[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2011.09.18"]
[Round "9"]
[White "Kappushev, Ahmat"]
[Black "Kolchenko, Sergey"]
[Result "1-0"]
[ECO "E85"]
[WhiteElo "1982"]
[PlyCount "113"]
[EventDate "2011.09.09"]
[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. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nc6 7. Nge2 e5 8. Qd2 Re8 9. a3 b6 10. b4 Bb7 11. d5 Ne7 12. Nc1 Nd7 13. Nd3 f5 14. Be2 f4 15. Bf2 a5 16. Qb2 g5 17. c5 axb4 18. axb4 Rxa1+ 19. Qxa1 bxc5 20. bxc5 Bxd5 21. exd5 Nxd5 22. Qa2 c6 23. Nxd5 cxd5 24. Qxd5+ Kh8 25. 0-0 dxc5 26. Nxc5 Nxc5 27. Qxd8 Rxd8 28. Bxc5 Rd2 29. Kf2 h5 30. h3 Kh7 31. Rd1 Rc2 32. Bd6 Kg6 33. Kf1 Rc6 34. Rd5 Kf5 35. Ba3 Ke6 36. Rc5 Rxc5 37. Bxc5 Kd5 38. Be7 g4 39. fxg4 hxg4 40. Bxg4 e4 41. Ke2 f3+ 42. Bxf3 exf3+ 43. Kxf3 Ke6 44. Bd8 Kf5 45. g4+ Kg6 46. h4 Bc3 47. Ke4 Be1 48. h5+ Kh6 49. Kf5 Bd2 50. Be7 Be3 51. Bf8+ Kh7 52. g5 Bd4 53. g6+ Kg8 54. Bd6 Be3 55. Bf4 Bd4 56. h6 Bc3 57. Be5 1-0

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2011.09.17"]
[Round "8"]
[White "Kolchenko, Sergey"]
[Black "Stepanov, Arseny"]
[Result "1-0"]
[ECO "B34"]
[PlyCount "77"]
[EventDate "2011.09.09"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 0-0 8. Qd2 d5 9. 0-0-0 Qa5 10. Nb3 Qc7 11. exd5 Rd8 12. Nb5 Qe5 13. c4 Nxd5 14. cxd5 Rxd5 15. N5d4 Bf5 16. Bd3 Rc8 17. Kb1 Nxd4 18. Bxd4 Rxd4 19. Nxd4 Qxd4 20. Bxf5 Qxd2 21. Rxd2 gxf5 22. Rd7 e6 23. Rc1 Rxc1+ 24. Kxc1 f4 25. Rxb7 Bd4 26. Kc2 Kg7 27. b3 Kg6 28. Kd3 e5 29. Rd7 Bg1 30. h3 f6 31. Ke4 h6 32. b4 Bf2 33. b5 Bb6 34. a4 Bf2 35. a5 Be3 36. Rb7 h5 37. b6 axb6 38. axb6 Bg1 39. Rb8 1-0

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2011.09.16"]
[Round "7"]
[White "Sobolev, Maksimilian"]
[Black "Kolchenko, Sergey"]
[Result "1-0"]
[ECO "C89"]
[WhiteElo "2010"]
[PlyCount "71"]
[EventDate "2011.09.09"]
[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. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 e4 10. dxc6 exf3 11. g3 Bg4 12. d4 Bd6 13. a4 Re8 14. Be3 Ne4 15. Qd3 Bf5 16. Qf1 Qf6 17. axb5 axb5 18. Rxa8 Rxa8 19. Nd2 Nxd2 20. Bxd2 h5 21. Bd5 Be6 22. Bxe6 fxe6 23. Qh3 e5 24. dxe5 Bxe5 25. Qxh5 Bd6 26. Re8+ Rxe8 27. Qxe8+ Kh7 28. Qe4+ g6 29. h4 Kg8 30. Qd5+ Kh7 31. h5 gxh5 32. Qxh5+ Kg7 33. Qxb5 Qg6 34. Qg5 Kf7 35. Qxg6+ Kxg6 36. Bf4 1-0

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2011.09.15"]
[Round "6"]
[White "Kolchenko, Sergey"]
[Black "Tverdokhlebov, Yury"]
[Result "1/2-1/2"]
[ECO "C89"]
[BlackElo "2005"]
[PlyCount "27"]
[EventDate "2011.09.09"]
[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. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 e4 10. dxc6 exf3 11. d4 fxg2 12. Qf3 Be6 13. Bf4 Nd5 14. Bg3 1/2-1/2

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2011.09.14"]
[Round "5"]
[White "Bykova, Anastasia"]
[Black "Kolchenko, Sergey"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "1929"]
[PlyCount "105"]
[EventDate "2011.09.09"]
[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 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nc6 7. Nc3 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Qc2 c6 11. b3 Be6 12. Bb2 Qc7 13. h3 Rad8 14. Rfd1 h5 15. Na4 b6 16. Rxd8 Rxd8 17. Rd1 Rxd1+ 18. Qxd1 c5 19. Nc3 Qd7 20. Qxd7 Nxd7 21. Nb5 a6 22. Nc7 a5 23. Nxe6 fxe6 24. Bc6 Nb8 25. Be8 e4 26. Bc1 Kh7 27. Bg5 Be5 28. Bd8 Na6 29. Bxb6 Bc7 30. Ba7 Nb4 31. a3 Nc2 32. Bxc5 Na1 33. Ba4 Nc2 34. Bc6 Na1 35. b4 Nb3 36. Be3 Kg7 37. Ba4 axb4 38. axb4 Na5 39. bxa5 Bxa5 40. Bc6 Kf6 41. Bxe4 Bc7 42. c5 g5 43. g4 hxg4 44. hxg4 e5 45. c6 Bd8 46. Bf5 Bc7 47. Bc5 Kf7 48. Kg2 Ke8 49. Kf3 Kd8 50. Ke4 Ke8 51. Kd5 Kd8 52. Bd6 Ba5 53. c7+ 1-0

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2011.09.13"]
[Round "4"]
[White "Kolchenko, Sergey"]
[Black "Terentiev, Daniil"]
[Result "0-1"]
[ECO "C41"]
[BlackElo "2020"]
[PlyCount "66"]
[EventDate "2011.09.09"]
[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 d6 2. Nf3 e5 3. d4 Nd7 4. Bc4 c6 5. dxe5 dxe5 6. 0-0 Be7 7. Nc3 Ngf6 8. a3 0-0 9. Bg5 b5 10. Bb3 a5 11. Re1 Qc7 12. Qe2 Ba6 13. Qd2 Rfd8 14. Bxf6 Bxf6 15. Red1 Nc5 16. Qe3 Nxb3 17. cxb3 Be7 18. Rac1 Rxd1+ 19. Rxd1 f6 20. g4 Rd8 21. Rd2 Rxd2 22. Nxd2 Qd7 23. h3 Qd4 24. Qxd4 exd4 25. Ne2 c5 26. b4 cxb4 27. axb4 Bxb4 28. Nb3 d3 29. Nc3 Bxc3 30. bxc3 a4 31. Nd2 a3 32. Kf1 a2 33. Nb3 b4 0-1

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2011.09.12"]
[Round "3"]
[White "Bilyak, Alexander"]
[Black "Kolchenko, Sergey"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "1936"]
[PlyCount "88"]
[EventDate "2011.09.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nc6 2. g3 d6 3. Bg2 Nf6 4. d3 e5 5. c4 Be7 6. 0-0 0-0 7. Nc3 Bf5 8. a3 Qd7 9. Re1 Bh3 10. Bh1 h6 11. b4 a6 12. Qc2 Rab8 13. Bb2 Nd8 14. Rad1 Qf5 15. Nh4 Qh5 16. Nf3 Ne6 17. Nd5 Bd8 18. Ne3 Ng4 19. Nxg4 Qxg4 20. c5 Be7 21. e3 Qg6 22. Rc1 f5 23. d4 e4 24. Nd2 d5 25. c6 b6 26. Qb3 Rbd8 27. b5 a5 28. a4 Kh8 29. Ba3 Bxa3 30. Qxa3 f4 31. Bg2 Bxg2 32. Kxg2 f3+ 33. Kh1 Qg4 34. Rg1 Rf5 35. Qe7 Rh5 36. Nf1 Rf8 37. Rc2 Rf6 38. Qd7 Rg6 39. Rc1 Rgg5 40. Rc2 Rh3 41. Rc5 bxc5 42. dxc5 Rgh5 43. b6 Rxh2+ 44. Nxh2 Rxh2+ 0-1

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2011.09.11"]
[Round "2"]
[White "Borisenko, Vladislav"]
[Black "Kolchenko, Sergey"]
[Result "0-1"]
[ECO "E85"]
[WhiteElo "1908"]
[PlyCount "90"]
[EventDate "2011.09.09"]
[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. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nc6 7. Qd2 e5 8. Nge2 Bd7 9. d5 Ne7 10. 0-0-0 a6 11. Kb1 b5 12. Nc1 b4 13. N3e2 a5 14. g4 Qb8 15. h4 h5 16. gxh5 Nxh5 17. Bh6 Qb6 18. Rg1 Kh7 19. Bxg7 Kxg7 20. Qg5 Nf6 21. h5 Rh8 22. hxg6 Nxg6 23. f4 Rh5 24. Qg2 Nxe4 25. Nd3 Bf5 26. Qf3 Rah8 27. fxe5 dxe5 28. Ka1 Qf6 29. Ng3 Nxg3 30. Qxg3 Rh3 31. Qxe5 Rh2 32. Qxf6+ Kxf6 33. Nc1 Rc2 34. b3 Rhh2 35. Bd3 Rxc1+ 36. Rxc1 Bxd3 37. d6 cxd6 38. Rgd1 Ne5 39. c5 dxc5 40. Rxc5 Be2 41. Rg1 a4 42. bxa4 Bc4 43. Kb1 Bxa2+ 44. Ka1 Bc4 45. Re1 b3 0-1

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2011.09.10"]
[Round "1"]
[White "Kolchenko, Sergey"]
[Black "Isakhanov, Eduard"]
[Result "0-1"]
[ECO "B33"]
[BlackElo "2063"]
[PlyCount "102"]
[EventDate "2011.09.09"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 Be6 9. Nd5 Bxd5 10. exd5 Qa5+ 11. c3 Qxd5 12. Qxd5 Nxd5 13. 0-0-0 Nc7 14. Nc4 f6 15. Be3 d5 16. Bb6 Rc8 17. Ne3 d4 18. cxd4 exd4 19. Bxd4 Nxd4 20. Rxd4 Nb5+ 21. Rc4 Bc5 22. Kb1 0-0 23. Nf5 g6 24. Rg4 Kh8 25. Ne3 f5 26. Rc4 Nd6 27. Rc2 Ne4 28. Nd1 Rfd8 29. Bc4 Nd2+ 30. Kc1 Nxc4 31. Rxc4 Bxf2 32. Rxc8 Rxc8+ 33. Kd2 Bh4 34. Nc3 Bf6 35. Re1 Kg7 36. Re6 Bg5+ 37. Kc2 Rd8 38. Re2 Kf7 39. a4 Bf4 40. h3 Bg5 41. b4 Rc8 42. Kb3 Re8 43. Rc2 Re3 44. Kc4 Ke6 45. b5 Bf6 46. bxa6 bxa6 47. a5 Bxc3 48. Rxc3 Rxc3+ 49. Kxc3 Kd5 50. Kb4 Kd4 51. g3 g5 0-1

[Event "Kislovodsk Plaza op"]
[Site "Kislovodsk"]
[Date "2010.12.19"]
[Round "9"]
[White "Kolchenko, Sergey"]
[Black "Kostenko, Anastasiya"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "31"]
[EventDate "2010.12.11"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bd2 e6 7. Bc4 Qd8 8. 0-0 b5 9. Bd3 Bb7 10. Ne4 Nbd7 11. Re1 Be7 12. Neg5 0-0 13. Ne5 Nxe5 14. dxe5 Nd5 15. Bxh7+ Kh8 16. Qh5 1-0

[Event "Kislovodsk Plaza op"]
[Site "Kislovodsk"]
[Date "2010.12.17"]
[Round "8"]
[White "Cherepahin, Anatoly"]
[Black "Kolchenko, Sergey"]
[Result "1-0"]
[ECO "E76"]
[WhiteElo "2017"]
[PlyCount "153"]
[EventDate "2010.12.11"]
[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. f4 0-0 6. Nf3 Bg4 7. Be3 Nbd7 8. Be2 Bxf3 9. gxf3 e5 10. fxe5 dxe5 11. d5 Nh5 12. Qd2 Qh4+ 13. Bf2 Qf4 14. 0-0-0 Qxd2+ 15. Rxd2 a6 16. Be3 b6 17. Kc2 Nf4 18. Bf1 Nc5 19. b4 Nb7 20. a4 a5 21. b5 Rad8 22. h4 h5 23. Rg1 Bf6 24. Rh2 Kh7 25. Ne2 Nxe2 26. Bxe2 Rc8 27. Bf1 Rfd8 28. Bd3 Rd7 29. Rf1 Kg7 30. Rh3 Be7 31. Rhh1 Bc5 32. Bg5 Be7 33. Bd2 Nc5 34. Ra1 Bd6 35. Bf1 Rf8 36. Bg5 f6 37. Bd2 Kh7 38. Bh3 Rg7 39. Rhg1 Nd7 40. Rg2 Bc5 41. Rh1 Bd4 42. f4 exf4 43. Bxd7 Rxd7 44. Bxf4 Re8 45. Kd3 Be5 46. Be3 Bd6 47. Rhg1 Rg8 48. Rf1 Rf8 49. Bd4 Rdf7 50. Rc2 g5 51. Rf5 Bf4 52. c5 bxc5 53. Bxc5 Re8 54. hxg5 Bxg5 55. Rg2 Rg7 56. Bd4 Kh6 57. Bxf6 Bxf6 58. Rxf6+ Kh7 59. Rh2 Re5 60. Kd4 Reg5 61. Rh4 Kg8 62. Ra6 Re7 63. Rxa5 Rg4 64. Rxh5 Rexe4+ 65. Kd3 Rd4+ 66. Ke3 Rde4+ 67. Kd3 Rd4+ 68. Kc3 Rc4+ 69. Kb3 Rb4+ 70. Ka3 Rbd4 71. Rh3 Rxd5 72. Rc3 Rd7 73. Ra8+ Kf7 74. Ra7 Ke8 75. Raxc7 Rd1 76. R7c4 Rg7 77. Kb4 1-0

[Event "Kislovodsk Plaza op"]
[Site "Kislovodsk"]
[Date "2010.12.17"]
[Round "7"]
[White "Ilyinikh, Yury"]
[Black "Kolchenko, Sergey"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "2134"]
[PlyCount "54"]
[EventDate "2010.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 d6 5. Bg2 0-0 6. d4 Nc6 7. d5 Nb8 8. Nd4 e5 9. dxe6 fxe6 10. 0-0 e5 11. Nc2 Nc6 12. Bg5 Be6 13. Nd5 Qd7 14. Qd2 Bh3 15. Nxf6+ Bxf6 16. Rad1 Bxg2 17. Kxg2 Bxg5 18. Qxg5 Qf5 19. Qxf5 Rxf5 20. Ne3 Rf7 21. Nd5 Nd4 22. Rd2 Ne6 23. Nc3 a6 24. a3 Raf8 25. Ne4 Nd4 26. Rfd1 Nb3 27. Rc2 Nd4 1/2-1/2

[Event "Kislovodsk Plaza op"]
[Site "Kislovodsk"]
[Date "2010.12.16"]
[Round "6"]
[White "Kolchenko, Sergey"]
[Black "Basiev, Valeriy P"]
[Result "1/2-1/2"]
[ECO "B76"]
[BlackElo "2032"]
[PlyCount "105"]
[EventDate "2010.12.11"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Nxd5 cxd5 13. Qxd5 Qc7 14. Qc5 Qb8 15. Qa3 Be6 16. Bd3 Qe5 17. Be4 Rab8 18. Bd4 Qg5+ 19. Kb1 Bxd4 20. Rxd4 Qxg2 21. f4 Qf2 22. Qd3 Rfc8 23. Qd2 Qh4 24. f5 Bc4 25. Bd5 Qf6 26. Bxc4 Rxc4 27. Rd8+ Rxd8 28. Qxd8+ Kg7 29. fxg6 hxg6 30. b3 Rc5 31. Rd1 a5 32. Qd4 Re5 33. c4 a4 34. Kb2 Re2+ 35. Ka3 e5 36. Qd5 Qf2 37. Kxa4 Rxa2+ 38. Kb4 Qb6+ 39. Qb5 Qe3 40. Qd5 Rxh2 41. c5 Rh4+ 42. Kb5 Qc3 43. Rf1 f5 44. Rf3 Qe1 45. Rd3 Qe2 46. Kc6 e4 47. Qe5+ Kh6 48. Rg3 Rg4 49. Rh3+ Kg5 50. Qe7+ Kf4 51. Qd6+ Kg5 52. Qe7+ Kf4 53. Qd6+ 1/2-1/2

[Event "Kislovodsk Plaza op"]
[Site "Kislovodsk"]
[Date "2010.12.15"]
[Round "5"]
[White "Dotdaeva, Aminat"]
[Black "Kolchenko, Sergey"]
[Result "1/2-1/2"]
[ECO "C89"]
[WhiteElo "2109"]
[PlyCount "82"]
[EventDate "2010.12.11"]
[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 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 e4 10. Ng5 Na5 11. Nxe4 Nxe4 12. Rxe4 Nxb3 13. axb3 Re8 14. c4 Bf5 15. Re3 Bc5 16. d4 Bd6 17. Nc3 Qh4 18. g3 Qh3 19. c5 Bf8 20. b4 g6 21. Bd2 Bg7 22. Rxe8+ Rxe8 23. Bf4 Bg4 24. Qf1 Qh5 25. Be3 Bh3 26. Qd1 Bg4 27. Qd3 Bf3 28. Re1 Bxd5 29. Nxd5 Qxd5 30. Ra1 Re6 31. Ra3 Re4 32. Rxa6 Bxd4 33. Ra1 Qe5 34. Bxd4 Qxd4 35. Qxd4 Rxd4 36. Ra8+ Kg7 37. Rc8 Rxb4 38. Rxc7 Rxb2 39. Rb7 b4 40. c6 Rc2 41. Rxb4 Rxc6 1/2-1/2

[Event "Kislovodsk Plaza op"]
[Site "Kislovodsk"]
[Date "2010.12.14"]
[Round "4"]
[White "Kolchenko, Sergey"]
[Black "Stepanov, Arseny"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "115"]
[EventDate "2010.12.11"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 h5 10. h4 Kh7 11. Kb1 a5 12. Bb5 Bd7 13. Qe2 Rc8 14. Nxc6 bxc6 15. Ba4 c5 16. e5 Ne8 17. Bxd7 Qxd7 18. Bg5 Qb7 19. Qb5 Rb8 20. Qxb7 Rxb7 21. exd6 exd6 22. Na4 Rb4 23. b3 Be5 24. c4 Nf6 25. Bxf6 Bxf6 26. Rxd6 Bd4 27. Re1 Rfb8 28. Kc2 Kg7 29. Re2 Rxa4 30. bxa4 Rb4 31. Kd3 Bf6 32. Rc6 Rxa4 33. Rxc5 Bxh4 34. Rb5 f5 35. c5 Bf6 36. c6 Rd4+ 37. Kc2 Rc4+ 38. Kb3 Rxc6 39. Rxa5 Rc7 40. a4 h4 41. Rb5 h3 42. a5 Bd4 43. gxh3 Rc3+ 44. Ka4 Rxf3 45. Rb3 Rf1 46. a6 f4 47. Re4 Bc5 48. Kb5 f3 49. Kxc5 f2 50. Rf4 Rc1+ 51. Kb6 f1Q 52. Rxf1 Rxf1 53. a7 Rf6+ 54. Kb7 Rf7+ 55. Ka6 Rf6+ 56. Rb6 Rf8 57. Rb8 Rf6+ 58. Kb5 1-0

[Event "Kislovodsk Plaza op"]
[Site "Kislovodsk"]
[Date "2010.12.13"]
[Round "3"]
[White "Kolchenko, Sergey"]
[Black "Shagin, Andrey"]
[Result "0-1"]
[ECO "B32"]
[PlyCount "94"]
[EventDate "2010.12.11"]
[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 e5 5. Nb5 d6 6. c4 Be6 7. N1c3 a6 8. Na3 Rc8 9. Nd5 Nce7 10. Bd3 Nxd5 11. exd5 Bd7 12. 0-0 f5 13. Re1 Nf6 14. Bg5 Be7 15. Bxf6 Bxf6 16. Nc2 0-0 17. Rb1 e4 18. Bf1 Qa5 19. a3 Ba4 20. b3 Bd7 21. a4 Be8 22. g3 Be5 23. Bg2 Qc5 24. Qd2 b5 25. axb5 axb5 26. Bf1 bxc4 27. bxc4 Rb8 28. Ne3 f4 29. gxf4 Bxf4 30. Qe2 Bxe3 31. Qxe3 Qxe3 32. fxe3 Ba4 33. Rxb8 Rxb8 34. Ra1 Rb4 35. Kf2 Kf7 36. Kg3 g5 37. Rc1 Rb3 38. Kf2 Rb2+ 39. Kg3 Bc2 40. Bh3 Bd3 41. c5 dxc5 42. d6 c4 43. Ra1 Rb8 44. Ra7+ Kf6 45. Rc7 Rd8 46. d7 h5 47. Rc6+ Ke7 0-1

[Event "Kislovodsk Plaza op"]
[Site "Kislovodsk"]
[Date "2010.12.12"]
[Round "2"]
[White "Tverdokhlebov, Yury"]
[Black "Kolchenko, Sergey"]
[Result "1/2-1/2"]
[ECO "C91"]
[WhiteElo "2022"]
[PlyCount "18"]
[EventDate "2010.12.11"]
[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 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d6 9. d4 Bg4 1/2-1/2

[Event "Kislovodsk Plaza op"]
[Site "Kislovodsk"]
[Date "2010.12.11"]
[Round "1"]
[White "Mkrtchian, Artak"]
[Black "Kolchenko, Sergey"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2101"]
[PlyCount "107"]
[EventDate "2010.12.11"]
[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. Nf3 g6 3. c3 Bg7 4. Bf4 d6 5. e3 0-0 6. h3 b6 7. Be2 Bb7 8. 0-0 Nbd7 9. Nbd2 Ne4 10. Nxe4 Bxe4 11. Nd2 Bb7 12. Bf3 Bxf3 13. Nxf3 e5 14. dxe5 Nxe5 15. Re1 Nxf3+ 16. Qxf3 Qe7 17. Rad1 Rfe8 18. e4 Be5 19. Be3 Qe6 20. a3 a5 21. Bd4 Qb3 22. Qe2 Rad8 23. Qd2 Bxd4 24. cxd4 Re7 25. Re3 Qb5 26. d5 Rde8 27. Rde1 Qa4 28. Qd3 Qd7 29. f4 f6 30. Qc3 Kf7 31. Qc4 Kg7 32. Kf2 Rc8 33. Rc1 Kf7 34. e5 fxe5 35. fxe5 Rxe5 36. Rxe5 dxe5 37. d6+ Qe6 38. Qc6 Rd8 39. dxc7 Rc8 40. Ke3 Ke7 41. Qxe6+ Kxe6 42. Rc6+ Kd5 43. Rxb6 Rxc7 44. Rb5+ Rc5 45. Rxc5+ Kxc5 46. Ke4 Kc4 47. b4 axb4 48. axb4 Kxb4 49. Kxe5 Kc4 50. Kf6 Kd4 51. Kg7 Ke3 52. Kxh7 g5 53. Kg6 Kf4 54. g4 1-0

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2009.10.11"]
[Round "9"]
[White "Kolchenko, Sergey"]
[Black "Simonenko, Viktor"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "61"]
[EventDate "2009.10.03"]
[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 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Nc3 c6 6. Bd3 g6 7. 0-0 Bg7 8. Bg5 0-0 9. h3 Nbd7 10. Qd2 b6 11. Rfe1 Bb7 12. Ne5 Qc7 13. Bf4 Qc8 14. b4 b5 15. a3 a6 16. Na2 Re8 17. Nc1 Nh5 18. Bh2 f5 19. Nb3 Nhf6 20. f3 Nxe5 21. Bxe5 Nd7 22. Bd6 Bf8 23. Qf4 Qd8 24. Rxe8 Qxe8 25. Kf2 Qf7 26. Na5 Bxd6 27. Qxd6 Nb8 28. Re1 Qd7 29. Qxd7 Nxd7 30. Nxb7 Nf6 31. Re6 1-0

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2009.10.10"]
[Round "8"]
[White "Polischuk, Vyacheslav"]
[Black "Kolchenko, Sergey"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "96"]
[EventDate "2009.10.03"]
[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. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 Nc6 5. Bb2 0-0 6. Nf3 d5 7. Be2 Bg4 8. 0-0 Bd6 9. c4 dxc4 10. Bxc4 Ne5 11. Be2 Nxf3+ 12. Bxf3 Bxf3 13. Qxf3 c6 14. d4 Re8 15. Nc3 Qc7 16. g3 Qe7 17. Rfe1 Ne4 18. Nxe4 Qxe4 19. Qxe4 Rxe4 20. f3 Re7 21. e4 f6 22. f4 Rae8 23. e5 fxe5 24. dxe5 Bc5+ 25. Kg2 g6 26. Rad1 b5 27. Rc1 Bb4 28. Re4 c5 29. a3 Rd7 30. Re2 Rd2 31. Rxd2 Bxd2 32. Rxc5 b4 33. a4 Rb8 34. Kf3 b3 35. Rb5 Rb6 36. Rxb6 axb6 37. Ke4 Kf7 38. g4 Bb4 39. f5 gxf5+ 40. gxf5 Bc5 41. Kd5 Bg1 42. h3 Bh2 43. e6+ Ke8 44. Ba3 Bg1 45. Kc4 b2 46. Bxb2 Bc5 47. a5 Be3 48. a6 h5 1-0

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2009.10.08"]
[Round "6"]
[White "Kolchenko, Sergey"]
[Black "Voskanyan, Arman"]
[Result "0-1"]
[ECO "C15"]
[BlackElo "2209"]
[PlyCount "48"]
[EventDate "2009.10.03"]
[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 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. Qg4 Nf6 7. Qh4 Qd5 8. Be3 Nbd7 9. Qg5 Qxg5 10. Bxg5 h6 11. Be3 Nd5 12. c4 Nxe3 13. fxe3 e5 14. c3 0-0 15. g3 f5 16. Ne2 Nb6 17. Nc1 Bd7 18. Be2 f4 19. exf4 exf4 20. gxf4 Rxf4 21. Rf1 Rh4 22. Rf2 Rf8 23. Rxf8+ Kxf8 24. Nb3 Na4 0-1

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2009.10.07"]
[Round "5"]
[White "Ilyinikh, Yury"]
[Black "Kolchenko, Sergey"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "2148"]
[PlyCount "41"]
[EventDate "2009.10.03"]
[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 d5 3. c4 c6 4. Nc3 a6 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 Bg4 8. Bc4 e6 9. 0-0 Be7 10. a4 0-0 11. Bf4 Nd7 12. a5 Nf6 13. Re1 Re8 14. h3 Bh5 15. Qb3 Bxf3 16. gxf3 Nh5 17. Be3 Bg5 18. Qc2 Bf4 19. Bf1 Qg5+ 20. Bg2 e5 21. d5 1/2-1/2

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2009.10.06"]
[Round "4"]
[White "Kolchenko, Sergey"]
[Black "Shkurat, Sergey"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "75"]
[EventDate "2009.10.03"]
[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 Nf6 5. d3 0-0 6. c3 d6 7. Bg5 a6 8. a4 Nd7 9. Bxe7 Qxe7 10. b4 a5 11. b5 Nd8 12. Nbd2 Nb6 13. Qe2 Nxc4 14. Nxc4 Bg4 15. Ne3 Bh5 16. Nf5 Qe8 17. Qe3 f6 18. h3 Ne6 19. g4 Bg6 20. N3h4 Bf7 21. Kh2 Nf4 22. Ng2 Nxg2 23. Kxg2 Kh8 24. f4 exf4 25. Rxf4 d5 26. Kg1 Rd8 27. d4 Qe6 28. e5 Rfe8 29. Re1 c5 30. Qf2 cxd4 31. Nxg7 Kxg7 32. exf6+ Kg8 33. Rxe6 Rxe6 34. cxd4 Rde8 35. Qh4 Re1+ 36. Rf1 Rxf1+ 37. Kxf1 Re4 38. Qh6 1-0

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2009.10.05"]
[Round "3"]
[White "Zelensky, Vitaly"]
[Black "Kolchenko, Sergey"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "82"]
[EventDate "2009.10.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nc6 2. d4 d5 3. g3 Bf5 4. c3 e6 5. Bg2 Nf6 6. 0-0 Bd6 7. Nbd2 0-0 8. Nh4 Bg6 9. Nxg6 fxg6 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Qd7 13. Bg5 Rae8 14. h4 Ne7 15. h5 Qb5 16. Bxe7 Bxe7 17. hxg6 h6 18. Qb3 Qd7 19. Rae1 Rf6 20. d5 exd5 21. Qxd5+ Qxd5 22. Bxd5+ Kf8 23. Bf7 Rd8 24. Re2 b6 25. Rfe1 Rd7 26. Be6 Rd8 27. Bh3 Bd6 28. Re6 Rxe6 29. Bxe6 Ke7 30. Bf7+ Kd7 31. Kg2 c5 32. c4 Be7 33. b3 Bf6 34. f4 Kc7 35. Bd5 b5 36. Re6 Rd6 37. Kf3 Rxe6 38. Bxe6 b4 39. Ke4 Kd6 40. Bd5 a5 41. g4 Bc3 1/2-1/2

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2009.10.04"]
[Round "2"]
[White "Kolchenko, Sergey"]
[Black "Tavaracyan, Agram"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "87"]
[EventDate "2009.10.03"]
[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. Nc3 d6 5. d3 Nf6 6. Bg5 0-0 7. h3 d5 8. exd5 Nxd5 9. Bxd5 Bxg5 10. Nxg5 Qxg5 11. Ne4 Qe7 12. c3 Bd7 13. 0-0 a6 14. b4 Be6 15. Bxc6 bxc6 16. Nc5 Bf5 17. Qf3 Bd7 18. Rfe1 f6 19. Rad1 Be6 20. a3 a5 21. Qxc6 Bf7 22. d4 axb4 23. axb4 Rad8 24. dxe5 Rxd1 25. Rxd1 Qxe5 26. Qf3 c6 27. Nd7 Qe8 28. Nxf8 Kxf8 29. Qe3 Qxe3 30. fxe3 Ke7 31. Kf2 Bb3 32. Ra1 Ke6 33. Ra7 g5 34. Rxh7 Kd5 35. Ke2 f5 36. Rh5 Bc2 37. Rxg5 Be4 38. h4 Ke6 39. h5 Kf6 40. Rg3 Kf7 41. h6 f4 42. exf4 Bg6 43. Ke3 Kf6 44. Kd4 1-0

[Event "Stavropol Region-ch"]
[Site "Kislovodsk"]
[Date "2009.10.03"]
[Round "1"]
[White "Potapov, Alexander"]
[Black "Kolchenko, Sergey"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2175"]
[PlyCount "109"]
[EventDate "2009.10.03"]
[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. Bg5 e6 4. Nbd2 Be7 5. e3 Nbd7 6. Bd3 c5 7. c3 c4 8. Bc2 a6 9. Ne5 Nxe5 10. dxe5 Nd7 11. Bf4 f5 12. exf6 Nxf6 13. 0-0 0-0 14. Bg3 Bd6 15. Bxd6 Qxd6 16. Nxc4 Qc7 17. Nd2 e5 18. e4 Be6 19. Bb3 Rad8 20. Qe2 Kh8 21. Rae1 Bf7 22. exd5 Bxd5 23. Bxd5 Rxd5 24. Nf3 e4 25. Nd4 Qf7 26. f3 Re5 27. a3 Qg6 28. fxe4 Rfe8 29. Qf3 Rxe4 30. Rxe4 Qxe4 31. Qxe4 Rxe4 32. h3 Kg8 33. Kf2 Kf7 34. Re1 g6 35. Rxe4 Nxe4+ 36. Ke3 Nd6 37. b3 Kf6 38. c4 Ke5 39. Nf3+ Kf5 40. g4+ Kf6 41. Kd4 h5 42. Kd5 hxg4 43. hxg4 Ke7 44. Ne5 g5 45. Kc5 Nc8 46. b4 Ke6 47. Nf3 Kf6 48. a4 Kg6 49. a5 Kf6 50. b5 axb5 51. cxb5 Ke6 52. Nxg5+ Ke5 53. Nf7+ Kf4 54. g5 Kf5 55. Nd6+ 1-0

