 Bf6 26. h3 Bxb2 27. Qxb2 Nf6 28. Re7 Qg6 29. Qf2 Rd3 30. Kh2 Rfd8 0-1

[Event "Omsk Half CC op"]
[Site "Omsk"]
[Date "2009.??.??"]
[Round "6"]
[White "Karabut, Vladimir"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2178"]
[BlackElo "1855"]
[PlyCount "53"]
[EventDate "2009.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. e3 b6 6. Bd3 Bb7 7. 0-0 Bxd2 8. Nbxd2 d6 9. Qc2 h6 10. Rfd1 0-0 11. Ne4 Nbd7 12. Ng3 d5 13. cxd5 exd5 14. Qxc7 Rab8 15. Qc2 Ne4 16. Qa4 a6 17. Rac1 b5 18. Qa5 Rbc8 19. Rc7 Nd6 20. Rxc8 Rxc8 21. Nf5 Nxf5 22. Bxf5 Qd6 23. Ne5 Rc7 24. Bxd7 Rxd7 25. Nxd7 Qxd7 26. Rc1 Qf5 27. Qc7 1-0

[Event "Omsk Half CC-ch"]
[Site "Omsk"]
[Date "2009.??.??"]
[Round "7"]
[White "Kozenkov, Valery"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1943"]
[BlackElo "1855"]
[PlyCount "55"]
[EventDate "2009.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. h4 h6 7. h5 Bh7 8. Bd3 Bxd3 9. Qxd3 Nd7 10. Be3 Qb6 11. Nf3 c5 12. 0-0 cxd4 13. Bxd4 Qc6 14. Rfe1 Bb4 15. a3 Ba5 16. b4 Bb6 17. Nb5 Bc7 18. Rac1 a6 19. Nxc7+ Qxc7 20. c4 dxc4 21. Rxc4 Qd8 22. Qe4 b5 23. Rc6 Ne7 24. Rd6 0-0 25. Qb7 Nd5 26. Rxd7 Qc8 27. Qxc8 Rfxc8 28. Bc5 1-0

[Event "Omsk RT op"]
[Site "Omsk"]
[Date "2009.??.??"]
[Round "7"]
[White "Lev, Nikolay"]
[Black "Usatchev, Sergei"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1846"]
[BlackElo "1855"]
[PlyCount "59"]
[EventDate "2009.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 Bf5 6. Ne2 e6 7. Bd2 Be7 8. Nbc3 Nbd7 9. 0-0 0-0 10. Ng3 Bg6 11. Nce2 h6 12. Nf4 Bh7 13. Nfh5 Qb6 14. Bc3 Nd5 15. Be4 f5 16. Bxd5 exd5 17. Qe2 Rf7 18. Qe6 Nf8 19. Qe3 Qc7 20. Nf4 Bg5 21. Nge2 Re7 22. Qf3 Re4 23. Bd2 Rae8 24. Rfe1 Qe7 25. g3 Qd6 26. Nc3 Rxe1+ 27. Rxe1 Rxe1+ 28. Bxe1 Bxf4 29. Qxf4 Qxf4 30. gxf4 1/2-1/2

[Event "Omsk Half CC op"]
[Site "Omsk"]
[Date "2009.??.??"]
[Round "8"]
[White "Mikhailovsky, Viktor"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "2031"]
[BlackElo "1855"]
[PlyCount "67"]
[EventDate "2009.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nf6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d5 6. e3 Bc5 7. cxd5 0-0 8. N5c3 e4 9. Be2 Nbd7 10. Nd2 Re8 11. Qc2 Bb4 12. a3 Bxc3 13. bxc3 Nc5 14. c4 Bf5 15. Bb2 Bg4 16. Rb1 Rc8 17. h3 Bh5 18. Bxf6 Qxf6 19. Nxe4 Nxe4 20. Bxh5 Qh4 21. Bg4 Rc7 22. 0-0 h5 23. Be2 g5 24. Bf3 f5 25. Bxe4 Rxe4 26. d6 Rd7 27. c5 g4 28. c6 gxh3 29. g3 Rg7 30. c7 Qg4 31. c8Q+ Kh7 32. Rxb7 h2+ 33. Kxh2 Qh4+ 34. Kg2 1-0

[Event "Omsk RT op"]
[Site "Omsk"]
[Date "2009.??.??"]
[Round "5"]
[White "Miroshnichenko, Yuri"]
[Black "Usatchev, Sergei"]
[Result "1/2-1/2"]
[ECO "A34"]
[BlackElo "1855"]
[PlyCount "90"]
[EventDate "2009.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Nc6 6. Bg2 e5 7. d3 Nc7 8. 0-0 Be7 9. Be3 0-0 10. Na4 b6 11. Nxe5 Nxe5 12. Bxa8 Nxa8 13. Nc3 Bh3 14. Re1 Nc7 15. Qa4 Qa8 16. Qe4 f5 17. Qxa8 Rxa8 18. Bf4 Bd6 19. a4 h6 20. f3 Re8 21. Kf2 g5 22. Bd2 Kf7 23. Nb5 Nxb5 24. axb5 Re7 25. Ra4 Bb8 26. Bc3 Rd7 27. Rea1 Ng6 28. b4 cxb4 29. Rxb4 Rd5 30. Rc4 Ne7 31. Rb1 h5 32. Bd2 Kg6 33. Bc1 Bd6 34. Be3 f4 35. gxf4 Bd7 36. Ra4 Bb8 37. Rg1 Bxb5 38. Re4 Nf5 39. Rxg5+ Kf6 40. Bd4+ Rxd4 41. Rxf5+ Kxf5 42. Rxd4 a6 43. Rd5+ Kg6 44. Rg5+ Kh6 45. Rf5 Kg6 1/2-1/2

[Event "Omsk Half CC-ch"]
[Site "Omsk"]
[Date "2009.??.??"]
[Round "3"]
[White "Nevorotov, Boris"]
[Black "Usatchev, Sergei"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1996"]
[BlackElo "1855"]
[PlyCount "58"]
[EventDate "2009.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 Bf5 6. c4 Bxb1 7. Rxb1 Qa5+ 8. Bd2 Qxa2 9. b3 Qa3 10. Ne2 Qd6 11. b4 Qd7 12. b5 e6 13. Bf4 Bd6 14. Bxd6 Qxd6 15. Qa4 0-0 16. 0-0 Rc8 17. Rfd1 Qe7 18. d5 cxd5 19. cxd5 Nxd5 20. Bxd5 exd5 21. Nf4 Nd7 22. Nxd5 Qc5 23. Qf4 Rd8 24. Rbc1 Qf8 25. Qc7 b6 26. Ra1 Rac8 27. Qxa7 Qc5 28. Qa4 h6 29. Qe4 Nf8 1/2-1/2

[Event "Omsk RT op"]
[Site "Omsk"]
[Date "2009.??.??"]
[Round "8"]
[White "Pletnev, Nikita"]
[Black "Usatchev, Sergei"]
[Result "1/2-1/2"]
[ECO "E16"]
[BlackElo "1855"]
[PlyCount "45"]
[EventDate "2009.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 e6 3. d4 d5 4. Bg2 b6 5. 0-0 Nbd7 6. c4 Bb7 7. b3 c5 8. cxd5 Bxd5 9. Nc3 Bb7 10. Bb2 cxd4 11. Nxd4 Bxg2 12. Kxg2 a6 13. e3 Rc8 14. Nce2 Be7 15. Rc1 0-0 16. Rxc8 Qxc8 17. Qc1 Qb7+ 18. Qc6 Qb8 19. Rc1 Bc5 20. Nc2 Rc8 21. Qf3 Ne5 22. Bxe5 Qxe5 23. Ncd4 1/2-1/2

[Event "Omsk RT op"]
[Site "Omsk"]
[Date "2009.??.??"]
[Round "1"]
[White "Pozdniakov, Vladimir"]
[Black "Usatchev, Sergei"]
[Result "1-0"]
[ECO "E54"]
[WhiteElo "2235"]
[BlackElo "1855"]
[PlyCount "39"]
[EventDate "2009.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. e3 Nc6 4. d4 cxd4 5. exd4 e6 6. Nc3 d5 7. Bd3 dxc4 8. Bxc4 h6 9. 0-0 Be7 10. Be3 0-0 11. Qe2 a6 12. Rfd1 b5 13. Bb3 Na5 14. Bc2 Bb7 15. Ne5 Bd5 16. Nxd5 Qxd5 17. Qd3 Nc6 18. Ng4 Qf5 19. Qxf5 exf5 20. Bxf5 1-0

[Event "Omsk RT op"]
[Site "Omsk"]
[Date "2009.??.??"]
[Round "3"]
[White "Riabinina, Margarita"]
[Black "Usatchev, Sergei"]
[Result "1/2-1/2"]
[ECO "C03"]
[BlackElo "1855"]
[PlyCount "24"]
[EventDate "2009.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. e5 Nd7 5. f4 c5 6. c3 Nh6 7. Bd3 Qb6 8. Ne2 cxd4 9. cxd4 Nf8 10. 0-0 Bd7 11. Nf3 Bb5 12. Bxb5+ Qxb5 1/2-1/2

