[Event "Voronezh op"]
[Site "Voronezh"]
[Date "2023.06.17"]
[Round "2"]
[White "Kovalenko, Sergey"]
[Black "Obgolts, Erik"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2186"]
[BlackElo "2436"]
[PlyCount "104"]
[EventDate "2023.06.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. h3 0-0 5. e3 d6 6. Bc4 c5 7. c3 Qb6 8. Qb3 Nc6 9. Qxb6 axb6 10. Nbd2 Bd7 11. 0-0 b5 12. Be2 b4 13. Rfc1 Nd5 14. Bg3 bxc3 15. bxc3 Ra3 16. Nb1 Ra7 17. e4 Nf6 18. d5 Na5 19. Nbd2 b5 20. Rab1 Rb7 21. e5 Nxd5 22. c4 Nb4 23. exd6 Nxa2 24. dxe7 Re8 25. Re1 Nc3 26. cxb5 Nxb1 27. Rxb1 Rxe7 28. Bf1 Re8 29. b6 Re6 30. Bc7 Rc6 31. Bb5 Rcxc7 32. bxc7 Bc8 33. Ne4 Rxc7 34. Rd1 h6 35. Rd8+ Kh7 36. Nd6 Be6 37. Ra8 Bc3 38. Ne4 Bd5 39. Re8 Bxe4 40. Rxe4 c4 41. Ba4 Bf6 42. Bc2 c3 43. Kf1 Nc4 44. Ke2 Na3 45. Ne1 Rb7 46. Ra4 Nxc2 47. Nxc2 Rd7 48. Ne3 Rd2+ 49. Ke1 Bg5 50. Rc4 Bxe3 51. fxe3 Rxg2 52. Rxc3 Rg3 0-1

[Event "Voronezh Petrovsky op"]
[Site "Voronezh"]
[Date "2022.06.17"]
[Round "9"]
[White "Gukhman, Sergey"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2014"]
[BlackElo "2214"]
[PlyCount "27"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventRounds "9"]
[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 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Qc2 0-0 8. Bd3 Nbd7 9. Nf3 Re8 10. h3 Nf8 11. Bf4 Ng6 12. Bh2 Bd6 13. Bxd6 Qxd6 14. 0-0-0 1/2-1/2

[Event "Voronezh Petrovsky op"]
[Site "Voronezh"]
[Date "2022.06.15"]
[Round "7"]
[White "Sergienko, Sergey"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2337"]
[BlackElo "2214"]
[PlyCount "116"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. g3 Ngf6 6. Nxf6+ Qxf6 7. Bg2 e5 8. Nf3 Bd6 9. 0-0 0-0 10. Re1 exd4 11. Qxd4 c5 12. Qe4 Nb6 13. Bg5 Qf5 14. Qxf5 Bxf5 15. Rad1 Bc7 16. Nh4 Bxc2 17. Rc1 Bd3 18. Bxb7 Rab8 19. Be4 Bxe4 20. Rxe4 f5 21. Ree1 c4 22. b3 f4 23. bxc4 fxg3 24. hxg3 Nd7 25. Be3 Rb2 26. Rb1 Rxb1 27. Rxb1 Bb6 28. Ng2 Rc8 29. Rb4 Kf7 30. Kf1 Ke6 31. Bxb6 axb6 32. Ne3 Rc6 33. Ke2 g6 34. Ra4 h5 35. f4 Nc5 36. Ra8 Nd7 37. Kf3 Nf6 38. Ra3 Nd7 39. Rb3 Rd6 40. Nd5 Rc6 41. Rb4 Kd6 42. Ke4 Kc5 43. Kd3 Re6 44. Rb5+ Kc6 45. Kd4 Re2 46. Nb4+ Kd6 47. Rg5 Nf8 48. Rd5+ Kc7 49. Re5 Rg2 50. Re3 Kd6 51. Rd3 Ne6+ 52. Ke4+ Kc5 53. a3 Kxc4 54. Rd6 Nc5+ 55. Kf3 Rxg3+ 56. Kxg3 Ne4+ 57. Kh4 Nxd6 58. Nc6 Kb3 1/2-1/2

[Event "Voronezh Petrovsky op"]
[Site "Voronezh"]
[Date "2022.06.14"]
[Round "6"]
[White "Kovalenko, Sergey"]
[Black "Zisin, Oleg"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2214"]
[BlackElo "2008"]
[PlyCount "117"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 c5 2. d5 d6 3. Nc3 g6 4. e4 a6 5. a4 Bg7 6. Be2 Nf6 7. g4 0-0 8. g5 Ne8 9. h4 Nc7 10. Bf4 Nd7 11. Bg3 Rb8 12. f4 b5 13. axb5 Nxb5 14. Nxb5 axb5 15. Ra2 Nb6 16. Nf3 Bg4 17. Nh2 Bd7 18. b3 Ra8 19. Rxa8 Qxa8 20. 0-0 Qa5 21. Be1 Bc3 22. Bxc3 Qxc3 23. Qd3 Qxd3 24. Bxd3 Ra8 25. Nf3 Ra2 26. Rf2 Na8 27. Nd2 Nc7 28. c4 bxc4 29. Nxc4 Ra7 30. Rb2 Rb7 31. Kf2 Bb5 32. Ra2 Bxc4 33. bxc4 Kf8 34. Ke3 Rb6 35. e5 Na6 36. exd6 exd6 37. f5 gxf5 38. Bxf5 Kg7 39. Kf4 h6 40. gxh6+ Kxh6 41. Ra1 Kg7 42. Kg5 Nb4 43. Ra7 Ra6 44. Rd7 Ra1 45. Rxd6 Rg1+ 46. Kf4 Rc1 47. h5 Rh1 48. h6+ Rxh6 49. Rxh6 Kxh6 50. d6 Kg7 51. Ke5 Kf8 52. Bd7 f5 53. Kxf5 Nc2 54. Kf6 Ne3 55. Bb5 Ng4+ 56. Ke6 Nh6 57. Kd5 Kf7 58. Bd7 Kf6 59. Be6 1-0

[Event "Voronezh Petrovsky op"]
[Site "Voronezh"]
[Date "2022.06.13"]
[Round "5"]
[White "Lesnykh, Zhanna"]
[Black "Kovalenko, Sergey"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1913"]
[BlackElo "2214"]
[PlyCount "77"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Bc4 d6 5. Nge2 Nf6 6. e5 dxe5 7. dxe5 Qxd1+ 8. Nxd1 Nd5 9. f4 Nd7 10. Bxd5 cxd5 11. Ndc3 e6 12. Nb5 0-0 13. Bd2 b6 14. g4 g5 15. Bb4 gxf4 16. Bxf8 Kxf8 17. Nxf4 Nxe5 18. Rf1 Ke7 19. 0-0-0 Ba6 20. Nc7 Bxf1 21. Nxa8 Bh6 22. Rxf1 Ng6 23. h4 Bxf4+ 24. Kd1 Bd6 25. h5 Ne5 26. g5 Kd7 27. Rf6 Be7 28. Rh6 Bxg5 29. Rxh7 Bf6 30. h6 Ke7 31. Rg7 Kf8 32. Rg3 Ng6 33. b4 Be7 34. Rc3 Kg8 35. a3 Bd6 36. Rc8+ Nf8 37. Nc7 a5 38. Nb5 Be7 39. Re8 1-0

[Event "Voronezh Petrovsky op"]
[Site "Voronezh"]
[Date "2022.06.12"]
[Round "4"]
[White "Kovalenko, Sergey"]
[Black "Kulnev, Aleksandr"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2214"]
[BlackElo "1781"]
[PlyCount "127"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. h3 0-0 5. e3 d6 6. Bc4 c5 7. c3 Qb6 8. Qb3 d5 9. Qxb6 axb6 10. Be2 c4 11. Nbd2 Bd7 12. Ne5 Bc6 13. 0-0 Nbd7 14. Nxc6 bxc6 15. e4 c5 16. e5 Ne8 17. b3 cxd4 18. cxd4 cxb3 19. axb3 Nc7 20. Be3 f5 21. Rxa8 Rxa8 22. Rc1 Ra7 23. Nf3 h6 24. g4 fxg4 25. hxg4 Ne6 26. Rc6 Kf7 27. Nh4 Rc7 28. Rxc7 Nxc7 29. Bd3 g5 30. Nf5 Bf8 31. f4 Ne6 32. fxg5 Nxg5 33. Kg2 e6 34. Ng3 Be7 35. Ne2 Bb4 36. Nf4 Nf8 37. Kf2 Be7 38. Kg3 Ngh7 39. Ne2 Ng5 40. Nc3 Bb4 41. Na4 Be1+ 42. Kg2 Ba5 43. Bc1 Ng6 44. Kf2 Nh3+ 45. Kf3 Ng5+ 46. Ke3 Nh4 47. Ba3 Ng2+ 48. Kf2 Nf4 49. Bb5 Bd2 50. Nxb6 Ne4+ 51. Kf3 Ng5+ 52. Kg3 Ne4+ 53. Kh2 Bc3 54. Bc1 Bxd4 55. Bxf4 Bxb6 56. Bxh6 Nc3 57. Bd3 Bc7 58. Bf4 Na2 59. Kg2 Nb4 60. Bb5 d4 61. Kf3 Nd5 62. Bg3 Bb8 63. Bc4 Nc3 64. Kf4 1-0

[Event "Voronezh Petrovsky op"]
[Site "Voronezh"]
[Date "2022.06.12"]
[Round "3"]
[White "Sannikova, Anna"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "1921"]
[BlackElo "2214"]
[PlyCount "70"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. e3 d5 4. b3 c5 5. Bb2 Nc6 6. cxd5 exd5 7. Bb5 Be7 8. 0-0 0-0 9. d4 cxd4 10. Nxd4 Qb6 11. Be2 Re8 12. Nd2 Ne4 13. Rc1 Bf6 14. N2f3 Bg4 15. Ba1 Ne7 16. Qc2 Rac8 17. Qb1 Qb4 18. Nc2 Qd6 19. Bxf6 Qxf6 20. Ncd4 Ng6 21. Qb2 Bxf3 22. Bxf3 Nh4 23. Rxc8 Rxc8 24. Rc1 Nxf3+ 25. gxf3 Nd6 26. Rxc8+ Nxc8 27. Qc1 Qd8 28. Qc5 Qd7 29. Kg2 g6 30. Nb5 Qc6 31. Qb4 a6 32. Nd4 Qc7 33. a4 Ne7 34. a5 Nc6 35. Nxc6 Qxc6 1/2-1/2

[Event "Voronezh Petrovsky op"]
[Site "Voronezh"]
[Date "2022.06.11"]
[Round "2"]
[White "Kovalenko, Sergey"]
[Black "Kuzminykh, Nikita"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2214"]
[BlackElo "1968"]
[PlyCount "87"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 e6 2. g3 b6 3. Bg2 Bb7 4. d3 Be7 5. e4 d6 6. 0-0 Nd7 7. Nbd2 Ngf6 8. Qe2 0-0 9. b3 Re8 10. Nh4 c5 11. f4 Qc7 12. Bb2 Nf8 13. c4 N6d7 14. Nhf3 Bf6 15. e5 Be7 16. exd6 Qxd6 17. Ne4 Qc7 18. Ne5 f5 19. Ng5 Bxg2 20. Kxg2 Nxe5 21. Bxe5 Qc6+ 22. Qf3 Qxf3+ 23. Nxf3 Nd7 24. Bc3 Bf6 25. Bxf6 gxf6 26. d4 Rad8 27. Rad1 cxd4 28. Rxd4 e5 29. Rd6 Nc5 30. Rxd8 Rxd8 31. fxe5 fxe5 32. Nxe5 Ne4 33. Rxf5 Rd2+ 34. Kf3 Nc5 35. b4 Ne6 36. Rf6 Ng5+ 37. Ke3 Rxh2 38. Rf2 Rh1 39. Nd3 Rg1 40. c5 Rxg3+ 41. Kd4 Ne6+ 42. Ke5 Re3+ 43. Kd6 Ng5 44. c6 1/2-1/2

[Event "Voronezh Petrovsky op"]
[Site "Voronezh"]
[Date "2022.06.10"]
[Round "1"]
[White "Kokarev, Dmitry"]
[Black "Kovalenko, Sergey"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2582"]
[BlackElo "2214"]
[PlyCount "105"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Be7 7. 0-0 Nf6 8. Ned2 0-0 9. c3 Nbd7 10. Qe2 Bxf3 11. Nxf3 c6 12. Bf4 Nh5 13. Bd2 Nhf6 14. Rad1 Qc7 15. Bc1 Rfe8 16. Rfe1 Nf8 17. g3 Rad8 18. Bc2 Qa5 19. a3 Qh5 20. Kg2 Qd5 21. c4 Qa5 22. Bd2 Qc7 23. Bb1 b5 24. Ba2 a6 25. b4 Qb8 26. Kg1 Qa8 27. Rb1 N6d7 28. Ne5 Nxe5 29. dxe5 Nd7 30. Red1 Qb8 31. Bc3 Nb6 32. c5 Nd5 33. Bxd5 Rxd5 34. Rxd5 exd5 35. e6 Bf8 36. exf7+ Kxf7 37. Qc2 Kg8 38. a4 Re4 39. Ra1 Qc8 40. axb5 axb5 41. Qd3 Re7 42. Bd2 g6 43. Bc3 Bg7 44. Bxg7 Kxg7 45. Qd4+ Kf7 46. h4 h5 47. Ra3 Qf5 48. Kg2 Qe4+ 49. Rf3+ Ke8 50. Qf6 Re6 51. Qf7+ Kd8 52. Kh2 d4 53. Ra3 1-0

[Event "RUS-chT Rapid"]
[Site "Sochi"]
[Date "2021.10.15"]
[Round "1.1"]
[White "Dreev, Alexey"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2635"]
[BlackElo "2214"]
[PlyCount "114"]
[EventDate "2021.10.15"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Moscow Sbornaja"]
[BlackTeam "Voronezh"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. d4 c5 2. d5 g6 3. e4 Bg7 4. c4 b5 5. cxb5 a6 6. a4 d6 7. Nc3 Nf6 8. Nf3 0-0 9. h3 e6 10. dxe6 fxe6 11. e5 dxe5 12. Qxd8 Rxd8 13. Bg5 Bb7 14. Bc4 h6 15. Bxe6+ Kh7 16. Be3 axb5 17. Nxb5 e4 18. Nd2 Nd5 19. Bxd5 Bxd5 20. Nc7 Ra7 21. Nxd5 Rxd5 22. Nxe4 Nc6 23. Bxc5 Ra5 24. 0-0 Bxb2 25. Rab1 Be5 26. Rb7+ Kg8 27. Be3 Rxa4 28. f3 Nd8 29. Rb6 Kg7 30. Rc1 Rd3 31. Bf2 Ra2 32. Kf1 Bf4 33. Re1 Bc7 34. Rb5 g5 35. Nc5 Rdd2 36. Ne4 Rdc2 37. Bd4+ Kg6 38. Nc3 Ra5 39. Rbb1 Kf5 40. Rbc1 Rxc1 41. Rxc1 Ne6 42. Bf2 h5 43. g3 g4 44. hxg4+ hxg4 45. f4 Bd6 46. Ne2 Bc5 47. Rc4 Ra1+ 48. Kg2 Ra2 49. Kf1 Ra1+ 50. Nc1 Ba3 51. Be3 Nc5 52. Kg2 Ne4 53. Rc2 Bxc1 54. Bxc1 Rb1 55. Be3 Rb3 56. Bf2 Rd3 57. Ra2 Rd2 1/2-1/2

[Event "RUS-chT Blitz"]
[Site "Sochi"]
[Date "2021.10.14"]
[Round "13.2"]
[White "Kovalenko, Sergey"]
[Black "Faizrakhmanov, Ramil"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2214"]
[BlackElo "2483"]
[PlyCount "44"]
[EventDate "2021.10.14"]
[EventType "team-swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Voronezh"]
[BlackTeam "Tatarstan Ladya"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg2 Bb7 5. 0-0 d5 6. Ne5 Nbd7 7. b3 Be7 8. Bb2 0-0 9. c4 bxc4 10. bxc4 Rb8 11. Nd2 Nxe5 12. dxe5 Nd7 13. Rb1 Nb6 14. cxd5 Bxd5 15. Nb3 Bxg2 16. Kxg2 c5 17. Na5 Qc7 18. Qc2 c4 19. Rfc1 Rfc8 20. Bc3 h6 21. f4 Nd5 22. Qe4 Rxb1 0-1

[Event "RUS-chT Blitz"]
[Site "Sochi"]
[Date "2021.10.14"]
[Round "12.1"]
[White "Kovalenko, Sergey"]
[Black "Riazantsev, Alexander"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "2214"]
[BlackElo "2634"]
[PlyCount "162"]
[EventDate "2021.10.14"]
[EventType "team-swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Voronezh"]
[BlackTeam "Moscow Sbornaja"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3 Bb7 5. Nbd2 c5 6. c3 Be7 7. Be2 0-0 8. h3 a6 9. 0-0 d6 10. Bh2 cxd4 11. cxd4 Nbd7 12. Rc1 b5 13. Nb3 Ne4 14. Nfd2 Ndf6 15. f3 Nxd2 16. Qxd2 Rc8 17. e4 Qb6 18. Kh1 h6 19. Bg1 Nh5 20. Kh2 Bh4 21. Rxc8 Rxc8 22. Rc1 Bg3+ 23. Kh1 Qd8 24. Rxc8 Bxc8 25. Be3 g5 26. Qa5 Qd7 27. Qb6 Nf4 28. Bf1 Be1 29. Na5 Nh5 30. Kg1 Kg7 31. Nc6 Qb7 32. d5 Qxb6 33. Bxb6 Nf4 34. dxe6 Bxe6 35. Bc7 d5 36. a4 dxe4 37. axb5 axb5 38. fxe4 b4 39. Be5+ f6 40. Bxf4 gxf4 41. Bd3 b3 42. Nd4 Bg8 43. Kf1 Bd2 44. Ne2 h5 45. Bb5 Kh6 46. Bc6 Bc4 47. Bd5 Bd3 48. Bxb3 Bxe4 49. Be6 f3 50. gxf3 Bxf3 51. Nd4 Be4 52. Bf5 Bd5 53. Be6 Bb7 54. Ke2 Bb4 55. Kd3 Kg5 56. Kc4 Be1 57. b4 Kf4 58. b5 Ke5 59. Bd7 Bf2 60. Bc6 Bc8 61. Nf3+ Kd6 62. h4 Be6+ 63. Kd3 Bg4 64. Ke4 Bb6 65. Nd4 Kc5 66. Nf5 Kb4 67. Ng7 Bf2 68. Nf5 Ka5 69. Be8 Kb6 70. Ng7 Bxh4 71. Bxh5 Bd7 72. Bg6 Bxb5 73. Kd5 Bc6+ 74. Ke6 Ba4 75. Nh5 Bb3+ 76. Kd6 Bg5 77. Bf5 Ba2 78. Ke7 Kc5 79. Nxf6 Kd4 80. Be6 Ke5 81. Bxa2 Bxf6+ 1-0

[Event "RUS-ch Rapid"]
[Site "Sochi"]
[Date "2021.10.12"]
[Round "3"]
[White "Kovalenko, Sergey"]
[Black "Grachev, Boris V"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2214"]
[BlackElo "2615"]
[PlyCount "112"]
[EventDate "2021.10.12"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 g6 6. Nbd2 Bg7 7. h3 0-0 8. Bd3 Nd7 9. 0-0 e5 10. dxe5 Ndxe5 11. Nxe5 Nxe5 12. Be2 Be6 13. Nf3 Nc6 14. Qa4 Qb6 15. Qb5 Rfc8 16. Rfd1 h6 17. Bd6 Na5 18. Be5 Nc4 19. Bxc4 dxc4 20. Qxb6 axb6 21. Bxg7 Kxg7 22. Rd6 Ra6 23. a3 b5 24. Rad1 Rcc6 25. Rxc6 Rxc6 26. e4 Kf6 27. Kf1 Ke7 28. Ke2 g5 29. Ke3 f6 30. h4 Bg4 31. Rd5 b6 32. hxg5 hxg5 33. Nh2 Be6 34. Rd1 Rc8 35. Nf1 b4 36. axb4 cxb4 37. cxb4 Ra8 38. f4 gxf4+ 39. Kxf4 Ra4 40. Ne3 Rxb4 41. Rd2 b5 42. g4 Rb3 43. Re2 Kd6 44. Rd2+ Kc5 45. Nf5 Bxf5 46. exf5 Rh3 47. Rf2 b4 48. g5 Rh4+ 49. Kg3 fxg5 50. f6 Rh8 51. Kg4 Kd4 52. f7 Rf8 53. Kxg5 Ke3 54. Rf6 c3 55. bxc3 bxc3 56. Rc6 Rxf7 1/2-1/2

[Event "RUS-ch Rapid"]
[Site "Sochi"]
[Date "2021.10.12"]
[Round "4"]
[White "Petrov, Nikita"]
[Black "Kovalenko, Sergey"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2539"]
[BlackElo "2214"]
[PlyCount "85"]
[EventDate "2021.10.12"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 c6 5. Bg2 Bd6 6. Nc3 0-0 7. 0-0 Nbd7 8. Nd2 Re8 9. e4 dxe4 10. Ndxe4 Nxe4 11. Nxe4 Be7 12. Bf4 Nf8 13. c5 Ng6 14. Bd6 Bf8 15. b4 a5 16. a3 Ne7 17. Qd2 Nf5 18. Bxf8 Rxf8 19. Rfd1 axb4 20. Qxb4 Qa5 21. Qxa5 Rxa5 22. g4 Ne7 23. Nd6 Rd8 24. a4 Kf8 25. Rdb1 Rd7 26. f4 Rc7 27. Kf2 Ng6 28. Ke3 Ra7 29. a5 Ke7 30. Rb6 Bd7 31. Be4 f6 32. a6 Rxa6 33. Rbxa6 bxa6 34. Rxa6 e5 35. dxe5 fxe5 36. f5 Nf4 37. Ra8 Nd5+ 38. Kf3 Nf6 39. g5 Ne8 40. Nc4 Rb7 41. Nxe5 Rb3+ 42. Kf4 Rc3 43. Ra7 1-0

[Event "Voronezh op-A 23rd"]
[Site "Voronezh"]
[Date "2019.06.21"]
[Round "9"]
[White "Kovalenko, Sergey"]
[Black "Odegov, Artem"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2269"]
[BlackElo "2208"]
[PlyCount "108"]
[EventDate "2019.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. g3 a6 4. Bg2 b5 5. d3 Bb7 6. 0-0 Be7 7. e4 d6 8. b3 0-0 9. Nbd2 c5 10. Bb2 Nc6 11. Re1 Nd7 12. d4 cxd4 13. Nxd4 Qb6 14. Nxc6 Bxc6 15. Qe2 Rfd8 16. Qe3 Qb7 17. Rac1 Rac8 18. Nf3 bxc4 19. Rxc4 e5 20. Bh3 Bb5 21. Rxc8 Qxc8 22. Rc1 Qb7 23. Ba3 Nf6 24. Nd2 d5 25. Bxe7 Qxe7 26. a4 Bd7 27. Bf1 a5 28. Qc5 Qxc5 29. Rxc5 dxe4 30. Rxa5 Be6 31. Nc4 g6 32. h4 Rd1 33. Kg2 Bg4 34. Nxe5 Bf3+ 35. Nxf3 exf3+ 36. Kxf3 Rxf1 37. Rb5 Kf8 38. a5 Ra1 39. b4 Ke7 40. Rb7+ Ke6 41. g4 h6 42. Rb6+ Ke5 43. Rb5+ Nd5 44. g5 Ra3+ 45. Kg2 hxg5 46. hxg5 Ra4 47. f4+ Ke6 48. Kf3 Nxb4 49. Rb6+ Ke7 50. a6 Nxa6 51. f5 gxf5 52. Rb5 Nc7 53. Rxf5 Ne6 54. Kg3 Rc4 0-1

[Event "Voronezh op-A 23rd"]
[Site "Voronezh"]
[Date "2019.06.20"]
[Round "8"]
[White "Yangutov, Aleksey"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2049"]
[BlackElo "2269"]
[PlyCount "80"]
[EventDate "2019.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. c4 c6 4. g3 Nf6 5. Bg2 Nbd7 6. 0-0 dxc4 7. a4 a5 8. Nc3 Bd6 9. e4 e5 10. Qe2 0-0 11. Qxc4 exd4 12. Qxd4 Qe7 13. Bg5 h6 14. Bxf6 Qxf6 15. Qxf6 gxf6 16. Rfd1 Bc5 17. Bh3 Ne5 18. Nxe5 fxe5 19. Bxc8 Raxc8 20. Rd7 Rfd8 21. Rad1 Bd4 22. Rxd8+ Rxd8 23. Kf1 Rb8 24. Ra1 Kf8 25. Ke2 Ke7 26. f3 Kd6 27. Kd3 Kc5 28. Rc1 Kb4 29. Kc2 Bxc3 30. bxc3+ Kxa4 31. Rb1 h5 32. Rb6 c5 33. c4 Rd8 34. Rb1 Ka3 35. Kc3 Ka2 36. Rb2+ Ka3 37. Rb3+ Ka2 38. Rb2+ Ka3 39. Rb3+ Ka2 40. Rb2+ Ka3 1/2-1/2

[Event "Voronezh op-A 23rd"]
[Site "Voronezh"]
[Date "2019.06.19"]
[Round "7"]
[White "Kovalenko, Sergey"]
[Black "Kazmin, Semen"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2269"]
[BlackElo "2117"]
[PlyCount "90"]
[EventDate "2019.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. c4 0-0 6. 0-0 dxc4 7. Ne5 Nc6 8. Nxc6 bxc6 9. Qc2 Ba6 10. Rd1 Rb8 11. b3 Nd7 12. Nc3 Nb6 13. e4 Bb4 14. h4 Qe7 15. e5 c5 16. Ne4 cxd4 17. Rxd4 f5 18. exf6 gxf6 19. Bh6 Rfd8 20. Rad1 Rxd4 21. Rxd4 Rd8 22. Qd1 Rxd4 23. Qxd4 e5 24. Qd1 cxb3 25. axb3 Bc8 26. g4 Be6 27. g5 f5 28. Nf6+ Kh8 29. Qc2 Nd7 30. Nd5 Bxd5 31. Bxd5 Qc5 32. Bc4 e4 33. Qd1 Qd6 34. Qa1+ Qe5 35. Qxa7 Bc5 36. Qa8+ Nf8 37. Kg2 Qb2 38. Bxf8 Qxf2+ 39. Kh3 Qe3+ 40. Kg2 Qg1+ 41. Kh3 Qg4+ 42. Kh2 Qxh4+ 43. Kg2 Qxg5+ 44. Kf1 Qc1+ 45. Ke2 Qc2+ 1/2-1/2

[Event "Voronezh op-A 23rd"]
[Site "Voronezh"]
[Date "2019.06.18"]
[Round "6"]
[White "Pshmahov, Osman"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "B26"]
[WhiteElo "2039"]
[BlackElo "2269"]
[PlyCount "102"]
[EventDate "2019.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Nge2 Nge7 8. 0-0 0-0 9. f4 Nd4 10. Qd2 Nec6 11. Nd1 Rb8 12. c3 Nxe2+ 13. Qxe2 Re8 14. Nf2 b6 15. e5 Bb7 16. d4 cxd4 17. cxd4 f5 18. exf6 Qxf6 19. Rad1 Qe7 20. a3 Na5 21. Bxb7 Qxb7 22. Bd2 Qd5 23. Bc3 Nc4 24. Rfe1 Rbc8 25. Rd3 h6 26. Ng4 Qh5 27. a4 d5 28. Kg2 Nd6 29. Nf6+ Bxf6 30. g4 Qh4 31. Rh3 Ne4 32. Rxh4 Bxh4 33. Rf1 Bf6 34. Qf3 Bg7 35. Qh3 Rc6 36. f5 exf5 37. gxf5 g5 38. f6 Nxf6 39. Qf5 Re2+ 40. Rf2 Re4 41. h3 Kh8 42. Bb4 a5 43. Ba3 Rce6 44. Rc2 Re2+ 45. Rxe2 Rxe2+ 46. Kf3 Re4 47. Bd6 Ne8 48. Qxd5 Rxd4 49. Qa8 Rxd6 50. Qxe8+ Kh7 51. Qe4+ Kh8 1/2-1/2

[Event "Voronezh op-A 23rd"]
[Site "Voronezh"]
[Date "2019.06.16"]
[Round "5"]
[White "Kovalenko, Sergey"]
[Black "Nur Mukhametova, Alisa"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2269"]
[BlackElo "1983"]
[PlyCount "63"]
[EventDate "2019.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. e3 0-0 6. Be2 c5 7. 0-0 cxd4 8. Nxd4 Nc6 9. cxd5 Nxd5 10. Nxc6 bxc6 11. Qc2 Nxc3 12. bxc3 Qa5 13. Bd2 Bf5 14. e4 Be6 15. c4 Qa3 16. Rab1 Rab8 17. Bf4 Rb6 18. Rfd1 Ra6 19. Rd2 c5 20. Rb7 Rb6 21. Rxb6 axb6 22. e5 h5 23. h4 Ra8 24. Qe4 Ra4 25. Qc6 Bxc4 26. Rd8+ Kh7 27. Qe8 g5 28. Qg8+ Kg6 29. Bxh5+ Kxh5 30. Qxg7 f6 31. exf6 exf6 32. Qxf6 1-0

[Event "Voronezh op-A 23rd"]
[Site "Voronezh"]
[Date "2019.06.15"]
[Round "4"]
[White "Tchernyi, Viktor"]
[Black "Kovalenko, Sergey"]
[Result "1-0"]
[ECO "C13"]
[WhiteElo "2064"]
[BlackElo "2269"]
[PlyCount "91"]
[EventDate "2019.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 e6 4. e4 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 Nd7 8. Qd2 Be7 9. 0-0-0 Nf6 10. Bd3 Nxe4 11. Bxe4 c6 12. Kb1 Qc7 13. c3 a5 14. Qc2 h6 15. Ne5 a4 16. a3 Bd7 17. f4 0-0 18. Qe2 Rfd8 19. Bc2 Be8 20. g4 f6 21. Qe4 g6 22. Nxg6 Bd6 23. Qxe6+ Qf7 24. Qe3 Qc4 25. Ne7+ Kh8 26. Qe4 Qf7 27. Nf5 Bf8 28. Qf3 Bd7 29. Nh4 Bd6 30. Rde1 Ra5 31. Ka1 Rg8 32. h3 Be6 33. Rhf1 Bc4 34. Rf2 Rb5 35. Bb1 c5 36. Nf5 Bf8 37. dxc5 Rxc5 38. Qe3 Rb5 39. Rd2 Qc7 40. Qd4 Rb6 41. Re8 Bf7 42. Rd8 Bc5 43. Rd7 Qc6 44. Rxf7 Bxd4 45. Nxd4 Rg7 46. Rf8+ 1-0

[Event "Voronezh op-A 23rd"]
[Site "Voronezh"]
[Date "2019.06.14"]
[Round "3"]
[White "Kovalenko, Sergey"]
[Black "Nikitenko, Mihail"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2269"]
[BlackElo "2424"]
[PlyCount "120"]
[EventDate "2019.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Bf4 d6 4. e3 Nf6 5. h3 0-0 6. Bc4 Nbd7 7. 0-0 a6 8. a4 b6 9. Qe2 Bb7 10. Bh2 c5 11. c3 Ra7 12. Nbd2 Qa8 13. Rfe1 e5 14. dxe5 dxe5 15. Bb3 Ne4 16. Red1 Qe8 17. Nxe4 Bxe4 18. Rd6 Qe7 19. Rad1 Rc7 20. Bg3 Bc6 21. Qd2 Nf6 22. Nxe5 Bxa4 23. Bxa4 Ne4 24. Qd5 Nxg3 25. Nc6 Qe4 26. Qxe4 Nxe4 27. Rd7 Rxd7 28. Rxd7 c4 29. Bc2 Nc5 30. Rc7 Bf6 31. Kf1 Ra8 32. Nb4 Bd8 33. Rc6 Kf8 34. Nd5 Rb8 35. e4 Ke8 36. e5 Kd7 37. Rd6+ Ke8 38. f4 Rb7 39. Ke2 Rd7 40. Nf6+ Bxf6 41. Rxf6 b5 42. h4 Ke7 43. h5 Ne6 44. Ke3 a5 45. g4 Rd5 46. Be4 Rd1 47. Bc6 b4 48. Ke2 Rb1 49. f5 gxf5 50. gxf5 Nf4+ 51. Ke3 Nd3 52. Rh6 Nxe5 53. Kd4 f6 54. Bd5 Rxb2 55. Kc5 Nd7+ 56. Kxc4 Nf8 57. cxb4 Rxb4+ 58. Kc3 Rb8 59. Bg8 a4 60. Bxh7 Kf7 0-1

[Event "Voronezh op-A 23rd"]
[Site "Voronezh"]
[Date "2019.06.13"]
[Round "2"]
[White "Volkov, Roman"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "C67"]
[WhiteElo "2105"]
[BlackElo "2269"]
[PlyCount "70"]
[EventDate "2019.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 e5 3. Bb5 Nf6 4. 0-0 Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Na3 8. Nxa3 Be7 9. Re1 0-0 10. Bf4 d5 11. exd6 cxd6 12. Nb5 Bg4 13. Bxd6 Bxd6 14. Qxd6 Bxf3 15. gxf3 a6 16. Qxd8 Rfxd8 17. Na3 Nd4 18. Kg2 Rd6 19. Re4 f5 20. Re3 f4 21. Rd3 Re8 22. Kf1 Nxc2 23. Rxd6 Nxa1 24. Rb6 Re7 25. Nc4 Nc2 26. Na5 Nd4 27. Nxb7 Nxf3 28. Nd6 h5 29. h3 Re1+ 30. Kg2 Nh4+ 31. Kh2 g5 32. Rb4 Nf3+ 33. Kg2 g4 34. Rb8+ Kh7 35. Rb7+ Kg6 0-1

[Event "Voronezh op-A 23rd"]
[Site "Voronezh"]
[Date "2019.06.12"]
[Round "1"]
[White "Kovalenko, Sergey"]
[Black "Puranik, Abhimanyu Sameer"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2269"]
[BlackElo "2548"]
[PlyCount "76"]
[EventDate "2019.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. h3 d6 5. e3 0-0 6. Bc4 Nc6 7. 0-0 Nd7 8. Bg5 Qe8 9. Nc3 Nb6 10. Be2 h6 11. Bh4 Bd7 12. a4 a5 13. Nb5 Rc8 14. c4 Nb4 15. Rc1 c6 16. Nc3 Be6 17. b3 f5 18. Qd2 g5 19. Bg3 Nd7 20. e4 f4 21. Bh2 Qg6 22. Rfe1 Rcd8 23. Bf1 Kh8 24. Kh1 Bg8 25. Rcd1 e5 26. Na2 Nxa2 27. Qxa2 h5 28. dxe5 Nxe5 29. Nxe5 Bxe5 30. f3 g4 31. fxg4 hxg4 32. hxg4 Be6 33. Qf2 Kg7 34. Rd3 Rh8 35. Kg1 Bxg4 36. Bxf4 Qh5 37. Bxe5+ dxe5 38. Qg3 Rxd3 0-1

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.12.01"]
[Round "9"]
[White "Chuprikov, Dmitry"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2322"]
[BlackElo "2222"]
[PlyCount "74"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. c4 c5 5. cxd5 Nxd5 6. e4 Nf6 7. e5 Nd5 8. Bc4 Nc6 9. 0-0 cxd4 10. Nbd2 a6 11. Ne4 h6 12. Nxd4 Nxe5 13. Bxd5 Qxd5 14. Nc3 Qd8 15. Qh5 Nd3 16. Be3 Be7 17. Rad1 Nxb2 18. Nxe6 Bxe6 19. Rxd8+ Rxd8 20. Rb1 Nc4 21. Rxb7 Nxe3 22. Rxe7+ Kxe7 23. Qc5+ Rd6 24. Qxe3 Rc8 25. h3 Kf8 26. a4 Kg8 27. Ne4 Rd5 28. Kh2 Rc4 29. f3 Rc2 30. Qa7 a5 31. Qb8+ Rc8 32. Qb6 Kh7 33. h4 Rc4 34. g4 Bxg4 35. Nd6 Rb4 36. Qc6 Bxf3 37. Qc2+ f5 0-1

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.30"]
[Round "8"]
[White "Kovalenko, Sergey"]
[Black "Klimentov, Roman"]
[Result "1/2-1/2"]
[ECO "C92"]
[WhiteElo "2222"]
[BlackElo "2156"]
[PlyCount "26"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[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. h3 Re8 10. Ng5 Rf8 11. Nf3 Re8 12. Ng5 Rf8 13. Nf3 Re8 1/2-1/2

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.29"]
[Round "7"]
[White "Ioffe, Ilya"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2241"]
[BlackElo "2222"]
[PlyCount "44"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Be7 7. 0-0 Nf6 8. Ng3 Nbd7 9. b3 h5 10. h4 Ng4 11. Ng5 Ndf6 12. Bb2 Qd5 13. N3e4 Nxe4 14. Bxe4 Qd6 15. Bxc6+ bxc6 16. g3 Bxg5 17. hxg5 Ne3 18. fxe3 Qxg3+ 19. Kh1 Qh3+ 20. Kg1 Qg3+ 21. Kh1 Qh3+ 22. Kg1 Qg3+ 1/2-1/2

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.28"]
[Round "6"]
[White "Krivtsov, Alexander"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "C28"]
[WhiteElo "2267"]
[BlackElo "2222"]
[PlyCount "100"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. Bc4 Nc6 4. d3 Na5 5. Bg5 Nxc4 6. dxc4 h6 7. Bh4 Bb4 8. Qd3 d6 9. 0-0-0 Bxc3 10. Qxc3 g5 11. Bg3 Nxe4 12. Qe3 Nxg3 13. hxg3 Qe7 14. c5 dxc5 15. Nf3 Bd7 16. Nxg5 0-0-0 17. Ne4 b6 18. Rxh6 f5 19. Rxh8 Rxh8 20. Nc3 Bc6 21. f3 Kb7 22. Re1 Re8 23. Nd1 Qf7 24. Kb1 Qg7 25. Qf2 Rg8 26. b3 c4 27. Ne3 cxb3 28. axb3 Qxg3 29. Qxg3 Rxg3 30. Nxf5 Rxg2 31. Rxe5 Bxf3 32. Kb2 Bd1 33. Nd4 c5 34. Re7+ Ka6 35. Nc6 Rxc2+ 36. Ka3 Rc3 37. Rxa7+ Kb5 38. Ne7 Rxb3+ 39. Ka2 Rb4 40. Rb7 Bf3 41. Rb8 Ra4+ 42. Kb3 Ra8 43. Rxa8 Bxa8 44. Nf5 Bd5+ 45. Kc3 Kc6 46. Ne7+ Kd6 47. Nf5+ Ke6 48. Ne3 b5 49. Nc2 Ke5 50. Ne1 Be4 0-1

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.27"]
[Round "5"]
[White "Kovalenko, Sergey"]
[Black "Kislov, Sergey Aleksandrovi"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2222"]
[BlackElo "2297"]
[PlyCount "61"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. Bf4 Bg7 4. h3 0-0 5. e3 d6 6. Bc4 c6 7. a4 b6 8. Qe2 Bb7 9. 0-0 Nbd7 10. c3 a6 11. Nbd2 h6 12. Rfd1 Qe8 13. Bh2 e5 14. dxe5 dxe5 15. Bb3 b5 16. e4 Qe7 17. Bc2 Nh5 18. Nb3 Rad8 19. Qe3 Rfe8 20. Qa7 Rb8 21. Rd2 c5 22. Rad1 Nhf6 23. Na5 c4 24. Nxb7 Nf8 25. Qxa6 Qxb7 26. Qxb7 Rxb7 27. axb5 N6d7 28. Rd6 Nc5 29. Nd2 Rxb5 30. Nxc4 Rc8 31. R1d5 1-0

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.26"]
[Round "4"]
[White "Kovalenko, Sergey"]
[Black "Sakorenko, Adriana"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2222"]
[BlackElo "2075"]
[PlyCount "87"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3 c5 5. Bb2 Nc6 6. Be2 d4 7. d3 e5 8. 0-0 Bd6 9. Nbd2 0-0 10. a3 a5 11. Ne1 Qc7 12. Bf3 Re8 13. Nc2 Bf5 14. Bxc6 bxc6 15. e4 Bg4 16. f3 Bd7 17. Kh1 Nh5 18. g3 Re6 19. Rg1 Rg6 20. Ne1 Rb8 21. a4 Qd8 22. Bc1 Bh3 23. Ra2 Rh6 24. Nf1 g5 25. Ng2 Kh8 26. Nh4 Ng7 27. Rf2 Re6 28. Ng2 Rg6 29. g4 h5 30. gxh5 Rh6 31. Ng3 f6 32. Nh4 Nxh5 33. Ngf5 Rh7 34. Ng6+ Kg8 35. Nxd6 Qxd6 36. f4 g4 37. Rxg4 Bxg4 38. Qxg4 Ng7 39. Rg2 Qc7 40. fxe5 fxe5 41. Nh4 Kh8 42. Rf2 Qd6 43. Rf5 Qe6 44. Ng6+ 1-0

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.25"]
[Round "3"]
[White "Rodin, Dmitrij"]
[Black "Kovalenko, Sergey"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2376"]
[BlackElo "2222"]
[PlyCount "61"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d4 Nxd4 5. Nxd4 exd4 6. e5 c6 7. Qxd4 Ng8 8. Bd3 d5 9. 0-0 Ne7 10. Nd2 Qb6 11. Qh4 Bf5 12. Nf3 Ng6 13. Qg3 Bxd3 14. cxd3 0-0-0 15. Be3 d4 16. Qg4+ Kb8 17. Bxd4 Qb5 18. Rfd1 Be7 19. Qe4 Rd5 20. Bc3 Rhd8 21. d4 f6 22. Re1 Bb4 23. h4 fxe5 24. dxe5 Bxc3 25. bxc3 Qd3 26. h5 Nf8 27. Qg4 g6 28. e6 Re8 29. e7 Nd7 30. Qf4+ Kc8 31. Qf7 1-0

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.24"]
[Round "2"]
[White "Kovalenko, Sergey"]
[Black "Sergienko, Sergey"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2222"]
[BlackElo "2325"]
[PlyCount "79"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 Nc6 5. 0-0 d5 6. b3 Qc7 7. c4 dxc4 8. bxc4 Be7 9. Nc3 0-0 10. d5 Ne5 11. Nxe5 Qxe5 12. Qb3 exd5 13. cxd5 b5 14. f4 Qh5 15. Bxb5 Rb8 16. Qa3 a6 17. Be2 Qg6 18. Bd2 Rd8 19. Bf3 Bf5 20. Rad1 Bd3 21. Rfe1 Ne4 22. Bc1 Bc2 23. Nxe4 Bxe4 24. Bxe4 Qxe4 25. Qd3 Qxd3 26. Rxd3 c4 27. Rdd1 f5 28. e4 Bb4 29. Re2 fxe4 30. Rxe4 c3 31. Kf2 Rb5 32. Rc4 Bf8 33. Rxc3 Rbxd5 34. Rxd5 Rxd5 35. Rc4 a5 36. Ke2 Kf7 37. Bd2 Be7 38. Bc3 h5 39. Ra4 g6 40. Rxa5 1-0

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.23"]
[Round "1"]
[White "Chernyshov, Mikhail"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1913"]
[BlackElo "2222"]
[PlyCount "76"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 a6 4. f3 d5 5. Be3 dxe4 6. fxe4 Nc6 7. Nf3 Bg4 8. Bc4 e6 9. e5 Bxf3 10. gxf3 Nxe5 11. Bxe6 fxe6 12. dxe5 Qxd1+ 13. Rxd1 Bxe5 14. Ne4 Ne7 15. Nc5 Kf7 16. Bg5 Rhd8 17. Ke2 Rd5 18. b4 b6 19. Ne4 Rad8 20. f4 Bg7 21. c4 Rd4 22. Nf2 Rxd1 23. Rxd1 Rxd1 24. Kxd1 h6 25. Bxe7 Kxe7 26. Ne4 e5 27. fxe5 Bxe5 28. h3 Ke6 29. Ke2 Kf5 30. Kf3 Bd4 31. b5 axb5 32. cxb5 Ke5 33. a4 Kd5 34. Nd2 Bb2 35. Nb3 Kc4 36. a5 bxa5 37. Nxa5+ Kxb5 38. Nb3 c5 0-1

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.21"]
[Round "9"]
[White "Yeritsyan, Aram"]
[Black "Kovalenko, Sergey"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2370"]
[BlackElo "2237"]
[PlyCount "83"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Be7 7. 0-0 Nf6 8. Ned2 0-0 9. Nc4 Be4 10. Bxe4 Nxe4 11. Qd3 Nd6 12. Nce5 Nd7 13. c4 c6 14. b3 Nf6 15. Bb2 Qa5 16. a4 Rad8 17. b4 Qc7 18. Qb3 Nf5 19. a5 a6 20. g4 Nd6 21. Rfe1 Nde8 22. h4 Nd6 23. h5 h6 24. Bc1 Nh7 25. Bf4 Qc8 26. Rac1 Ng5 27. Bxg5 Bxg5 28. Nxg5 hxg5 29. Nf3 Ne8 30. Qe3 e5 31. Nxe5 f6 32. Ng6 Qxg4+ 33. Kf1 Nc7 34. Nxf8 Rxf8 35. Qg3 Qxh5 36. Re7 Qh1+ 37. Qg1 Qh3+ 38. Qg2 Qd3+ 39. Kg1 Qd2 40. Rce1 Qxb4 41. Qe4 Qd6 42. Qg6 1-0

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.20"]
[Round "8"]
[White "Kovalenko, Sergey"]
[Black "Provotorov, Ivan"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "2237"]
[BlackElo "2378"]
[PlyCount "81"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Qc2 Bd6 7. Be2 dxc4 8. e4 e5 9. Bxc4 0-0 10. Bg5 b5 11. Bb3 Qe7 12. a3 Bb7 13. dxe5 Nxe5 14. Nd4 g6 15. 0-0-0 Nc4 16. Bxc4 bxc4 17. Rhe1 h6 18. Bxh6 Nd7 19. Bxf8 Rxf8 20. g3 Ne5 21. f4 Nd3+ 22. Rxd3 cxd3 23. Qxd3 Rd8 24. Qc4 Bxa3 25. Nc2 Bc5 26. e5 Bf2 27. Re2 Bb6 28. Ne4 c5 29. Nd6 Bf3 30. Rf2 Bg4 31. Ne3 Rxd6 32. Nxg4 Rd4 33. Qa2 c4 34. Nf6+ Kg7 35. Rc2 Qb4 36. Rc3 Bc5 37. Qa6 Rd2 38. Kxd2 Qxb2+ 39. Rc2 Bb4+ 40. Ke3 Qb3+ 41. Ke4 0-1

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.19"]
[Round "7"]
[White "Gurvich, Vitaly"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2305"]
[BlackElo "2237"]
[PlyCount "94"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Be7 5. e3 h6 6. Bh4 c5 7. Nc3 cxd4 8. exd4 Ne4 9. Bxe7 Nxc3 10. Bxd8 Nxd1 11. Rxd1 Kxd8 12. Ne5 Rf8 13. Rc1 dxc4 14. Bxc4 Nd7 15. Bb5 Nb6 16. Ke2 f6 17. Ng6 Rf7 18. Nf4 g5 19. Nd3 a6 20. Bc4 Nxc4 21. Rxc4 Bd7 22. h4 Bb5 23. Rc3 g4 24. Ke3 Bxd3 25. Kxd3 Rd7 26. Ke3 Ke7 27. Rhc1 Rad8 28. Rc7 f5 29. g3 Kd6 30. Rc8 Ke7 31. Rxd8 Kxd8 32. Rc5 Rd6 33. b3 Kd7 34. Kd3 Rc6 35. Rc4 Kd6 36. a4 b5 37. axb5 axb5 38. Rxc6+ Kxc6 39. Kc3 Kd5 40. Kb4 Kxd4 41. Kxb5 e5 42. b4 f4 43. Ka4 fxg3 44. fxg3 e4 45. Kb3 Kd3 46. b5 e3 47. b6 e2 0-1

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.18"]
[Round "6"]
[White "Kovalenko, Sergey"]
[Black "Salemgareev, Tagir"]
[Result "0-1"]
[ECO "A35"]
[WhiteElo "2237"]
[BlackElo "2387"]
[PlyCount "88"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 g6 4. e3 Nf6 5. Be2 Bg7 6. 0-0 0-0 7. d4 cxd4 8. Nxd4 d6 9. b3 Bd7 10. Bb2 Qa5 11. Qd2 Rfc8 12. a3 Qd8 13. Rab1 Rab8 14. f4 a6 15. Nf3 Na5 16. Ba1 b5 17. Nd5 bxc4 18. Nxf6+ Bxf6 19. Bxf6 exf6 20. b4 c3 21. Qd5 Qe7 22. Kf2 Nc4 23. Qxc4 Rxc4 24. Bxc4 Rc8 25. Bxa6 c2 26. Rbc1 Rc3 27. Rfe1 Rxa3 28. b5 Bf5 29. Nd4 Bd3 30. Bc8 Qc7 31. Bg4 Qc3 32. b6 Qd2+ 33. Kg3 Be4 34. Bf3 Rxe3 35. Nxc2 Bxc2 36. Rxe3 Qxe3 37. b7 Qxc1 38. b8Q+ Kg7 39. Qxd6 Qe1+ 40. Kh3 h5 41. g4 Qf1+ 42. Bg2 hxg4+ 43. Kg3 Qe1+ 44. Kxg4 Bf5+ 0-1

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.16"]
[Round "5"]
[White "Shoboev, Dandar"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "2091"]
[BlackElo "2237"]
[PlyCount "47"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 f5 2. Bf4 Nf6 3. Nf3 g6 4. e3 Bg7 5. Bc4 e6 6. h3 0-0 7. Nbd2 b6 8. Qe2 Bb7 9. 0-0-0 d5 10. Bd3 c5 11. c3 Qc8 12. g4 Ne4 13. gxf5 exf5 14. h4 cxd4 15. Nxd4 Nc6 16. Nxc6 Qxc6 17. Bxe4 dxe4 18. Nb3 Qa4 19. Kb1 Ba6 20. Qd2 Bd3+ 21. Ka1 Rfd8 22. h5 Rd5 23. hxg6 hxg6 24. Nc1 0-1

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.15"]
[Round "4"]
[White "Kovalenko, Sergey"]
[Black "Lystsov, Leonid"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2237"]
[BlackElo "2086"]
[PlyCount "72"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 Nf6 4. Bd3 g6 5. Nf3 Bg7 6. h3 0-0 7. 0-0 d5 8. e5 Ne4 9. Re1 Nc6 10. Be3 Bf5 11. g4 Be6 12. Nbd2 Nxd2 13. Qxd2 cxd4 14. Bxd4 Qd7 15. Qf4 f6 16. exf6 Bxf6 17. Qg3 Bxd4 18. cxd4 Rf6 19. Ng5 h6 20. Nxe6 Rxe6 21. f4 Rxe1+ 22. Rxe1 Qd6 23. Qe3 Kg7 24. f5 gxf5 25. Bxf5 Qf6 26. Bd3 Rf8 27. Kg2 Rf7 28. Bb5 Nxd4 29. Rf1 Nc2 30. Qd2 Qxb2 31. Rxf7+ Kxf7 32. Qxd5+ Kg7 33. Kg3 Qc3+ 34. Kh4 Qf6+ 35. Kg3 Qc3+ 36. Kh4 Qf6+ 1/2-1/2

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.14"]
[Round "3"]
[White "Klimentov, Roman"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "2180"]
[BlackElo "2237"]
[PlyCount "62"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 Qe7 6. 0-0 a6 7. Ba4 b5 8. Bc2 d6 9. a4 Rb8 10. axb5 axb5 11. h3 0-0 12. d4 exd4 13. cxd4 Bb6 14. Nc3 Nb4 15. Bb1 c5 16. Bf4 Bb7 17. Nxb5 Nxe4 18. Bxe4 Qxe4 19. Bxd6 Rbd8 20. Bxf8 Kxf8 21. Nc3 Qg6 22. d5 Nxd5 23. Nh4 Qf6 24. Nxd5 Rxd5 25. Qb3 Rd4 26. Qg3 Rf4 27. Nf3 Bc7 28. Ra7 Qb6 29. Rfa1 Ra4 30. Qg5 Qxa7 31. Re1 Re4 0-1

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.13"]
[Round "2"]
[White "Kovalenko, Sergey"]
[Black "Kyshtymov, Daniil"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2237"]
[BlackElo "2032"]
[PlyCount "114"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 d6 5. Bc4 0-0 6. h3 Nbd7 7. 0-0 c5 8. c3 b6 9. a4 a6 10. Qe2 Bb7 11. Nbd2 h6 12. Bh2 Re8 13. Rad1 e5 14. dxe5 dxe5 15. Nh4 Nf8 16. Ne4 Qc7 17. Nd6 Re7 18. Nxb7 Qxb7 19. Nf3 N8d7 20. e4 Qc6 21. b3 Nxe4 22. Qc2 Nef6 23. Rfe1 b5 24. axb5 axb5 25. Bf1 Rae8 26. Kh1 Kh7 27. Ng1 c4 28. bxc4 bxc4 29. Qd2 Nc5 30. f3 Na4 31. Ra1 Nb6 32. Ra6 Nfd5 33. Rb1 e4 34. fxe4 Rxe4 35. Qf2 R4e6 36. Ne2 Rf6 37. Qg1 Qb7 38. Ra5 Ne3 39. Nd4 Qe4 40. Re1 Nbd5 41. Bxc4 Nf4 42. Ra2 Nxh3 43. Qxe3 Qxe3 44. Rxe3 Rxe3 45. gxh3 Rxc3 46. Rc2 Rxh3 47. Kg2 Rh5 48. Nf3 Rc6 49. Bg1 Ra5 50. Kg3 Ra4 51. Bd3 Rxc2 52. Bxc2 Rc4 53. Bb3 Rc7 54. Bd5 Bf6 55. Bb6 Rd7 56. Bc4 Kg7 57. Kf4 Rb7 0-1

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.12"]
[Round "1"]
[White "Potapov, Pavel"]
[Black "Kovalenko, Sergey"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2491"]
[BlackElo "2237"]
[PlyCount "51"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 c5 4. exd5 Qxd5 5. Nc3 Qxd4 6. Nb5 Qd8 7. Bf4 Na6 8. Qe2 Qa5+ 9. c3 Nf6 10. Nf3 Nd5 11. Nd6+ Bxd6 12. Bxd6 Bd7 13. Nd2 Bc6 14. Qg4 Nab4 15. Bb1 Bb5 16. cxb4 Nxb4 17. Qxg7 0-0-0 18. Qc3 b6 19. a3 Qa6 20. axb4 Qxa1 21. bxc5 Kb7 22. f3 Rxd6 23. cxd6 Rc8 24. Kf2 Qa4 25. Be4+ Kb8 26. d7 1-0

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.21"]
[Round "9"]
[White "Tatarintsev, Egor"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "C68"]
[WhiteElo "2125"]
[BlackElo "2246"]
[PlyCount "75"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Qe7 6. b3 Bd7 7. Ba3 c5 8. Nc3 Qe6 9. Qe2 Bd6 10. Nd5 0-0-0 11. Qe3 b6 12. b4 c4 13. d3 Bb5 14. Nd2 cxd3 15. c4 Bc6 16. Nf3 f5 17. Ng5 Qg6 18. exf5 Qxf5 19. Ne4 Bxd5 20. cxd5 Nf6 21. f3 Nxd5 22. Qxd3 Kb8 23. Qxa6 Bxb4 24. Bxb4 Nxb4 25. Qb5 Rd4 26. Rab1 Nd3 27. Nc5 Nxc5 28. Qxc5 Qg6 29. Rfc1 Qd6 30. Qxd6 Rxd6 31. Rb5 Re8 32. a4 e4 33. fxe4 Rxe4 34. a5 Re2 35. axb6 cxb6 36. Rf5 Rdd2 37. Rf8+ Kb7 38. Rf7+ 0-1

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.20"]
[Round "8"]
[White "Kovalenko, Sergey"]
[Black "Peschansky, Mikhail"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2246"]
[BlackElo "2205"]
[PlyCount "79"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 f5 4. d3 Nf6 5. Nc3 Bc5 6. e3 0-0 7. Nge2 d6 8. 0-0 a6 9. a3 Qe8 10. Nd5 Qf7 11. b4 Ba7 12. d4 e4 13. Nxf6+ Qxf6 14. f3 exf3 15. Bxf3 Ne7 16. Bb2 c6 17. Qb3 Qh6 18. Rae1 Be6 19. Nf4 Bf7 20. d5 cxd5 21. cxd5 Rae8 22. Kh1 Kh8 23. e4 Ng6 24. Nd3 fxe4 25. Bxe4 Bg8 26. Rxf8 Nxf8 27. Nf4 Nd7 28. Ne6 Bxe6 29. dxe6 Qxe6 30. Qxe6 Rxe6 31. Rc1 Re8 32. Bxb7 Ne5 33. Bxa6 h5 34. Rc8 Rxc8 35. Bxc8 Nc4 36. Bc1 Be3 37. Bxe3 Nxe3 38. b5 Nc4 39. a4 Na5 40. Be6 1-0

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.19"]
[Round "7"]
[White "Ioffe, Evgeny"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2125"]
[BlackElo "2246"]
[PlyCount "154"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 0-0 6. Nbd2 d6 7. c3 Kh8 8. h3 Be6 9. Re1 Qd7 10. Nf1 Rae8 11. Ng3 a6 12. Qe2 d5 13. Bb3 d4 14. Bxe6 fxe6 15. c4 Ng8 16. a3 a5 17. Rf1 Re7 18. Bd2 h6 19. Bxa5 Nxa5 20. b4 Ra8 21. Nxe5 Qe8 22. bxa5 Rxa5 23. Qb2 c6 24. a4 Kh7 25. Nf3 Qg6 26. Qd2 b6 27. e5 Rea7 28. Qc2 Ne7 29. Rfb1 Nf5 30. Ne4 Rf7 31. Kh2 Ne7 32. Qd2 Qf5 33. Ng3 Qf4 34. Qxf4 Rxf4 35. Ne2 Rf5 36. Nexd4 Bxd4 37. Nxd4 Rxf2 38. Rxb6 Rxe5 39. a5 Rg5 40. Rg1 Rxa5 41. Nxc6 Nxc6 42. Rxc6 Ra3 43. Rxe6 Rxd3 44. Re4 Rdd2 45. Rg4 Rc2 46. Rd1 g5 47. Rdd4 Kg6 48. h4 Rf5 49. Rg3 Kh5 50. hxg5 hxg5 51. Kh3 Rc1 52. Rb3 Rh1+ 53. Kg3 Rc5 54. Rb5 Rxb5 55. cxb5 Rb1 56. Rd5 Rb3+ 57. Kf2 Kh4 58. Re5 Kg4 59. Rc5 Kh4 60. Rd5 Rb2+ 61. Kf1 g4 62. Rc5 Kg3 63. Rc3+ Kh2 64. Rc4 Rb1+ 65. Ke2 g3 66. Kf3 Rb3+ 67. Ke2 Rxb5 68. Rc8 Kxg2 69. Rh8 Re5+ 70. Kd3 Kf2 71. Rf8+ Kg1 72. Rh8 g2 73. Kd2 Kf2 74. Rf8+ Kg3 75. Rg8+ Kf3 76. Kd3 Re3+ 77. Kd2 Re4 0-1

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.18"]
[Round "6"]
[White "Kovalenko, Sergey"]
[Black "Kochukova, Anna"]
[Result "0-1"]
[ECO "E17"]
[WhiteElo "2246"]
[BlackElo "2058"]
[PlyCount "94"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. c4 b6 6. 0-0 0-0 7. Qc2 Bb7 8. Rd1 Na6 9. Ne5 Nb4 10. Qa4 Qe8 11. Qxe8 Rfxe8 12. Nc3 c5 13. e3 cxd4 14. exd4 Rad8 15. a3 Nc6 16. Bf4 Nxe5 17. dxe5 Ne4 18. Bxe4 dxe4 19. Nb5 Rxd1+ 20. Rxd1 a6 21. Nd6 Rd8 22. Be3 b5 23. b3 f6 24. Rd2 Bc6 25. Bc5 fxe5 26. h4 Bxd6 27. Bxd6 Kf7 28. Kf1 Rd7 29. Ke2 Bd5 30. c5 Kf6 31. Ke3 Kf5 32. a4 bxa4 33. bxa4 Rb7 34. Rc2 Rb3+ 35. Ke2 Bc6 36. a5 Ra3 37. Bc7 h5 38. Rb2 Rc3 39. Bb6 Kg4 40. Rb4 Rc2+ 41. Ke3 Rc3+ 42. Ke2 Ra3 43. Rb2 Bb5+ 44. Rxb5 axb5 45. c6 Rc3 46. c7 b4 47. Kd2 Rc4 0-1

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.17"]
[Round "5"]
[White "Surov, Sergey"]
[Black "Kovalenko, Sergey"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2186"]
[BlackElo "2246"]
[PlyCount "53"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 c5 2. e4 cxd4 3. Nf3 e5 4. c3 dxc3 5. Bc4 cxb2 6. Bxb2 Nc6 7. 0-0 d6 8. Qb3 Nh6 9. Bc1 Qb6 10. Qd3 Bd7 11. Nc3 Nb4 12. Qe2 Rc8 13. Be3 Qc7 14. Nd2 a6 15. Rab1 d5 16. Nxd5 Nxd5 17. Bxd5 Bb5 18. Qh5 Ng8 19. Rbc1 Bc6 20. Bb6 Qe7 21. Qf5 Rc7 22. Bxc7 Qxc7 23. Bc4 Bd5 24. exd5 Ne7 25. Qd3 f6 26. d6 Qd8 27. d7+ 1-0

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.16"]
[Round "4"]
[White "Kovalenko, Sergey"]
[Black "Chernyshov, Konstantin"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "2246"]
[BlackElo "2481"]
[PlyCount "78"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 d5 6. 0-0 Nbd7 7. b3 Bd6 8. Bb2 0-0 9. Ne5 c5 10. f4 cxd4 11. exd4 Ne4 12. Nxe4 dxe4 13. Bb5 Nf6 14. f5 Qc7 15. Bc4 Bd5 16. Qe2 Rac8 17. Rad1 Bxc4 18. bxc4 Rfe8 19. g4 exf5 20. Rxf5 Bxe5 21. dxe5 Nd7 22. Qxe4 Nc5 23. Qf3 Ne6 24. Rf1 Re7 25. Qg2 Qc5+ 26. R5f2 Rd7 27. Kh1 Qb4 28. Bc1 Rxc4 29. Qa8+ Qf8 30. Qf3 Qc8 31. Qf5 Qc6+ 32. Kg1 g6 33. Qf3 Qxf3 34. Rxf3 Rxg4+ 35. Kh1 Rc4 36. Bh6 Rxc2 37. Rf6 Rc8 38. Kg2 Re8 39. Kf3 Nc5 0-1

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.15"]
[Round "3"]
[White "Kostin, Alexey"]
[Black "Kovalenko, Sergey"]
[Result "1-0"]
[ECO "C13"]
[WhiteElo "2263"]
[BlackElo "2246"]
[PlyCount "25"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 Nd7 8. Bd3 0-0 9. 0-0 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Qh5 Bxb2 13. Nf6+ 1-0

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.14"]
[Round "2"]
[White "Kovalenko, Sergey"]
[Black "Shishkin, Alexander"]
[Result "1-0"]
[ECO "D78"]
[WhiteElo "2246"]
[BlackElo "1999"]
[PlyCount "99"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. g3 g6 5. Bg2 Bg7 6. 0-0 0-0 7. b3 a5 8. Bb2 Na6 9. Ne5 Ng4 10. Nxg4 Bxg4 11. cxd5 cxd5 12. Nc3 Nc7 13. h3 Bc8 14. Na4 Na6 15. Rc1 e6 16. Nc3 Bd7 17. e4 Bc6 18. e5 f6 19. Qg4 f5 20. Qe2 Qd7 21. a4 Nc7 22. Rc2 Rfe8 23. Rfc1 Ra6 24. Ba3 Bf8 25. Bd6 Rd8 26. Bxc7 Qxc7 27. Nb5 Qd7 28. Bf1 Raa8 29. Qe3 Bb4 30. h4 Qf7 31. Qf4 Rd7 32. Be2 Qg7 33. Rxc6 bxc6 34. Rxc6 Re8 35. Qc1 h6 36. Nc7 Rxc7 37. Rxc7 Re7 38. Rc8+ Kh7 39. Kg2 Qf7 40. Bb5 Ra7 41. Be8 Qe7 42. Qc6 Ba3 43. h5 gxh5 44. Bxh5 Bb2 45. Re8 Qd7 46. Qc5 Rc7 47. Qf8 Qg7 48. Qf6 Qxf6 49. exf6 Bxd4 50. Re7+ 1-0

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.13"]
[Round "1"]
[White "Sakorenko, Adriana"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2101"]
[BlackElo "2246"]
[PlyCount "89"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ gxf6 7. Bd3 c5 8. Be3 cxd4 9. Nxd4 Ne5 10. Bb5+ Bd7 11. Nxe6 Bb4+ 12. c3 fxe6 13. Qh5+ Kf8 14. 0-0-0 Qc7 15. Bxd7 Nxd7 16. Bh6+ Ke7 17. Qg4 Rhg8 18. Qxb4+ Kf7 19. Rhe1 Rg6 20. Bf4 e5 21. Bg3 Re8 22. f4 Re7 23. fxe5 Nxe5 24. Bxe5 fxe5 25. Qe4 Qc6 26. Rd5 Qf6 27. g3 Rh6 28. Re2 Qg5+ 29. Kc2 Qg6 30. Qxg6+ hxg6 31. h4 Rh5 32. Kd3 Rf5 33. Ke4 Rc7 34. Re3 Ke6 35. Red3 Rc4+ 36. Ke3 Rg4 37. Rd6+ Ke7 38. Rd7+ Ke8 39. Kd2 Rf2+ 40. Kc1 e4 41. Rd8+ Ke7 42. R8d7+ Ke6 43. R7d6+ Ke7 44. Rd7+ Ke6 45. R7d6+ 1/2-1/2

[Event "Voronezh op-B 20th"]
[Site "Voronezh"]
[Date "2016.06.21"]
[Round "9"]
[White "Kovalenko, Sergey"]
[Black "Tverdokhleb, Aleksandr"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2187"]
[BlackElo "2042"]
[PlyCount "24"]
[EventDate "2016.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. 0-0 Bf5 5. d3 h6 6. Nbd2 e6 7. Qe1 Be7 8. b3 0-0 9. Bb2 Nbd7 10. e3 Qb6 11. Qe2 Rac8 12. h3 Qa6 1-0

[Event "Voronezh op-B 20th"]
[Site "Voronezh"]
[Date "2016.06.20"]
[Round "8"]
[White "Repkin, Alexander"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2081"]
[BlackElo "2187"]
[PlyCount "97"]
[EventDate "2016.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. 0-0 d6 6. c3 g6 7. d4 Qe7 8. Re1 Bg7 9. dxe5 Nxe5 10. Nxe5 dxe5 11. b3 Be6 12. Ba3 Qd7 13. Qxd7+ Bxd7 14. Nd2 Bc6 15. f3 0-0-0 16. Nf1 Rd7 17. Red1 Rhd8 18. Rxd7 Rxd7 19. Ne3 h5 20. Bf1 Nh7 21. Kf2 Bh6 22. Bc1 Nf6 23. a4 Bxe4 24. fxe4 Nxe4+ 25. Ke1 Nxc3 26. Bc4 Kd8 27. Bb2 Ne4 28. Nf1 Nd6 29. Be2 f6 30. Rd1 h4 31. g3 hxg3 32. hxg3 Bg5 33. Nd2 b6 34. Nc4 Ne4 35. Rxd7+ Kxd7 36. Bd3 Nxg3 37. Bxg6 Ke6 38. Kf2 Nf5 39. Be8 Ne7 40. Ba3 Nd5 41. Bc6 f5 42. Bb7 Bh4+ 43. Kf1 a5 44. Bc8+ Kf6 45. Bb2 Bg3 46. Bb7 Ke6 47. Bc8+ Kf6 48. Bb7 Ke6 49. Bc8+ 1/2-1/2

[Event "Voronezh op-B 20th"]
[Site "Voronezh"]
[Date "2016.06.19"]
[Round "7"]
[White "Kovalenko, Sergey"]
[Black "Moiseenko, Andrey"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2187"]
[BlackElo "2065"]
[PlyCount "75"]
[EventDate "2016.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 Na6 7. Bg5 c6 8. Be2 Qe8 9. Qc2 e5 10. d5 cxd5 11. cxd5 Bd7 12. Nd2 Qb8 13. 0-0 Rc8 14. Qd3 Nc5 15. Qg3 Ne8 16. Be3 b5 17. f4 b4 18. Nd1 Bb5 19. Qf3 exf4 20. Bxf4 Rc7 21. Rc1 Bxe2 22. Qxe2 Nd3 23. Rxc7 Nxf4 24. Rxf4 Qxc7 25. Nc4 Nf6 26. b3 a5 27. Qf2 Qe7 28. Qb6 g5 29. Rf1 Nxe4 30. Nde3 Ng3 31. Rf3 Ne2+ 32. Kf1 Nd4 33. Rf2 Qe4 34. Kg1 Be5 35. Nxe5 dxe5 36. Ng4 Qe1+ 37. Kh2 Ne2 38. Nh6+ 1-0

[Event "Voronezh op-B 20th"]
[Site "Voronezh"]
[Date "2016.06.18"]
[Round "6"]
[White "Koshevarov, Alexander"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2011"]
[BlackElo "2187"]
[PlyCount "119"]
[EventDate "2016.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 a6 4. a4 d5 5. Nxd5 e6 6. Ne3 Qxd4 7. Qxd4 Bxd4 8. Nf3 Bg7 9. a5 Nc6 10. c3 Bd7 11. Bd3 0-0-0 12. 0-0 h6 13. Re1 Nge7 14. Ra3 Na7 15. Ng4 Bb5 16. c4 Be8 17. b4 Nec6 18. b5 Nb4 19. Bb1 axb5 20. Be3 Nbc6 21. Ba2 b4 22. Rb3 h5 23. Nge5 Nxe5 24. Bxa7 Nc6 25. Bc5 Bc3 26. Rc1 Nxa5 27. Rbb1 Nc6 28. Bb3 b6 29. Be3 Na5 30. c5 Nxb3 31. Rxb3 Ba4 32. Rbb1 Kb7 33. cxb6 cxb6 34. Bd4 Bxd4 35. Rxb4 Rc8 36. Rf1 Bc3 37. Rxa4 b5 38. Rb1 Kb6 39. Nd4 Rc5 40. Ne2 Rhc8 41. f4 Ba5 42. Kf2 Rc4 43. Rxc4 Rxc4 44. Ke3 Kc5 45. Kd3 Kb6 46. Rb3 Rb4 47. Ra3 Rb2 48. g3 Rd2+ 49. Ke3 Rd7 50. Nd4 Bd2+ 51. Kxd2 Rxd4+ 52. Kc2 Rxe4 53. Kd3 Ra4 54. Rc3 Ra2 55. h4 b4 56. Rc8 Ra3+ 57. Kc2 Rxg3 58. Rf8 Rc3+ 59. Kb2 Rc7 60. Rd8 0-1

[Event "Voronezh op-B 20th"]
[Site "Voronezh"]
[Date "2016.06.16"]
[Round "5"]
[White "Kovalenko, Sergey"]
[Black "Kasantsev, Anatolij B"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "2187"]
[BlackElo "2021"]
[PlyCount "53"]
[EventDate "2016.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. e3 0-0 6. Be2 dxc4 7. Ne5 c5 8. 0-0 cxd4 9. exd4 a6 10. Bf3 Ne8 11. Nxc4 Nd6 12. Ne5 Nf5 13. Be3 Nd7 14. Re1 Nxe3 15. Rxe3 Rb8 16. Bd5 Nxe5 17. dxe5 e6 18. Bb3 Qg5 19. Qd6 Ra8 20. Rd1 b5 21. Qc7 h5 22. a3 Qf5 23. Ne2 h4 24. Bc2 Qg5 25. f4 Qh5 26. Be4 Bh6 27. Bxa8 1-0

[Event "Voronezh op-B 20th"]
[Site "Voronezh"]
[Date "2016.06.15"]
[Round "4"]
[White "Tretyakov, Stepan"]
[Black "Kovalenko, Sergey"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2028"]
[BlackElo "2187"]
[PlyCount "77"]
[EventDate "2016.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 f5 6. Nf3 Nf6 7. Bh6 Qa5 8. Qc2 d6 9. e3 Nbd7 10. Bd3 Ng4 11. Bf4 Nge5 12. Nxe5 dxe5 13. Bh6 Rg8 14. 0-0 Nb6 15. g3 Qa4 16. Qb3 Qa6 17. e4 fxe4 18. Bxe4 Bf5 19. Rfe1 0-0-0 20. Bxf5+ gxf5 21. Rxe5 Nxc4 22. Rxe7 Rxd5 23. Bf4 Nb6 24. Rc7+ Kd8 25. Rd1 c4 26. Rxd5+ Nxd5 27. Qxb7 Qxb7 28. Rxb7 Rg6 29. Be5 Ra6 30. Rxh7 Rxa2 31. h4 a5 32. Ra7 Re2 33. Bd4 f4 34. Rxa5 Ne7 35. g4 Ke8 36. Kg2 Ng6 37. Kf3 Re1 38. h5 Nf8 39. Re5+ 1-0

[Event "Voronezh op-B 20th"]
[Site "Voronezh"]
[Date "2016.06.14"]
[Round "3"]
[White "Kovalenko, Sergey"]
[Black "Fedotov, Alexey"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2187"]
[BlackElo "2051"]
[PlyCount "112"]
[EventDate "2016.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 Bf5 4. Nc3 e6 5. Nf3 Nf6 6. Nh4 Bg4 7. Qb3 Qb6 8. h3 Bh5 9. g4 Bg6 10. Nxg6 hxg6 11. Bg2 Nbd7 12. Bd2 Be7 13. g5 Nh5 14. h4 0-0 15. cxd5 Qxb3 16. axb3 exd5 17. e4 dxe4 18. Nxe4 Nb6 19. Nc5 Bxc5 20. dxc5 Rfe8+ 21. Kd1 Nd7 22. Be3 Ne5 23. Ra4 Rad8+ 24. Kc2 a6 25. Rd1 Rxd1 26. Kxd1 f5 27. gxf6 gxf6 28. Rd4 Kf7 29. Kc2 Re7 30. Kc3 Ng7 31. Bh3 f5 32. Rb4 Ne6 33. h5 Kf6 34. hxg6 Nxg6 35. Kc2 Ke5 36. Rc4 Ngf4 37. Bf1 Nd5 38. b4 Rh7 39. Kd1 Rh2 40. Rc2 f4 41. Bd2 Rxf2 42. Ke1 Rf3 43. Bc3+ Nxc3 44. bxc3 Re3+ 45. Kd1 Ng5 46. Rg2 Ne4 47. Rg7 f3 48. Rxb7 f2 49. Bxa6 Re1+ 50. Kc2 f1Q 51. Bxf1 Rxf1 52. Re7+ Kd5 53. Rd7+ Ke6 54. Rc7 Kd5 55. Rd7+ Ke5 56. Re7+ Kd5 1/2-1/2

[Event "Voronezh op-B 20th"]
[Site "Voronezh"]
[Date "2016.06.13"]
[Round "2"]
[White "Chernov, Vladimir S"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2004"]
[BlackElo "2187"]
[PlyCount "108"]
[EventDate "2016.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 b5 2. Nf3 Nf6 3. e3 a6 4. c4 bxc4 5. Bxc4 e6 6. 0-0 Be7 7. Nc3 d5 8. Bd3 Nbd7 9. Bd2 c5 10. Rc1 0-0 11. Bb1 Bb7 12. Na4 cxd4 13. exd4 Ne4 14. Bf4 Rc8 15. Qb3 Bc6 16. Nc3 g5 17. Bg3 Nxg3 18. fxg3 Bd6 19. Qc2 f5 20. Rce1 Qf6 21. Qe2 Rfe8 22. g4 fxg4 23. Ne5 Qh6 24. Nxg4 Qg7 25. Qd3 Bb7 26. Qxh7+ Qxh7 27. Bxh7+ Kg7 28. Bd3 Bb4 29. Ne5 Nf6 30. Rc1 Re7 31. a3 Ba5 32. Na4 Rxc1 33. Rxc1 Bd2 34. Rc2 Be3+ 35. Kf1 Bxd4 36. Nc6 Bxc6 37. Rxc6 e5 38. Bxa6 e4 39. Nc3 Be5 40. Rb6 d4 41. Nd1 Kg6 42. h3 Rc7 43. Bb7 Kf5 44. Bc6 d3 45. Ne3+ Kf4 46. Kf2 Bd4 47. g3+ Ke5 48. Ra6 Nd7 49. Bd5 Rc2+ 50. Kf1 Bxe3 51. Bb7 Rf2+ 52. Ke1 d2+ 53. Kd1 Rf1+ 54. Ke2 Re1# 0-1

[Event "Voronezh op-B 20th"]
[Site "Voronezh"]
[Date "2016.06.12"]
[Round "1"]
[White "Kovalenko, Sergey"]
[Black "Evsyukov, Aleksey"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2187"]
[BlackElo "1909"]
[PlyCount "133"]
[EventDate "2016.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nc6 3. d4 Nf6 4. Bg2 Bf5 5. 0-0 e6 6. b3 Nb4 7. Na3 Ne4 8. Bb2 Be7 9. c3 Na6 10. b4 0-0 11. Nc2 Nd6 12. Nd2 c6 13. a4 Rc8 14. f3 Bg5 15. f4 Be7 16. Re1 Bxc2 17. Qxc2 f5 18. Qb3 Nb8 19. c4 Nd7 20. c5 Nf7 21. Qe3 g5 22. Qxe6 gxf4 23. Qxf5 fxg3 24. hxg3 Ng5 25. Qd3 Nf6 26. Rf1 Ng4 27. Rf4 Rxf4 28. gxf4 Qc7 29. e3 Rf8 30. Nf1 Nf7 31. Bh3 Nfh6 32. Nh2 Rf7 33. Qe2 Rg7 34. Kh1 Nxh2 35. Kxh2 Bf6 36. Qh5 Rg6 37. Rg1 Qg7 38. f5 Rxg1 39. Qe8+ Qf8 40. Qxf8+ Kxf8 41. Kxg1 Ke7 42. Kf2 Bg5 43. Kf3 Ng8 44. f6+ Nxf6 45. Bc8 b6 46. cxb6 axb6 47. a5 Kd8 48. Bf5 Kc7 49. Bc3 Bh6 50. Be1 Bf8 51. Kf4 Bd6+ 52. Kg5 Ne4+ 53. Bxe4 dxe4 54. Kf5 bxa5 55. bxa5 Kb7 56. Kxe4 Ka6 57. Kf5 c5 58. d5 c4 59. e4 Kb7 60. e5 Bc5 61. d6 Kc6 62. Ke6 Be3 63. Kf7 Bc5 64. Ke6 Be3 65. Bb4 Bg5 66. Kf7 h5 67. e6 1-0

[Event "Voronezh op-B 19th"]
[Site "Voronezh"]
[Date "2015.06.21"]
[Round "9"]
[White "Kovalenko, Sergey"]
[Black "Aksenova, Maria"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2164"]
[BlackElo "1900"]
[PlyCount "59"]
[EventDate "2015.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 c5 2. b3 Nc6 3. Bb2 d6 4. Nf3 e5 5. Bc4 Be7 6. 0-0 Bf6 7. c3 Nge7 8. Re1 0-0 9. Bf1 Qb6 10. d3 Ng6 11. Nbd2 Rd8 12. Nc4 Qc7 13. Ne3 Nge7 14. Qc2 g6 15. Rad1 b5 16. d4 exd4 17. cxd4 Nb4 18. Qb1 Bg7 19. Bxb5 a6 20. Bc4 h6 21. dxc5 Qxc5 22. Bxg7 Kxg7 23. Qb2+ Kg8 24. Qf6 d5 25. Nxd5 Nbxd5 26. exd5 Ra7 27. d6 Nc6 28. Qxg6+ Kf8 29. Qxh6+ Kg8 30. Rd5 1-0

[Event "Voronezh op-B 19th"]
[Site "Voronezh"]
[Date "2015.06.20"]
[Round "8"]
[White "Kolyuzhnov, Vladislav"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "A87"]
[WhiteElo "1809"]
[BlackElo "2164"]
[PlyCount "94"]
[EventDate "2015.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 0-0 6. Nf3 d6 7. 0-0 Qe8 8. Re1 Nc6 9. Nb5 Qd8 10. d5 Ne5 11. Nxe5 dxe5 12. e4 Nxe4 13. Bxe4 fxe4 14. Rxe4 Bf5 15. Re1 Qd7 16. f4 Bg4 17. Qd3 c6 18. Nc3 Rf5 19. fxe5 Bxe5 20. Re4 Rf3 21. Re3 Raf8 22. Rxf3 Rxf3 23. Qe4 Qf5 24. Qxf5 gxf5 25. Ne2 Rd3 26. Bf4 Bf6 27. dxc6 bxc6 28. Kf2 Bxb2 29. Rb1 Bf6 30. Rb8+ Kf7 31. Rb7 Ra3 32. Nc1 Rc3 33. Nb3 Rc2+ 34. Kg1 Rxa2 35. Be3 a5 36. Nd4 a4 37. Nxc6 Bh3 38. Nd8+ Ke8 39. Rb8 Rg2+ 40. Kh1 Re2 41. Ba7 Re1+ 42. Bg1 Kd7 43. Nf7 a3 44. Ra8 Bd4 45. Rd8+ Kc7 46. Rxd4 a2 47. Ng5 Rxg1+ 0-1

[Event "Voronezh op-B 19th"]
[Site "Voronezh"]
[Date "2015.06.19"]
[Round "7"]
[White "Koshelev, Vladimir"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "1809"]
[BlackElo "2164"]
[PlyCount "79"]
[EventDate "2015.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. 0-0 e6 5. d3 d5 6. Bf4 Bd6 7. Bxd6 Qxd6 8. Nbd2 e5 9. e4 d4 10. a4 c6 11. Nb3 0-0 12. Nbxd4 exd4 13. e5 Qe7 14. exf6 Qxf6 15. Nd2 Qe7 16. Re1 Qc7 17. Qf3 a6 18. Nb3 Ra7 19. Nc5 Bc8 20. b4 a5 21. axb5 cxb5 22. Qd5 Na6 23. Nxa6 Rxa6 24. Qxb5 Qxc2 25. Rac1 Qd2 26. bxa5 Rf6 27. Rf1 Ba6 28. Qe5 Qxd3 29. Rfd1 Qf5 30. Qxf5 Rxf5 31. Rxd4 Rxa5 32. Rd7 Bc8 33. Rdc7 Be6 34. h4 g6 35. Bf3 h5 36. Kg2 Bd5 37. Bxd5 Rxd5 38. Rc8 Rxc8 39. Rxc8+ Kg7 40. Re8 1/2-1/2

[Event "Voronezh op-B 19th"]
[Site "Voronezh"]
[Date "2015.06.18"]
[Round "6"]
[White "Kovalenko, Sergey"]
[Black "Guliev, Gasan"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "2164"]
[BlackElo "1957"]
[PlyCount "90"]
[EventDate "2015.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. Nf3 0-0 6. h3 c5 7. Be3 cxd4 8. Nxd4 Nc6 9. Be2 Bd7 10. Nb3 Rc8 11. 0-0 Na5 12. Nd2 Be6 13. Qa4 Nd7 14. Rac1 Nc6 15. Rfd1 Nb6 16. Qa3 Nd4 17. Bf1 f5 18. f4 fxe4 19. Ncxe4 Bf5 20. g4 Bd7 21. Ng3 e5 22. Ne2 Nxe2+ 23. Bxe2 exf4 24. Bf2 Na4 25. Rc2 Bc6 26. Nf3 Qe7 27. Nd4 Nc5 28. Nxc6 Rxc6 29. Bf3 Ra6 30. Qb4 Rxa2 31. Qd2 b6 32. b4 Rxc2 33. Qxc2 Nd7 34. Qb3 Kh8 35. Qa3 Ne5 36. Bd5 Qg5 37. Kh2 h5 38. gxh5 Qxh5 39. Rd2 f3 40. Be6 Re8 41. Rxd6 Nxc4 42. Bxc4 Be5+ 43. Bg3 Bxg3+ 44. Kxg3 Qe5+ 45. Kxf3 Qxd6 0-1

[Event "Voronezh op-B 19th"]
[Site "Voronezh"]
[Date "2015.06.16"]
[Round "5"]
[White "Kovalenko, Sergey"]
[Black "Katkov, Vitaly"]
[Result "0-1"]
[ECO "D12"]
[WhiteElo "2164"]
[BlackElo "2021"]
[PlyCount "106"]
[EventDate "2015.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nc3 Bf5 5. Nf3 e6 6. Bd3 Bxd3 7. Qxd3 Bd6 8. 0-0 0-0 9. b3 Nbd7 10. Bb2 Re8 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Qa5 14. a3 Qh5 15. Rfe1 Rad8 16. b4 a6 17. Rad1 Qg6 18. Qe2 h6 19. Rd3 b5 20. Rdd1 Qf5 21. Ba1 Rc8 22. Nd2 Bf8 23. Rc1 Nb6 24. Qf1 Red8 25. Re5 Qf4 26. Re3 Be7 27. g3 Qf5 28. c5 Nd5 29. Ree1 Ra8 30. Nb3 Bf6 31. Qe2 Rd7 32. Rcd1 Rad8 33. Rd3 Ne7 34. f4 Qd5 35. Qe4 Qxe4 36. Rxe4 h5 37. h3 Rd5 38. g4 g6 39. Kf2 Kf8 40. Rd2 Ke8 41. Kf3 Kd7 42. Bc3 Kc7 43. Rd3 hxg4+ 44. hxg4 Rh8 45. Kg2 Rdd8 46. Be1 Nd5 47. Bg3 Kd7 48. Rf3 Bh4 49. Re1 Nf6 50. f5 gxf5 51. gxf5 Rdg8 52. fxe6+ fxe6 53. Kf2 Rxg3 0-1

[Event "Voronezh op-B 19th"]
[Site "Voronezh"]
[Date "2015.06.15"]
[Round "4"]
[White "Filippov, Ivan"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "2022"]
[BlackElo "2164"]
[PlyCount "54"]
[EventDate "2015.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. Nc3 Ne4 8. Qc2 Nxd2 9. Qxd2 d6 10. e4 Nd7 11. 0-0 0-0 12. Rad1 Re8 13. Rfe1 Nf8 14. Qc2 c6 15. e5 d5 16. cxd5 cxd5 17. Bf1 Qd7 18. Qb3 Rec8 19. Rc1 Bc6 20. Ba6 Bb7 21. Bb5 Bc6 22. Ba6 Bb7 23. Bb5 Bc6 24. Ba6 Bb7 25. Bb5 Bc6 26. Bd3 Bb7 27. Ba6 Bc6 1/2-1/2

[Event "Voronezh op-B 19th"]
[Site "Voronezh"]
[Date "2015.06.14"]
[Round "3"]
[White "Kovalenko, Sergey"]
[Black "Salaev, Ruslan"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2164"]
[BlackElo "1943"]
[PlyCount "57"]
[EventDate "2015.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. Nf3 c5 2. b3 Nf6 3. Bb2 Nc6 4. e3 e6 5. Be2 Be7 6. 0-0 0-0 7. d4 d5 8. Nbd2 b6 9. Ne5 Nxe5 10. dxe5 Nd7 11. Bd3 Bb7 12. Qg4 Re8 13. f4 f5 14. Qh3 g6 15. g4 Bf8 16. Nf3 Bg7 17. Kf2 Nf8 18. Rg1 Rc8 19. c4 b5 20. gxf5 exf5 21. Rad1 Qa5 22. Bxf5 gxf5 23. Rxg7+ Kxg7 24. e6+ d4 25. Nxd4 Kg8 26. Nc6 Qd2+ 27. Rxd2 Rxc6 28. Qh6 Re7 29. Rd8 1-0

[Event "Voronezh op-B 19th"]
[Site "Voronezh"]
[Date "2015.06.13"]
[Round "2"]
[White "Bezhenar, Georgy"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "A53"]
[WhiteElo "1967"]
[BlackElo "2164"]
[PlyCount "81"]
[EventDate "2015.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. g3 e5 4. Bg2 exd4 5. Qxd4 Nc6 6. Qd2 Be6 7. b3 d5 8. cxd5 Bxd5 9. Bxd5 Nxd5 10. a3 Be7 11. Bb2 Bf6 12. Nf3 Bxb2 13. Qxb2 Qf6 14. Qxf6 Nxf6 15. Nbd2 0-0-0 16. 0-0 Rhe8 17. e3 Rd3 18. b4 Nd5 19. Nc4 Nc3 20. Kg2 Rd5 21. Rfc1 Ne4 22. Rab1 b5 23. Nb6+ axb6 24. Rxc6 Kb7 25. Rc2 Ra8 26. Rb3 c5 27. bxc5 Rxc5 28. Rcb2 Nd6 29. Rd2 Nc4 30. Rd7+ Rc7 31. Rxc7+ Kxc7 32. Nd4 Nd6 33. f4 Kd7 34. Nxb5 Nxb5 35. Rxb5 Rxa3 36. Rxb6 Rxe3 37. h3 Ra3 38. Kf2 Ke7 39. Kg2 Rc3 40. Kf2 Ra3 41. Kg2 1/2-1/2

[Event "Voronezh op-B 19th"]
[Site "Voronezh"]
[Date "2015.06.12"]
[Round "1"]
[White "Kovalenko, Sergey"]
[Black "Berezhnaya, Veronika"]
[Result "1-0"]
[ECO "A81"]
[WhiteElo "2164"]
[BlackElo "1862"]
[PlyCount "85"]
[EventDate "2015.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. b3 Nc6 7. Bb2 d6 8. Nbd2 Nd7 9. e4 Bf6 10. Re1 e5 11. exf5 Nxd4 12. Nxd4 exd4 13. Ne4 Nb6 14. Nxf6+ Qxf6 15. Qxd4 Qxd4 16. Bxd4 c5 17. Bb2 Rxf5 18. c4 d5 19. cxd5 Bd7 20. Re7 Rf7 21. Rae1 Raf8 22. Rxf7 Rxf7 23. f4 Nc8 24. Be5 Kf8 25. d6 Bc6 26. Bxc6 bxc6 27. Rc1 Rd7 28. Rxc5 Nxd6 29. Rxc6 Nf7 30. Rc8+ Rd8 31. Rxd8+ Nxd8 32. Kf2 g6 33. Ke3 Ke7 34. Ke4 Ke6 35. g4 Nc6 36. f5+ gxf5+ 37. gxf5+ Kf7 38. Bc3 a6 39. b4 Nb8 40. a4 Nd7 41. Bd4 Nb8 42. Kd5 Nd7 43. Kc6 1-0

[Event "Voronezh-ch"]
[Site "Voronezh"]
[Date "2015.01.12"]
[Round "9"]
[White "Vinogradov, Anatoly"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2149"]
[BlackElo "2195"]
[PlyCount "20"]
[EventDate "2015.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Nf6 6. 0-0 0-0 7. c3 c6 8. Bg5 Bg4 9. Nbd2 Nbd7 10. Qc2 Qc7 1/2-1/2

[Event "Voronezh-ch"]
[Site "Voronezh"]
[Date "2015.01.11"]
[Round "8"]
[White "Kovalenko, Sergey"]
[Black "Chernov, Vladimir S"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2195"]
[BlackElo "1969"]
[PlyCount "165"]
[EventDate "2015.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. c4 c6 2. b3 d5 3. Bb2 e6 4. f4 f5 5. Nf3 Nf6 6. e3 Bd6 7. Be2 0-0 8. 0-0 Qe7 9. Nc3 Nbd7 10. Rc1 Ne4 11. Qc2 Ndf6 12. Nd1 Nd7 13. Ne5 Nxe5 14. fxe5 Bb4 15. d3 Ng5 16. c5 Ba5 17. Nf2 Bd7 18. g3 Be8 19. Kg2 Bc7 20. h4 Nf7 21. d4 Bd8 22. Rh1 Nh6 23. Rcf1 Bg6 24. Qd1 Kh8 25. Bc1 Be8 26. Nd3 Rg8 27. Rh3 Nf7 28. Nf4 Nh6 29. Rfh1 Bf7 30. Kf1 Ba5 31. Bd2 Bc7 32. Rg1 Raf8 33. Ke1 Ra8 34. Qc2 Bd8 35. Bf3 Qe8 36. Qd1 Rc8 37. Qe2 Ra8 38. Kd1 Rc8 39. Kc1 Ra8 40. Kb2 Rc8 41. Rh2 Ra8 42. Qd1 Rc8 43. Be2 Ra8 44. Ka1 Rc8 45. Bf3 Ra8 46. Qe2 Rc8 47. Rb1 Ra8 48. b4 a6 49. a4 Bc7 50. Kb2 Bd8 51. Rhh1 Bc7 52. Kc2 Bd8 53. Bc3 Bc7 54. Kd2 Bd8 55. Ra1 Bc7 56. Rhb1 Qd7 57. b5 axb5 58. axb5 Rxa1 59. Bxa1 Bd8 60. Kc2 Be7 61. bxc6 bxc6 62. Qa6 Rc8 63. Bc3 Rc7 64. Rb8+ Ng8 65. Ra8 Rb7 66. Ba5 g5 67. hxg5 Bxg5 68. Bb6 Kg7 69. Be2 Bxf4 70. exf4 Qe7 71. Qa5 Nh6 72. Ba6 Ng4 73. Bxb7 Qxb7 74. Qa7 Ne3+ 75. Kd3 Qxa7 76. Rxa7 Nf1 77. Rc7 Nxg3 78. Rxc6 h5 79. Bd8 Ne4 80. Bh4 Be8 81. Rxe6 Bb5+ 82. Ke3 Nc3 83. c6 1-0

[Event "Voronezh-ch"]
[Site "Voronezh"]
[Date "2015.01.10"]
[Round "7"]
[White "Ioffe, Ilya"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "C90"]
[WhiteElo "2034"]
[BlackElo "2195"]
[PlyCount "98"]
[EventDate "2015.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c5 2. c3 e5 3. Nf3 Nc6 4. Bc4 Be7 5. 0-0 Nf6 6. d3 0-0 7. Re1 d6 8. Nbd2 Na5 9. Bb5 a6 10. Ba4 b5 11. Bc2 Nc6 12. Nf1 Re8 13. h3 h6 14. Ng3 Qc7 15. Nh2 d5 16. Qf3 dxe4 17. dxe4 Nh7 18. Nf5 Bf8 19. Ng4 Ne7 20. Qg3 Ng6 21. Nge3 Nf6 22. Nd5 Qc6 23. Nxf6+ Qxf6 24. Be3 Be6 25. Qf3 Kh7 26. g3 Ne7 27. Kg2 g6 28. Nh4 Qxf3+ 29. Nxf3 Nc6 30. a4 b4 31. Nd2 c4 32. a5 Red8 33. Re2 Nd4 34. cxd4 exd4 35. Bxd4 Rxd4 36. Nf3 Rdd8 37. e5 b3 38. Be4 Rab8 39. h4 Bb4 40. h5 c3 41. bxc3 Bxc3 42. hxg6+ fxg6 43. Rc1 Bxa5 44. Rc6 Rb6 45. Rc7+ Rd7 46. Rxd7+ Bxd7 47. Nd4 Bc3 48. Nf3 b2 49. Bb1 Bf5 0-1

[Event "Voronezh-ch"]
[Site "Voronezh"]
[Date "2015.01.09"]
[Round "6"]
[White "Kovalenko, Sergey"]
[Black "Manukovsky, Vladimir"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "2195"]
[BlackElo "2188"]
[PlyCount "98"]
[EventDate "2015.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Qd3 g6 5. e4 dxe4 6. Nxe4 Bg7 7. 0-0-0 0-0 8. Be2 Nxe4 9. Qxe4 Nf6 10. Qh4 c6 11. Bc4 a5 12. a3 b5 13. Ba2 b4 14. a4 Be6 15. Bxe6 fxe6 16. b3 Qd5 17. Nf3 c5 18. Rhe1 c4 19. Re5 Qd7 20. Qh3 Ra6 21. Rde1 cxb3 22. cxb3 Rc8+ 23. Kb2 Rcc6 24. Rb5 Qc8 25. Re2 Ne4 26. Bf4 Ra8 27. Re5 Nc3 28. Rd2 Raa6 29. Ng5 h6 30. Ne4 Qf8 31. Qg3 Bxe5 32. dxe5 Kh7 33. Nf6+ exf6 34. Rd7+ Qg7 35. Rxg7+ Kxg7 36. exf6+ Kf7 37. Bxh6 Ra8 38. h4 Rh8 39. Bg7 Nd1+ 40. Kb1 Rhc8 41. Bh6 Rc3 42. Qd6 Rxb3+ 43. Ka1 Ra3+ 44. Kb1 Nc3+ 45. Kb2 Nxa4+ 46. Kb1 Nc3+ 47. Kb2 Ra2+ 48. Kb3 a4+ 49. Kxb4 Rb2+ 0-1

[Event "Voronezh-ch"]
[Site "Voronezh"]
[Date "2015.01.08"]
[Round "5"]
[White "Kozlov, Sergej A"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "A90"]
[WhiteElo "1997"]
[BlackElo "2195"]
[PlyCount "64"]
[EventDate "2015.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 f5 2. c4 e6 3. g3 Nf6 4. Bg2 d5 5. Nc3 c6 6. Nf3 Bd6 7. 0-0 0-0 8. Qc2 Ne4 9. Bd2 Nd7 10. Rfb1 Nxd2 11. Nxd2 Nf6 12. e3 Kh8 13. c5 Be7 14. b4 e5 15. f4 Ng4 16. Qd3 e4 17. Qe2 b6 18. h3 Nf6 19. Na4 Nd7 20. Nb3 g5 21. Qc2 Ba6 22. Bf1 Bxf1 23. Rxf1 gxf4 24. gxf4 Rf6 25. Kh2 Qe8 26. Qe2 Rh6 27. Nc3 Nf6 28. Nd1 Ng4+ 29. Kg2 Rxh3 30. Nf2 Rh2+ 31. Kg1 Qh5 32. Qd1 Rg2+ 0-1

[Event "Voronezh-ch"]
[Site "Voronezh"]
[Date "2015.01.07"]
[Round "4"]
[White "Kovalenko, Sergey"]
[Black "Cherednichenko, Dmitrij"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2195"]
[BlackElo "2003"]
[PlyCount "98"]
[EventDate "2015.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. f3 exf3 6. Qxf3 Bd7 7. Qxb7 Nc6 8. Nb5 Nd5 9. a3 Rb8 10. Qa6 Rb6 11. Qa4 a6 12. Nd4 Ne5 13. Qa5 c5 14. Ngf3 Bd6 15. Nxe5 Bxe5 16. Qxc5 Qh4+ 17. Kd1 Bd6 18. Qc4 0-0 19. Nf3 Qe7 20. Bd3 Rc8 21. Qh4 Qxh4 22. Nxh4 Nf4 23. Bf1 Bc6 24. Nf3 f6 25. Bd4 Bc5 26. Bxc5 Bxf3+ 27. gxf3 Rxc5 28. b4 Rh5 29. c4 a5 30. Rb1 Kf7 31. Kc2 e5 32. c5 Rc6 33. Kb3 Ke7 34. Rc1 Ne6 35. Rc3 Rh4 36. Bc4 Nd4+ 37. Ka4 axb4 38. axb4 Rc8 39. Ka3 Nxf3 40. Rxf3 Rxc4 41. Rd3 Rb8 42. Rb1 Rxc5 43. bxc5 Rxb1 44. Ka4 f5 45. Ka5 e4 46. Rd4 Ke6 47. c6 Ke5 48. Rd7 g5 49. Rxh7 f4 1/2-1/2

[Event "Voronezh-ch"]
[Site "Voronezh"]
[Date "2015.01.06"]
[Round "3"]
[White "Sakorenko, Adriana"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1731"]
[BlackElo "2195"]
[PlyCount "98"]
[EventDate "2015.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 a6 4. f4 d5 5. e5 h5 6. Nf3 Bg4 7. Be2 e6 8. Be3 Nh6 9. Bf2 Nf5 10. Qd2 Bf8 11. h3 Bxf3 12. Bxf3 h4 13. Ne2 Nc6 14. a3 Qd7 15. 0-0-0 b5 16. Kb1 Rb8 17. Rc1 Be7 18. g3 hxg3 19. Nxg3 Nh4 20. Be2 Qc8 21. Nf1 Nf5 22. Ng3 Ncxd4 23. Nxf5 Nxf5 24. Bd3 Ng7 25. Rcg1 c5 26. Be2 Qc6 27. h4 b4 28. axb4 Rxb4 29. c3 Rb8 30. Bf3 c4 31. Kc1 Qa4 32. Qc2 Qa1+ 33. Kd2 Qxb2 34. h5 Qxc2+ 35. Kxc2 Ba3 36. Rb1 Rxb1 37. Rxb1 0-0 38. h6 Nf5 39. Rh1 Kh7 40. Bh4 Nxh4 41. Rxh4 Rb8 42. f5 gxf5 43. Bh5 Rb7 44. Rh3 a5 45. Kd2 a4 46. Rh1 Bf8 47. Ra1 a3 48. Ke2 Kxh6 49. Rh1 Kg5 0-1

[Event "Voronezh-ch"]
[Site "Voronezh"]
[Date "2015.01.04"]
[Round "2"]
[White "Kovalenko, Sergey"]
[Black "Polyansky, Viktor"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "2195"]
[BlackElo "1917"]
[PlyCount "118"]
[EventDate "2015.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 h5 4. Nf3 Nd4 5. Nd5 e6 6. Ne3 Be7 7. h4 Nf6 8. e5 Nh7 9. c3 Nxf3+ 10. Qxf3 Nf8 11. d4 cxd4 12. cxd4 Bb4+ 13. Kd1 d5 14. Bd3 Bd7 15. Nc2 Qb6 16. a4 Rc8 17. Ke2 Be7 18. b4 Ng6 19. Bd2 Rxc2 20. Bxc2 Qxd4 21. Bc3 Qc4+ 22. Qd3 Qc7 23. Qd4 0-0 24. Rhc1 f5 25. Bb2 Qb8 26. Bd3 Bd8 27. f4 Bb6 28. Qc3 d4 29. Qc4 Nxe5 30. fxe5 Qxe5+ 31. Kd1 Qxg3 32. Bxd4 Qg4+ 33. Be2 Qxd4+ 34. Qxd4 Bxd4 35. Ra2 Rd8 36. Bc4 Kf8 37. b5 Be3 38. Rc3 Bxb5+ 39. Ke2 Bd4 40. Rc1 Bc6 41. Bxe6 Re8 42. Kd3 Rxe6 43. Kxd4 Re4+ 44. Kc5 Rxh4 45. a5 a6 46. Kd6 Kf7 47. Ke5 Re4+ 48. Kxf5 g6+ 49. Kg5 Kg7 50. Rg1 Re5+ 51. Kf4 Rf5+ 52. Ke3 Kh6 53. Rd1 h4 54. Rd8 g5 55. Rh8+ Kg7 56. Rc8 h3 57. Rd2 Rf3+ 58. Kd4 Rf7 59. Ke5 Re7+ 0-1

[Event "Voronezh-ch"]
[Site "Voronezh"]
[Date "2015.01.03"]
[Round "1"]
[White "Moiseenko, Andrey"]
[Black "Kovalenko, Sergey"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "2009"]
[BlackElo "2195"]
[PlyCount "131"]
[EventDate "2015.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 Nbd7 7. Qc2 c6 8. Nbd2 b6 9. e4 dxe4 10. Nxe4 Bb7 11. Rd1 Nxe4 12. Qxe4 Nf6 13. Qe2 Qc7 14. Bf4 Bd6 15. Bxd6 Qxd6 16. Ne5 Rac8 17. Rd2 Rfd8 18. Rad1 Qc7 19. b4 h6 20. a4 Nd7 21. Ng4 Qd6 22. c5 Qc7 23. Ne5 Nf6 24. Nc4 Nd5 25. Bxd5 Rxd5 26. Nd6 Rb8 27. Rc1 a5 28. bxa5 bxc5 29. dxc5 Ba6 30. Qd1 Qxa5 31. Rxd5 cxd5 32. Qf3 Qc7 33. Qa3 Qc6 34. Qf3 Qc7 35. Qa3 Rd8 36. Nb5 Qa5 37. Nd4 Rc8 38. c6 Bc4 39. Rb1 Qd2 40. Nf3 Qc2 41. Rc1 Qf5 42. Qe3 Qh3 43. Ne5 Qf5 44. Nxc4 dxc4 45. Rxc4 Qd5 46. Qc3 Qd1+ 47. Kg2 Qd5+ 48. Kg1 Qd1+ 49. Kg2 Qd5+ 50. f3 Kf8 51. a5 Ke7 52. c7 Qb7 53. Qa3+ Kd7 54. a6 Qa7 55. Qa4+ Ke7 56. Qb4+ Kd7 57. Qb5+ Ke7 58. Qb7 Qe3 59. Rc2 Qd3 60. Qb4+ Ke8 61. Qc4 Qa3 62. Qc6+ Ke7 63. Qb6 Qd3 64. Qc5+ Kd7 65. Qc6+ Ke7 66. a7 1-0

[Event "Voronezh Zagorovsky Memorial"]
[Site "Voronezh"]
[Date "2014.07.09"]
[Round "8"]
[White "Kovalenko, Sergey"]
[Black "Kretov, Evgenij"]
[Result "1/2-1/2"]
[ECO "A33"]
[WhiteElo "2128"]
[BlackElo "2275"]
[PlyCount "34"]
[EventDate "2014.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. e3 e6 5. d4 cxd4 6. Nxd4 a6 7. Be2 Qc7 8. Bd2 Bc5 9. Nb3 Be7 10. Rc1 0-0 11. 0-0 b6 12. f4 Qa7 13. Kh1 Bb7 14. e4 d6 15. Be3 Rfd8 16. Qe1 Nd7 17. Qg3 Nc5 1/2-1/2

[Event "Voronezh Zagorovsky Memorial"]
[Site "Voronezh"]
[Date "2014.07.09"]
[Round "9"]
[White "Provkin, Vladimir"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2132"]
[BlackElo "2128"]
[PlyCount "80"]
[EventDate "2014.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. Nf3 h6 4. Bh4 d5 5. c4 Be7 6. e3 0-0 7. Qc2 c5 8. dxc5 Qa5+ 9. Nbd2 Qxc5 10. Rc1 Nc6 11. a3 Rd8 12. Be2 Qb6 13. 0-0 a5 14. Rfd1 a4 15. c5 Qa5 16. Nd4 Bd7 17. Bg3 Nxd4 18. exd4 Rac8 19. Qc3 Qxc3 20. bxc3 Bc6 21. Rb1 Nd7 22. Nf3 f6 23. Bb5 b6 24. cxb6 Nxb6 25. Ba6 Nc4 26. Bxc8 Rxc8 27. Nd2 Nxa3 28. Rb6 Nb5 29. Rb1 Nxc3 30. Rb8 Rxb8 31. Rxb8+ Kf7 32. Kf1 a3 33. Nb3 Ba4 34. Na1 a2 35. f3 Bb5+ 36. Ke1 Ba3 37. Kd2 Bb2 38. Rb7+ Kg6 39. Nc2 Nb1+ 40. Ke3 Na3 0-1

[Event "Voronezh Zagorovsky Memorial"]
[Site "Voronezh"]
[Date "2014.07.08"]
[Round "7"]
[White "Vinogradov, Anatoly"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2102"]
[BlackElo "2128"]
[PlyCount "30"]
[EventDate "2014.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Nf6 6. Bg5 0-0 7. 0-0 Bg4 8. Nbd2 Nbd7 9. c3 c6 10. Qc2 Qc7 11. Bh4 Bh5 12. Bg3 Bg6 13. Bxd6 Qxd6 14. Rfe1 Bxd3 15. Qxd3 Rfe8 1/2-1/2

[Event "Voronezh Zagorovsky Memorial"]
[Site "Voronezh"]
[Date "2014.07.06"]
[Round "6"]
[White "Popov, Kirill"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2239"]
[BlackElo "2128"]
[PlyCount "57"]
[EventDate "2014.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Be7 7. c3 Nf6 8. Ng3 Nbd7 9. 0-0 0-0 10. Qe2 Bxf3 11. Qxf3 c6 12. Re1 Re8 13. Bd2 Nf8 14. Ne4 Nxe4 15. Qxe4 Qd5 16. Qe2 Bf6 17. f4 Rad8 18. Be4 Qa5 19. b4 Qc7 20. Qc4 Nd7 21. a4 Nb6 22. Qd3 g6 23. g3 Nd5 24. Kh1 Bg7 25. Bf3 a5 26. bxa5 Qxa5 27. Rab1 Re7 28. Qc2 Qa6 29. Be2 1/2-1/2

[Event "Voronezh Zagorovsky Memorial"]
[Site "Voronezh"]
[Date "2014.07.05"]
[Round "5"]
[White "Kovalenko, Sergey"]
[Black "Koshelev, Vladimir"]
[Result "1-0"]
[ECO "D14"]
[WhiteElo "2128"]
[BlackElo "1857"]
[PlyCount "75"]
[EventDate "2014.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 Nc6 6. e3 Bf5 7. Bb5 Rc8 8. Nf3 e6 9. Ne5 Bd6 10. g4 Bxe5 11. dxe5 Nxg4 12. f3 Nh6 13. h4 a6 14. Bxc6+ Rxc6 15. e4 dxe4 16. Qxd8+ Kxd8 17. fxe4 Bg4 18. Rg1 Bh5 19. Rxg7 Ng8 20. Rg5 Bg6 21. h5 h6 22. hxg6 hxg5 23. gxf7 Ke7 24. fxg8Q Rxg8 25. Be3 b5 26. a3 g4 27. Kf2 Rf8+ 28. Ke2 Rc4 29. Rg1 Rg8 30. Rg2 Kd7 31. Kd3 Rcc8 32. Ne2 a5 33. Nd4 b4 34. a4 Rcf8 35. Nb3 Rf3 36. Nxa5 Ra8 37. Nc4 Kc6 38. Rxg4 1-0

[Event "Voronezh Zagorovsky Memorial"]
[Site "Voronezh"]
[Date "2014.07.04"]
[Round "4"]
[White "Kovalenko, Sergey"]
[Black "Gritsenko, Vladimir"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2128"]
[BlackElo "2224"]
[PlyCount "72"]
[EventDate "2014.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. g4 c5 7. g5 Nfd7 8. d5 Re8 9. f4 e6 10. Nf3 exd5 11. cxd5 Nb6 12. Kf2 Bg4 13. Bd2 Nc8 14. Kg3 Bh5 15. Qc2 Ne7 16. Bd3 Na6 17. a3 Qd7 18. h3 Nc7 19. Rae1 b5 20. b3 b4 21. axb4 cxb4 22. Ne2 Bxf3 23. Kxf3 Na6 24. Ng3 Rac8 25. Qb1 Qb7 26. Rh2 Nc5 27. Rhe2 a5 28. f5 Be5 29. f6 Qd7 30. Kg2 Nxd3 31. Qxd3 Nf5 32. Nxf5 gxf5 33. Rf1 a4 34. bxa4 Qa7 35. Bxb4 f4 36. Rfe1 Qd7 1-0

[Event "Voronezh Zagorovsky Memorial"]
[Site "Voronezh"]
[Date "2014.07.03"]
[Round "3"]
[White "Lukovnikov, Alexander"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "E46"]
[WhiteElo "2275"]
[BlackElo "2128"]
[PlyCount "78"]
[EventDate "2014.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 d5 6. a3 Be7 7. cxd5 exd5 8. Nf4 b6 9. Be2 Bb7 10. 0-0 Ne4 11. Qb3 Nxc3 12. bxc3 Bd6 13. Bf3 c6 14. e4 dxe4 15. Bxe4 Qc7 16. g3 Nd7 17. Bd2 Nf6 18. Bg2 c5 19. d5 c4 20. Qc2 Rfe8 21. a4 Re5 22. a5 bxa5 23. Rfb1 g5 24. Nh3 h6 25. Be3 Rae8 26. Bd4 Re2 27. Qf5 Nh7 28. Qf3 Bc8 29. Qh5 Bf5 30. Rf1 Bg6 31. Qf3 Qd7 32. g4 a4 33. Be3 Rc2 34. Qd1 a3 35. Qd4 Bd3 36. Rfe1 a2 37. f3 Be5 38. Qxa7 Qxa7 39. Bxa7 Nf6 0-1

[Event "Voronezh Zagorovsky Memorial"]
[Site "Voronezh"]
[Date "2014.07.02"]
[Round "2"]
[White "Kovalenko, Sergey"]
[Black "Chuprikov, Dmitry"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2128"]
[BlackElo "2324"]
[PlyCount "87"]
[EventDate "2014.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 Nd7 5. e4 e5 6. Be2 Ne7 7. g4 exd4 8. Nxd4 Nc6 9. Be3 0-0 10. Qd2 Nde5 11. h3 Nxd4 12. Bxd4 c5 13. Be3 Be6 14. Nd5 Bxd5 15. exd5 Qf6 16. f4 Nd7 17. Kf2 Rae8 18. Bf3 Nb6 19. b3 Qxa1 20. Rxa1 Bxa1 21. g5 Re7 22. Kg3 Rfe8 23. Bf2 Bg7 24. h4 h6 25. Qa5 hxg5 26. hxg5 Nc8 27. Bg4 a6 28. Kf3 Bf8 29. b4 cxb4 30. Qxb4 Rc7 31. a4 b6 32. Qb3 Rb7 33. a5 b5 34. Qb4 Na7 35. f5 gxf5 36. Bxf5 Rc7 37. c5 Re5 38. Qf4 Rxd5 39. Be4 Re5 40. cxd6 Bxd6 41. Bd4 Re6 42. Qh4 Kf8 43. Bf6 Ke8 44. Qh8+ 1-0

[Event "Voronezh Zagorovsky Memorial"]
[Site "Voronezh"]
[Date "2014.07.01"]
[Round "1"]
[White "Ajrapetian, Nikita"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "1958"]
[BlackElo "2128"]
[PlyCount "84"]
[EventDate "2014.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. dxe6 fxe6 6. cxb5 d5 7. e3 Bd6 8. Nc3 Nbd7 9. a4 0-0 10. Be2 Bb7 11. b3 Qe7 12. h3 Kh8 13. Bb2 Rad8 14. Qc2 e5 15. Nh4 Bb8 16. Bg4 d4 17. Ne2 Be4 18. Qd2 Nd5 19. Nf5 Rxf5 20. Bxf5 Bxf5 21. Ng3 Bg6 22. 0-0 Qg5 23. Bc1 d3 24. e4 Qxd2 25. Bxd2 Nf4 26. f3 Bf7 27. Rab1 c4 28. bxc4 Bd6 29. Be3 Bc5 30. Nf5 Bxc4 31. Bxc5 Nxc5 32. Ne3 Bb3 33. a5 d2 34. g3 Ne2+ 35. Kf2 Nc3 36. b6 axb6 37. axb6 Nd3+ 38. Kg2 Nxb1 39. Rxb1 Nc1 40. Kf2 Rb8 41. Nd1 Bxd1 42. Ke3 Bc2 0-1

[Event "Voronezh op-B 18th"]
[Site "Voronezh"]
[Date "2014.06.20"]
[Round "9"]
[White "Katkov, Vitaly"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "2060"]
[BlackElo "2137"]
[PlyCount "82"]
[EventDate "2014.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. Be3 exd4 8. Nxd4 Re8 9. f3 c6 10. Bf2 d5 11. exd5 cxd5 12. 0-0 Nc6 13. c5 Re5 14. Re1 Qf8 15. Qb3 Qxc5 16. Nxc6 Qxc6 17. Nb5 a6 18. Rac1 axb5 19. Rxc6 bxc6 20. Qc2 Bd7 21. Ra1 Rc8 22. Bf1 Ree8 23. Rd1 Bf5 24. Bd3 Be6 25. Bd4 c5 26. Bxc5 Nd7 27. b4 Nxc5 28. bxc5 Bd4+ 29. Kf1 Rxc5 30. Qd2 Bc3 31. Qf4 d4 32. Qd6 Rec8 33. a3 Bb3 34. Rb1 Bc4 35. Rd1 Bb3 36. Rb1 Bc4 37. Rd1 R8c6 38. Qd7 Kg7 39. Kf2 Rc7 40. Qd6 R7c6 41. Qe7 Rc7 1/2-1/2

[Event "Voronezh op-B 18th"]
[Site "Voronezh"]
[Date "2014.06.19"]
[Round "8"]
[White "Kovalenko, Sergey"]
[Black "Protopopova, Anastasiya"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2137"]
[BlackElo "1929"]
[PlyCount "97"]
[EventDate "2014.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c6 7. e3 0-0 8. Bd3 b6 9. cxd5 cxd5 10. Qe2 Qc7 11. Bd2 e5 12. dxe5 Qxe5 13. f4 Qe7 14. Nf3 Ne4 15. 0-0 Re8 16. Rfe1 Nd7 17. Bb5 Qd6 18. c4 a6 19. Bb4 Qc7 20. Bxd7 Bxd7 21. cxd5 a5 22. Rac1 Qb7 23. Bc3 Qxd5 24. Red1 Qb7 25. Ne5 Be6 26. Bd4 f6 27. Nd3 Rad8 28. Qb2 b5 29. Nc5 Nxc5 30. Rxc5 Rd5 31. Rdc1 Rxc5 32. Rxc5 Rb8 33. h3 Bf7 34. Qc1 Qe4 35. Qe1 b4 36. Rxa5 b3 37. Qd2 h6 38. Rc5 Ra8 39. Bb2 Qe7 40. Rc3 Rxa3 41. Bxa3 Qxa3 42. Rc8+ Kh7 43. Qd3+ Bg6 44. Qd8 Bc2 45. Qg8+ Kg6 46. Rc7 Qc1+ 47. Kh2 Qxe3 48. Rxg7+ Kh5 49. Qf7+ 1-0

[Event "Voronezh op-B 18th"]
[Site "Voronezh"]
[Date "2014.06.18"]
[Round "7"]
[White "Chernov, Vladimir1111"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "1931"]
[BlackElo "2137"]
[PlyCount "98"]
[EventDate "2014.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Bd2 Be7 6. Nf3 0-0 7. 0-0 dxc4 8. Qc2 Bd7 9. Ne5 Bc6 10. Nxc6 Nxc6 11. e3 Qd6 12. Na3 c3 13. Bxc3 Nd5 14. Nc4 Qd7 15. Bd2 b5 16. Ne5 Nxe5 17. dxe5 c5 18. a4 a6 19. Ba5 Qc6 20. Rfc1 Rac8 21. axb5 axb5 22. Qe2 Bd8 23. Bxd8 Rfxd8 24. f4 Qb6 25. Rd1 c4 26. Bxd5 exd5 27. Rac1 d4 28. exd4 Rxd4 29. Qf2 Rcd8 30. Rxd4 Qxd4 31. Qxd4 Rxd4 32. b3 g5 33. bxc4 bxc4 34. fxg5 Kg7 35. Kf2 Re4 36. h4 Kg6 37. Kf3 Kf5 38. Rd1 c3 39. Rc1 Rc4 40. Ke3 Kxe5 41. Kd3 Rc7 42. Kc2 Kf5 43. Rd1 Kg4 44. Rd6 Kxg3 45. Rh6 f5 46. gxf6 Kg4 47. f7 Rxf7 48. Kxc3 Kg3 49. Kd3 Rf3+ 1/2-1/2

[Event "Voronezh op-B 18th"]
[Site "Voronezh"]
[Date "2014.06.17"]
[Round "6"]
[White "Kovalenko, Sergey"]
[Black "Kozlov, Sergej A"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2137"]
[BlackElo "1954"]
[PlyCount "69"]
[EventDate "2014.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 Bg4 5. Ne5 Nxe5 6. dxe5 e6 7. c4 Ne7 8. Nc3 dxc4 9. Qa4+ Qd7 10. Qxc4 Bf5 11. 0-0 Nc6 12. Rd1 Qc8 13. Nb5 a6 14. Nd6+ Bxd6 15. exd6 Ne5 16. Qc3 f6 17. Be3 Nd7 18. Rac1 b6 19. b4 Rb8 20. bxc5 bxc5 21. Bxc5 0-0 22. Ba3 Qe8 23. Qa5 Qh5 24. Bf3 Qh6 25. Rc7 Ne5 26. d7 Rfd8 27. Rb7 Ra8 28. Be7 Bg4 29. Bxg4 Nxg4 30. h4 g5 31. Bxd8 gxh4 32. Bb6 Rd8 33. Be3 Qf8 34. Qxd8 Qxd8 35. Bb6 1-0

[Event "Voronezh op-B 18th"]
[Site "Voronezh"]
[Date "2014.06.16"]
[Round "5"]
[White "Kochukova, Anna"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1888"]
[BlackElo "2137"]
[PlyCount "167"]
[EventDate "2014.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 Nd7 4. Qa4 e6 5. Nf3 Be7 6. dxc5 dxc5 7. e5 Qc7 8. Bb5 Kf8 9. Qe4 a6 10. Bd3 Rb8 11. 0-0 b5 12. Bf4 Bb7 13. Qe2 Bd8 14. Nbd2 Ne7 15. Bg3 Nc6 16. Ne4 Be7 17. Nd6 Ba8 18. Rfd1 g6 19. a4 c4 20. Bc2 Kg7 21. axb5 axb5 22. Qe3 h6 23. Rd2 b4 24. Nxc4 bxc3 25. bxc3 Nb6 26. Nxb6 Rxb6 27. Be4 Bb7 28. h4 Nb8 29. Bxb7 Rxb7 30. Rd3 Nd7 31. Rd2 Nb6 32. Rda2 Nd5 33. Qd3 Qxc3 34. Qxc3 Nxc3 35. Rc2 Nd5 36. Nd4 h5 37. Rac1 Ra8 38. Nc6 Bf8 39. Nd4 Ra4 40. Rc4 Ra3 41. Rc8 Rd3 42. Nf3 Be7 43. Ra1 Nb6 44. Rb1 Nxc8 45. Rxb7 Rd1+ 46. Kh2 Bd8 47. Ng5 Bxg5 48. hxg5 Ra1 49. f4 Na7 50. Bf2 Nc6 51. Rc7 Nb4 52. Rc4 Nd5 53. Kh3 Ra3+ 54. g3 Ra2 55. Bg1 Ra8 56. Rc2 Ne7 57. Rc3 Nf5 58. Bf2 Kf8 59. Bc5+ Ke8 60. Rd3 Rc8 61. Bb6 Ne7 62. Ra3 Nd5 63. Bd4 Rc4 64. Bf2 Kd7 65. Ra7+ Rc7 66. Rxc7+ Nxc7 67. g4 hxg4+ 68. Kxg4 Kc6 69. Kf3 Kb5 70. Ke4 Kc4 71. Be1 Na6 72. Bf2 Nb4 73. Be1 Nc2 74. Bd2 Na1 75. Bc1 Kc3 76. Be3 Nb3 77. Bf2 Kb2 78. Ba7 Kc2 79. Be3 Nd2+ 80. Kd4 Nf3+ 81. Ke4 Nh4 82. Bc5 Nf5 83. Ba3 Ng3+ 84. Kd4 0-1

[Event "Voronezh op-B 18th"]
[Site "Voronezh"]
[Date "2014.06.15"]
[Round "4"]
[White "Kovalenko, Sergey"]
[Black "Selivanov, Ivan"]
[Result "1/2-1/2"]
[ECO "A32"]
[WhiteElo "2137"]
[BlackElo "1983"]
[PlyCount "123"]
[EventDate "2014.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 a6 6. e3 Be7 7. Be2 Qc7 8. 0-0 0-0 9. Bd2 Nc6 10. Rc1 d6 11. b3 Ne5 12. f4 Ned7 13. Bf3 Re8 14. Kh1 Nc5 15. Qc2 e5 16. Nde2 Bf8 17. Ng3 Qe7 18. b4 e4 19. Be2 Ncd7 20. Nf5 Qd8 21. Nd4 b6 22. g4 h6 23. Be1 Bb7 24. Bh4 Rc8 25. Qb2 g6 26. h3 Bg7 27. Qb3 Rc7 28. Nd5 Bxd5 29. cxd5 b5 30. Rc6 Nb8 31. Rc2 Rxc2 32. Nxc2 Qb6 33. g5 hxg5 34. Bxg5 Rc8 35. f5 Nh7 36. Bf4 Rc3 37. Qb1 Qc7 38. fxg6 fxg6 39. Nd4 Bxd4 40. exd4 Nf6 41. Bh2 Nbd7 42. Rg1 Kg7 43. Bf1 Re3 44. Bg2 Nb6 45. Rc1 Qe7 46. Qc2 Nc4 47. Bf4 Ra3 48. Bg5 Qd7 49. Bxf6+ Kxf6 50. Qxe4 Re3 51. Rf1+ Kg7 52. Qf4 Qe7 53. Kh2 Re2 54. Rf2 Rxf2 55. Qxf2 Qe3 56. Qh4 Qe2 57. Qd8 Ne3 58. Qe7+ Kh6 59. Qf8+ Kh7 60. Qf7+ Kh6 61. Qf8+ Kh7 62. Qf7+ 1/2-1/2

[Event "Voronezh op-B 18th"]
[Site "Voronezh"]
[Date "2014.06.14"]
[Round "3"]
[White "Vorobiev, Igor"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "D23"]
[BlackElo "2137"]
[PlyCount "104"]
[EventDate "2014.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 dxc4 4. Qa4+ c6 5. Qxc4 g6 6. Nc3 Bf5 7. Ne5 Be6 8. Qd3 Nbd7 9. f4 Nxe5 10. fxe5 Nd5 11. e3 Bg7 12. Be2 0-0 13. 0-0 f6 14. exf6 exf6 15. a3 f5 16. Bd2 Re8 17. Rae1 Bf7 18. Kh1 Qd7 19. Bf3 Nb6 20. Qc2 Rad8 21. Na4 Nxa4 22. Qxa4 a6 23. Ba5 Rc8 24. Bc3 Bd5 25. Bd2 Re7 26. Rc1 Rce8 27. Rc3 h5 28. Bxd5+ Qxd5 29. Qb3 Qxb3 30. Rxb3 Rd7 31. Rc3 Re4 32. g3 Bf8 33. b4 Kf7 34. Kg2 Ke6 35. Kf3 Kd5 36. Rb1 Bd6 37. a4 Bf8 38. b5 axb5 39. axb5 c5 40. dxc5 Bxc5 41. Rd1 Rc7 42. Bc1+ Ke6 43. Ba3 Re5 44. Bxc5 Rexc5 45. Rxc5 Rxc5 46. Rb1 g5 47. h4 g4+ 48. Kf2 Rc2+ 49. Kf1 Ke5 50. Rb4 b6 51. Rd4 Rb2 52. Rd8 Ke4 0-1

[Event "Voronezh op-B 18th"]
[Site "Voronezh"]
[Date "2014.06.13"]
[Round "2"]
[White "Kovalenko, Sergey"]
[Black "Gritsuk, Viktor"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2137"]
[BlackElo "1778"]
[PlyCount "31"]
[EventDate "2014.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. Nc3 d5 4. Bg5 Bg7 5. Bxf6 Bxf6 6. e4 dxe4 7. Nxe4 Bg7 8. Bc4 Bg4 9. Bxf7+ Kxf7 10. Nfg5+ Ke8 11. Qxg4 c5 12. 0-0-0 Nc6 13. dxc5 Qa5 14. Qd7+ Kf8 15. Qe6 Ne5 16. f4 1-0

[Event "Voronezh op-B 18th"]
[Site "Voronezh"]
[Date "2014.06.12"]
[Round "1"]
[White "Faizutdinova, Diana"]
[Black "Kovalenko, Sergey"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1886"]
[BlackElo "2137"]
[PlyCount "115"]
[EventDate "2014.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 b6 2. Nc3 Bb7 3. e4 e6 4. Nf3 Bb4 5. d3 Bxc3+ 6. bxc3 d6 7. Be2 Nd7 8. a4 a5 9. Ba3 e5 10. Qc2 Ngf6 11. Nd2 Qe7 12. Bf3 0-0 13. 0-0 Rfe8 14. Rfe1 Nf8 15. Nf1 Ne6 16. g3 Qd7 17. Ne3 Bc6 18. Bd1 Nc5 19. Bc1 Qd8 20. Nd5 h6 21. f4 exf4 22. Nxf4 Qd7 23. Rf1 Bb7 24. Nd5 Nxd5 25. cxd5 Qe7 26. Ra2 Rf8 27. Bf3 Rae8 28. Qd1 f5 29. Bh5 Rd8 30. exf5 Bxd5 31. c4 Bc6 32. Raf2 Bxa4 33. Qg4 Rf6 34. Bb2 Nxd3 35. Re2 Ne5 36. Qf4 g5 37. Qc1 Be8 38. Bg4 Qd7 39. Bh3 Bf7 40. Re4 Re8 41. g4 Qc6 42. Bg2 Qc5+ 43. Kh1 Kh7 44. h4 Rg8 45. Bh3 Be8 46. Re2 Bc6+ 47. Kh2 gxh4 48. Qe1 Qxc4 49. Bxe5 dxe5 50. Rxe5 Qd4 51. Re7+ Kh8 52. Rf2 Qd6+ 53. Kg1 Qg3+ 54. Bg2 Rxg4 55. Qa1 Rgg6 56. Rfe2 Bxg2 57. Re8+ Kh7 58. fxg6+ 1-0

[Event "Voronezh Region-ch Juniors"]
[Site "Voronezh"]
[Date "2010.12.04"]
[Round "9.4"]
[White "Avtsynov, Artyom"]
[Black "Kovalenko, Sergey"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1960"]
[BlackElo "2173"]
[PlyCount "67"]
[EventDate "2010.11.23"]
[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 dxe4 4. Nxe4 Be7 5. Nf3 Nf6 6. Nxf6+ Bxf6 7. Bd3 0-0 8. 0-0 Nc6 9. c3 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Bxh7+ Kxh7 13. Qh5+ Kg8 14. Qxe5 Re8 15. Qh5 Qf6 16. Be3 Bf5 17. Bd4 Qe6 18. Qg5 f6 19. Qg3 Rac8 20. Rfd1 b6 21. h3 Kf7 22. Be3 Re7 23. Rd4 Rce8 24. b3 Qc8 25. Rad1 Qa6 26. R4d2 Qa5 27. c4 Qa3 28. Kh2 a5 29. Bf4 c5 30. Rd5 Be4 31. R5d2 a4 32. Bd6 Re6 33. Bc7 R8e7 34. Bd8 1-0

[Event "Voronezh Region-ch Juniors"]
[Site "Voronezh"]
[Date "2010.12.01"]
[Round "8.4"]
[White "Lykov, Alexandr"]
[Black "Kovalenko, Sergey"]
[Result "1/2-1/2"]
[ECO "A40"]
[BlackElo "2173"]
[PlyCount "45"]
[EventDate "2010.11.23"]
[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 e6 2. c4 b6 3. a3 c5 4. dxc5 Bxc5 5. Nc3 Nf6 6. Nf3 0-0 7. e3 Bb7 8. Be2 d5 9. cxd5 Nxd5 10. Nxd5 Bxd5 11. b4 Be7 12. Bb2 Bf6 13. Qc2 Nd7 14. Rd1 Rc8 15. Qb1 Qe7 16. 0-0 a5 17. e4 Bxe4 18. Qxe4 Bxb2 19. Qb7 Rfd8 20. Bb5 Rb8 21. Qc7 Rbc8 22. Qb7 Rb8 23. Qc7 1/2-1/2

[Event "Voronezh Region-ch Juniors"]
[Site "Voronezh"]
[Date "2010.11.30"]
[Round "7.4"]
[White "Kovalenko, Sergey"]
[Black "Estrada, Victor"]
[Result "1-0"]
[ECO "C13"]
[WhiteElo "2173"]
[BlackElo "1867"]
[PlyCount "62"]
[EventDate "2010.11.23"]
[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. Nc3 Nf6 3. Bg5 e6 4. e4 dxe4 5. Nxe4 Nbd7 6. Nf3 Be7 7. Ned2 0-0 8. Bd3 c5 9. c3 b6 10. 0-0 Bb7 11. Re1 h6 12. Bf4 Rc8 13. a3 cxd4 14. cxd4 Nd5 15. Bg3 N7f6 16. Ne5 Bd6 17. Qe2 Qe7 18. f4 Nd7 19. Ndf3 Bxe5 20. fxe5 Rfe8 21. Bh4 Qf8 22. Qd2 f5 23. exf6 N5xf6 24. Bg6 Red8 25. Rxe6 Nc5 26. Qe3 Nxe6 27. Qxe6+ Kh8 28. Ne5 Bd5 29. Qh3 Rd6 30. Bf5 Qe8 31. Bxc8 Nh5 1-0

[Event "Voronezh Region-ch Juniors"]
[Site "Voronezh"]
[Date "2010.11.28"]
[Round "6.7"]
[White "Soboleva, Anastasia"]
[Black "Kovalenko, Sergey"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1790"]
[BlackElo "2173"]
[PlyCount "64"]
[EventDate "2010.11.23"]
[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. e5 c5 4. c3 Bd7 5. Nf3 Qb6 6. Na3 Nc6 7. Be2 f6 8. 0-0 fxe5 9. dxe5 a6 10. Re1 g6 11. Ng5 h6 12. Nf3 0-0-0 13. Nc2 Bg7 14. Bd3 Nge7 15. b4 c4 16. Bf1 Qc7 17. Nfd4 Bxe5 18. h3 Nxd4 19. Nxd4 Nf5 20. Be3 Rhf8 21. Qd2 Nxe3 22. Qxe3 Bf4 23. Qe2 Rde8 24. Rad1 Bd6 25. Qd2 g5 26. Be2 Bf4 27. Qc2 Bh2+ 28. Kf1 e5 29. Nf3 e4 30. Nd4 Rxf2+ 31. Kxf2 Qg3+ 32. Kf1 Qe3 0-1

[Event "Voronezh Region-ch Juniors"]
[Site "Voronezh"]
[Date "2010.11.27"]
[Round "5.3"]
[White "Kovalenko, Sergey"]
[Black "Gavrilov, Evgeny"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "2173"]
[BlackElo "1875"]
[PlyCount "86"]
[EventDate "2010.11.23"]
[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. e3 g6 4. Be2 Bg7 5. Nc3 e6 6. d4 cxd4 7. exd4 Nf6 8. d5 Ne7 9. Bf4 0-0 10. Nb5 Nf5 11. Bc7 Qe8 12. d6 b6 13. a4 Ba6 14. Ne5 Bxb5 15. axb5 Nd5 16. cxd5 Bxe5 17. 0-0 Bxd6 18. Bxd6 Nxd6 19. dxe6 Qxe6 20. Bf3 Rac8 21. Rxa7 Nxb5 22. Rxd7 Qf6 23. Qd2 Rfd8 24. Rd1 Rxd7 25. Qxd7 Rc5 26. b4 Re5 27. h3 Kg7 28. Qc6 Qe7 29. Qc4 Nd6 30. Qc3 Nb5 31. Qa1 Qf6 32. Rc1 Nd4 33. Qxd4 Re1+ 34. Rxe1 Qxd4 35. Re4 Qa1+ 36. Kh2 Qb2 37. Kg1 f5 38. Re7+ Kf6 39. Rxh7 Qxb4 40. Be2 Qe1+ 41. Bf1 b5 42. Rb7 b4 43. Rb5 Qb1 0-1

