[Event "Chigorin Memorial 30th"]
[Site "St Petersburg"]
[Date "2023.10.29"]
[Round "9"]
[White "Ilin, Artem"]
[Black "Kovalenko, Prokhor"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1531"]
[BlackElo "1109"]
[PlyCount "83"]
[EventDate "2023.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c6 3. Nf3 d5 4. Nbd2 g6 5. e3 Bg7 6. b4 0-0 7. Bb2 dxc4 8. Nxc4 Nbd7 9. Be2 Nb6 10. Na5 Nbd5 11. a3 h6 12. 0-0 Ne4 13. Qc2 Nd6 14. Bd3 Rb8 15. Rac1 Be6 16. Ne5 Rc8 17. Rfd1 Nf6 18. f3 h5 19. Qf2 Bh6 20. Rc2 Nd5 21. Re1 Bd7 22. Bc1 Kg7 23. Qg3 Be8 24. e4 Bxc1 25. Rexc1 Nb6 26. Qf2 f6 27. Nec4 Ndxc4 28. Bxc4 Nxc4 29. Rxc4 Bf7 30. R4c3 Qd7 31. h4 Rfd8 32. Qe3 Rb8 33. d5 cxd5 34. Rc7 Qe6 35. Nxb7 Rdc8 36. Nc5 Qe5 37. Nd7 Qd6 38. e5 fxe5 39. Rxc8 Rxc8 40. Rxc8 Qxd7 41. Qxe5+ Kh7 42. Rh8# 1-0

[Event "Chigorin Memorial 30th"]
[Site "St Petersburg"]
[Date "2023.10.28"]
[Round "8"]
[White "Kovalenko, Prokhor"]
[Black "Penkov, Aleksey"]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "1109"]
[BlackElo "1559"]
[PlyCount "90"]
[EventDate "2023.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. Nc3 0-0 8. 0-0 Na6 9. a3 c5 10. Qc2 cxd4 11. Nxd4 Bxg2 12. Kxg2 Rc8 13. b3 d5 14. cxd5 Nxd5 15. e3 Bf6 16. Nde2 Qc7 17. Rac1 Qe5 18. b4 h6 19. Rfd1 Rfd8 20. Qa4 Nac7 21. Nd4 Nxc3 22. Bxc3 Qe4+ 23. Kg1 Nd5 24. Nb5 Nxe3 25. fxe3 Qxe3+ 26. Kh1 Qf3+ 27. Kg1 Rxd1+ 28. Rxd1 Bxc3 29. Qc2 Qe3+ 30. Kh1 g6 31. Qd3 Qxd3 32. Rxd3 Bb2 33. Nxa7 Rc2 34. Nb5 e5 35. Nd6 f5 36. a4 e4 37. Re3 Be5 38. Nb7 Rb2 39. a5 Rxb4 40. axb6 Rxb6 41. Na5 Bd4 42. Re2 Kf7 43. Nc4 Rc6 44. Ne3 Ke6 45. Kg2 g5 0-1

[Event "Chigorin Memorial 30th"]
[Site "St Petersburg"]
[Date "2023.10.27"]
[Round "7"]
[White "Borozdin, Leonid"]
[Black "Kovalenko, Prokhor"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "1516"]
[BlackElo "1109"]
[PlyCount "105"]
[EventDate "2023.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c6 3. Nf3 d5 4. Nc3 a6 5. e3 g6 6. Bd3 Bg7 7. 0-0 0-0 8. Ne5 dxc4 9. Bxc4 Nbd7 10. f4 Nb6 11. Bb3 Nbd5 12. Bc2 Bd7 13. e4 Nb6 14. Be3 Be6 15. Bb3 Bxb3 16. Qxb3 Rb8 17. Rad1 Qc7 18. h3 Nbd7 19. Rf2 c5 20. Nxd7 Nxd7 21. Nd5 Qd6 22. e5 Qe6 23. dxc5 Rfc8 24. Qa3 Kf8 25. g4 Rc6 26. Nb4 Rcc8 27. f5 gxf5 28. gxf5 Qxe5 29. Bf4 Qxc5 30. Rxd7 Qxf5 31. Qd3 Qxd3 32. Nxd3 Rd8 33. Nc5 Rbc8 34. Rxd8+ Rxd8 35. Be3 Ke8 36. Nxb7 Rb8 37. Nc5 a5 38. b3 Rd8 39. Nb7 Rd3 40. Rd2 Rxd2 41. Bxd2 a4 42. bxa4 Kd7 43. Nc5+ Kc6 44. Ne4 Bd4+ 45. Kg2 f6 46. Kf3 Kd5 47. Nc3+ Kc4 48. a5 e5 49. Ne4 Kd3 50. Be1 f5 51. Ng3 f4 52. Ne4 Kc4 53. Bf2 1-0

[Event "Chigorin Memorial 30th"]
[Site "St Petersburg"]
[Date "2023.10.26"]
[Round "6"]
[White "Kovalenko, Prokhor"]
[Black "Vyshegorodtsev, Svyatoslav"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1109"]
[BlackElo "1509"]
[PlyCount "41"]
[EventDate "2023.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 a6 6. e3 Nc6 7. Bd3 h6 8. Nf3 Bg4 9. h3 Bxf3 10. Qxf3 e6 11. a3 Rc8 12. 0-0 Bd6 13. Rac1 Bxf4 14. Qxf4 0-0 15. b4 b5 16. Rc2 Qe7 17. Rfc1 Na7 18. Kh1 Nd7 19. e4 dxe4 20. Qxe4 Nf6 21. Nd5 1-0

[Event "Chigorin Memorial 30th"]
[Site "St Petersburg"]
[Date "2023.10.25"]
[Round "5"]
[White "Ramazanov, Maxim"]
[Black "Kovalenko, Prokhor"]
[Result "0-1"]
[ECO "B13"]
[BlackElo "1109"]
[PlyCount "92"]
[EventDate "2023.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Na5 8. Qa4+ Bd7 9. Qc2 e6 10. Nf3 Be7 11. Nbd2 Rc8 12. 0-0 0-0 13. Ne5 Nc6 14. Nxc6 Rxc6 15. Rae1 a6 16. Nf3 b5 17. h3 b4 18. Ne5 Rb6 19. g4 h6 20. g5 hxg5 21. Bxg5 bxc3 22. bxc3 Ne8 23. Bh7+ Kh8 24. Bxe7 Qxe7 25. Bg6 Kg8 26. Bh5 Bb5 27. Be2 Qg5+ 28. Kh1 Bxe2 29. Qxe2 Nf6 30. Rg1 Qf5 31. Qe3 Qe4+ 32. Qxe4 Nxe4 33. Nd7 Rb2 34. Rxe4 dxe4 35. Nxf8 Kxf8 36. a4 Rxf2 37. Rg3 Ra2 38. Re3 f5 39. c4 Rxa4 40. Rc3 Ke7 41. Kg2 Kd6 42. Kf2 f4 43. h4 a5 44. Ke2 Rb4 45. h5 a4 46. c5+ Kc6 0-1

[Event "Chigorin Memorial 30th"]
[Site "St Petersburg"]
[Date "2023.10.24"]
[Round "4"]
[White "Kovalenko, Prokhor"]
[Black "Rachikhin, Roman"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1109"]
[BlackElo "1457"]
[PlyCount "96"]
[EventDate "2023.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 c5 6. 0-0 cxd4 7. Nxd4 Bxg2 8. Kxg2 Bc5 9. Nb3 Be7 10. Nc3 0-0 11. Bf4 Nc6 12. Bd6 Bxd6 13. Qxd6 Ne8 14. Qd2 Qc7 15. Nd4 Ne5 16. b3 Nf6 17. Rfd1 a6 18. Rac1 Rad8 19. Kg1 h6 20. Qf4 Nh5 21. Qh4 Nf6 22. Ne4 Nxe4 23. Qxe4 f5 24. Qh4 Ng6 25. Qh5 Ne7 26. Nf3 e5 27. Nh4 Rf6 28. Ng2 f4 29. Ne1 fxg3 30. hxg3 Rdf8 31. Nd3 e4 32. Nf4 g5 33. Qg4 Rf5 34. Nh3 e3 35. f4 Kg7 36. fxg5 hxg5 37. Qd4+ Kg8 38. Qxe3 Rf3 39. exf3 Qxg3+ 40. Kh1 Qxh3+ 41. Kg1 Qg3+ 42. Kh1 Rxf3 43. Qe4 Rf4 44. Qa8+ Kg7 45. Qg2 Rh4+ 46. Kg1 Qe3+ 47. Qf2 Rg4+ 48. Kf1 Rf4 0-1

[Event "Chigorin Memorial 30th"]
[Site "St Petersburg"]
[Date "2023.10.23"]
[Round "3"]
[White "Rakhlina, Kristina"]
[Black "Kovalenko, Prokhor"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "1544"]
[BlackElo "1109"]
[PlyCount "71"]
[EventDate "2023.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. Nf3 Bg4 8. h3 Bh5 9. 0-0 0-0 10. c3 Nd7 11. Be3 Re8 12. Be2 Qc7 13. Nh4 Bxe2 14. Qxe2 Nf8 15. Nf5 Bf4 16. Qg4 Ng6 17. h4 Bxe3 18. fxe3 Qc8 19. h5 Kh8 20. Qg3 Qe6 21. hxg6 fxg6 22. Nd6 Qxe3+ 23. Qxe3 Rxe3 24. Rae1 Rd3 25. Nxb7 h5 26. Nc5 Rg3 27. Kh2 Rg5 28. Re6 Rc8 29. Re7 a5 30. Rfe1 Rb8 31. Re8+ Rxe8 32. Rxe8+ Kh7 33. b4 axb4 34. cxb4 Rd5 35. Ne6 Rd7 36. Nf8+ 1-0

[Event "Chigorin Memorial 30th"]
[Site "St Petersburg"]
[Date "2023.10.22"]
[Round "2"]
[White "Kovalenko, Prokhor"]
[Black "Korotkikh, Miron"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1109"]
[BlackElo "1660"]
[PlyCount "116"]
[EventDate "2023.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nc6 5. e4 e6 6. e5 Qb6 7. Nf3 a6 8. a3 Nge7 9. Na4 Qa7 10. Be3 Nf5 11. Be2 b5 12. Nc3 Be7 13. 0-0 Na5 14. b4 Nc4 15. Bxc4 bxc4 16. Na4 0-0 17. Nc5 Bd7 18. g4 Nxe3 19. fxe3 Bxc5 20. bxc5 Rab8 21. Rb1 Rxb1 22. Qxb1 Qb8 23. h4 Ba4 24. g5 c3 25. Qb4 Qxb4 26. axb4 Rb8 27. Rc1 Rxb4 28. Rxc3 Kf8 29. Kf2 Rb2+ 30. Ke1 Rb1+ 31. Kd2 Ke8 32. Ne1 Bb5 33. Nd3 Kd7 34. Nc1 Bc4 35. Kc2 Rb8 36. Nb3 Bb5 37. Kb2 h6 38. gxh6 gxh6 39. Ka3 Rg8 40. h5 Rg5 41. Na5 Rxh5 42. Nb7 Rf5 43. Nd6 Rf2 44. Nxb5 axb5 45. c6+ Kc7 46. Kb4 Rb2+ 47. Kc5 b4 48. Rc1 b3 49. Ra1 Rc2+ 50. Kb5 b2 51. Rb1 Rxc6 52. Ka4 h5 53. Ka3 h4 54. Ka2 h3 55. Rf1 Rc2 56. Rxf7+ Kb6 57. Rf6 h2 58. Rxe6+ Rc6 0-1

[Event "Chigorin Memorial 30th"]
[Site "St Petersburg"]
[Date "2023.10.21"]
[Round "1"]
[White "Beznosov, Timofey"]
[Black "Kovalenko, Prokhor"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1876"]
[BlackElo "1109"]
[PlyCount "99"]
[EventDate "2023.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 Nge7 7. dxc5 Qxc5 8. b4 Qb6 9. b5 Na5 10. 0-0 Ng6 11. Be3 Bc5 12. Bxc5 Qxc5 13. Qa4 b6 14. Nbd2 Bd7 15. Rfc1 0-0 16. Qd4 Rac8 17. Nb3 Qxd4 18. cxd4 Nxb3 19. axb3 Rxc1+ 20. Rxc1 Rc8 21. Rxc8+ Bxc8 22. g3 Kf8 23. Bd3 Ke8 24. h4 h5 25. Ng5 Ne7 26. Nh3 Nf5 27. Bxf5 exf5 28. Nf4 g6 29. Nxd5 Be6 30. Nf6+ Ke7 31. d5 Bc8 32. Kf1 Bb7 33. Ke2 Ba8 34. Ke3 Bb7 35. Kd4 Ba8 36. f4 Bb7 37. d6+ Kd8 38. Nd5 Kd7 39. Nf6+ Ke6 40. Nh7 Kd7 41. Ng5 Ke8 42. e6 fxe6 43. Nxe6 Bc8 44. Ke5 Kf7 45. Nd8+ Ke8 46. Nc6 a6 47. Ne7 Bb7 48. Ke6 axb5 49. d7+ Kd8 50. Kd6 1-0

