[Event "Vladivostok City at Sea-B op"]
[Site "Vladivostok"]
[Date "2009.08.01"]
[Round "8"]
[White "Fedorenko, Ilya"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "A87"]
[BlackElo "1871"]
[PlyCount "85"]
[EventDate "2009.07.24"]
[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 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. 0-0 0-0 6. c4 d6 7. Nc3 Qe8 8. d5 e5 9. dxe6 Bxe6 10. Ng5 Nc6 11. Nxe6 Qxe6 12. Nd5 Qd7 13. Bf4 Rad8 14. Nxf6+ Bxf6 15. Qd2 Rb8 16. c5 Ne5 17. cxd6 Qxd6 18. Qxd6 cxd6 19. Rfd1 Rfd8 20. Rac1 g5 21. Be3 b6 22. Rc7 a5 23. Bd5+ Kh8 24. Be6 Ng4 25. Bd4 Bxd4 26. Rxd4 Nh6 27. Rc6 Rb7 28. Rcxd6 Rxd6 29. Rxd6 Kg7 30. Kf1 Nf7 31. Rd5 Nh6 32. Bxf5 Rc7 33. Rd7+ Rxd7 34. Bxd7 Kf6 35. e3 Nf7 36. f4 gxf4 37. gxf4 Nd6 38. Ke2 h6 39. Kd2 Ke7 40. Bc6 Ke6 41. e4 Nc8 42. e5 Ke7 43. Be4 1-0

[Event "Vladivostok City at Sea-B op"]
[Site "Vladivostok"]
[Date "2009.07.31"]
[Round "7"]
[White "Kovalkova, Nadezhda"]
[Black "Solomin, Denis"]
[Result "0-1"]
[ECO "E65"]
[WhiteElo "1871"]
[PlyCount "85"]
[EventDate "2009.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 d6 2. d4 g6 3. g3 Bg7 4. Bg2 Nf6 5. Nf3 0-0 6. 0-0 Nbd7 7. Nc3 a6 8. b3 c5 9. Bb2 cxd4 10. Nxd4 Rb8 11. Qd2 Nc5 12. e3 Ne6 13. Nce2 Nxd4 14. Nxd4 Bd7 15. Rac1 Qc8 16. Rfe1 Bh3 17. Bh1 h5 18. Nf3 Ne4 19. Qc2 Bxb2 20. Qxb2 Bf5 21. Nh4 Nc5 22. Nxf5 Qxf5 23. Qc2 Nd3 24. e4 Nxe1 25. exf5 Nxc2 26. Rxc2 gxf5 27. Bf3 h4 28. gxh4 Kg7 29. Re2 Kf6 30. Kf1 e5 31. Rd2 e4 32. Be2 Rbd8 33. Rc2 f4 34. Bg4 Ke5 35. Ke2 Rh8 36. Rd2 d5 37. cxd5 f5 38. Bh3 Rxh4 39. Bf1 Rxh2 40. Rc2 e3 41. Kf3 Rxf2+ 42. Rxf2 exf2 43. Kxf2 0-1

[Event "Vladivostok City at Sea-B op"]
[Site "Vladivostok"]
[Date "2009.07.30"]
[Round "6"]
[White "Bakirova, Alina"]
[Black "Kovalkova, Nadezhda"]
[Result "0-1"]
[ECO "A80"]
[BlackElo "1871"]
[PlyCount "62"]
[EventDate "2009.07.24"]
[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 f5 2. c4 Nf6 3. Nf3 g6 4. e3 Bg7 5. Bd3 0-0 6. b3 d6 7. Bb2 c6 8. 0-0 Kh8 9. Nc3 e6 10. h3 Nbd7 11. e4 fxe4 12. Nxe4 Nxe4 13. Bxe4 Nf6 14. Bd3 b6 15. Re1 Re8 16. Re2 Nh5 17. Qd2 Qf6 18. Re4 Bb7 19. Qg5 c5 20. Qxf6 Bxf6 21. Re3 Bxf3 22. Rxf3 Bxd4 23. Bxd4+ cxd4 24. g4 Ng7 25. Rf4 e5 26. Re4 g5 27. Rd1 Ne6 28. Ree1 Nf4 29. Kh2 Re6 30. Bf5 Rf6 31. Be4 Rh6 0-1

[Event "Vladivostok City at Sea-B op"]
[Site "Vladivostok"]
[Date "2009.07.29"]
[Round "5"]
[White "Fedotov, Nikita"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "B72"]
[BlackElo "1871"]
[PlyCount "102"]
[EventDate "2009.07.24"]
[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 d6 5. Be3 Nf6 6. Nc3 g6 7. Bc4 Bg7 8. h3 0-0 9. 0-0 Bd7 10. Qd2 Qc8 11. Kh2 Nh5 12. Be2 Be5+ 13. Kg1 Nf4 14. Bxf4 Bxd4 15. Bb5 Bg7 16. Bxc6 Bxc6 17. Rfe1 Rd8 18. Rab1 b6 19. Nd5 Qb7 20. c4 b5 21. cxb5 Bxb5 22. Qb4 Rd7 23. Rbc1 Bc6 24. Qxb7 Bxb7 25. b3 Rc8 26. Rxc8+ Bxc8 27. Rc1 Bb7 28. f3 Bd4+ 29. Be3 Bxe3+ 30. Nxe3 e6 31. Rd1 Kf8 32. Kf2 Ke7 33. Nc4 d5 34. exd5 Rxd5 35. Rxd5 exd5 36. Ne3 Kd6 37. Ke2 Kc5 38. Nc2 Ba6+ 39. Ke3 h5 40. h4 Bc8 41. a3 a5 42. Nd4 Bd7 43. Kd3 f6 44. f4 Bg4 45. g3 Bd7 46. Kc3 Be8 47. b4+ axb4+ 48. axb4+ Kb6 49. Nc2 f5 50. Kd4 Kc6 51. Ne3 Bf7 1-0

[Event "Vladivostok City at Sea-B op"]
[Site "Vladivostok"]
[Date "2009.07.27"]
[Round "3"]
[White "Kovalkova, Nadezhda"]
[Black "Soshnikov, Vladimir"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "1871"]
[PlyCount "121"]
[EventDate "2009.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. d3 b6 4. Nf3 Bb7 5. Nxe5 d6 6. Nf3 Nbd7 7. g3 d5 8. cxd5 Nxd5 9. Bg2 Bb4 10. Bd2 Nxc3 11. Bxc3 Qe7 12. Qd2 Bxc3 13. Qxc3 Nf6 14. 0-0 c5 15. Rac1 0-0 16. Rfe1 h6 17. h4 Rac8 18. Bh3 Rc7 19. Nd2 Bc8 20. Bf1 Nd5 21. Qc4 Be6 22. Qa4 Nb4 23. Nc4 Bd7 24. Qb3 b5 25. Ne3 Be6 26. Qd1 Nxa2 27. Ra1 Nb4 28. Bg2 Rd8 29. Qd2 Nc6 30. Rec1 Nd4 31. Be4 Nb3 32. Qc2 Nxa1 33. Rxa1 Rdc8 34. Ra5 Qd7 35. b3 g6 36. Bg2 f5 37. f4 Qd4 38. Kf2 Qb4 39. Ra6 Bf7 40. Nd5 Bxd5 41. Bxd5+ Kg7 42. Qb2+ Qd4+ 43. Qxd4+ cxd4 44. b4 Rc2 45. Rxa7+ R8c7 46. Ra5 Rb2 47. Rxb5 Rd7 48. Bc6 Re7 49. Bf3 Kf6 50. Rb6+ Re6 51. Rb7 Re7 52. Rb6+ Kf7 53. Bd5+ Kg7 54. Bf3 h5 55. b5 Kh6 56. Rb8 Rd7 57. b6 Kg7 58. b7 Kf6 59. Rc8 Rdxb7 60. Bxb7 Rxb7 61. Rd8 1/2-1/2

[Event "Vladivostok City at Sea-B op"]
[Site "Vladivostok"]
[Date "2009.07.26"]
[Round "2"]
[White "Vilchenko, Maxim"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "A87"]
[WhiteElo "2225"]
[BlackElo "1871"]
[PlyCount "50"]
[EventDate "2009.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 f5 2. g3 Nf6 3. Bg2 g6 4. Nc3 Bg7 5. d4 0-0 6. Nf3 d6 7. 0-0 Qe8 8. d5 e5 9. dxe6 Qxe6 10. Nd5 Na6 11. Nd4 Qd7 12. Nf4 Re8 13. h4 Bh6 14. Nh5 Bg7 15. Nxg7 Kxg7 16. b3 Qe7 17. Bb2 Nc5 18. f3 Qe3+ 19. Kh1 Kg8 20. Nc2 Qe7 21. Nb4 Nh5 22. Kh2 f4 23. Qd5+ Be6 24. Qd4 fxg3+ 25. Kg1 Kf7 1-0

[Event "Vladivostok City at Sea-B op"]
[Site "Vladivostok"]
[Date "2009.07.25"]
[Round "1"]
[White "Kovalkova, Nadezhda"]
[Black "Vasiliev, Evgeniy"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "1871"]
[PlyCount "74"]
[EventDate "2009.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 g6 3. Nf3 Bg7 4. Nc3 0-0 5. g3 d6 6. Bg2 Nbd7 7. 0-0 Re8 8. e4 e5 9. Bg5 h6 10. Bxf6 Nxf6 11. dxe5 dxe5 12. Qxd8 Rxd8 13. Nxe5 Ne8 14. f4 Bxe5 15. fxe5 Be6 16. b3 Rd3 17. Nd5 g5 18. Rad1 Rxd1 19. Rxd1 c6 20. Ne7+ Kf8 21. Nf5 h5 22. h3 g4 23. hxg4 hxg4 24. Bf1 Ng7 25. Nh6 Nh5 26. Kg2 Kg7 27. Nf5+ Kg6 28. Ne3 f6 29. Rd6 Re8 30. exf6 Kxf6 31. Nxg4+ Ke7 32. e5 Bxg4 33. Rg6 Be6 34. Rg5 Bf7 35. Be2 Rg8 36. Rxg8 Bxg8 37. Bxh5 Ke6 1-0

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2008.06.08"]
[Round "9"]
[White "Kovalkova, Nadezhda"]
[Black "Popova, Elena"]
[Result "0-1"]
[ECO "E72"]
[WhiteElo "1880"]
[BlackElo "2031"]
[PlyCount "48"]
[EventDate "2008.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. d4 0-0 6. e4 Nbd7 7. Nge2 e5 8. f4 Re8 9. 0-0 a5 10. b3 exd4 11. Nxd4 Nc5 12. Re1 Bg4 13. Qd2 Qc8 14. Bb2 Bh3 15. Bh1 h5 16. Rab1 h4 17. Bf3 hxg3 18. hxg3 Bg4 19. Qe3 Bxf3 20. Qxf3 Qg4 21. Qxg4 Nxg4 22. Ndb5 Rac8 23. Kg2 Nd3 24. Red1 Ne3+ 0-1

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2008.06.07"]
[Round "8"]
[White "Kliuchikov, Evgeniy"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "A80"]
[BlackElo "1880"]
[PlyCount "85"]
[EventDate "2008.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 f5 2. e3 Nf6 3. f4 g6 4. Nf3 Bg7 5. Be2 c6 6. 0-0 0-0 7. c3 d6 8. Bd2 Nbd7 9. h3 Qc7 10. Be1 Nb6 11. Nbd2 Nfd7 12. Qb3+ Kh8 13. Ng5 Nf6 14. Bf2 h6 15. Ngf3 Nfd7 16. Nh4 Kh7 17. g4 e5 18. gxf5 gxf5 19. Bd3 e4 20. Nxe4 Nf6 21. Ng3 d5 22. Bxf5+ Bxf5 23. Nhxf5 Rad8 24. Kh2 Qf7 25. Rg1 Rg8 26. Rg2 Nh5 27. Nxh5 Qxf5 28. Ng3 Qf6 29. Qc2+ Kh8 30. Qf5 Qxf5 31. Nxf5 Bf8 32. Rxg8+ Kxg8 33. Rg1+ Kh7 34. Bh4 Rd7 35. b3 Nc8 36. Ng3 Rf7 37. Nh5 Be7 38. Bxe7 Nxe7 39. Ng3 a5 40. Kg2 b5 41. Kf3 Rg7 42. Ne2 Rxg1 43. Nxg1 1-0

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2008.06.06"]
[Round "7"]
[White "Zagryadsky, Dmitriy"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "A85"]
[BlackElo "1880"]
[PlyCount "58"]
[EventDate "2008.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. e3 0-0 6. Rc1 d6 7. Nf3 Qe8 8. Nd2 e5 9. Bxf6 Rxf6 10. Nb3 b6 11. d5 c6 12. e4 Qd7 13. Nd2 Bb7 14. f3 a5 15. dxc6 Bxc6 16. Nd5 Bxd5 17. cxd5 Ra7 18. Be2 Bh6 19. Rc3 Rc7 20. Qc2 Rf7 21. Kf2 Qc8 22. Rc4 Qd8 23. Qb3 Rb7 24. Bd3 fxe4 25. Bxe4 Na6 26. Ke2 b5 27. Rc3 Nc5 28. Qc2 b4 29. Rc4 Qb6 1-0

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2008.06.05"]
[Round "6"]
[White "Kovalkova, Nadezhda"]
[Black "Tarnovskiy, Valeriy"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "1880"]
[PlyCount "72"]
[EventDate "2008.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. d3 d5 4. cxd5 Nxd5 5. Nf3 Nc6 6. g3 Bb4 7. Bd2 0-0 8. Bg2 Bxc3 9. Bxc3 Nxc3 10. bxc3 Qe7 11. Nd2 Bd7 12. Rb1 Rab8 13. 0-0 b5 14. Qc2 a5 15. Rb2 h5 16. h4 Kh8 17. Rfb1 f5 18. e4 f4 19. Nf3 fxg3 20. fxg3 Rf6 21. Rf1 Rbf8 22. Qc1 Qc5+ 23. Kh2 Bg4 24. Ng5 Rf2 25. Rfxf2 Rxf2 26. Rxf2 Qxf2 27. Qf1 Qxf1 28. Bxf1 b4 29. cxb4 Nxb4 30. Nf7+ Kg8 31. Nxe5 Nxa2 32. d4 Nc3 33. Bc4+ Kf8 34. Nc6 a4 35. e5 a3 36. Nb4 Be2 1/2-1/2

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2008.06.04"]
[Round "5"]
[White "Kovalkova, Nadezhda"]
[Black "Ovcharenko, Leonid Mikhailovich"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1880"]
[BlackElo "2130"]
[PlyCount "62"]
[EventDate "2008.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. g3 Nd4 5. Bg2 Nxf3+ 6. Bxf3 e6 7. d4 cxd4 8. Qxd4 Bb4 9. Bf4 d6 10. Rd1 Bc5 11. Qd2 Qb6 12. Na4 Qb4 13. Nxc5 Qxd2+ 14. Rxd2 dxc5 15. Bd6 Nd7 16. 0-0 f6 17. Rfd1 Kf7 18. b3 h5 19. Bc7 Ne5 20. Bxe5 fxe5 21. Rd8 Rxd8 22. Rxd8 g6 23. Kf1 Ke7 24. Rh8 Kf7 25. Kg2 a5 26. Kh3 Kg7 27. Rd8 e4 28. Bxe4 g5 29. f4 e5+ 30. Kg2 Bh3+ 31. Kxh3 Rxd8 0-1

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2008.06.04"]
[Round "4"]
[White "Pavlovskiy, Mikhail"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2211"]
[BlackElo "1880"]
[PlyCount "76"]
[EventDate "2008.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nf6 8. Qd2 Nxd4 9. Bxd4 0-0 10. f3 b6 11. Be3 Re8 12. 0-0-0 Bb7 13. Bh6 Bh8 14. h4 Qc8 15. h5 Ba6 16. hxg6 fxg6 17. Bxa6 Qxa6 18. Kb1 Qa5 19. Bg5 Qe5 20. Be3 Rab8 21. Rhe1 a6 22. Bd4 Qe6 23. e5 dxe5 24. Bxe5 Rbc8 25. Bd4 Qc6 26. Qe3 b5 27. a3 a5 28. Qe6+ Qxe6 29. Rxe6 Rb8 30. Rb6 b4 31. axb4 axb4 32. Na2 Rxb6 33. Bxb6 Rb8 34. Bc5 Kf7 35. Bxb4 Nh5 36. Re1 Bf6 37. Rh1 Kg7 38. Bc3 Bxc3 1-0

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2008.06.02"]
[Round "3"]
[White "Kovalkova, Nadezhda"]
[Black "Voloshin, Konstantin"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1880"]
[PlyCount "42"]
[EventDate "2008.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. d3 Be7 4. Nf3 Nc6 5. g3 0-0 6. Bg2 d6 7. 0-0 Bg4 8. a3 Qd7 9. Re1 Bh3 10. Bh1 Bg4 11. b4 Rab8 12. Bb2 Nh5 13. e3 f5 14. b5 Nd8 15. Qd2 f4 16. exf4 exf4 17. Nd5 Bf6 18. Bxf6 Nxf6 19. Re7 Qf5 20. Nd4 Qg6 21. Nxf4 Qh6 1-0

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2008.05.31"]
[Round "1"]
[White "Vardanian, Tatevik"]
[Black "Kovalkova, Nadezhda"]
[Result "0-1"]
[ECO "B54"]
[BlackElo "1880"]
[PlyCount "42"]
[EventDate "2008.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. Bb5 Bd7 5. d4 cxd4 6. Nxd4 g6 7. Nxc6 bxc6 8. Bc4 Bg7 9. Qf3 Nf6 10. 0-0 Rb8 11. Re1 Qc7 12. Rb1 0-0 13. Bf4 Ng4 14. Bb3 Bd4 15. Be3 Nxe3 16. fxe3 Be5 17. Rf1 e6 18. Ne2 c5 19. Nf4 c4 20. Bxc4 Qxc4 21. c3 Bc6 0-1

[Event "Vladivostok op 03"]
[Site "Vladivostok"]
[Date "2008.03.28"]
[Round "9"]
[White "Kovalkova, Nadezhda"]
[Black "Ishenko, Dmitry"]
[Result "1/2-1/2"]
[ECO "E14"]
[WhiteElo "1880"]
[PlyCount "34"]
[EventDate "2008.03.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. d4 b6 5. Nf3 Bd6 6. Bd3 Bb7 7. 0-0 0-0 8. b3 Nbd7 9. Bb2 Ne4 10. Qc2 f5 11. Nb5 a6 12. Nxd6 cxd6 13. Ba3 Ndf6 14. Nd2 Nxd2 15. Qxd2 a5 16. Rac1 Qd7 17. Rc2 Rac8 1/2-1/2

[Event "Vladivostok op 03"]
[Site "Vladivostok"]
[Date "2008.03.26"]
[Round "8"]
[White "Kovalkova, Nadezhda"]
[Black "Pats, Vladimir"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "1880"]
[BlackElo "1992"]
[PlyCount "63"]
[EventDate "2008.03.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. d3 Nf6 4. Nf3 d6 5. g3 g6 6. Bg2 Bg7 7. 0-0 0-0 8. Bd2 Bd7 9. Qc1 Rc8 10. Bh6 e6 11. Rd1 d5 12. cxd5 exd5 13. Bxg7 Kxg7 14. d4 Nxd4 15. Nxd4 cxd4 16. Rxd4 Be6 17. Qd2 Qb6 18. Rd1 Rc7 19. Nxd5 Bxd5 20. Bxd5 Rd8 21. Bb3 Rcd7 22. Rxd7 Rxd7 23. Qc3 Rxd1+ 24. Bxd1 Qd6 25. Bb3 b6 26. e4 Qc5 27. Qxc5 bxc5 28. f3 Nd7 29. Kf2 Kf6 30. Ke3 Ke7 31. f4 Nf6 32. Kd3 0-1

[Event "Vladivostok op 03"]
[Site "Vladivostok"]
[Date "2008.03.26"]
[Round "7"]
[White "Voloshin, Konstantin"]
[Black "Kovalkova, Nadezhda"]
[Result "0-1"]
[ECO "A10"]
[BlackElo "1880"]
[PlyCount "60"]
[EventDate "2008.03.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 f5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. 0-0 0-0 7. Ng5 c6 8. d3 e5 9. e3 Qc7 10. Qb3 Kh8 11. d4 h6 12. Nf3 Na6 13. Bd2 Be6 14. Ne2 Nd7 15. Qc2 d5 16. cxd5 Bxd5 17. Nh4 Bf7 18. Bc3 Kh7 19. e4 fxe4 20. Bxe4 Qd6 21. Rad1 Qe6 22. f4 Qe8 23. f5 gxf5 24. Bxf5+ Kg8 25. Ng6 Bxg6 26. Bxg6 Qe7 27. Qb3+ Kh8 28. Qxb7 exd4 29. Nf4 Nac5 30. Bh5 Qe3+ 0-1

[Event "Vladivostok op 03"]
[Site "Vladivostok"]
[Date "2008.03.25"]
[Round "6"]
[White "Tarasov, Valentin"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "B25"]
[BlackElo "1880"]
[PlyCount "69"]
[EventDate "2008.03.22"]
[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. Nc3 Nc6 3. g3 d6 4. Bg2 Nf6 5. d3 g6 6. Nge2 Bg7 7. 0-0 0-0 8. h3 Be6 9. Nf4 Bd7 10. Be3 Qc8 11. Kh2 h5 12. Rb1 a6 13. a3 b5 14. e5 dxe5 15. Nfd5 Rb8 16. Bxc5 Re8 17. Re1 e6 18. Nxf6+ Bxf6 19. Bd6 Rb6 20. Bxc6 Rxc6 21. Bxe5 Bxe5 22. Rxe5 f6 23. Re3 e5 24. h4 Kg7 25. Qd2 Rc5 26. d4 exd4 27. Qxd4 Rc4 28. Qd2 Qc6 29. Rbe1 Re6 30. Qe2 Kf7 31. Rxe6 Qxe6 32. Qd2 Qh3+ 33. Kg1 Bc6 34. Nd5 Qf5 35. Re7+ 1-0

[Event "Vladivostok op 03"]
[Site "Vladivostok"]
[Date "2008.03.24"]
[Round "5"]
[White "Kovalkova, Nadezhda"]
[Black "Kopaev, Pavel"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "1880"]
[BlackElo "2146"]
[PlyCount "78"]
[EventDate "2008.03.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. g3 Nf6 4. Bg2 g6 5. 0-0 Bg7 6. Nc3 0-0 7. d3 d6 8. Bd2 h6 9. Qc1 Kh7 10. Rb1 Be6 11. a3 a5 12. Nb5 Qd7 13. Re1 Bh3 14. Bh1 Bg4 15. Qc2 e5 16. b4 axb4 17. axb4 Ne8 18. Qb3 b6 19. Nc3 Bxf3 20. Bxf3 Nd4 21. Qd1 Nxf3+ 22. exf3 Nc7 23. Qc2 Qf5 24. f4 exf4 25. Bxf4 Ne6 26. Be3 Ra3 27. Ne4 Be5 28. Red1 Rfa8 29. bxc5 bxc5 30. Rb6 Ra2 31. Qc1 Nd4 32. Nc3 Rc2 33. Qb1 Rxc3 34. f4 Bg7 35. Kg2 Rc2+ 36. Rd2 Rxd2+ 37. Bxd2 Qg4 38. Qf1 Ra2 39. Qf2 Qd1 0-1

[Event "Vladivostok op 03"]
[Site "Vladivostok"]
[Date "2008.03.23"]
[Round "4"]
[White "Kovalkova, Nadezhda"]
[Black "Semenov, Mikhail3333"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "1880"]
[PlyCount "63"]
[EventDate "2008.03.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. d3 f5 4. g3 Nf6 5. Bg2 c6 6. f4 Nbd7 7. e4 fxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 10. Bf3 Be7 11. Qb3 0-0 12. Ne2 Qc7 13. Be3 Ng4 14. d4 Nxe3 15. Qxe3 exd4 16. Nxd4 Bf6 17. 0-0 Bd7 18. Qf2 Rae8 19. Rad1 Kh8 20. Kh1 c5 21. Nb3 a5 22. Qd2 Bh3 23. Rfe1 a4 24. Na5 b6 25. Nb7 Rxe1+ 26. Rxe1 Bd4 27. Qe2 Bd7 28. Qe7 Rc8 29. Bd5 b5 30. Nxd6 g6 31. Nf7+ Kg7 32. Ng5+ 1-0

[Event "Vladivostok op 03"]
[Site "Vladivostok"]
[Date "2008.03.23"]
[Round "3"]
[White "Zaharov, Petr"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "A10"]
[BlackElo "1880"]
[PlyCount "63"]
[EventDate "2008.03.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b3 f5 2. c4 Nf6 3. d4 e6 4. Nc3 Bb4 5. Bd2 Qe7 6. Nf3 Ne4 7. Qc2 Nxd2 8. Qxd2 b6 9. g3 Bb7 10. Bg2 Na6 11. 0-0 c5 12. e3 Rd8 13. a3 cxd4 14. axb4 dxc3 15. Qxc3 0-0 16. b5 Nc5 17. Rxa7 Ra8 18. Rfa1 Rxa7 19. Rxa7 Ra8 20. Rxa8+ Bxa8 21. b4 Ne4 22. Qa3 Qf8 23. Ne5 Qe8 24. Nxd7 Qxd7 25. Qxa8+ Kf7 26. Bxe4 fxe4 27. Qxe4 g6 28. Qd4 Qc7 29. c5 bxc5 30. bxc5 e5 31. Qd5+ Kg7 32. b6 1-0

[Event "Vladivostok op 03"]
[Site "Vladivostok"]
[Date "2008.03.22"]
[Round "2"]
[White "Kovalkova, Nadezhda"]
[Black "Yurkov, Nikita"]
[Result "0-1"]
[ECO "A35"]
[WhiteElo "1880"]
[PlyCount "34"]
[EventDate "2008.03.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. d3 d6 4. g3 Bd7 5. Bg2 Rb8 6. Nf3 g6 7. 0-0 Bg7 8. a3 Nf6 9. Rb1 0-0 10. b4 b6 11. Bd2 Ne8 12. Qc1 Nc7 13. Bh6 Ne6 14. Bxg7 Kxg7 15. Nd5 Ncd4 16. Qc3 f6 17. e3 Ne2+ 0-1

[Event "Vladivostok op 03"]
[Site "Vladivostok"]
[Date "2008.03.22"]
[Round "1"]
[White "Starkov, Dmitry"]
[Black "Kovalkova, Nadezhda"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "2036"]
[BlackElo "1880"]
[PlyCount "13"]
[EventDate "2008.03.22"]
[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. Bxc6 dxc6 5. 0-0 Bg4 6. h3 h5 7. d3 1/2-1/2

[Event "DV FR-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.11.10"]
[Round "9"]
[White "Kovalkova, Nadezhda"]
[Black "Zherebtsova, Alexandra"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1902"]
[BlackElo "1901"]
[PlyCount "88"]
[EventDate "2007.11.02"]
[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 e6 2. d4 d5 3. exd5 exd5 4. Ne2 Nf6 5. Nbc3 Bd6 6. g3 c6 7. Bg2 0-0 8. 0-0 Bf5 9. Bf4 Nh5 10. Qd2 Nxf4 11. Nxf4 Bxf4 12. gxf4 Qd6 13. Rac1 Nd7 14. Kh1 Rfe8 15. Ne2 Qg6 16. Ng3 h5 17. Nxf5 Qxf5 18. c4 Nf6 19. f3 dxc4 20. Rxc4 Nd5 21. Rc5 Qxf4 22. Qxf4 Nxf4 23. Rf5 Nxg2 24. Kxg2 g6 25. Rg5 Re2+ 26. Rf2 Rxf2+ 27. Kxf2 Rd8 28. Ke3 Kg7 29. Rg2 Kf6 30. b3 g5 31. h3 Kf5 32. a4 Re8+ 33. Kf2 Kf4 34. b4 a6 35. Rg1 f6 36. Rg2 Re3 37. Rg3 Re2+ 38. Kxe2 Kxg3 39. Ke3 Kxh3 40. b5 axb5 41. axb5 g4 42. fxg4 hxg4 43. Kf2 Kh2 44. Kf1 g3 0-1

[Event "DV FR-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.11.08"]
[Round "7"]
[White "Kovalkova, Nadezhda"]
[Black "Adamova, Tuyaara"]
[Result "1-0"]
[ECO "A32"]
[WhiteElo "1902"]
[PlyCount "75"]
[EventDate "2007.11.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nf6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 h6 6. e4 Bb4 7. Qc2 Bxc3+ 8. bxc3 d6 9. Ba3 d5 10. Rd1 Nxe4 11. cxd5 exd5 12. Qe2 Nc6 13. f3 Qa5 14. Nb5 Be6 15. fxe4 0-0-0 16. Qb2 Rd7 17. Rb1 b6 18. Nd6+ Kc7 19. Bb4 Qa4 20. Bb5 Nxb4 21. cxb4 dxe4 22. Bxa4 Rxd6 23. Qc3+ Kb7 24. 0-0 f6 25. Rfd1 Rxd1+ 26. Rxd1 Rc8 27. Qe3 f5 28. Bb3 Bxb3 29. Qxb3 Rc7 30. Qd5+ Ka6 31. Qxf5 Rc4 32. Qf1 b5 33. a4 Rxb4 34. axb5+ Kb6 35. Rd6+ Kc5 36. Rc6+ Kd4 37. Qd1+ Ke3 38. Qe1+ 1-0

[Event "DV FR-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.11.07"]
[Round "6"]
[White "Landina, Natalya"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "A87"]
[WhiteElo "2099"]
[BlackElo "1902"]
[PlyCount "63"]
[EventDate "2007.11.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. g3 d6 6. Bg2 0-0 7. 0-0 Qe8 8. Qb3 e5 9. c5+ Kh8 10. cxd6 cxd6 11. dxe5 dxe5 12. Nb5 Na6 13. Nd6 Qe7 14. Rd1 Ne4 15. Nxe4 fxe4 16. Ng5 h6 17. Nxe4 Be6 18. Qa3 Qc7 19. Be3 Rfd8 20. Qc3 Rxd1+ 21. Rxd1 Qxc3 22. Nxc3 Nb4 23. Bxb7 Rb8 24. Be4 Nxa2 25. Nxa2 Bxa2 26. Bxg6 a5 27. Rd6 Kg8 28. Bd3 Rxb2 29. Bxh6 Bxh6 30. Rxh6 a4 31. Rh4 Bd5 32. Rxa4 1-0

[Event "DV FR-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.11.06"]
[Round "5"]
[White "Sofronova, Nadezhda"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "A85"]
[BlackElo "1902"]
[PlyCount "99"]
[EventDate "2007.11.02"]
[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 f5 2. c4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. e3 d6 6. Be2 0-0 7. 0-0 Qe8 8. Qb3 Kh8 9. Bd2 c6 10. Rac1 Nbd7 11. Rfd1 h6 12. a3 e5 13. dxe5 dxe5 14. Qc2 Nc5 15. b4 Nce4 16. Nxe4 Nxe4 17. Ne1 b6 18. f3 Nxd2 19. Rxd2 Bf6 20. Rcd1 Bg5 21. Qc3 Kh7 22. Nc2 Rf7 23. c5 Bf6 24. Rd6 Bb7 25. f4 Bg7 26. Bc4 Re7 27. Qd3 exf4 28. exf4 Re4 29. Rf1 b5 30. Ba2 Re7 31. Rd1 Rb8 32. h3 Re4 33. Rf1 Re7 34. Rf3 Re2 35. Bb3 Re7 36. Rg3 a6 37. Kh2 Re4 38. Re3 Rxe3 39. Nxe3 Qe7 40. Rd7 Qf6 41. Rf7 Rd8 42. Qc2 Qd4 43. Qf2 Bc8 44. Qf3 Qc3 45. Bd1 Qxa3 46. Qxc6 Rg8 47. Qxg6+ Kh8 48. Nxf5 Bxf5 49. Qxf5 Qxb4 50. Bc2 1-0

[Event "DV FR-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.11.05"]
[Round "4"]
[White "Kovalkova, Nadezhda"]
[Black "Onishuk, Irina"]
[Result "0-1"]
[ECO "A23"]
[WhiteElo "1902"]
[PlyCount "20"]
[EventDate "2007.11.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. d4 e4 5. Bg5 Bb4 6. Bg2 d5 7. Qb3 Bxc3+ 8. bxc3 dxc4 9. Qxc4 Qd5 10. Qb4 Qxg5 0-1

[Event "DV FR-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.11.04"]
[Round "3"]
[White "Dolbnya, Darya"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1942"]
[BlackElo "1902"]
[PlyCount "45"]
[EventDate "2007.11.02"]
[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 f5 2. c4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bf4 d6 6. h3 c6 7. Rc1 Nbd7 8. a3 Nh5 9. Bh2 e5 10. d5 Nb6 11. e4 Qe7 12. Be2 Bd7 13. 0-0 Bh6 14. Nd2 Qf7 15. Ra1 Bxd2 16. Qxd2 fxe4 17. Nxe4 Qe7 18. dxc6 Bxc6 19. Nxd6+ Kf8 20. Bxh5 gxh5 21. Qh6+ Kg8 22. Nf5 Qf7 23. Bxe5 1-0

[Event "DV FR-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.11.03"]
[Round "2"]
[White "Kovalkova, Nadezhda"]
[Black "Krivorotova, Anastasiya"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "1902"]
[PlyCount "73"]
[EventDate "2007.11.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 c6 6. Nf3 Bd6 7. d3 Nd7 8. 0-0 N7f6 9. Nd2 Bc7 10. a3 0-0 11. Qc2 b6 12. Nce4 Nxe4 13. Bxe4 Bb7 14. d4 g6 15. Nf3 exd4 16. Nxd4 c5 17. Nb5 Be5 18. Rd1 Qd7 19. Nc3 Bd4 20. Bh6 Rfd8 21. Nxd5 Bxd5 22. Bxd5 Qxd5 23. e3 Qh5 24. exd4 Qxh6 25. dxc5 Rdc8 26. c6 Qg5 27. Rd7 Qb5 28. Rc1 Qe5 29. Qc4 Qf5 30. Qd4 Qg5 31. f4 Qa5 32. Qf6 Rf8 33. c7 Rac8 34. Rd8 Qa6 35. Re1 Rxc7 36. Rxf8+ Kxf8 37. Qh8# 1-0

[Event "DV FR-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.11.02"]
[Round "1"]
[White "Arslanova, Mariya"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "C02"]
[BlackElo "1902"]
[PlyCount "55"]
[EventDate "2007.11.02"]
[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 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 d5 5. e5 e6 6. Nf3 g6 7. Bd3 Bg7 8. 0-0 Nge7 9. Bg5 Qb6 10. Qd2 0-0 11. Bxe7 Nxe7 12. Nc3 Bd7 13. a4 a6 14. Rab1 Rac8 15. b4 Qc7 16. Rfc1 Qb8 17. b5 axb5 18. Bxb5 Bxb5 19. Nxb5 Rxc1+ 20. Rxc1 Rc8 21. Nd6 Rxc1+ 22. Qxc1 Qa7 23. Qc7 Qxa4 24. g3 Bf8 25. Ng5 b5 26. Qd7 Qd1+ 27. Kg2 b4 28. Qe8 1-0

[Event "Primorie-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.09.??"]
[Round "4"]
[White "Biryukova, Anna"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "B30"]
[BlackElo "1910"]
[PlyCount "73"]
[EventDate "2007.09.01"]
[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. Bb5 a6 4. Bxc6 bxc6 5. 0-0 g6 6. d3 Bg7 7. Be3 Bxb2 8. c3 Bxa1 9. Bxc5 d6 10. Bd4 e5 11. Be3 f5 12. exf5 Bxf5 13. Bg5 Qd7 14. Re1 h6 15. Bd2 Kf8 16. Be3 g5 17. d4 Rd8 18. Qb3 Qe6 19. Qa3 Qe7 20. Qxa6 g4 21. Nfd2 exd4 22. Bxh6+ Nxh6 23. Rxe7 Kxe7 24. Qxc6 dxc3 25. Nxc3 Bxc3 26. Qxc3 Rc8 27. Qe3+ Be6 28. g3 Ra8 29. Qg5+ Kd7 30. Qb5+ Kc7 31. Ne4 Rhb8 32. Qg5 Nf7 33. Qe7+ Bd7 34. Qxf7 Rb1+ 35. Kg2 Rc1 36. Nf6 Rd8 37. Nxg4 1-0

[Event "Primorie-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.09.??"]
[Round "6"]
[White "Dolbnya, Darya"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1958"]
[BlackElo "1910"]
[PlyCount "94"]
[EventDate "2007.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 f5 2. Nc3 Nf6 3. d4 g6 4. Nf3 Bg7 5. Bg5 0-0 6. Qd2 d6 7. Bh6 c6 8. Bxg7 Kxg7 9. e3 Qe8 10. Be2 e5 11. d5 Qe7 12. 0-0 Rd8 13. Rfd1 Na6 14. Ne1 Nc7 15. Nc2 Na6 16. a3 Nc5 17. Qe1 Nb3 18. Rab1 Bd7 19. Na1 Nxa1 20. Rxa1 Be8 21. Rd2 Bf7 22. dxc6 bxc6 23. b4 Rab8 24. Rc1 Nd7 25. Na4 Nb6 26. Nxb6 Rxb6 27. c5 dxc5 28. Rxc5 Bd5 29. Bc4 Bxc4 30. Rxc4 Rxd2 31. Qxd2 Qe6 32. Rc3 Ra6 33. h3 Rb6 34. Rd3 Rb7 35. Rd6 Qe8 36. Qc3 Rc7 37. Qc4 e4 38. Qd4+ Kh6 39. Qf6 Rf7 40. Qd4 Rc7 41. Qc5 Qc8 42. Rf6 Kg7 43. Rd6 Kh6 44. h4 Kg7 45. Qe5+ Kh6 46. h5 a6 47. hxg6 hxg6 1-0

[Event "Primorie-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.09.??"]
[Round "1"]
[White "Kovalkova, Nadezhda"]
[Black "Ibraeva, Galina"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1910"]
[PlyCount "109"]
[EventDate "2007.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. b3 Nf6 4. Bb2 Be7 5. Qc2 b6 6. e3 Bb7 7. Nge2 c5 8. d4 exd4 9. exd4 d5 10. Rd1 Qc7 11. dxc5 Qxc5 12. Na4 Qc7 13. Nd4 Qc8 14. f3 0-0 15. Bd3 Bb4+ 16. Bc3 Re8+ 17. Kf2 Bc5 18. b4 Bxd4+ 19. Bxd4 Nc6 20. Qc3 Nxd4 21. Qxd4 dxc4 22. Qxc4 Qxc4 23. Bxc4 Rac8 24. Bb3 Ba6 25. Rhe1 h6 26. Rxe8+ Rxe8 27. Re1 Rxe1 28. Kxe1 Kf8 29. Kd2 Ke7 30. Ke3 Nh7 31. f4 f6 32. Kd4 Kd6 33. Nc3 Nf8 34. Ne4+ Kc6 35. a4 b5 36. Nc3 bxa4 37. Bxa4+ Kd6 38. Ne4+ Kc7 39. Nc5 Bc8 40. Kd5 Ng6 41. g3 Ne7+ 42. Kd4 Kd6 43. Ne4+ Kc7 44. Kc5 Bf5 45. Nc3 Be6 46. Nb5+ Kd8 47. Nxa7 Nc8 48. Nc6+ Kc7 49. Bd1 Bd7 50. Bf3 Nd6 51. b5 Nb7+ 52. Kc4 Bxc6 53. bxc6 Na5+ 54. Kb5 Nxc6 55. Bxc6 1-0

[Event "Primorie-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.09.??"]
[Round "3"]
[White "Kovalkova, Nadezhda"]
[Black "Kudryavtseva, Yulia"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1910"]
[PlyCount "114"]
[EventDate "2007.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. d4 g6 5. e3 Nxc3 6. bxc3 Bg7 7. Nf3 0-0 8. Be2 c5 9. 0-0 cxd4 10. cxd4 Nc6 11. Rb1 e5 12. dxe5 Qxd1 13. Rxd1 Nxe5 14. Ba3 Re8 15. Bd6 Nc6 16. Bc4 Rd8 17. Ng5 Rd7 18. Ba3 Rc7 19. Bd5 Nd8 20. Rd2 h6 21. Ne4 Be6 22. h3 Bxd5 23. Rxd5 Ne6 24. Nd6 b6 25. Rbd1 Rc2 26. R5d2 Rxd2 27. Rxd2 Rd8 28. Nc4 Rxd2 29. Nxd2 Bf8 30. Bc1 Nc5 31. Kf1 Kg7 32. Ke2 Kf6 33. Nc4 Ke6 34. Bb2 Kd5 35. Na3 Na4 36. Bc1 Bxa3 37. Bxa3 Nc3+ 38. Kd3 Nxa2 39. g3 a5 40. e4+ Kc6 41. f4 Kb5 42. g4 Nb4+ 43. Kc3 Ka4 44. Bb2 b5 45. f5 g5 46. e5 Nc6 47. Kd3 Kb3 48. Ba1 a4 49. f6 Nd8 50. Kd2 Ka2 51. Bc3 a3 52. Kc2 Ne6 53. Kc1 Kb3 54. Ba1 a2 55. Bb2 b4 56. Ba1 Nf4 57. Bb2 Nd3+ 0-1

[Event "Primorie-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.09.??"]
[Round "5"]
[White "Kovalkova, Nadezhda"]
[Black "Mokeeva, Darina"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1910"]
[PlyCount "81"]
[EventDate "2007.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 d6 5. d3 Be6 6. Nf3 Qd7 7. 0-0 Bh3 8. Nb5 Bxg2 9. Kxg2 a6 10. Nc3 Nd4 11. e3 Nxf3 12. Qxf3 c6 13. b4 d5 14. Rb1 Be7 15. Rd1 0-0 16. a3 c5 17. cxd5 Rad8 18. bxc5 Bxc5 19. e4 b5 20. Ne2 a5 21. d4 exd4 22. Nxd4 Rfe8 23. Nc6 Rc8 24. e5 Nxd5 25. Qxd5 Qxd5+ 26. Rxd5 Rxc6 27. Rxb5 Be7 28. Rxa5 Rxc1 29. Ra7 Kf8 30. a4 f6 31. e6 Rcc8 32. a5 Bc5 33. Rf7+ Kg8 34. Rdd7 Re7 35. Rfxe7 Bxe7 36. Rxe7 Ra8 37. Rb7 Re8 38. a6 h6 39. a7 Kh7 40. Rb8 Rxb8 41. axb8Q 1-0

[Event "Primorie-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.09.??"]
[Round "7"]
[White "Kovalkova, Nadezhda"]
[Black "Petko, Darya"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "1910"]
[PlyCount "75"]
[EventDate "2007.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. d4 Nxc3 5. bxc3 g6 6. e4 Bg7 7. Nf3 c5 8. Bb2 0-0 9. Bc4 Nc6 10. Qd2 Qb6 11. Rd1 Bg4 12. Be2 Bxf3 13. Bxf3 Rad8 14. d5 Ne5 15. Be2 c4 16. 0-0 e6 17. Ba3 Rfe8 18. d6 Qc6 19. Qe3 a6 20. f4 Nd7 21. e5 Qa4 22. Qc1 Bh6 23. Qb2 a5 24. Rd4 Rc8 25. Bf3 b6 26. Bb7 Rb8 27. Ba6 b5 28. Rb1 b4 29. Rxc4 bxa3 30. Qxb8 Nxb8 31. Rxa4 Nxa6 32. Rxa5 Nb8 33. Ra8 Bxf4 34. Rbxb8 Rxb8 35. Rxb8+ Kg7 36. d7 Bg5 37. d8Q Bxd8 38. Rxd8 1-0

[Event "Primorie-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.09.??"]
[Round "9"]
[White "Landina, Natalya"]
[Black "Kovalkova, Nadezhda"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "2099"]
[BlackElo "1910"]
[PlyCount "124"]
[EventDate "2007.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. Nc3 g6 4. f3 Bg7 5. e4 d6 6. Bd3 e6 7. Nge2 c6 8. Bf4 Qe7 9. Ng3 e5 10. dxe5 dxe5 11. Bd2 f4 12. Nge2 Be6 13. g3 fxg3 14. hxg3 Nbd7 15. Na4 Nc5 16. Nxc5 Qxc5 17. Qc2 Qd6 18. 0-0-0 0-0-0 19. Be3 Kb8 20. Qa4 c5 21. f4 Bd7 22. Qa3 Ng4 23. Bxc5 Qa6 24. Qxa6 bxa6 25. Rhg1 Bc6 26. Bc2 Rde8 27. Nc3 Bh6 28. Nd5 Bf8 29. Bxf8 Rhxf8 30. Rdf1 Rf7 31. Rf3 Ref8 32. Rgf1 Nh2 33. Rb3+ Kc8 34. Rh1 Ng4 35. Kd2 Rd7 36. Kc3 h5 37. Rf1 Rdf7 38. Ra3 Kb7 39. Kb4 Bd7 40. Rff3 Bc8 41. Kc5 Ka8 42. Rfb3 Bb7 43. Kb4 Rc8 44. Ra5 Rd7 45. Rc5 Bc6 46. Ra3 Bb7 47. Rxc8+ Bxc8 48. Kc5 Bb7 49. Ba4 Rf7 50. Bc6 Bxc6 51. Kxc6 Kb8 52. Rxa6 Rb7 53. b3 Kc8 54. Kd6 Rd7+ 55. Ke6 exf4 56. gxf4 h4 57. Nc3 Nf2 58. Rd6 Rxd6+ 59. Kxd6 h3 60. Ne2 Nxe4+ 61. Ke5 h2 62. Kxe4 h1Q+ 0-1

[Event "Primorie-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.09.??"]
[Round "8"]
[White "Mikhailova, Lubov"]
[Black "Kovalkova, Nadezhda"]
[Result "1/2-1/2"]
[ECO "A86"]
[BlackElo "1910"]
[PlyCount "91"]
[EventDate "2007.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 f5 2. Nc3 Nf6 3. d4 g6 4. g3 Bg7 5. Bg2 0-0 6. Be3 d6 7. Nf3 c6 8. 0-0 Qe8 9. Qb3 Kh8 10. Rfd1 Nbd7 11. Ng5 e5 12. dxe5 dxe5 13. Rd6 Nb8 14. Rad1 Na6 15. Rd8 Qe7 16. c5 h6 17. Rxf8+ Bxf8 18. Nf7+ Kh7 19. Nd6 Rb8 20. h3 Be6 21. Qa4 Qc7 22. Qh4 Ne8 23. a3 Rd8 24. Nxe8 Rxe8 25. b4 Qg7 26. Bg5 Be7 27. Bxe7 Rxe7 28. e4 Re8 29. exf5 gxf5 30. Ne2 Nc7 31. Qh5 Rf8 32. Kh2 Qf6 33. Qf3 Nd5 34. Qd3 Kh8 35. f4 Rg8 36. fxe5 Qxe5 37. Qd4 Qxd4 38. Rxd4 Ne3 39. Bf3 Nc4 40. Nf4 Bf7 41. Rd1 Ne5 42. Be2 Re8 43. Rd4 Kg7 44. Nh5+ Bxh5 45. Bxh5 Re7 46. Rd6 1/2-1/2

[Event "Primorie-ch U16 Girls"]
[Site "Vladivostok"]
[Date "2007.09.??"]
[Round "2"]
[White "Sinko, Darya"]
[Black "Kovalkova, Nadezhda"]
[Result "1/2-1/2"]
[ECO "B51"]
[BlackElo "1910"]
[PlyCount "91"]
[EventDate "2007.09.01"]
[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. c3 d6 4. Bb5 Bd7 5. d4 cxd4 6. cxd4 a6 7. Bxc6 bxc6 8. Nc3 Qc7 9. Bf4 e6 10. Rc1 Rd8 11. 0-0 Bc8 12. Qe2 Ne7 13. Rfd1 Ng6 14. Bg3 Be7 15. a4 0-0 16. b4 Qb7 17. b5 cxb5 18. axb5 axb5 19. Qxb5 Qxb5 20. Nxb5 d5 21. e5 Rd7 22. Nd6 Ba6 23. Rc6 Be2 24. Rdc1 h6 25. Rc8 Rfd8 26. Rxd8+ Rxd8 27. h3 f6 28. Rc7 Kf8 29. Rc2 Bd3 30. Rd2 Be4 31. Kf1 Nh8 32. Ke2 Nf7 33. Nxf7 Kxf7 34. Bh2 h5 35. g4 Kg6 36. Bf4 Rc8 37. Nh4+ Kf7 38. gxh5 Rh8 39. Bg3 Rxh5 40. f3 Bb1 41. Rb2 Bf5 42. Nxf5 exf5 43. Rb5 Rxh3 44. Kf2 fxe5 45. dxe5 Ke6 46. Rb3 1/2-1/2

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2007.06.10"]
[Round "9"]
[White "Kovalkova, Nadezhda"]
[Black "Voloshin, Konstantin"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "1903"]
[PlyCount "68"]
[EventDate "2007.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 e6 3. Nf3 b6 4. Nc3 d5 5. e3 Be7 6. b3 0-0 7. Bb2 Bb4 8. Rc1 Ne4 9. Bd3 Nxc3 10. Bxc3 Bxc3+ 11. Rxc3 Bb7 12. 0-0 Nd7 13. Qc2 Nf6 14. Qe2 c6 15. Rfc1 Rc8 16. Ng5 h6 17. Nh3 Qd7 18. f3 Rc7 19. Qf2 Rfc8 20. Kh1 Qd6 21. Ra1 c5 22. dxc5 Rxc5 23. Rd1 Qe5 24. Rc2 dxc4 25. Rxc4 Rxc4 26. Bxc4 Bd5 27. Ba6 Rc7 28. Nf4 Nh5 29. Nxd5 exd5 30. Qd2 Nf6 31. Bb5 Qc3 32. h3 Qxd2 33. Rxd2 Re7 34. Rd3 Rc7 1/2-1/2

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2007.06.09"]
[Round "8"]
[White "Kirilenko, Ludmila"]
[Black "Kovalkova, Nadezhda"]
[Result "1/2-1/2"]
[ECO "A08"]
[BlackElo "1903"]
[PlyCount "65"]
[EventDate "2007.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 e6 4. 0-0 Nf6 5. d3 b6 6. Nbd2 Bb7 7. Re1 Nbd7 8. e4 dxe4 9. Nxe4 Be7 10. Nxf6+ Nxf6 11. Bg5 h6 12. Bxf6 Bxf6 13. c3 Qc7 14. Qe2 0-0 15. Rad1 Rad8 16. d4 Bd5 17. Ne5 Bxe5 18. Qxe5 Qxe5 19. dxe5 Bxg2 20. Kxg2 Rfe8 21. c4 Kf8 22. b3 Ke7 23. f4 Rxd1 24. Rxd1 Rd8 25. Rxd8 Kxd8 26. Kf3 Kc7 27. a3 Kc6 28. Ke4 b5 29. Kd3 a6 30. h3 g6 31. g4 Kb6 32. h4 Kc6 33. h5 1/2-1/2

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2007.06.07"]
[Round "6"]
[White "Kovalkova, Nadezhda"]
[Black "Popova, Elena"]
[Result "1/2-1/2"]
[ECO "D76"]
[WhiteElo "1903"]
[BlackElo "2031"]
[PlyCount "33"]
[EventDate "2007.06.02"]
[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 g6 3. g3 Bg7 4. Bg2 0-0 5. c4 d5 6. cxd5 Nxd5 7. Nc3 Nb6 8. 0-0 Nc6 9. e3 Re8 10. b3 e5 11. Nxe5 Nxe5 12. dxe5 Bxe5 13. Bb2 Qe7 14. Qe2 c6 15. Rfd1 Bf5 16. Rd2 Rad8 17. Rad1 1/2-1/2

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2007.06.05"]
[Round "5"]
[White "Anop, Alexey"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "B22"]
[BlackElo "1903"]
[PlyCount "79"]
[EventDate "2007.06.02"]
[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 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 d6 5. Nf3 e6 6. Nc3 a6 7. Bd3 Nge7 8. 0-0 g6 9. d5 Na7 10. dxe6 Bxe6 11. Ng5 Bg7 12. Nxe6 fxe6 13. Qb3 Qc8 14. Na4 Rb8 15. Nb6 Qc6 16. Be3 Kf7 17. Rac1 Qe8 18. Bc4 Nec6 19. Rfd1 Qe7 20. Bf4 Rbd8 21. Qh3 Bxb2 22. Rc2 Bd4 23. Rxd4 Nxd4 24. Rd2 Qf6 25. Qh6 Rde8 26. Bxd6 Nac6 27. Nd7 Qg7 28. Qf4+ Nf5 29. Ne5+ Nxe5 30. Bxe5 Qh6 31. exf5 Qxf4 32. fxe6+ Kf8 33. Bxf4 Rc8 34. Bg5 h6 35. Bf6 Rh7 36. g3 b5 37. Bb3 g5 38. Rd7 Kg8 39. e7+ Rf7 40. Rd8+ 1-0

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2007.06.05"]
[Round "4"]
[White "Kovalkova, Nadezhda"]
[Black "Chuhachev, Vladimir"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "1903"]
[PlyCount "49"]
[EventDate "2007.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. e3 Bb4 4. Nge2 0-0 5. a3 Bxc3 6. Nxc3 b6 7. Be2 Bb7 8. 0-0 d5 9. cxd5 Nxd5 10. Bf3 c6 11. Qc2 Nd7 12. Rd1 N7f6 13. d4 Qe7 14. dxe5 Qxe5 15. Nxd5 Nxd5 16. Qe4 Rfe8 17. Qxe5 Rxe5 18. b4 Kf8 19. Bb2 Ree8 20. Rac1 Red8 21. h3 Rac8 22. Rc2 f6 23. Rcd2 Ke7 24. Be4 h6 25. Bf3 1-0

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2007.06.04"]
[Round "3"]
[White "Stepanov, Andrey"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "A87"]
[WhiteElo "2177"]
[BlackElo "1903"]
[PlyCount "23"]
[EventDate "2007.06.02"]
[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 f5 2. c4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. g3 0-0 6. Bg2 d6 7. 0-0 Nbd7 8. Ng5 Nb6 9. c5 dxc5 10. dxc5 Nc4 11. Qb3 Qd4 12. Be3 1-0

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2007.06.03"]
[Round "2"]
[White "Kovalkova, Nadezhda"]
[Black "Petrov, Ivan2222"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1903"]
[BlackElo "2218"]
[PlyCount "102"]
[EventDate "2007.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. d4 Bg7 4. Nc3 d6 5. e3 0-0 6. Be2 b6 7. 0-0 Bb7 8. Qc2 a5 9. b3 Nbd7 10. Rd1 h6 11. Bb2 Rc8 12. Rd2 Qe8 13. Ba3 e5 14. dxe5 Nxe5 15. Nxe5 Qxe5 16. Rad1 Qg5 17. Nd5 Rfe8 18. Bf3 Ng4 19. Ne7+ Rxe7 20. Bxb7 Rb8 21. Bd5 a4 22. Bb2 axb3 23. axb3 Bxb2 24. Qxb2 Qe5 25. Qxe5 Nxe5 26. h3 b5 27. Rd4 Kg7 28. g4 bxc4 29. bxc4 Nd7 30. Bg2 Nc5 31. Re1 Rb4 32. Bf1 Re8 33. Rd2 f5 34. Red1 Kf6 35. Kg2 fxg4 36. hxg4 Ne4 37. Rc2 Reb8 38. Rd4 Nc5 39. f4 Rb2 40. Rdd2 Rxc2 41. Rxc2 Rb3 42. Kf2 Ke6 43. Bh3 Ke7 44. Bg2 Kf6 45. Bf1 g5 46. f5 h5 47. gxh5 Kxf5 48. Re2 Rc3 49. Re1 Rc2+ 50. Kg3 Ne4+ 51. Kh3 g4+ 0-1

[Event "Vladivostok op"]
[Site "Vladivostok"]
[Date "2007.06.02"]
[Round "1"]
[White "Volchek, Vasiliy"]
[Black "Kovalkova, Nadezhda"]
[Result "0-1"]
[ECO "B72"]
[BlackElo "1903"]
[PlyCount "73"]
[EventDate "2007.06.02"]
[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 c5 2. Nc3 Nc6 3. Nf3 d6 4. h3 g6 5. d4 cxd4 6. Nxd4 Bg7 7. Be3 Nf6 8. Qd2 0-0 9. Be2 Re8 10. Nb3 a6 11. 0-0-0 b5 12. f3 Bb7 13. g4 Qc7 14. h4 Ne5 15. h5 Rac8 16. hxg6 fxg6 17. Rdg1 Red8 18. Kb1 d5 19. exd5 Nxd5 20. Nxd5 Bxd5 21. Qc1 Nxf3 22. Bxf3 Bxf3 23. Rh3 Be4 24. Nc5 Qe5 25. Nxe4 Qxe4 26. Bh6 Bxh6 27. Rxh6 Kg7 28. Rgh1 Rh8 29. g5 a5 30. R6h4 Qf5 31. a3 e5 32. b3 Rc3 33. Kb2 Rg3 34. Qd2 a4 35. bxa4 bxa4 36. Qb4 Qd7 37. Qe7+ 0-1

[Event "Primorie-ch (Women)"]
[Site "Vladivostok"]
[Date "2006.??.??"]
[Round "9"]
[White "Ataeva, Ilona"]
[Black "Kovalkova, Nadezhda"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "2047"]
[PlyCount "49"]
[EventDate "2006.12.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 g6 6. f4 Bg7 7. Nb3 Nf6 8. Bc4 0-0 9. 0-0 a6 10. a4 b6 11. Qe2 Bb7 12. e5 dxe5 13. fxe5 Ne8 14. Bf4 e6 15. Rad1 Qc7 16. Rfe1 Nxe5 17. Bxe6 Nf3+ 18. gxf3 Qxf4 19. Bd5 Qg5+ 20. Qg2 Qxg2+ 21. Kxg2 Bxd5 22. Nxd5 Rb8 23. c3 Nf6 24. Nc7 a5 25. Re7 1/2-1/2

[Event "Primorie-ch (Women)"]
[Site "Vladivostok"]
[Date "2006.??.??"]
[Round "1"]
[White "Kovalkova, Nadezhda"]
[Black "Dolbnya, Darya"]
[Result "0-1"]
[ECO "D32"]
[BlackElo "1976"]
[PlyCount "36"]
[EventDate "2006.12.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 c5 2. Nf3 d5 3. dxc5 e6 4. c4 Bxc5 5. cxd5 exd5 6. e3 Nf6 7. Nc3 0-0 8. Be2 Nc6 9. 0-0 Bf5 10. b3 d4 11. exd4 Nxd4 12. Nxd4 Bxd4 13. Bb2 Ne4 14. Na4 Bxb2 15. Nxb2 Nc3 16. Qe1 Rc8 17. Bc4 Qd4 18. a4 Rfe8 0-1

[Event "Primorie-ch (Women)"]
[Site "Vladivostok"]
[Date "2006.??.??"]
[Round "5"]
[White "Kovalkova, Nadezhda"]
[Black "Eshenko, Diana"]
[Result "1/2-1/2"]
[ECO "B34"]
[BlackElo "2150"]
[PlyCount "44"]
[EventDate "2006.12.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Be2 Nf6 7. Nc3 Qa5 8. 0-0 0-0 9. a3 a6 10. Bc4 b5 11. Nxc6 dxc6 12. Bd3 Qc7 13. f3 c5 14. Re1 Bb7 15. Qd2 Rfd8 16. Qc1 Nh5 17. Nd5 Bxd5 18. exd5 Be5 19. g3 Bxg3 20. hxg3 Qxg3+ 21. Kf1 Qxf3+ 22. Kg1 Qg3+ 1/2-1/2

[Event "Primorie-ch (Women)"]
[Site "Vladivostok"]
[Date "2006.??.??"]
[Round "6"]
[White "Kovalkova, Nadezhda"]
[Black "Kozireva, Ksenia"]
[Result "0-1"]
[ECO "A85"]
[BlackElo "2062"]
[PlyCount "94"]
[EventDate "2006.12.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. c4 e6 4. Nc3 d5 5. e3 c6 6. Bd2 Bd6 7. Rc1 Ne4 8. h3 0-0 9. Be2 Nd7 10. 0-0 g5 11. Nh2 Qf6 12. Nxe4 fxe4 13. Ng4 Qg6 14. f3 h5 15. Nf2 exf3 16. Bxf3 Nf6 17. Be1 Bd7 18. Qd3 Qxd3 19. Nxd3 Be8 20. b4 Bg6 21. Be2 Rf7 22. Nc5 Bxc5 23. bxc5 Ne4 24. Rxf7 Kxf7 25. Bd3 h4 26. Rb1 Rb8 27. Ba5 Ng3 28. Bxg6+ Kxg6 29. cxd5 exd5 30. Bc7 Re8 31. Rb3 Re7 32. Be5 Ne4 33. Ra3 a6 34. Kf1 Nd2+ 35. Ke2 Nc4 36. Bd6 Rf7 37. Rb3 Kf6 38. Bh2 Ke6 39. Bg1 Kf5 40. Kd3 g4 41. Rb1 Kg5 42. e4 gxh3 43. gxh3 Rf3+ 44. Ke2 Rf7 45. exd5 cxd5 46. Be3+ Kf5 47. Rf1+ Kg6 0-1

[Event "Primorie-ch (Women)"]
[Site "Vladivostok"]
[Date "2006.??.??"]
[Round "3"]
[White "Kovalkova, Nadezhda"]
[Black "Meleshko, Anna"]
[Result "0-1"]
[ECO "D45"]
[BlackElo "2169"]
[PlyCount "76"]
[EventDate "2006.12.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Nbd7 5. Nc3 e6 6. Bd2 Be7 7. Rc1 0-0 8. Be2 dxc4 9. Bxc4 a6 10. 0-0 b5 11. Bd3 c5 12. b3 Bb7 13. Qe2 cxd4 14. Nxd4 Nc5 15. Bb1 Rc8 16. b4 Nce4 17. Nxe4 Nxe4 18. a3 Bd5 19. Rxc8 Qxc8 20. Rc1 Qd7 21. Bd3 e5 22. Nf3 Qe6 23. Be1 f5 24. Rc2 Bf6 25. Nd2 Nxd2 26. Qxd2 Bb3 27. Rc1 Rd8 28. Qe2 e4 29. Bc2 Bc4 30. Qh5 g6 31. Qh3 Be2 32. Qg3 Kg7 33. f3 exf3 34. Qf2 Re8 35. gxf3 Qxe3 36. Qxe3 Rxe3 37. Kf2 Re7 38. Kg2 Bc4 0-1

[Event "Primorie-ch (Women)"]
[Site "Vladivostok"]
[Date "2006.??.??"]
[Round "8"]
[White "Kovalkova, Nadezhda"]
[Black "Polischuk, Irina"]
[Result "1/2-1/2"]
[ECO "A85"]
[PlyCount "74"]
[EventDate "2006.12.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. e3 g6 4. Nc3 Bg7 5. Nf3 d6 6. Bd3 0-0 7. 0-0 Nc6 8. a3 a6 9. Qc2 e5 10. dxe5 dxe5 11. e4 Nd4 12. Nxd4 exd4 13. Nd5 Nxd5 14. exd5 f4 15. Be2 Bf5 16. Qd2 g5 17. Bd3 Qf6 18. Qc2 Bxd3 19. Qxd3 c6 20. dxc6 Qxc6 21. f3 Rac8 22. b3 b5 23. cxb5 axb5 24. Ra2 Qd5 25. Bd2 Rfe8 26. Kh1 Qe5 27. Bc1 Rc3 28. Qd1 Qd5 29. Rb2 Rc6 30. Qd3 Rce6 31. Bd2 Re2 32. Rbb1 Bf8 33. Ra1 Bg7 34. Rab1 R8e5 35. Rfd1 Qf7 36. h3 h5 37. Re1 Qd5 1/2-1/2

[Event "Primorie-ch (Women)"]
[Site "Vladivostok"]
[Date "2006.??.??"]
[Round "2"]
[White "Landina, Natalya"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "A87"]
[PlyCount "133"]
[EventDate "2006.12.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. Nc3 e6 4. Nf3 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 d6 8. Qd3 Nbd7 9. e4 fxe4 10. Nxe4 Nxe4 11. Qxe4 e5 12. Ng5 Nf6 13. Qd3 exd4 14. Qxd4 c6 15. Bf4 d5 16. Be5 h6 17. Nh3 dxc4 18. Qxc4+ Kh7 19. Rad1 Qb6 20. Bd4 Qc7 21. Nf4 Qf7 22. Qxf7 Rxf7 23. Bxf6 Bxf6 24. Be4 Bf5 25. Bxf5 gxf5 26. b3 Rd8 27. Rxd8 Bxd8 28. Re1 Bc7 29. Nd3 b6 30. Nb4 c5 31. Nd5 Bd6 32. Re6 Bf8 33. Kg2 Bg7 34. Re7 Kg8 35. Re8+ Bf8 36. Kf3 Kg7 37. Re6 Rd7 38. Re5 Kg6 39. h3 Bg7 40. Nf4+ Kf6 41. Re6+ Kf7 42. Re2 Re7 43. Rxe7+ Kxe7 44. Nd3 Ke6 45. Kf4 Bd4 46. f3 a6 47. g4 fxg4 48. hxg4 b5 49. Ke4 Bg1 50. f4 c4 51. bxc4 bxc4 52. Ne1 Bh2 53. f5+ Kf6 54. Kd4 Kg5 55. Nf3+ Kxg4 56. Nxh2+ Kxf5 57. Kxc4 h5 58. Kd4 Kf4 59. a4 h4 60. Nf1 h3 61. a5 Kf3 62. Nh2+ Kg2 63. Ng4 Kg3 64. Ne3 h2 65. Nf1+ Kg2 66. Nxh2 Kxh2 67. Kc5 1-0

[Event "Primorie-ch (Women)"]
[Site "Vladivostok"]
[Date "2006.??.??"]
[Round "4"]
[White "Lobanova, Galina"]
[Black "Kovalkova, Nadezhda"]
[Result "1-0"]
[ECO "B36"]
[PlyCount "57"]
[EventDate "2006.12.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. c4 Nf6 6. Nc3 g6 7. Be2 Bg7 8. Ndb5 0-0 9. 0-0 b6 10. f4 Bb7 11. Bf3 Qd7 12. Be3 Rfc8 13. Rc1 Nb4 14. b3 Na6 15. e5 Bxf3 16. Qxf3 Ne8 17. exd6 Nxd6 18. Nxd6 Qxd6 19. f5 gxf5 20. Qxf5 Qg6 21. Nd5 Re8 22. Rf3 Qxf5 23. Rxf5 f6 24. Rcf1 Rac8 25. R1f3 Kh8 26. Rh5 Kg8 27. Rg3 Kf7 28. Rxh7 Rg8 29. Bh6 1-0

[Event "Primorie-ch (Women)"]
[Site "Vladivostok"]
[Date "2006.??.??"]
[Round "7"]
[White "Zinkina, Ekaterina"]
[Black "Kovalkova, Nadezhda"]
[Result "0-1"]
[ECO "B63"]
[WhiteElo "2099"]
[PlyCount "44"]
[EventDate "2006.12.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 d5 9. exd5 Nxd5 10. Bxe7 Ncxe7 11. Nxd5 Nxd5 12. Bd3 0-0 13. h4 Qf6 14. c4 Nf4 15. Be4 Rd8 16. Qe3 Rxd4 17. Rxd4 Qxd4 18. Qxf4 Qxc4+ 19. Kd2 f5 20. Qg5 fxe4 21. Qe7 Qd3+ 22. Ke1 Qd7 0-1

