[Event "Malakhatko Memorial op"]
[Site "Chess.com INT"]
[Date "2023.06.14"]
[Round "1"]
[White "Baluh, Alina"]
[Black "Kovalyov, Oleksandr"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1268"]
[BlackElo "1513"]
[PlyCount "62"]
[EventDate "2023.06.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. Nf3 Nd7 6. Bg5 Qb6 7. Rb1 Ne7 8. Be2 h6 9. Be3 a6 10. 0-0 Rc8 11. a3 Qc7 12. h3 c5 13. dxc5 Nxc5 14. Bxc5 Qxc5 15. Qd4 Bxc2 16. Rbc1 Qxd4 17. Nxd4 Bg6 18. Rfd1 Nf5 19. Nxf5 Bxf5 20. g4 Bg6 21. f4 Bc5+ 22. Kg2 Be3 23. Ra1 Bxf4 24. h4 Bxe5 25. h5 Bh7 26. Rac1 0-0 27. Bd3 Bxd3 28. Rxd3 d4 29. Re1 dxc3 30. Rxe5 c2 31. Rb3 b5 0-1

[Event "Malakhatko Memorial op"]
[Site "Chess.com INT"]
[Date "2023.06.14"]
[Round "7"]
[White "Kovalyov, Oleksandr"]
[Black "Hudz, Alexander"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "1513"]
[BlackElo "1692"]
[PlyCount "87"]
[EventDate "2023.06.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. Bg5 e6 4. e4 dxe4 5. Ne5 Be7 6. Nd2 Qxd4 7. Bf4 Nbd7 8. c3 Qb6 9. Be3 Bc5 10. Ndc4 Bxe3 11. Nxb6 Bxb6 12. Nc4 0-0 13. Nxb6 Nxb6 14. Be2 Bd7 15. 0-0 Bc6 16. a4 a5 17. Bb5 Bxb5 18. axb5 Rfd8 19. Qe2 Nbd5 20. g3 b6 21. Rfd1 Kf8 22. c4 Nb4 23. Rxd8+ Rxd8 24. Rd1 Rxd1+ 25. Qxd1 Nd3 26. b3 Ke7 27. f3 Nc5 28. fxe4 Nfxe4 29. Qd4 f6 30. Qe3 Kd6 31. Qf4+ Kd7 32. Qg4 g5 33. Qh5 Kd6 34. Qxh7 f5 35. h4 g4 36. h5 Nd3 37. h6 Ng5 38. Qg7 Nh3+ 39. Kh2 Ne1 40. h7 Nf3+ 41. Kg2 Ne1+ 42. Kf1 Nf3 43. h8Q Nh2+ 44. Kg2 1-0

[Event "Malakhatko Memorial op"]
[Site "Chess.com INT"]
[Date "2023.06.14"]
[Round "4"]
[White "Kovalyov, Oleksandr"]
[Black "Hulka, Valentyn"]
[Result "0-1"]
[ECO "D24"]
[WhiteElo "1513"]
[BlackElo "2257"]
[PlyCount "56"]
[EventDate "2023.06.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 a6 5. Bg5 dxc4 6. a4 Nc6 7. e3 Na5 8. e4 Be7 9. Be2 h6 10. Bf4 0-0 11. h3 c5 12. 0-0 Nb3 13. e5 Nd5 14. Bxc4 Nxa1 15. Bxd5 exd5 16. Qxa1 Be6 17. Rd1 Rc8 18. Be3 cxd4 19. Nxd4 Rc4 20. b3 Rc8 21. f4 Qa5 22. Nce2 Bd7 23. f5 Bc5 24. Rf1 Rfe8 25. Rf4 Rxe5 26. Bf2 Rce8 27. f6 Rxe2 28. fxg7 Re1+ 0-1

[Event "Malakhatko Memorial op"]
[Site "Chess.com INT"]
[Date "2023.06.14"]
[Round "3"]
[White "Kovalyov, Oleksandr"]
[Black "Vovk, Orest"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1513"]
[BlackElo "2315"]
[PlyCount "98"]
[EventDate "2023.06.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. Nf3 h6 2. e4 g5 3. d4 Bg7 4. Bd3 c5 5. c3 Qb6 6. Qb3 Nc6 7. Qxb6 axb6 8. d5 Ne5 9. Be2 Nxf3+ 10. gxf3 d6 11. f4 gxf4 12. Bxf4 Nf6 13. Nd2 Nd7 14. Bb5 Kf8 15. Nc4 Ne5 16. Nxb6 Ra5 17. a4 Nf3+ 18. Ke2 Bg4 19. Ke3 Kg8 20. h3 Bh5 21. Be2 Ra6 22. a5 Nd4 23. Bxa6 Nc2+ 24. Kd2 Nxa1 25. Bc4 Bf3 26. Rxa1 Bxe4 27. Ra2 f5 28. b4 cxb4 29. cxb4 Kf7 30. b5 Bd4 31. Be3 Be5 32. a6 bxa6 33. bxa6 f4 34. a7 fxe3+ 35. Kxe3 Bf5 36. a8Q Rxa8 37. Rxa8 Bxh3 38. Ra3 Bf5 39. f4 Bb2 40. Ra7 Bc3 41. Bd3 Bg4 42. f5 Bb4 43. Ra4 Bc5+ 44. Kf4 h5 45. Nd7 Bg1 46. Kg3 Be3 47. Ra3 Bd2 48. Ra7 Be1+ 49. Kg2 h4 0-1

[Event "Malakhatko Memorial op"]
[Site "Chess.com INT"]
[Date "2023.06.14"]
[Round "10"]
[White "Kovalyov, Oleksandr"]
[Black "Zozulia, Alexander"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "1513"]
[BlackElo "2236"]
[PlyCount "62"]
[EventDate "2023.06.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Re1 c5 7. c3 Bf5 8. Nh4 Be4 9. Nf3 Nc6 10. Nbd2 Bxf3 11. Nxf3 cxd4 12. cxd4 d5 13. a3 Qb6 14. b4 Ne4 15. Bb2 Rac8 16. Rc1 a6 17. Qd3 e6 18. Rc2 Ne7 19. Rec1 Rxc2 20. Rxc2 Rc8 21. Rxc8+ Nxc8 22. Qc2 Ncd6 23. e3 Nc4 24. Bc1 a5 25. Bf1 Ned6 26. Nd2 axb4 27. Nxc4 dxc4 28. Bxc4 Qc6 29. Bd3 Qxc2 30. Bxc2 bxa3 31. Bxa3 Bf8 1/2-1/2

[Event "Malakhatko Memorial op"]
[Site "Chess.com INT"]
[Date "2023.06.14"]
[Round "5"]
[White "Prozhoha, Roman"]
[Black "Kovalyov, Oleksandr"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1665"]
[BlackElo "1513"]
[PlyCount "86"]
[EventDate "2023.06.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. c4 e6 6. Nc3 Ne7 7. Bg5 Nd7 8. Nf3 dxc4 9. Bxc4 Qb6 10. b3 Nd5 11. Nxd5 cxd5 12. Bd3 Bb4+ 13. Kf1 Bxd3+ 14. Qxd3 Rc8 15. Bd2 0-0 16. Ng5 g6 17. Qe3 Rc2 18. Bxb4 Qxb4 19. Nf3 Kg7 20. Rc1 Rfc8 21. Rxc2 Rxc2 22. g4 hxg4 23. h5 Qb5+ 24. Kg1 Qe2 25. h6+ Kh8 26. Qxe2 Rxe2 27. Ng5 Re1+ 28. Kg2 Rxh1 29. Kxh1 Kg8 30. h7+ Kg7 31. h8Q+ Kxh8 32. Nxf7+ Kg7 33. Ng5 Nf8 34. Kg2 Kh6 35. Nf7+ Kh5 36. Kg3 g5 37. Nd8 b6 38. Nc6 a6 39. Nb8 a5 40. Nc6 Ng6 41. Nd8 Nf4 42. a3 Ne2+ 43. Kg2 Nxd4 0-1

[Event "Malakhatko Memorial op"]
[Site "Chess.com INT"]
[Date "2023.06.14"]
[Round "11"]
[White "Pyrig, Roman"]
[Black "Kovalyov, Oleksandr"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "2112"]
[BlackElo "1513"]
[PlyCount "19"]
[EventDate "2023.06.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Nf3 Be7 8. Be2 0-0 9. 0-0 dxc4 10. Bd3 1/2-1/2

[Event "Lvov Winter Cup"]
[Site "Lvov"]
[Date "2016.02.07"]
[Round "7"]
[White "Kovalsky, Vadim"]
[Black "Kovalyov, Oleksandr"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1867"]
[PlyCount "111"]
[EventDate "2016.02.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "UKR"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. 0-0 Bc5 7. c3 d5 8. exd5 Nxd5 9. Nxe5 Nxe5 10. d4 Ng6 11. dxc5 Be6 12. Qd4 0-0 13. Na3 Ndf4 14. Bxf4 Qxd4 15. cxd4 Nxf4 16. Bxe6 Nxe6 17. Rfd1 Rfd8 18. Nc2 Rd5 19. a4 Rad8 20. axb5 axb5 21. Kf1 g6 22. Ra5 c6 23. Ra6 Nxd4 24. Nxd4 Rxc5 25. Ke2 Rcd5 26. Rxc6 Rxd4 27. Rxd4 Rxd4 28. Ke3 Rb4 29. Rc2 Kf8 30. Kd3 Ke7 31. Re2+ Kd6 32. Kc3 Rc4+ 33. Kb3 Kc5 34. Re5+ Kb6 35. g3 Rc5 36. Re7 Rc7 37. Re4 Rd7 38. Rf4 Kc5 39. Kc3 f5 40. h3 Re7 41. b4+ Kd5 42. Rd4+ Kc6 43. g4 Re2 44. Rf4 Re5 45. gxf5 gxf5 46. Rh4 Re7 47. Kd4 Kd6 48. Rh6+ Kc7 49. Kd5 Rd7+ 50. Kc5 Rd2 51. Rxh7+ Kc8 52. f4 Rf2 53. Rh4 Kb7 54. Kxb5 Rd2 55. Rh7+ Kc8 56. Rf7 1-0

[Event "Lvov Winter Cup"]
[Site "Lvov"]
[Date "2016.02.06"]
[Round "5"]
[White "Kovalyov, Oleksandr"]
[Black "Bahor, Kateryna"]
[Result "1-0"]
[ECO "D00"]
[PlyCount "127"]
[EventDate "2016.02.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "UKR"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Bf5 3. e3 e6 4. Nd2 Nc6 5. Bb5 Nf6 6. Ngf3 Bb4 7. c3 Be7 8. Ne5 0-0 9. Bxc6 bxc6 10. Nxc6 Qd7 11. Nxe7+ Qxe7 12. f3 Rab8 13. Nb3 h6 14. h3 Rfe8 15. 0-0 Bh7 16. Qd2 Nh5 17. Bh2 Rbc8 18. Nc5 Qg5 19. Rf2 Ng3 20. Re1 e5 21. dxe5 Qxe5 22. Nb3 Qg5 23. Qd4 Nh5 24. Nd2 c5 25. Qa4 Ra8 26. e4 Nf4 27. Bxf4 Qxf4 28. Rfe2 Bg6 29. Qc6 Rac8 30. Qa6 d4 31. cxd4 cxd4 32. Nb3 Ra8 33. Nxd4 Qe5 34. Nb3 Qc7 35. Rc1 Qb6+ 36. Qxb6 axb6 37. a3 f5 38. Nd2 b5 39. Kf2 f4 40. Rc5 Rab8 41. Nb1 b4 42. Rec2 bxa3 43. Nxa3 h5 44. Nb5 h4 45. Nd6 Red8 46. Rc8 Rdxc8 47. Rxc8+ Rxc8 48. Nxc8 Bf7 49. b4 Bc4 50. Nd6 Bd3 51. b5 Bxb5 52. Nxb5 Kf7 53. Ke2 Ke6 54. Kd3 Ke5 55. Nd4 g5 56. Kc4 Kd6 57. Nb5+ Kc6 58. e5 Kd7 59. Kd5 Ke7 60. e6 Ke8 61. Kd6 Kd8 62. e7+ Ke8 63. Ke6 g4 64. Nd6# 1-0

[Event "Lvov Winter Cup"]
[Site "Lvov"]
[Date "2016.02.06"]
[Round "3"]
[White "Kovalyov, Oleksandr"]
[Black "Motyka, Volodymyr"]
[Result "1/2-1/2"]
[ECO "B41"]
[BlackElo "1695"]
[PlyCount "80"]
[EventDate "2016.02.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "UKR"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. Be3 Nf6 7. Nd2 Nc6 8. c3 Be7 9. N4b3 b5 10. Qe2 Ne5 11. Bc2 Bb7 12. h3 0-0 13. 0-0 Rac8 14. f4 Nc4 15. Nxc4 Qxc4 16. Bd3 Qc7 17. Nd2 d6 18. Rac1 d5 19. Bd4 dxe4 20. Nxe4 Bxe4 21. Bxe4 Bc5 22. Qe3 Bxd4 23. Qxd4 Rfd8 24. Qe3 Nd5 25. Qf3 Qc5+ 26. Kh2 Rc7 27. Rf2 Qe3 28. Rd1 Qxf3 29. Bxf3 Rcd7 30. Rfd2 Kf8 31. f5 Ke7 32. fxe6 fxe6 33. Re1 Rd6 34. Kg3 h6 35. Rde2 Nc7 36. Rf2 Rd2 37. Ref1 Rxf2 38. Rxf2 Nd5 39. Re2 g5 40. Rd2 Nf4 1/2-1/2

[Event "Lvov Winter Cup"]
[Site "Lvov"]
[Date "2016.02.06"]
[Round "4"]
[White "Shusta, Irina"]
[Black "Kovalyov, Oleksandr"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "1547"]
[PlyCount "61"]
[EventDate "2016.02.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "UKR"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 c6 4. e3 g6 5. Nf3 Bg7 6. Bd3 Nbd7 7. 0-0 0-0 8. Re1 Re8 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Nb6 12. b3 c5 13. Bb2 Rb8 14. h3 Qc7 15. Qc2 Nd7 16. Rad1 Nf6 17. Bd3 b6 18. Qc1 Bb7 19. d5 Nh5 20. Bxg7 Kxg7 21. Bb1 Rbd8 22. Qc3+ Kg8 23. Ng5 h6 24. Ne4 Ng7 25. d6 Qc6 26. dxe7 Rxd1 27. Rxd1 Rxe7 28. f3 Re6 29. Rd8+ Kh7 30. Rf8 Re8 31. Rxf7 1-0

[Event "Lvov Winter Cup"]
[Site "Lvov"]
[Date "2016.02.05"]
[Round "2"]
[White "Biletskyy, Dmytro"]
[Black "Kovalyov, Oleksandr"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "70"]
[EventDate "2016.02.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "UKR"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bf5 3. Nc3 e6 4. Bf4 Bd6 5. Bxd6 Qxd6 6. e3 a6 7. Be2 Nd7 8. Qd2 c5 9. Rd1 Ngf6 10. 0-0 Rc8 11. dxc5 Nxc5 12. Nd4 Bg6 13. f4 Nce4 14. Qe1 Nxc3 15. bxc3 0-0 16. Nf3 Bxc2 17. Rc1 Be4 18. Ne5 Rc7 19. Qd2 h6 20. Rfd1 Qb6 21. c4 Rfc8 22. cxd5 Nxd5 23. Nc4 Qa7 24. Kf2 Nxf4 25. Nd6 Rxc1 26. Rxc1 Rxc1 27. Qxc1 Bc6 28. Nc8 Nxe2 29. Kxe2 Bb5+ 30. Kf2 Qb8 31. h3 Qe5 32. Kg1 Qg5 33. Nd6 Bc6 34. Qd2 Qd5 35. Qb4 Qxg2# 0-1

[Event "Lvov Winter Cup"]
[Site "Lvov"]
[Date "2016.02.05"]
[Round "1"]
[White "Kovalyov, Oleksandr"]
[Black "Medvedyk, Volodymyr"]
[Result "0-1"]
[ECO "B90"]
[BlackElo "1862"]
[PlyCount "72"]
[EventDate "2016.02.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "UKR"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nb3 Be6 8. Be3 Be7 9. 0-0 Nbd7 10. h3 Qc7 11. f4 exf4 12. Bxf4 Ne5 13. Be2 Rc8 14. Kh2 0-0 15. Nd4 b5 16. a3 Rfd8 17. Nxe6 fxe6 18. Bxe5 dxe5 19. Bd3 Bc5 20. Qf3 Bd4 21. Nd1 Rf8 22. Qg3 Nh5 23. Rxf8+ Rxf8 24. Qe1 Qf7 25. Qd2 Qg6 26. c3 Qg3+ 27. Kh1 Bc5 28. b4 Bb6 29. Ra2 Nf4 30. Bf1 Nxh3 31. Qd3 Qe1 32. Kh2 Rxf1 33. Kxh3 Rh1+ 34. Kg4 Rh4+ 35. Kg5 h6+ 36. Kg6 Rg4+ 0-1

