[Event "IPCA New Year op"]
[Site "Lichess.org INT"]
[Date "2023.12.31"]
[Round "3"]
[White "Angappan, A."]
[Black "Kovalenko, Sergey L"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1231"]
[BlackElo "1963"]
[PlyCount "104"]
[EventDate "2023.12.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 a6 2. d4 g6 3. Bc4 Bg7 4. Nf3 e6 5. Nc3 Ne7 6. 0-0 0-0 7. Be3 h6 8. Qd2 Kh7 9. Bd3 b6 10. h3 d6 11. Nh2 Nd7 12. Ng4 h5 13. Nh2 e5 14. d5 f6 15. f4 Qe8 16. fxe5 dxe5 17. Rf2 Bb7 18. Raf1 Nc8 19. b4 Qe7 20. a3 Nd6 21. Qe2 a5 22. g4 hxg4 23. Qxg4 Rfe8 24. Qh4+ Kg8 25. Bh6 Nf7 26. Bxg7 Kxg7 27. Ng4 Rh8 28. Qg3 axb4 29. axb4 Ng5 30. Nxf6 Nxh3+ 31. Kg2 Nf4+ 32. Rxf4 exf4 33. Qxf4 Nxf6 34. Nb5 Raf8 35. Qg5 Nxd5 36. Qg3 Nxb4 37. Qxc7 Qxc7 38. Nxc7 Rxf1 39. Kxf1 Rc8 40. Ne6+ Kf6 41. Nd4 Nxd3 42. cxd3 Rd8 43. Nb5 Rxd3 44. Nc7 Ke5 45. Nb5 Rd2 46. Ke1 Rb2 47. Nc3 Kd4 48. Ne2+ Ke3 49. Nc1 Bxe4 50. Kd1 Bf3+ 51. Ke1 Rb1 52. Kf1 Rxc1# 0-1

[Event "IPCA New Year op"]
[Site "Lichess.org INT"]
[Date "2023.12.31"]
[Round "1"]
[White "Babarykin, Stanislav"]
[Black "Kovalenko, Sergey L"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2327"]
[BlackElo "1963"]
[PlyCount "49"]
[EventDate "2023.12.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 b5 2. e4 Bb7 3. d5 Nf6 4. Bd3 a6 5. Nf3 e6 6. dxe6 fxe6 7. e5 Nd5 8. 0-0 Be7 9. a4 b4 10. Nbd2 0-0 11. Re1 c5 12. Nc4 Nc6 13. Be4 Na5 14. Nxa5 Qxa5 15. Nd2 Qc7 16. Nc4 Rf7 17. Qh5 g6 18. Qg4 Raf8 19. Bh6 Rxf2 20. Bxg6 R2f7 21. Bxf7+ Kxf7 22. Rf1+ Ke8 23. Qh5+ Kd8 24. Bxf8 Bxf8 25. Rxf8+ 1-0

[Event "IPCA New Year op"]
[Site "Lichess.org INT"]
[Date "2023.12.31"]
[Round "8"]
[White "Gedgafov, Chamal"]
[Black "Kovalenko, Sergey L"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2074"]
[BlackElo "1963"]
[PlyCount "97"]
[EventDate "2023.12.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. 0-0 d5 8. cxd5 exd5 9. d4 cxd4 10. exd4 0-0 11. Be3 Be6 12. Nf4 Nf5 13. Ncxd5 Nfxd4 14. Nxe6 fxe6 15. Nf4 Qd6 16. Kh1 e5 17. Nd5 Rae8 18. Rc1 Kh8 19. Qa4 Rf7 20. Rfd1 Qf8 21. Nc3 a6 22. Ne4 Rfe7 23. Qc4 Rc8 24. a3 Rec7 25. Qd3 Rd8 26. b4 Qf5 27. h3 Rcd7 28. Nc5 Re7 29. Qxf5 gxf5 30. Bg5 Rde8 31. Bxe7 Rxe7 32. Nxb7 Rxb7 33. Bxc6 Re7 34. Bg2 h5 35. h4 Bh6 36. Rc5 Kh7 37. Re1 Bg7 38. Rec1 e4 39. Rc7 Re6 40. Rd7 Kg6 41. Rcc7 Be5 42. Ra7 Nc2 43. Bh3 Nxa3 44. Rf7 Bf6 45. Rf8 Nc2 46. Rg8+ Kh6 47. Bxf5 Re7 48. Rg6+ Kh7 49. Rxf6+ 1-0

[Event "IPCA New Year op"]
[Site "Lichess.org INT"]
[Date "2023.12.31"]
[Round "5"]
[White "Kasperczyk, Szymon"]
[Black "Kovalenko, Sergey L"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "1932"]
[BlackElo "1963"]
[PlyCount "57"]
[EventDate "2023.12.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nd7 5. Nf3 e6 6. Bg5 Ne7 7. Qc2 h6 8. Be3 0-0 9. Be2 a6 10. 0-0 g5 11. h3 f5 12. exf5 Nxf5 13. c5 d5 14. Bd3 c6 15. Rae1 Nxe3 16. Rxe3 Nf6 17. Rfe1 Nh5 18. Qd2 Bd7 19. Bb1 Qe7 20. Qd3 Nf6 21. Ne5 Rfe8 22. Rf3 Red8 23. Qg6 Be8 24. Qd3 Bh5 25. g4 Bf7 26. Ree3 Re8 27. Ne2 Rf8 28. Ng3 Rab8 29. Rxf6 1-0

[Event "IPCA New Year op"]
[Site "Lichess.org INT"]
[Date "2023.12.31"]
[Round "7"]
[White "Kovalenko, Sergey L"]
[Black "Becker, Michael"]
[Result "0-1"]
[ECO "A35"]
[WhiteElo "1963"]
[BlackElo "2250"]
[PlyCount "68"]
[EventDate "2023.12.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. e3 Nf6 4. Nc3 g6 5. b3 Bg7 6. Bb2 0-0 7. Be2 d5 8. cxd5 Nxd5 9. 0-0 Ndb4 10. d3 Bf5 11. e4 Bg4 12. a3 Bxf3 13. gxf3 Na6 14. Re1 Nc7 15. Na4 Bxb2 16. Nxb2 Ne6 17. Qd2 Ncd4 18. Bd1 Rc8 19. b4 cxb4 20. axb4 a6 21. Nc4 Qc7 22. e5 Qc6 23. Re4 Rfd8 24. Rb1 b5 25. Na5 Qc3 26. Qh6 Qxd3 27. Rh4 Nxf3+ 28. Bxf3 Qxb1+ 29. Kg2 Nf8 30. Nc6 Rxc6 31. Bxc6 Rd1 32. Qe3 Rg1+ 33. Kf3 Ne6 34. Bd5 Qd1+ 0-1

[Event "IPCA New Year op"]
[Site "Lichess.org INT"]
[Date "2023.12.31"]
[Round "6"]
[White "Kovalenko, Sergey L"]
[Black "Falkowski, Dawid"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1963"]
[BlackElo "1876"]
[PlyCount "139"]
[EventDate "2023.12.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. e3 e5 4. d4 exd4 5. exd4 cxd4 6. Nxd4 Bc5 7. Nb5 d6 8. Be2 a6 9. N5c3 Nf6 10. 0-0 h6 11. a3 0-0 12. b4 Ba7 13. Bf4 Ne5 14. h3 Qc7 15. Nd2 Be6 16. Rc1 Rac8 17. Nce4 Nxe4 18. Nxe4 Rfd8 19. Qb3 b5 20. Qg3 Kh8 21. c5 Ng6 22. Bxd6 Qb7 23. Bf3 Bd5 24. Nd2 Bb8 25. Bxb8 Rxb8 26. Rfd1 Rbc8 27. Bh5 Nf8 28. Nf1 Nh7 29. Ne3 Bb3 30. Bf3 Qe7 31. Rxd8+ Rxd8 32. Nf5 Qf6 33. Qc7 Rc8 34. Qd7 Be6 35. Qd6 Bxf5 36. Qxf6 Nxf6 37. Bb7 Rb8 38. Bxa6 Be4 39. c6 Ne8 40. c7 Nxc7 41. Rxc7 Rb6 42. Bc8 Bd5 43. Bf5 g6 44. Bd7 Bc4 45. Rc6 Rb7 46. Bc8 Ra7 47. Ra6 Rc7 48. Ra8 Bd5 49. Bb7+ Kg7 50. Bxd5 Rd7 51. Bf3 Rc7 52. g4 Kf6 53. Rb8 Rc3 54. Kg2 Rxa3 55. Rxb5 Rb3 56. Rb8 Kg5 57. b5 Kf4 58. Bc6 f5 59. gxf5 gxf5 60. b6 h5 61. b7 h4 62. Rh8 Kg5 63. b8Q Rc3 64. Qd8+ Kg6 65. Rg8+ Kh7 66. Rh8+ Kg6 67. Qe8+ Kg5 68. Rg8+ Kf4 69. Qd7 Rc2 70. Qd6# 1-0

[Event "IPCA New Year op"]
[Site "Lichess.org INT"]
[Date "2023.12.31"]
[Round "2"]
[White "Kovalenko, Sergey L"]
[Black "Kulshrestha, Rachit"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1963"]
[PlyCount "83"]
[EventDate "2023.12.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 e6 2. g3 Qf6 3. Bg2 d5 4. Nf3 Nc6 5. 0-0 Qg6 6. c4 Be7 7. Nc3 dxc4 8. e4 Nb4 9. Ne5 Qf6 10. Qa4+ Nc6 11. Nxc6 Bd7 12. e5 Qg6 13. Qxc4 Bxc6 14. Bxc6+ Kf8 15. Bxb7 Rd8 16. Be3 Nh6 17. Qxc7 Ng4 18. Bf3 Qh5 19. Bxg4 Qxg4 20. Qb7 h5 21. Qe4 Qg6 22. Qxg6 fxg6 23. h4 a6 24. Ne4 Rb8 25. Rab1 Kg8 26. Bg5 Bb4 27. a3 Ba5 28. b4 Bb6 29. Rfd1 Kh7 30. d5 exd5 31. Rxd5 Rhf8 32. Be7 Rf7 33. Ng5+ Kg8 34. Nxf7 Kxf7 35. Bc5 Bc7 36. Rd7+ Ke6 37. Rxc7 a5 38. Bd6 Rb6 39. Re7+ Kf5 40. Rxg7 Kg4 41. Kg2 g5 42. Rxg5# 1-0

[Event "IPCA New Year op"]
[Site "Lichess.org INT"]
[Date "2023.12.31"]
[Round "4"]
[White "Kovalenko, Sergey L"]
[Black "Laszlo, Janos"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1963"]
[BlackElo "2194"]
[PlyCount "97"]
[EventDate "2023.12.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. Nf3 d5 2. b4 e6 3. Bb2 Nf6 4. a3 Be7 5. d4 0-0 6. e3 a5 7. b5 c5 8. Nbd2 Nbd7 9. c4 Nb6 10. Rc1 Nxc4 11. Nxc4 dxc4 12. Bxc4 b6 13. 0-0 Bb7 14. Qe2 Ne4 15. Rfd1 Qc7 16. Ne5 Bf6 17. f3 Nd6 18. Ba2 Rac8 19. Ng4 Be7 20. dxc5 bxc5 21. Bb1 c4 22. a4 Rfd8 23. Be5 Qc5 24. Qc2 Nf5 25. Bd4 Qb4 26. Bc3 Qb3 27. Qxb3 cxb3 28. e4 Bc5+ 29. Kh1 Ne3 30. Rxd8+ Rxd8 31. Bxa5 Ra8 32. Rxc5 Nxg4 33. Bc3 Nf6 34. a5 Kf8 35. Rc7 Bc8 36. Bb4+ Ke8 37. Re7+ Kd8 38. Rxf7 Bd7 39. b6 Bc6 40. Rxg7 b2 41. Be7+ Kc8 42. Bxf6 Rxa5 43. Rc7+ Kb8 44. Bxb2 Rb5 45. Rxc6 Rxb2 46. Bd3 Kb7 47. Rxe6 Rd2 48. Bf1 Rd1 49. Kg1 1-0

[Event "IPCA New Year op"]
[Site "Lichess.org INT"]
[Date "2023.12.31"]
[Round "9"]
[White "Kovalenko, Sergey L"]
[Black "Moulin, Marie"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1963"]
[BlackElo "1554"]
[PlyCount "109"]
[EventDate "2023.12.31"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. Nf3 d5 2. b4 Bg4 3. Bb2 Bxf3 4. gxf3 Nc6 5. b5 Na5 6. e3 c6 7. Nc3 Qd6 8. a4 e5 9. Ba3 c5 10. Rg1 b6 11. f4 exf4 12. Qf3 fxe3 13. fxe3 Nf6 14. 0-0-0 0-0-0 15. e4 d4 16. Nb1 Qxh2 17. d3 Bd6 18. Nd2 Kb8 19. Rxg7 Nh5 20. Rxf7 Rhf8 21. Kb1 Rxf7 22. Qxf7 Ng3 23. Nf3 Qf2 24. e5 Bxe5 25. Nxe5 Qxf7 26. Nxf7 Nxf1 27. Rxf1 Rf8 28. Rf3 Nb7 29. Ng5 Rxf3 30. Nxf3 Nd6 31. Bc1 h5 32. Bf4 Kc7 33. Kc1 Kd7 34. Bxd6 Kxd6 35. Kd2 Ke6 36. Ke2 Kf5 37. Kf2 Kf4 38. Nh4 Kg5 39. Kg3 Kf6 40. Kf4 Ke6 41. Kg5 Ke5 42. Ng2 Kd5 43. Kxh5 c4 44. Nf4+ Kc5 45. Ne6+ Kd5 46. Nc7+ Kc5 47. Kg4 cxd3 48. cxd3 Kb4 49. Kf4 Kxa4 50. Ke4 Kb4 51. Kxd4 Kb3 52. Ke5 Kc3 53. d4 Kc4 54. d5 Kc5 55. d6 1-0

