[Event "RUS-chT Rapid"]
[White "Onischenko, Leonid"]
[Black "Grachev, Alexey1"]
[Site "Sochi"]
[Round "3.24"]
[Result "0-1"]
[Date "2023.10.18"]
[ECO "D00"]
[WhiteElo "1776"]
[BlackElo "2406"]
[PlyCount "71"]
[EventDate "2023.10.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]
[WhiteTeam "Krasnodarsk Region Juniors"]
[BlackTeam "Novosibirsk Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Nc3 Bd6 5. Bg3 0-0 6. Nf3 c5 7. Ne5 a6 8. Be2 Qc7 9. 0-0 Nbd7 10. Nxd7 Bxd7 11. e4 cxd4 12. Qxd4 Bxg3 13. hxg3 e5 14. Nxd5 exd4 15. Nxc7 Rac8 16. Nd5 Nxd5 17. exd5 Rxc2 18. Bd3 Rxb2 19. Rfb1 Rxb1+ 20. Rxb1 b5 21. Rb4 Rc8 22. Rxd4 Rc1+ 23. Kh2 Kf8 24. d6 Ra1 25. Re4 Be6 26. f4 g6 27. g4 Bxg4 28. Kg3 Be6 29. Kh4 Rh1+ 30. Kg3 Ke8 31. a4 Rd1 32. Rd4 Kd8 33. axb5 axb5 34. Kf2 Bf5 35. Ke3 Rxd3+ 36. Rxd3 0-1

[Event "RUS-chT Rapid"]
[White "Onischenko, Leonid"]
[Black "Rychagov, Andrey"]
[Site "Sochi"]
[Round "5.28"]
[Result "1-0"]
[Date "2023.10.18"]
[ECO "A80"]
[WhiteElo "1776"]
[BlackElo "2543"]
[PlyCount "85"]
[EventDate "2023.10.18"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]
[WhiteTeam "Krasnodarsk Region Juniors"]
[BlackTeam "Moscow Botvinnik School"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. d4 f5 2. h3 d6 3. g4 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. gxf5 Bxf5 7. Bg2 c6 8. Nf3 Bd6 9. Ng5 Ke7 10. Ne4 Bxe4 11. Bxe4 Nf6 12. Bg2 Na6 13. Bd2 Nb4 14. Bxb4 Bxb4+ 15. c3 Bc5 16. Nd2 Rad8 17. e3 Ke6 18. Ke2 Bb6 19. a4 a5 20. Ra3 Bc5 21. Raa1 Bb6 22. h4 Ke7 23. h5 Rhf8 24. Rh4 Bc7 25. Rg1 Rf7 26. Ne4 Nxe4 27. Bxe4 h6 28. Rhg4 Kf8 29. b4 Bd6 30. b5 cxb5 31. axb5 Rc8 32. Bd5 Re7 33. c4 a4 34. Rg6 Bc5 35. Rxh6 Ke8 36. Rhg6 a3 37. h6 gxh6 38. Be6 Rxe6 39. Rxe6+ Kf7 40. Rxh6 b6 41. Rh7+ Kf6 42. Rhg7 Bf8 43. R7g6+ 1-0

[Event "Anapa Blitz op"]
[White "Asadov, Adrian Arsenevich"]
[Black "Onischenko, Leonid"]
[Site "Anapa"]
[Round "4"]
[Result "0-1"]
[Date "2023.10.06"]
[ECO "B01"]
[BlackElo "1776"]
[PlyCount "58"]
[EventDate "2023.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 c6 5. Bc4 Bf5 6. 0-0 e6 7. d3 Nd7 8. Bd2 Qc7 9. a3 Ngf6 10. Re1 Bd6 11. Ne4 Bf4 12. Bxf4 Qxf4 13. Qd2 Qxd2 14. Nfxd2 Bxe4 15. Nxe4 Nxe4 16. Rxe4 Nf6 17. Re3 Nd5 18. Rg3 g6 19. Re1 b5 20. Bb3 a5 21. Rg5 0-0 22. c4 Nf4 23. Rd1 Rfd8 24. Rg3 Ne2+ 25. Kf1 Nxg3+ 26. hxg3 Rd4 27. Ke2 Rad8 28. Ke3 bxc4 29. Bxc4 Rxc4 0-1

[Event "Anapa Blitz op"]
[White "Khripachenko, Alexander"]
[Black "Onischenko, Leonid"]
[Site "Anapa"]
[Round "2"]
[Result "1-0"]
[Date "2023.10.06"]
[ECO "B06"]
[WhiteElo "2259"]
[BlackElo "1776"]
[PlyCount "78"]
[EventDate "2023.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 d5 4. exd5 Qxd5 5. d4 Bg7 6. Na3 cxd4 7. Nb5 Qd8 8. Bf4 Na6 9. Nbxd4 Nf6 10. Be2 0-0 11. 0-0 Nc7 12. Qb3 Ncd5 13. Be5 Qb6 14. Rfd1 Bg4 15. h3 Bxf3 16. Bxf3 e6 17. Qxb6 axb6 18. c4 Nb4 19. Bd6 Nxa2 20. Bxf8 Bxf8 21. Bxb7 Ra5 22. Nc6 Ra4 23. b3 Ra3 24. Rd2 Nc3 25. Rxa3 Bxa3 26. Ne5 Bc5 27. Nd7 Nfe4 28. Bxe4 Nxe4 29. Re2 Ng3 30. Rc2 Nf5 31. Rd2 h5 32. Kf1 h4 33. Rd3 Bd4 34. b4 e5 35. Rd1 Nd6 36. c5 bxc5 37. bxc5 Nb5 38. c6 Nc7 39. Rb1 Ne6 1-0

[Event "Anapa Blitz op"]
[White "Onischenko, Leonid"]
[Black "Afanasieva, Maria"]
[Site "Anapa"]
[Round "9"]
[Result "1/2-1/2"]
[Date "2023.10.06"]
[ECO "D02"]
[WhiteElo "1776"]
[BlackElo "1678"]
[PlyCount "107"]
[EventDate "2023.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 c5 4. e3 Nc6 5. Nc3 a6 6. dxc5 e6 7. Na4 Nh5 8. Bg3 Nxg3 9. hxg3 Bxc5 10. Nxc5 Qa5+ 11. c3 Qxc5 12. Nd4 e5 13. Nxc6 bxc6 14. Be2 Rb8 15. Qc2 g6 16. 0-0 Bf5 17. Qd2 0-0 18. Bxa6 Qb6 19. Bd3 Bxd3 20. Qxd3 Qxb2 21. c4 e4 22. Qb1 Qe5 23. Qc1 Rb2 24. cxd5 cxd5 25. a4 Rfb8 26. a5 R8b7 27. a6 Ra7 28. Qc5 Rc7 29. Qxc7 Qxc7 30. a7 Rb8 31. a8Q Rxa8 32. Rxa8+ Kg7 33. Ra4 Qc6 34. Rd4 Kf6 35. Rb1 Ke5 36. Rbd1 f5 37. Rb4 g5 38. Rdb1 h5 39. Rb7 f4 40. gxf4+ gxf4 41. Re7+ Kf6 42. Reb7 Kg5 43. R7b6 Qc2 44. Re1 f3 45. g3 h4 46. gxh4+ Kxh4 47. Rg6 d4 48. exd4 e3 49. Rh6+ Kg5 50. Rxe3 Kxh6 51. Rxf3 Qd1+ 52. Kg2 Qxd4 53. Rg3 Qe4+ 54. Kg1 1/2-1/2

[Event "Anapa Blitz op"]
[White "Onischenko, Leonid"]
[Black "Akentjev, Kirill"]
[Site "Anapa"]
[Round "5"]
[Result "1-0"]
[Date "2023.10.06"]
[ECO "B07"]
[WhiteElo "1776"]
[BlackElo "1411"]
[PlyCount "45"]
[EventDate "2023.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 g6 3. Bf4 Bg7 4. e4 d6 5. Qd2 0-0 6. Bh6 e5 7. Nf3 Nbd7 8. 0-0-0 a6 9. dxe5 Ng4 10. Bxg7 Kxg7 11. exd6 c5 12. h3 Nge5 13. Nxe5 Nxe5 14. f4 Nc6 15. e5 b5 16. g4 b4 17. Ne4 Qa5 18. Kb1 Be6 19. b3 Qa3 20. f5 Bd7 21. f6+ Kh8 22. Qh6 Rg8 23. Ng5 1-0

[Event "Anapa Blitz op"]
[White "Onischenko, Leonid"]
[Black "Kondratev, Dmitryi"]
[Site "Anapa"]
[Round "1"]
[Result "0-1"]
[Date "2023.10.06"]
[ECO "A43"]
[WhiteElo "1776"]
[PlyCount "47"]
[EventDate "2023.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 c5 2. d5 d6 3. Nf3 e5 4. dxe6 fxe6 5. e4 Nf6 6. e5 Nd5 7. exd6 Bxd6 8. Bb5+ Bd7 9. Bxd7+ Qxd7 10. 0-0 0-0 11. Re1 Nc6 12. Bd2 Rad8 13. Nc3 Rfe8 14. Qe2 Nf6 15. Rad1 Nd4 16. Nxd4 cxd4 17. Ne4 Nxe4 18. Qxe4 e5 19. c3 Bc5 20. cxd4 exd4 21. Qd3 Bb6 22. g3 h6 23. Bb4 Rc8 24. Rc1 0-1

[Event "Anapa Blitz op"]
[White "Onischenko, Leonid"]
[Black "Krepkiy, Igor"]
[Site "Anapa"]
[Round "3"]
[Result "0-1"]
[Date "2023.10.06"]
[ECO "D00"]
[WhiteElo "1776"]
[BlackElo "1582"]
[PlyCount "98"]
[EventDate "2023.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 c5 4. e3 e6 5. Nb5 Na6 6. Nf3 Ne4 7. c3 Bd7 8. a4 Be7 9. Nd2 Nxd2 10. Qxd2 0-0 11. Bd3 Bxb5 12. axb5 Nc7 13. 0-0 c4 14. Be2 Nxb5 15. b3 Rc8 16. bxc4 dxc4 17. Rfb1 a6 18. Bf3 Qd7 19. e4 f6 20. e5 fxe5 21. Bxe5 Bf6 22. Re1 Rce8 23. Bxf6 Rxf6 24. Re5 Ref8 25. Rae1 Nc7 26. Bxb7 Rxf2 27. Qg5 R2f5 28. Rxf5 Rxf5 29. Qg3 a5 30. Be4 Rf6 31. Rb1 Nd5 32. Qh3 Rh6 33. Rb8+ Kf7 34. Qf3+ Rf6 35. Qh5+ Ke7 36. Qxh7 Rf7 37. h3 Qc7 38. Qg8 Nf6 39. Qh8 Nxe4 40. Re8+ Kd6 41. Qh4 Nf6 42. Qf4+ Kc6 43. Rxe6+ Kb7 44. Qc1 Nd5 45. Qb2+ Kc8 46. Qb5 Ne7 47. Qa6+ Kd7 48. d5 Nxd5 49. Re4 Qb6+ 0-1

[Event "Anapa Blitz op"]
[White "Onischenko, Leonid"]
[Black "Potapova, Margarita"]
[Site "Anapa"]
[Round "13"]
[Result "0-1"]
[Date "2023.10.06"]
[ECO "A45"]
[WhiteElo "1776"]
[BlackElo "2155"]
[PlyCount "77"]
[EventDate "2023.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d5 5. e5 Ne4 6. Nxe4 dxe4 7. Ne2 c5 8. dxc5 Qa5+ 9. c3 Qxc5 10. Qa4+ Nc6 11. Nd4 Bd7 12. Bb5 0-0 13. Bxc6 bxc6 14. Nb3 Qb6 15. Qxe4 c5 16. Be3 Rac8 17. 0-0 Bf5 18. Qc4 Be6 19. Qe4 Bf5 20. Qf4 a5 21. Rfd1 Be6 22. Qa4 Bxb3 23. Qxb3 Qc6 24. Qd5 Qc7 25. f4 c4 26. Qd7 Qb8 27. Rab1 Rc7 28. Qd5 a4 29. Qa5 Qb7 30. Qxa4 Qe4 31. Re1 Qf5 32. Rbd1 h5 33. Rd2 h4 34. Red1 h3 35. Rd8 Qe4 36. Kf2 Qxg2+ 37. Ke1 Qh1+ 38. Ke2 Qxh2+ 39. Kf3 0-1

[Event "Anapa Blitz op"]
[White "Onischenko, Leonid"]
[Black "Vastrukhin, Oleg"]
[Site "Anapa"]
[Round "11"]
[Result "1-0"]
[Date "2023.10.06"]
[ECO "A41"]
[WhiteElo "1776"]
[BlackElo "2343"]
[PlyCount "88"]
[EventDate "2023.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 g6 2. Bf4 Bg7 3. Nc3 d6 4. Nf3 Nc6 5. e4 e5 6. dxe5 Nxe5 7. Nxe5 Bxe5 8. Bxe5 dxe5 9. Qxd8+ Kxd8 10. 0-0-0+ Bd7 11. Bc4 Nh6 12. Nd5 Kc8 13. Nf6 Bc6 14. Rd2 b5 15. Bd5 Kb7 16. Rhd1 Ng8 17. Nd7 f6 18. Bxg8 Rhxg8 19. Nxf6 Rg7 20. f3 Rf8 21. Nd7 Re8 22. Nc5+ Kb6 23. b4 a5 24. a3 axb4 25. axb4 h5 26. c3 Rgg8 27. Ra2 Ra8 28. Kb2 Rxa2+ 29. Kxa2 g5 30. h3 g4 31. Kb3 gxh3 32. gxh3 Rg3 33. Ra1 Bb7 34. Nd7+ Kc6 35. Nxe5+ Kd6 36. Ra7 Kxe5 37. Rxb7 Rxf3 38. Rxc7 Kxe4 39. Rc5 Rf5 40. Rxf5 Kxf5 41. c4 bxc4+ 42. Kxc4 Ke6 43. Kc5 Kd7 44. b5 Kc7 1-0

[Event "Anapa Blitz op"]
[White "Onischenko, Leonid"]
[Black "Zakaryan, David"]
[Site "Anapa"]
[Round "7"]
[Result "0-1"]
[Date "2023.10.06"]
[ECO "A67"]
[WhiteElo "1776"]
[BlackElo "2307"]
[PlyCount "80"]
[EventDate "2023.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+ Nfd7 9. a4 0-0 10. Nf3 Na6 11. 0-0 Nb4 12. Re1 a6 13. Bd3 Re8 14. f5 gxf5 15. Bg5 Bf6 16. Bxf6 Qxf6 17. Rc1 Ne5 18. Nxe5 Qxe5 19. Kh1 Qd4 20. Bb1 Qxd1 21. Rcxd1 f4 22. Rf1 Re5 23. Rxf4 Bd7 24. Rdf1 Be8 25. Nd1 b5 26. Ne3 bxa4 27. Ng4 Re7 28. Nf6+ Kf8 29. Rg4 Re5 30. Rg8+ Ke7 31. Ng4 Rh5 32. e5 dxe5 33. d6+ Kxd6 34. Rxe8 Rxe8 35. Nf6 Rb8 36. Nxh5 Nd5 37. Rf2 a3 38. Bxh7 axb2 39. Bb1 Nc3 40. Rd2+ Kc6 0-1

[Event "Anapa Blitz op"]
[White "Panakhova, Elena"]
[Black "Onischenko, Leonid"]
[Site "Anapa"]
[Round "10"]
[Result "0-1"]
[Date "2023.10.06"]
[ECO "B01"]
[WhiteElo "1837"]
[BlackElo "1776"]
[PlyCount "29"]
[EventDate "2023.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bd3 Bf5 6. Nge2 Bxd3 7. Qxd3 Qa6 8. Qxa6 Nxa6 9. a3 Nc7 10. Bd2 Nf6 11. 0-0-0 Ncd5 12. Nxd5 cxd5 13. f3 e6 14. Rhe1 Bd6 15. Bf4 0-1

[Event "Anapa Blitz op"]
[White "Smirnov, Pavel"]
[Black "Onischenko, Leonid"]
[Site "Anapa"]
[Round "8"]
[Result "1-0"]
[Date "2023.10.06"]
[ECO "E05"]
[WhiteElo "2538"]
[BlackElo "1776"]
[PlyCount "103"]
[EventDate "2023.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qa4 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Nbd7 11. Ba5 Nb6 12. Nbd2 Rc8 13. Rfd1 c5 14. Nb3 Be4 15. Qd2 cxd4 16. Nbxd4 Bc5 17. Qf4 Qe7 18. Ne5 Bxg2 19. Kxg2 Qb7+ 20. Qf3 Qxf3+ 21. Ndxf3 Nbd5 22. Rac1 h6 23. a3 Bb6 24. Bxb6 Nxb6 25. Rxc8 Rxc8 26. Rd6 Rb8 27. Nc6 Rb7 28. Nfe5 Nc4 29. Nxc4 bxc4 30. Na5 Rxb2 31. Nxc4 Rxe2 32. Rxa6 Rc2 33. Ne3 Ra2 34. Kf3 g5 35. g4 h5 36. Ra5 Kg7 37. Nc4 Kg6 38. h3 hxg4+ 39. hxg4 Nd5 40. Ra7 f6 41. Nd6 Rb2 42. a4 Nf4 43. a5 Nd3 44. a6 Ne5+ 45. Kg3 f5 46. gxf5+ exf5 47. Ra8 f4+ 48. Kg2 Ra2 49. a7 Kh7 50. Re8 Rxa7 51. Rxe5 Kg6 52. Ne4 1-0

[Event "Anapa Blitz op"]
[White "Yatchenko, Leonid"]
[Black "Onischenko, Leonid"]
[Site "Anapa"]
[Round "6"]
[Result "0-1"]
[Date "2023.10.06"]
[ECO "B10"]
[WhiteElo "2042"]
[BlackElo "1776"]
[PlyCount "96"]
[EventDate "2023.10.06"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. d3 g6 4. Nbd2 Bg7 5. g3 Bg4 6. Bg2 Nd7 7. h3 Bxf3 8. Qxf3 e6 9. 0-0 Ne7 10. Qe2 0-0 11. c3 Qb6 12. Rd1 a5 13. a3 a4 14. Nf1 Nc5 15. Be3 Qa5 16. Bxc5 Qxc5 17. d4 Qb6 18. e5 c5 19. c4 cxd4 20. cxd5 Nxd5 21. Bxd5 exd5 22. f4 f6 23. exf6 Bxf6 24. Rd3 Rae8 25. Qf2 Re4 26. Rad1 Rfe8 27. R1d2 g5 28. f5 h5 29. Nh2 Re3 30. Nf3 Qa6 31. Qf1 g4 32. hxg4 hxg4 33. Nxd4 Re1 34. Ne6 Rxf1+ 35. Kxf1 Bxb2 36. Kg2 Bf6 37. Rxd5 Rxe6 38. fxe6 Qxe6 39. R5d3 b5 40. Kf2 Qf5+ 41. Ke2 Qe4+ 42. Kd1 b4 43. axb4 Qxb4 44. Ke2 a3 45. Rd7 a2 46. Rxa2 Qb5+ 47. Ke3 Qxd7 48. Rd2 Bg5+ 0-1

[Event "Dzhubga Blitz op"]
[White "Chudinov, Rodion"]
[Black "Onischenko, Leonid"]
[Site "Dzhubga"]
[Round "13"]
[Result "1-0"]
[Date "2023.08.13"]
[ECO "B01"]
[WhiteElo "1691"]
[BlackElo "1776"]
[PlyCount "94"]
[EventDate "2023.08.13"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Bf5 6. Bc4 e6 7. Bd2 Nd7 8. 0-0 Qc7 9. Re1 Be7 10. h3 Ngf6 11. Bg5 0-0 12. Bd3 Bg6 13. Bh4 b5 14. a3 a5 15. Ne5 Rfe8 16. Nxg6 hxg6 17. Bg3 Bd6 18. Bxd6 Qxd6 19. Bf1 Rab8 20. Ne4 Nxe4 21. Rxe4 Nf6 22. Re3 Red8 23. Rd3 Rb7 24. c3 b4 25. axb4 axb4 26. Qf3 bxc3 27. bxc3 Rc7 28. c4 Qb4 29. Rdd1 Rcd7 30. Qxc6 Rxd4 31. Rdb1 Qe7 32. Rb7 R4d7 33. Raa7 Rxb7 34. Rxb7 Qa3 35. Qc7 Rf8 36. Be2 Ne4 37. Qf4 Nf6 38. Bf3 Rd8 39. Qc7 Rf8 40. c5 Qc1+ 41. Kh2 Nd5 42. Bxd5 exd5 43. Rb8 Rxb8 44. Qxb8+ Kh7 45. Qd6 Qc4 46. c6 d4 47. c7 d3 1-0

[Event "Dzhubga Blitz op"]
[White "Demidov, Mikhail"]
[Black "Onischenko, Leonid"]
[Site "Dzhubga"]
[Round "8"]
[Result "1-0"]
[Date "2023.08.13"]
[ECO "A48"]
[WhiteElo "2566"]
[BlackElo "1776"]
[PlyCount "73"]
[EventDate "2023.08.13"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 c5 2. e3 g6 3. d4 cxd4 4. exd4 Bg7 5. Be2 d5 6. 0-0 Nf6 7. c3 0-0 8. Bf4 Bg4 9. Ne5 Bxe2 10. Qxe2 Nc6 11. Nd3 e6 12. Nd2 Rc8 13. h3 Na5 14. Rfe1 Nc4 15. Nxc4 Rxc4 16. Be5 Nd7 17. Bxg7 Kxg7 18. Qf3 Qf6 19. Qg3 Rc6 20. Re3 b5 21. Rae1 a5 22. a3 Qd8 23. R1e2 Qc7 24. Qg5 h6 25. Qh4 g5 26. Qh5 Nf6 27. Qf3 Ne4 28. Re1 Ra6 29. Qe2 Qc4 30. h4 Raa8 31. Rh3 Rh8 32. f3 Nf6 33. Qd2 g4 34. fxg4 Nxg4 35. Rg3 h5 36. Ne5 Rag8 37. Nxc4 1-0

[Event "Dzhubga Blitz op"]
[White "Ivlev, Aleksey"]
[Black "Onischenko, Leonid"]
[Site "Dzhubga"]
[Round "11"]
[Result "0-1"]
[Date "2023.08.13"]
[ECO "E06"]
[WhiteElo "2315"]
[BlackElo "1776"]
[PlyCount "80"]
[EventDate "2023.08.13"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 0-0 6. Nbd2 dxc4 7. Nxc4 b5 8. Nce5 Bb7 9. 0-0 Nbd7 10. Qb3 a6 11. a4 Bd5 12. Qc2 Be4 13. Qb3 Bd5 14. Qe3 c5 15. Nxd7 Nxd7 16. Bd2 c4 17. Qf4 Nf6 18. g4 Bd6 19. Qg5 h6 20. Qh4 Ne4 21. Qh5 Nxd2 22. Nxd2 Bxg2 23. Kxg2 Be7 24. Nf3 Qd5 25. Qe5 Bf6 26. Qe3 Rfe8 27. Rfd1 b4 28. Kg1 a5 29. h4 g5 30. hxg5 hxg5 31. Kg2 Kg7 32. Rh1 Rh8 33. Rad1 Rad8 34. Rxh8 Rxh8 35. Rh1 Rxh1 36. Kxh1 Qc6 37. Kg1 Qxa4 38. Nxg5 Qd1+ 39. Kg2 Qxd4 40. Qc1 Qxg4+ 0-1

[Event "Dzhubga Blitz op"]
[White "Onischenko, Leonid"]
[Black "Bespalov, Elisei"]
[Site "Dzhubga"]
[Round "5"]
[Result "1/2-1/2"]
[Date "2023.08.13"]
[ECO "D00"]
[WhiteElo "1776"]
[BlackElo "1891"]
[PlyCount "69"]
[EventDate "2023.08.13"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 Bf5 4. Nf3 c6 5. e3 h6 6. Be2 e6 7. a3 Bd6 8. Ne5 0-0 9. g4 Bh7 10. h4 Ne4 11. Nxe4 Bxe4 12. f3 Bxe5 13. Bxe5 Bh7 14. g5 h5 15. f4 Be4 16. Bf3 Bxf3 17. Qxf3 g6 18. 0-0-0 Nd7 19. Bd6 Re8 20. e4 dxe4 21. Qxe4 Nb6 22. Be5 Nd7 23. Rd3 Qb6 24. Rb3 Qa6 25. Rd1 Rad8 26. Qd3 Qxd3 27. Rdxd3 Nxe5 28. dxe5 b6 29. Rbc3 c5 30. Kd2 Kf8 31. Rxd8 Rxd8+ 32. Rd3 Ke7 33. Rxd8 Kxd8 34. Kd3 Kc7 35. Ke4 1/2-1/2

[Event "Dzhubga Blitz op"]
[White "Onischenko, Leonid"]
[Black "Indzhiev, Aldar"]
[Site "Dzhubga"]
[Round "7"]
[Result "1-0"]
[Date "2023.08.13"]
[ECO "D02"]
[WhiteElo "1776"]
[BlackElo "2104"]
[PlyCount "77"]
[EventDate "2023.08.13"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. Nc3 a6 6. dxc5 e6 7. Na4 Bxc5 8. Nxc5 Qa5+ 9. c3 Qxc5 10. Bd3 0-0 11. Ne5 h6 12. g4 Nxe5 13. Bxe5 Nd7 14. Bg3 e5 15. h4 Qe7 16. g5 Nc5 17. gxh6 g6 18. h5 Kh7 19. hxg6+ fxg6 20. Qc2 Nxd3+ 21. Qxd3 Rd8 22. Bh4 Bf5 23. Qxf5 gxf5 24. Bxe7 Rd7 25. Bf6 Re8 26. 0-0-0 Re6 27. Bg5 b5 28. f4 b4 29. cxb4 exf4 30. Bxf4 Re4 31. Rd4 Rde7 32. Rhd1 Rb7 33. Rxd5 Rexb4 34. Rd7+ Kg6 35. R1d6+ Kh5 36. h7 Rb8 37. Rg7 Rc8+ 38. Kd1 Rxb2 39. Rh6# 1-0

[Event "Dzhubga Blitz op"]
[White "Onischenko, Leonid"]
[Black "Khripachenko, Alexander"]
[Site "Dzhubga"]
[Round "3"]
[Result "1-0"]
[Date "2023.08.13"]
[ECO "D35"]
[WhiteElo "1776"]
[BlackElo "2158"]
[PlyCount "101"]
[EventDate "2023.08.13"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. cxd5 exd5 6. Bg5 c6 7. e3 Bf5 8. Ne5 Nbd7 9. Nxd7 Qxd7 10. Bd3 0-0 11. 0-0 Rfe8 12. Rb1 a5 13. Ne2 Bxd3 14. Qxd3 Ne4 15. Bxe7 Qxe7 16. Ng3 Nf6 17. a3 Nd7 18. b4 axb4 19. axb4 b5 20. Rfc1 Rec8 21. Qf5 Nb6 22. Rc5 Nc4 23. Re1 g6 24. Qg4 Qf6 25. h4 Re8 26. h5 Ra2 27. Rf1 Nd2 28. Qd7 Re6 29. h6 Qe7 30. Qxe7 Rxe7 31. Rxc6 f5 32. Rfc1 Nc4 33. Rc5 Rb2 34. Rxb5 Rd7 35. Ra1 Kf7 36. Ra8 Rc2 37. Rh8 Kf6 38. Rc5 Kg5 39. Nf1 Ra7 40. g4 Raa2 41. gxf5 Rxf2 42. fxg6 Kxg6 43. Rc6+ Kg5 44. Rg8+ Kh4 45. Re6 Rfe2 46. Re5 Nxe5 47. dxe5 Rab2 48. e6 d4 49. e7 Kh3 50. e8Q Rg2+ 51. Kh1 1-0

[Event "Dzhubga Blitz op"]
[White "Onischenko, Leonid"]
[Black "Ustinov, Alexey"]
[Site "Dzhubga"]
[Round "10"]
[Result "1-0"]
[Date "2023.08.13"]
[ECO "B01"]
[WhiteElo "1776"]
[BlackElo "2277"]
[PlyCount "55"]
[EventDate "2023.08.13"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. Nf3 Bg4 6. h3 Bh5 7. d4 Nc6 8. Bd2 0-0-0 9. Nd5 Qa4 10. Bb3 Qa6 11. Nxf6 gxf6 12. c3 e5 13. d5 e4 14. g4 exf3 15. gxh5 Ne5 16. Be3 Nd3+ 17. Kd2 Nxb2 18. Qf1 Qa5 19. Kc2 Na4 20. Qc4 Nb6 21. Qg4+ Kb8 22. Qxf3 Nxd5 23. Rad1 Nxe3+ 24. Qxe3 Bc5 25. Qe2 Qb6 26. Rxd8+ Rxd8 27. Rd1 Rxd1 28. Qe8+ 1-0

[Event "Dzhubga Blitz op"]
[White "Onischenko, Leonid"]
[Black "Zakhartsov, Vladimir"]
[Site "Dzhubga"]
[Round "12"]
[Result "0-1"]
[Date "2023.08.13"]
[ECO "D00"]
[WhiteElo "1776"]
[BlackElo "2525"]
[PlyCount "56"]
[EventDate "2023.08.13"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 a6 4. Nf3 b5 5. e3 e6 6. Be2 Bb7 7. 0-0 c5 8. Ne5 Nc6 9. Bf3 Be7 10. Nxc6 Bxc6 11. Ne2 0-0 12. c3 a5 13. a3 Qb6 14. dxc5 Bxc5 15. b4 Be7 16. Nd4 Bd7 17. Qd3 Rac8 18. Rfb1 Rc4 19. Be2 Ne4 20. bxa5 Qxa5 21. Rc1 Rfc8 22. Bf3 Nxc3 23. h3 Bf6 24. Bd6 Bxd4 25. exd4 Ne2+ 26. Qxe2 Rxc1+ 27. Rxc1 Rxc1+ 28. Kh2 Qe1 0-1

[Event "Dzhubga Blitz op"]
[White "Safin, Robert"]
[Black "Onischenko, Leonid"]
[Site "Dzhubga"]
[Round "9"]
[Result "1-0"]
[Date "2023.08.13"]
[ECO "A46"]
[WhiteElo "2207"]
[BlackElo "1776"]
[PlyCount "99"]
[EventDate "2023.08.13"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 b5 6. a4 b4 7. Bg5 a5 8. c4 dxc4 9. Ne5 Nd5 10. Bxe7 Qxe7 11. Nxc4 Bb7 12. e4 Nb6 13. Nbd2 N8d7 14. Qc2 0-0 15. Rfd1 Rfd8 16. Rac1 Nxc4 17. Nxc4 Nb6 18. Ne5 Rac8 19. Nc6 Bxc6 20. Qxc6 Qd7 21. Qxd7 Rxd7 22. b3 Rcd8 23. d5 exd5 24. Bh3 Re7 25. exd5 Rxd5 26. Rxd5 Nxd5 27. Rc5 Nf6 28. Rxa5 g6 29. Rb5 c5 30. Rxc5 Re1+ 31. Bf1 Rb1 32. a5 Ne4 33. Rc8+ Kg7 34. a6 Nd2 35. a7 Nxf1 36. f3 Nd2+ 37. Kf2 Ra1 38. a8Q Rxa8 39. Rxa8 Nxb3 40. Rb8 Nc1 41. Ke3 b3 42. Kd2 Na2 43. Rxb3 h5 44. Kc2 Kf6 45. Kb2 Kf5 46. Kxa2 g5 47. Rb5+ Kg6 48. Kb3 f5 49. Rb6+ Kf7 50. Kc4 1-0

[Event "Dzhubga Blitz op"]
[White "Triapishko, Alexandr"]
[Black "Onischenko, Leonid"]
[Site "Dzhubga"]
[Round "4"]
[Result "1-0"]
[Date "2023.08.13"]
[ECO "A35"]
[WhiteElo "2506"]
[BlackElo "1776"]
[PlyCount "47"]
[EventDate "2023.08.13"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 g6 3. Nc3 Bg7 4. e3 Nf6 5. Be2 0-0 6. d4 cxd4 7. Nxd4 d5 8. 0-0 Nc6 9. cxd5 Nxd5 10. Nxc6 bxc6 11. Bd2 Rb8 12. Na4 Nb6 13. Nc3 Nd5 14. Qc1 Be6 15. Na4 Nb6 16. Nc5 Bc8 17. Bc3 Nd7 18. Bxg7 Kxg7 19. Rd1 Qc7 20. b3 Nxc5 21. Qxc5 Be6 22. Rac1 Rfd8 23. Qxc6 Qa5 24. Qc3+ 1-0

[Event "Dzhubga Blitz op"]
[White "Zakaryan, David"]
[Black "Onischenko, Leonid"]
[Site "Dzhubga"]
[Round "6"]
[Result "0-1"]
[Date "2023.08.13"]
[ECO "E06"]
[WhiteElo "2296"]
[BlackElo "1776"]
[PlyCount "103"]
[EventDate "2023.08.13"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 0-0 6. Qc2 a6 7. Bf4 dxc4 8. Qxc4 Bd6 9. Ne5 Nc6 10. Nxc6 bxc6 11. Bg5 Rb8 12. b3 Rb4 13. Qd3 c5 14. dxc5 Be5 15. Qxd8 Rxd8 16. Bd2 Rbd4 17. f4 Rxd2 18. fxe5 Rd1+ 19. Kf2 Ng4+ 20. Kf3 Bb7+ 21. Kxg4 Bxg2 22. Rxd1 Rxd1 23. Kf4 g5+ 24. Ke3 Bh3 25. a4 Bf5 26. b4 Rxb1 27. Rxb1 Bxb1 28. Kd4 Bc2 29. b5 Bxa4 30. b6 cxb6 31. cxb6 Bc6 32. Kc5 Bb7 33. Kd6 a5 34. Kc5 a4 35. Kb4 Bc6 36. Kc5 Bb7 37. Kb4 Kf8 38. Kxa4 Ke8 39. Kb4 Kd7 40. Kc5 Ba6 41. e3 Bb7 42. h4 gxh4 43. gxh4 h5 44. Kd4 Kc6 45. Ke4 Kxb6+ 46. Kf4 Kc5 47. Kg5 Bf3 48. Kf6 Kd5 49. Kxf7 Kxe5 50. Kg6 Ke4 51. Kf6 Kxe3 52. Kxe6 0-1

[Event "Dzhubga Rapid op"]
[White "Onischenko, Leonid"]
[Black "Safin, Robert"]
[Site "Dzhubga"]
[Round "5"]
[Result "0-1"]
[Date "2023.08.11"]
[ECO "D00"]
[WhiteElo "1776"]
[BlackElo "2207"]
[PlyCount "60"]
[EventDate "2023.08.10"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 e6 4. Nb5 Na6 5. e3 c6 6. Nc3 c5 7. Nb5 Be7 8. c3 0-0 9. Bd3 Bd7 10. a4 c4 11. Bc2 Bxb5 12. axb5 Nc7 13. Bxc7 Qxc7 14. Nf3 Bd6 15. g4 g6 16. g5 Nh5 17. Qe2 f5 18. gxf6 Rxf6 19. Ng5 Raf8 20. f4 Bxf4 21. exf4 Qxf4 22. Rg1 Qh4+ 23. Kd1 Nf4 24. Qg4 Qxh2 25. Rxa7 Nh3 26. Qg2 Qxg1+ 27. Qxg1 Nxg1 28. Kc1 h6 29. Rxb7 hxg5 30. b6 R6f7 0-1

[Event "Dzhubga Rapid op"]
[White "Triapishko, Alexandr"]
[Black "Onischenko, Leonid"]
[Site "Dzhubga"]
[Round "4"]
[Result "1-0"]
[Date "2023.08.11"]
[ECO "A06"]
[WhiteElo "2506"]
[BlackElo "1776"]
[PlyCount "57"]
[EventDate "2023.08.10"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Nf6 3. Nf3 c5 4. e3 Nc6 5. Bb5 Bg4 6. h3 Bxf3 7. Bxc6+ bxc6 8. Qxf3 e6 9. 0-0 Be7 10. c4 0-0 11. d3 Nd7 12. Nc3 f5 13. Rac1 Bd6 14. cxd5 cxd5 15. Nxd5 Ne5 16. Bxe5 Bxe5 17. Nf4 Qd6 18. h4 a5 19. Rc4 Rab8 20. Rfc1 Rb4 21. g3 Bxf4 22. exf4 Rxc4 23. Rxc4 Rd8 24. Qe3 Qxd3 25. Qxe6+ Kh8 26. Rxc5 Qb1+ 27. Kg2 Qxa2 28. Rc8 Qd2 29. Qe8+ 1-0

[Event "Dzhubga Rapid op"]
[White "Onischenko, Leonid"]
[Black "Zakaryan, David"]
[Site "Dzhubga"]
[Round "3"]
[Result "1-0"]
[Date "2023.08.10"]
[ECO "E21"]
[WhiteElo "1776"]
[BlackElo "2296"]
[PlyCount "140"]
[EventDate "2023.08.10"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 0-0 5. e3 c5 6. Nf3 Bxc3+ 7. bxc3 Qa5 8. Rc1 Ne4 9. Bf4 cxd4 10. exd4 Nc6 11. Qc2 d5 12. Bd3 Nf6 13. 0-0 dxc4 14. Bxc4 Bd7 15. Bd3 Rac8 16. Qb1 b6 17. Be5 h6 18. Bxf6 gxf6 19. Rfe1 Ne7 20. c4 Rfe8 21. Re4 Bc6 22. Rg4+ Kf8 23. d5 Nxd5 24. cxd5 Bxd5 25. a4 Bxf3 26. gxf3 h5 27. Rxc8 Rxc8 28. Qb4+ Qxb4 29. Rxb4 Rc5 30. Rb5 Rc3 31. Be2 Ra3 32. Rb4 f5 33. Kg2 Ke7 34. Bb5 Kf6 35. Rc4 h4 36. Rxh4 Ke7 37. Rd4 Kf8 38. Kg3 Kg7 39. Rd7 a6 40. Bc6 Rc3 41. Rd6 Rc4 42. Bd7 Rb4 43. Bc6 Kf6 44. f4 Rc4 45. Bb7 Rxa4 46. Rxb6 a5 47. Ra6 Rb4 48. Bc6 Rc4 49. Bb5 Rc5 50. Rxa5 Kg7 51. Kf3 Kf6 52. Ke3 Kg7 53. Kd4 Rd5+ 54. Kc4 Rd2 55. f3 Rxh2 56. Kd4 Kf6 57. Ra7 Rh8 58. Rb7 Ra8 59. Rc7 Rh8 60. Bc6 Rb8 61. Kc5 Rh8 62. Bb7 Rh4 63. Kb5 Rxf4 64. Rc4 Kg5 65. Rxf4 Kxf4 66. Kc4 Ke3 67. Bc6 f4 68. Kc5 Kd3 69. Kd6 Kd4 70. Ke7 Kc5 1-0

[Event "Novorossiysk Small Land Blitz op"]
[White "Avanesian, Artem"]
[Black "Onischenko, Leonid"]
[Site "Novorossiysk"]
[Round "10"]
[Result "1-0"]
[Date "2023.07.29"]
[ECO "B20"]
[WhiteElo "1600"]
[BlackElo "1847"]
[PlyCount "89"]
[EventDate "2023.07.29"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. g3 Nc6 3. Bg2 g6 4. Ne2 Bg7 5. 0-0 d6 6. c3 e5 7. d3 Be6 8. Be3 Qd7 9. f4 Bh3 10. d4 cxd4 11. cxd4 exd4 12. Nxd4 Bxg2 13. Kxg2 Nf6 14. Nc3 0-0 15. h3 Rfe8 16. Qf3 Nxe4 17. Nxe4 Nxd4 18. Bxd4 Bxd4 19. Rad1 Bxb2 20. Nxd6 Rf8 21. Nxb7 Qa4 22. Rd2 Bg7 23. Nd6 Rab8 24. Ne4 Rfe8 25. Nf2 Qa5 26. Rfd1 h5 27. g4 hxg4 28. hxg4 Qb5 29. Rh1 Qb7 30. Qxb7 Rxb7 31. Rc1 Rb4 32. Kf3 f6 33. Rc7 Rxf4+ 34. Kxf4 Bh6+ 35. Kf3 Bxd2 36. Ne4 Bg5 37. Rxa7 Rd8 38. Nxg5 fxg5 39. Ke4 Rf8 40. Ke5 Rf4 41. a4 Rxg4 42. Kf6 Rf4+ 43. Kxg5 Rb4 44. a5 Kf8 45. Ra8+ 1-0

[Event "Novorossiysk Small Land Blitz op"]
[White "Onischenko, Leonid"]
[Black "Afanasiev, Nikita"]
[Site "Novorossiysk"]
[Round "3"]
[Result "0-1"]
[Date "2023.07.29"]
[ECO "B08"]
[WhiteElo "1847"]
[BlackElo "2543"]
[PlyCount "80"]
[EventDate "2023.07.29"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Bf4 d6 4. Nc3 Nc6 5. Qd2 Nf6 6. e4 0-0 7. 0-0-0 a6 8. Bh6 b5 9. d5 Ne5 10. Nxe5 dxe5 11. Bxg7 Kxg7 12. Bd3 e6 13. h4 h5 14. Rhe1 Qd6 15. Qg5 b4 16. Nb1 exd5 17. exd5 Ng4 18. Re2 f5 19. Nd2 e4 20. Bc4 Ne5 21. Bb3 Nf7 22. Qe3 a5 23. Nc4 Qf6 24. a4 bxa3 25. Nxa3 Ba6 26. Red2 Rfb8 27. Qd4 Rb4 28. Qxf6+ Kxf6 29. g3 Nd6 30. Ba2 Rab8 31. c3 R4b6 32. c4 Nb7 33. Rc2 Nc5 34. Nb1 Rb4 35. Na3 Ke5 36. Rcd2 Nd3+ 37. Rxd3 exd3 38. Rxd3 Rxb2 39. Re3+ Kd4 40. Bb1 R2b3 0-1

[Event "Novorossiysk Small Land Blitz op"]
[White "Onischenko, Leonid"]
[Black "Savitskiy, Sergey"]
[Site "Novorossiysk"]
[Round "9"]
[Result "1/2-1/2"]
[Date "2023.07.29"]
[ECO "B13"]
[WhiteElo "1847"]
[BlackElo "2383"]
[PlyCount "80"]
[EventDate "2023.07.29"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 cxd4 4. exd4 Nc6 5. c3 Nf6 6. Nf3 Bg4 7. Nbd2 e6 8. Be2 Bd6 9. Ne5 Bxe2 10. Qxe2 Bxe5 11. Bxe5 Nxe5 12. Qxe5 0-0 13. 0-0 b5 14. a4 Qb6 15. axb5 Qxb5 16. Ra2 Nd7 17. Qe3 Nb6 18. Rfa1 a5 19. h3 h6 20. Qe1 Rfb8 21. Qf1 Nc4 22. Nxc4 dxc4 23. Qd1 Qd5 24. Qc2 Rb5 25. Ra4 Rab8 26. R1a2 g6 27. Qe2 Kg7 28. Qxc4 Qxc4 29. Rxc4 Rxb2 30. Rxa5 Rb1+ 31. Kh2 R8b2 32. d5 Rxf2 33. dxe6 fxe6 34. Rg4 Kf6 35. Raa4 g5 36. h4 Rc1 37. hxg5+ hxg5 38. Rg3 Kf5 39. Rag4 Rff1 40. Rxg5+ Kf6 1/2-1/2

[Event "Novorossiysk Small Land Blitz op"]
[White "Onischenko, Leonid"]
[Black "Vetokhin, Savva"]
[Site "Novorossiysk"]
[Round "13"]
[Result "0-1"]
[Date "2023.07.29"]
[ECO "A46"]
[WhiteElo "1847"]
[BlackElo "2412"]
[PlyCount "77"]
[EventDate "2023.07.29"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. Nf3 c5 4. e3 cxd4 5. exd4 b6 6. Nc3 Be7 7. Bd3 0-0 8. Ne4 Nd5 9. Bg3 Nb4 10. Be2 d6 11. c3 Bb7 12. Ned2 Nd5 13. 0-0 Nd7 14. Bd3 N7f6 15. Qe2 Nc7 16. a4 Qd7 17. a5 b5 18. a6 Bxa6 19. Rxa6 Nxa6 20. Bxb5 Qb7 21. Bxa6 Qxb2 22. Qd3 Nh5 23. Nc4 Qa2 24. Bxd6 Bxd6 25. Nxd6 Nf4 26. Qe3 Nxg2 27. Kxg2 Qxa6 28. Ne4 Qb5 29. Nc5 a5 30. Rg1 Qc6 31. Kf1 f6 32. Qxe6+ Qxe6 33. Nxe6 Rf7 34. Ke2 a4 35. Ra1 a3 36. Kd3 Rb7 37. Nd2 Rb2 38. Nc7 Ra7 39. Nd5 0-1

[Event "Novorossiysk Small Land Blitz op"]
[White "Turov, Maxim"]
[Black "Onischenko, Leonid"]
[Site "Novorossiysk"]
[Round "6"]
[Result "1-0"]
[Date "2023.07.29"]
[ECO "B01"]
[WhiteElo "2565"]
[BlackElo "1847"]
[PlyCount "32"]
[EventDate "2023.07.29"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nf3 Qa5 4. Be2 Nf6 5. 0-0 c6 6. d4 Bf5 7. c4 e6 8. Qb3 Nbd7 9. Nc3 Nb6 10. Nh4 Bg6 11. Nxg6 hxg6 12. Bf4 Be7 13. Rfd1 0-0 14. Rac1 Rfd8 15. h3 Rd7 16. Be3 Bd8 1-0

[Event "Novorossiysk Small Land Rapid op"]
[White "Onischenko, Leonid"]
[Black "Vlasov, Egor"]
[Site "Novorossiysk"]
[Round "9"]
[Result "0-1"]
[Date "2023.07.28"]
[ECO "D00"]
[WhiteElo "1847"]
[BlackElo "2220"]
[PlyCount "74"]
[EventDate "2023.07.26"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 e6 4. Nb5 Na6 5. e3 Be7 6. Bd3 0-0 7. a4 c6 8. Na3 Nb4 9. Be2 c5 10. c3 Nc6 11. Nf3 a6 12. Nb1 Bd6 13. Bg3 Re8 14. Nbd2 e5 15. dxe5 Nxe5 16. Nxe5 Bxe5 17. Nf3 Bxg3 18. hxg3 Ne4 19. Nd2 Bf5 20. Nxe4 Bxe4 21. Bd3 g6 22. Bxe4 dxe4 23. Qxd8 Raxd8 24. Rd1 Rd3 25. Rxd3 exd3 26. c4 b5 27. Kd2 bxc4 28. Rh4 Rb8 29. Rxc4 Rxb2+ 30. Kxd3 Rxf2 31. Rxc5 Rxg2 32. Ra5 Rxg3 33. Rxa6 Rg1 34. a5 h5 35. Kc2 h4 36. Rd6 h3 37. Rd2 Rg2 0-1

[Event "Novorossiysk Small Land Rapid op"]
[White "Onischenko, Leonid"]
[Black "Volkov, Maksim"]
[Site "Novorossiysk"]
[Round "7"]
[Result "0-1"]
[Date "2023.07.27"]
[ECO "D00"]
[WhiteElo "1847"]
[BlackElo "2235"]
[PlyCount "86"]
[EventDate "2023.07.26"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 a6 4. Nf3 e6 5. e3 c5 6. Ne5 Nc6 7. Be2 Be7 8. Nxc6 bxc6 9. dxc5 Bxc5 10. Na4 Be7 11. 0-0 0-0 12. c4 Bd6 13. Bxd6 Qxd6 14. Rc1 Rb8 15. b3 a5 16. Qc2 Qb4 17. Rfd1 Ba6 18. cxd5 Bxe2 19. Qxe2 cxd5 20. Rc2 h6 21. Rdc1 e5 22. Nc5 Qa3 23. Nd3 Rfe8 24. h3 Ne4 25. Nc5 Nf6 26. Na6 Rbd8 27. Nc7 Re7 28. Nb5 Qb4 29. Qd3 g6 30. a3 Qh4 31. Rc6 Kg7 32. Nc7 d4 33. exd4 exd4 34. b4 axb4 35. axb4 Ne4 36. Qf3 d3 37. b5 d2 38. Rd1 Nxf2 39. Qc3+ Kh7 40. Ne6 Rxe6 41. Rxe6 Nxd1 42. Qc7 Qe1+ 43. Kh2 Qxe6 0-1

[Event "Novorossiysk Small Land op"]
[White "Gitelson, Arkady"]
[Black "Onischenko, Leonid"]
[Site "Novorossiysk"]
[Round "2"]
[Result "1-0"]
[Date "2023.07.18"]
[ECO "B13"]
[WhiteElo "2187"]
[BlackElo "1847"]
[PlyCount "79"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 Nf6 7. Nf3 g6 8. 0-0 Bf5 9. Be2 h6 10. Be3 g5 11. c4 e6 12. Nc3 a6 13. cxd5 exd5 14. Bd3 Be6 15. Ne5 Nd7 16. Nxc6 bxc6 17. Rc1 Bd6 18. Qc2 0-0 19. Ne2 Nb8 20. f4 f6 21. Qd2 Ra7 22. h4 gxh4 23. f5 Bc8 24. Bxh6 Re8 25. Nf4 Qb6 26. Bb1 Be5 27. Kh1 Qxd4 28. Qe2 Ree7 29. Qg4+ Rg7 30. Bxg7 Rxg7 31. Qd1 Qxb2 32. Ng6 h3 33. Qxd5+ Kh7 34. Qf3 hxg2+ 35. Qxg2 Qxg2+ 36. Kxg2 Kg8 37. Rh1 Kf7 38. Rh8 Rg8 39. Rxg8 Kxg8 40. Ne7+ 1-0

[Event "Gelendzhik Rapid op"]
[White "Nazarova, Evgeniya"]
[Black "Onischenko, Leonid"]
[Site "Gelendzhik"]
[Round "11"]
[Result "1-0"]
[Date "2023.05.29"]
[ECO "D05"]
[WhiteElo "1814"]
[BlackElo "1847"]
[PlyCount "47"]
[EventDate "2023.05.27"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[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 e6 3. e3 b6 4. b3 Bb7 5. Bb2 d5 6. Nbd2 Nbd7 7. Bd3 c5 8. 0-0 Be7 9. Ne5 Nxe5 10. dxe5 Nd7 11. f4 0-0 12. Qg4 g6 13. Rfd1 Qc7 14. c4 Rfd8 15. Qg3 Nf8 16. Bb1 dxc4 17. bxc4 Rd7 18. e4 Rad8 19. Bc3 Bc6 20. f5 b5 21. Qe3 b4 22. f6 Bxf6 23. exf6 bxc3 24. Qh6 1-0

[Event "Gelendzhik Rapid op"]
[White "Onischenko, Leonid"]
[Black "Golovinov, Nikolay"]
[Site "Gelendzhik"]
[Round "9"]
[Result "1/2-1/2"]
[Date "2023.05.29"]
[ECO "B07"]
[WhiteElo "1847"]
[PlyCount "112"]
[EventDate "2023.05.27"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Bf4 Bg7 5. Qd2 0-0 6. Bh6 a6 7. h4 Nh5 8. Be2 e5 9. Bxh5 gxh5 10. Nge2 Qf6 11. Bg5 Qg6 12. 0-0-0 h6 13. Be3 Nc6 14. dxe5 Nxe5 15. f3 f5 16. Nf4 Qf7 17. Qe2 Nc4 18. Bd4 fxe4 19. Bxg7 Qxf4+ 20. Kb1 Na3+ 21. bxa3 Kxg7 22. Nxe4 Bf5 23. Qc4 Rac8 24. Qc3+ Kh7 25. Rhe1 Bg6 26. Rd4 Qf7 27. Rd2 Qf5 28. Rde2 Rf7 29. Nd2 Rcf8 30. Nb3 c5 31. Re6 Rd8 32. R1e4 b5 33. g4 Qxf3 34. Re3 Qxg4 35. Re1 b4 36. axb4 cxb4 37. Qd2 Rdd7 38. R6e2 Rc7 39. Qe3 Qc4 40. Rc1 d5 41. Rg2 Rg7 42. Rd2 Rge7 43. Qb6 Qc3 44. Qxa6 d4 45. Qf6 d3 46. Qxc3 Rxc3 47. Kb2 dxc2 48. Rd4 Rb7 49. Rg1 Rcc7 50. Rd6 Rg7 51. Re1 Rbe7 52. Rf1 Re2 53. Nc1 Re4 54. Rh1 Rc4 55. Rh3 Rg4 56. Rb6 Re7 1/2-1/2

[Event "Gelendzhik Rapid op"]
[White "Onischenko, Leonid"]
[Black "Kobzev, Eduard"]
[Site "Gelendzhik"]
[Round "10"]
[Result "1-0"]
[Date "2023.05.29"]
[ECO "A45"]
[WhiteElo "1847"]
[BlackElo "1918"]
[PlyCount "45"]
[EventDate "2023.05.27"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 e6 3. Bf4 Bb4 4. e3 Ne4 5. Nge2 d5 6. a3 Bd6 7. Nxe4 dxe4 8. Bg3 0-0 9. Nc3 f5 10. Bc4 c6 11. Qe2 b5 12. Ba2 a5 13. 0-0 Bxg3 14. hxg3 Rf6 15. Rfd1 Qe8 16. d5 exd5 17. Nxd5 cxd5 18. Bxd5+ Kh8 19. Bxa8 Rf8 20. Rd6 Qe7 21. Rad1 Ba6 22. Qd2 g6 23. Qd4+ 1-0

[Event "Gelendzhik Rapid op"]
[White "Borisova, Ekaterina"]
[Black "Onischenko, Leonid"]
[Site "Gelendzhik"]
[Round "8"]
[Result "1-0"]
[Date "2023.05.28"]
[ECO "A37"]
[WhiteElo "2238"]
[BlackElo "1847"]
[PlyCount "163"]
[EventDate "2023.05.27"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. 0-0 Nc6 5. c4 d6 6. Nc3 Bf5 7. b3 Qd7 8. Bb2 Bh3 9. Re1 h5 10. Bxh3 Qxh3 11. Ng5 Qd7 12. h4 Nh6 13. Kg2 0-0 14. e3 Nf5 15. a3 Ne5 16. d4 cxd4 17. exd4 Ng4 18. Nf3 e6 19. Qd3 a6 20. Rad1 Rac8 21. a4 Rfd8 22. Bc1 d5 23. c5 b6 24. b4 a5 25. cxb6 axb4 26. Nb5 Ra8 27. Bg5 Rdb8 28. Rc1 Qb7 29. Bf4 Rc8 30. Rxc8+ Rxc8 31. Bc7 Ra8 32. Qb3 Bf8 33. Ra1 Ra5 34. Qd3 Be7 35. Nd2 e5 36. Nb3 Ra8 37. a5 e4 38. Qe2 e3 39. f3 Nf2 40. Rf1 Qc8 41. Rxf2 exf2 42. Kxf2 Bf6 43. Kg2 Kh7 44. Nc5 Nxd4 45. Nxd4 Bxd4 46. b7 Qf8 47. bxa8Q Qxa8 48. Nb3 Bf6 49. Bb6 Qc6 50. Nd4 Qa4 51. Qc2 Qa1 52. Nb3 Qa4 53. Bf2 d4 54. Qd3 Qa3 55. Qc4 Kg8 56. a6 Qa2 57. Qd3 Qa3 58. Nc5 Qa2 59. Qb3 Qa5 60. Qc4 Qa3 61. Ne4 Bg7 62. Bxd4 Bxd4 63. Qxd4 b3 64. a7 b2 65. Nd2 Kh7 66. a8Q Qxa8 67. Qxb2 Qa6 68. Ne4 f5 69. Ng5+ Kg8 70. Qb8+ Kg7 71. Qc7+ Kf6 72. Nh7+ Ke6 73. Nf8+ Kd5 74. Qd7+ Ke5 75. Qe7+ Kd5 76. Nd7 Qa2+ 77. Kh3 Qb1 78. Nf6+ Kd4 79. Qd6+ Ke3 80. Nd5+ Kf2 81. Qb6+ Kf1 82. Qxb1+ 1-0

[Event "Gelendzhik Rapid op"]
[White "Onischenko, Leonid"]
[Black "Kovanova, Baira"]
[Site "Gelendzhik"]
[Round "4"]
[Result "0-1"]
[Date "2023.05.28"]
[ECO "D05"]
[WhiteElo "1847"]
[BlackElo "2304"]
[PlyCount "94"]
[EventDate "2023.05.27"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[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 c5 3. e3 d5 4. b3 e6 5. Bb2 cxd4 6. exd4 Bb4+ 7. c3 Bd6 8. Nbd2 0-0 9. Bd3 Nc6 10. 0-0 Nh5 11. Rc1 Nf4 12. Bb1 Re8 13. Re1 Qf6 14. Nf1 e5 15. dxe5 Nxe5 16. Nxe5 Bxe5 17. c4 Qg5 18. Ng3 Bg4 19. Qc2 g6 20. Bxe5 Rxe5 21. cxd5 Rxe1+ 22. Rxe1 Bf5 23. Qb2 Bxb1 24. Qxb1 h5 25. h4 Qxh4 26. Qe4 Qg4 27. d6 h4 28. Qxb7 Rd8 29. Qc7 hxg3 30. Qxd8+ Kg7 31. Qe7 gxf2+ 32. Kxf2 Qxg2+ 33. Ke3 Nd5+ 34. Kd4 Qd2+ 35. Kc5 Nxe7 36. Rxe7 Kf6 37. Kc6 Qc3+ 38. Kb7 Qb4+ 39. Kc7 Qc5+ 40. Kd7 g5 41. Re8 g4 42. Rc8 Qf5+ 43. Kc7 Qa5+ 44. Kd7 g3 45. Rg8 Qb5+ 46. Kc7 Qb6+ 47. Kd7 Qb7+ 0-1

[Event "Gelendzhik Rapid op"]
[White "Onischenko, Leonid"]
[Black "Kulygin, Evgeniy"]
[Site "Gelendzhik"]
[Round "6"]
[Result "1-0"]
[Date "2023.05.28"]
[ECO "D00"]
[WhiteElo "1847"]
[BlackElo "2129"]
[PlyCount "83"]
[EventDate "2023.05.27"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. Nc3 a6 5. dxc5 Nc6 6. Na4 e5 7. Bg5 Bxc5 8. Nxc5 Qa5+ 9. c3 Qxc5 10. Bxf6 gxf6 11. Nf3 Rg8 12. g3 Bg4 13. h3 Bh5 14. Be2 Rd8 15. Qa4 Bxf3 16. Bxf3 d4 17. exd4 exd4 18. Bxc6+ bxc6 19. 0-0-0 Rg5 20. Rxd4 Rgd5 21. Rxd5 Rxd5 22. Qxa6 Kf8 23. Qc8+ Kg7 24. Qg4+ Kh8 25. Re1 Re5 26. Rd1 Rd5 27. Rd4 Qb5 28. Rxd5 cxd5 29. h4 Qf1+ 30. Kc2 Qxf2+ 31. Kb3 Qf1 32. Qf4 Qb5+ 33. Qb4 Qe8 34. a4 Kg7 35. Qg4+ Kh8 36. Qf4 Kg7 37. Qg4+ Kh8 38. Qf5 Qb8+ 39. Ka2 Qd6 40. Qf4 Qc6 41. h5 f5 42. h6 1-0

[Event "Gelendzhik Rapid op"]
[White "Volkov, Sergei"]
[Black "Onischenko, Leonid"]
[Site "Gelendzhik"]
[Round "7"]
[Result "1-0"]
[Date "2023.05.28"]
[ECO "A47"]
[WhiteElo "2249"]
[BlackElo "1847"]
[PlyCount "92"]
[EventDate "2023.05.27"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[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 e6 3. Bf4 b6 4. e3 Bb7 5. Nbd2 Nh5 6. Bg5 Be7 7. Bxe7 Qxe7 8. c3 Nf6 9. Bd3 d6 10. e4 e5 11. 0-0 0-0 12. Re1 Nbd7 13. a4 a5 14. Nf1 Rfe8 15. Ng3 g6 16. d5 Nc5 17. Bb5 Red8 18. b4 Ncd7 19. Qb3 Nf8 20. Nd2 h6 21. Nc4 axb4 22. cxb4 Ba6 23. Bc6 Bxc4 24. Qxc4 Ra7 25. a5 Rb8 26. Ne2 N8h7 27. Nc3 bxa5 28. Rxa5 Rxa5 29. bxa5 Nd7 30. a6 Nb6 31. Qa2 Rd8 32. a7 Na8 33. Rb1 Qf8 34. Qa5 Nf6 35. Rb8 Kg7 36. Bxa8 Rxb8 37. axb8R Qxb8 38. Bc6 Nxe4 39. g3 Nf6 40. Nb5 Qc8 41. Qxc7 Qf5 42. Nxd6 Qb1+ 43. Kg2 Ne4 44. Qxf7+ Kh8 45. Qe8+ Kg7 46. Qxe5+ Kh7 1-0

[Event "Gelendzhik Rapid op"]
[White "Voit, Daria"]
[Black "Onischenko, Leonid"]
[Site "Gelendzhik"]
[Round "3"]
[Result "1/2-1/2"]
[Date "2023.05.27"]
[ECO "E06"]
[WhiteElo "2349"]
[BlackElo "1847"]
[PlyCount "74"]
[EventDate "2023.05.27"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 0-0 6. Qc2 a6 7. Ne5 Nbd7 8. 0-0 Nxe5 9. dxe5 Nd7 10. cxd5 exd5 11. Bxd5 Nxe5 12. Rd1 Bd6 13. Nc3 Rb8 14. Ne4 Bf5 15. Qb3 Bxe4 16. Bxe4 Qe7 17. h3 b5 18. Bg2 Nc4 19. Qc2 Rfe8 20. e4 Red8 21. a4 Be5 22. Rxd8+ Rxd8 23. axb5 axb5 24. Ra2 Qb4 25. b3 Qe1+ 26. Kh2 Nb6 27. Be3 h5 28. h4 b4 29. Qc5 Nd7 30. Qd5 Bf6 31. Qxh5 Ne5 32. Bf4 g6 33. Qe2 Qb1 34. Ra7 Qxb3 35. Rxc7 Qd3 36. Qxd3 Nxd3 37. Rb7 Nxf4 1/2-1/2

[Event "RUS-ch Blitz"]
[White "Petrov, Nikita"]
[Black "Onischenko, Leonid"]
[Site "Sochi"]
[Round "1"]
[Result "1-0"]
[Date "2022.10.14"]
[ECO "B27"]
[WhiteElo "2553"]
[BlackElo "1938"]
[PlyCount "75"]
[EventDate "2022.10.14"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Nc6 7. Bb5 Bg4 8. 0-0 e6 9. Bxc6+ bxc6 10. Nbd2 Ne7 11. h3 Bxf3 12. Nxf3 0-0 13. b3 a5 14. Ba3 Re8 15. Rc1 a4 16. bxa4 Ra6 17. Bb4 Bf8 18. a3 Qd7 19. a5 Rb8 20. Qd3 Raa8 21. Rb1 Nc8 22. Qd2 Bg7 23. Rfc1 Na7 24. h4 h5 25. Qf4 Nb5 26. Rb2 Bf8 27. Bxf8 Rxf8 28. Qh6 f6 29. Qxg6+ Qg7 30. Qxg7+ Kxg7 31. Rxc6 Nxa3 32. Rb7+ Rf7 33. exf6+ Kxf6 34. Rxf7+ Kxf7 35. Ng5+ Kf6 36. Rxe6+ Kf5 37. Re5+ Kf4 38. g3+ 1-0

[Event "Novorossiysk Small Land op"]
[White "Karavaev, Vladimir"]
[Black "Onischenko, Leonid"]
[Site "Novorossiysk"]
[Round "2"]
[Result "1-0"]
[Date "2022.07.22"]
[ECO "A03"]
[WhiteElo "2443"]
[BlackElo "1934"]
[PlyCount "54"]
[EventDate "2022.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 c5 3. e3 Nc6 4. Bb5 Bg4 5. h3 Bxf3 6. Qxf3 e6 7. b3 Nf6 8. Bb2 a6 9. Bxc6+ bxc6 10. 0-0 g6 11. d3 Bg7 12. e4 0-0 13. c4 Qa5 14. Bc3 Qb6 15. Be5 Rad8 16. Nc3 Qa5 17. Na4 dxe4 18. dxe4 Nd7 19. Bxg7 Kxg7 20. Rad1 Nb6 21. Rxd8 Rxd8 22. f5 exf5 23. exf5 Nxa4 24. fxg6 fxg6 25. Qf6+ Kh6 26. Qh4+ Kg7 27. Qe7+ Kg8 1-0

[Event "Novorossiysk Small Land Blitz"]
[White "Karavaev, Vladimir"]
[Black "Onischenko, Leonid"]
[Site "Novorossiysk"]
[Round "6"]
[Result "1-0"]
[Date "2022.07.17"]
[ECO "B01"]
[WhiteElo "2443"]
[BlackElo "1934"]
[PlyCount "108"]
[EventDate "2022.07.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. h3 Bf5 6. Nf3 e6 7. Bd3 Bxd3 8. Qxd3 Qa6 9. Qxa6 Nxa6 10. a3 Nc7 11. Bd2 Nf6 12. 0-0-0 Ncd5 13. Rhe1 Nxc3 14. Bxc3 Be7 15. Ne5 Nd7 16. Nxd7 Kxd7 17. Bb4 Bxb4 18. axb4 b5 19. c3 a5 20. bxa5 Rxa5 21. Kc2 Rha8 22. f4 g6 23. g4 Re8 24. Re5 Raa8 25. h4 Rad8 26. Rh1 Ke7 27. Rc5 Kd6 28. h5 Rg8 29. Kb3 Kc7 30. hxg6 hxg6 31. Rh7 Rd7 32. f5 exf5 33. gxf5 g5 34. f6 g4 35. Rg7 Rdd8 36. Rxf7+ Kd6 37. Rg7 Rgf8 38. f7 Kc7 39. Rf5 Rd7 40. Rf6 Rd6 41. Rf5 Rd7 42. Kb4 g3 43. Kc5 g2 44. Rf6 Rd5+ 45. Kb4 Rd7 46. Rxg2 Rdxf7 47. Re6 Rf6 48. Rg7+ R8f7 49. Rxf6 Rxg7 50. b3 Rh7 51. c4 bxc4 52. bxc4 Rg7 53. Rf5 Kb6 54. Rh5 Rg4 1-0

[Event "Novorossiysk Small Land Blitz"]
[White "Khruschiov, Alexey"]
[Black "Onischenko, Leonid"]
[Site "Novorossiysk"]
[Round "4"]
[Result "1-0"]
[Date "2022.07.17"]
[ECO "B10"]
[WhiteElo "2343"]
[BlackElo "1934"]
[PlyCount "61"]
[EventDate "2022.07.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 d5 2. d3 c6 3. f4 g6 4. Nf3 Bg7 5. e5 Bg4 6. Nbd2 e6 7. h3 Bxf3 8. Nxf3 Nd7 9. d4 Ne7 10. Be3 Qb6 11. b3 a5 12. Bd3 c5 13. 0-0 cxd4 14. Nxd4 Qd8 15. Nb5 0-0 16. Qe2 a4 17. c4 axb3 18. axb3 dxc4 19. bxc4 b6 20. Rad1 Qc8 21. Nd6 Qc7 22. Ne4 Nc5 23. Nxc5 bxc5 24. Qf2 Rfc8 25. Rb1 Nf5 26. Bxf5 gxf5 27. Rb5 Ra5 28. Rfb1 Rxb5 29. Rxb5 Bf8 30. Qf3 Qc6 31. Kf2 1-0

[Event "Novorossiysk Small Land Blitz"]
[White "Onischenko, Leonid"]
[Black "Lugovskoy, Maxim"]
[Site "Novorossiysk"]
[Round "12"]
[Result "0-1"]
[Date "2022.07.17"]
[ECO "D00"]
[WhiteElo "1934"]
[BlackElo "2397"]
[PlyCount "118"]
[EventDate "2022.07.17"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 g6 4. Nc3 Bg7 5. Qd2 h5 6. h3 a6 7. Ne5 b5 8. a3 Bb7 9. e3 Nbd7 10. Be2 c5 11. Bf3 e6 12. 0-0 0-0 13. Rfe1 Rc8 14. Ne2 Nb6 15. c3 Nfd7 16. b4 cxd4 17. cxd4 Nxe5 18. dxe5 Nc4 19. Qd4 Qc7 20. Rac1 Qb8 21. Qa1 Bxe5 22. Bxe5 Qxe5 23. Nd4 Qf6 24. Nb3 Qxa1 25. Rxa1 Ne5 26. Nc5 Rc7 27. a4 Nd7 28. Nxd7 Rxd7 29. Rec1 Rb8 30. axb5 axb5 31. Ra7 Kf8 32. Be2 Rd6 33. Bxb5 Rb6 34. Ba4 Rxb4 35. Rc7 Kg7 36. Bd7 Kf6 37. f4 Rb2 38. Ba4 h4 39. Bc2 Rc8 40. Rcxb7 Rxb7 41. Rxb7 Rxc2 42. Ra7 Re2 43. Ra3 Kf5 44. Kf1 Rb2 45. Ra4 Rc2 46. Rb4 Rc4 47. Rb7 f6 48. Kf2 Ke4 49. Rb2 Kd3 50. Rb3+ Rc3 51. Rb6 Rc2+ 52. Kf3 e5 53. fxe5 fxe5 54. Rxg6 e4+ 55. Kf4 d4 56. Rd6 Rf2+ 57. Ke5 Kxe3 58. Rxd4 Rf5+ 59. Kxf5 Kxd4 0-1

[Event "Tuapse Blitz op"]
[White "Onischenko, Leonid"]
[Black "Moiseenko, Vadim"]
[Site "Tuapse"]
[Round "3"]
[Result "1-0"]
[Date "2022.06.29"]
[ECO "E12"]
[WhiteElo "1934"]
[BlackElo "2546"]
[PlyCount "68"]
[EventDate "2022.06.29"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. Bf4 b6 4. h3 Bb7 5. e3 Be7 6. c4 0-0 7. Nc3 d5 8. Rc1 Nbd7 9. cxd5 exd5 10. Bd3 a6 11. Ne5 c5 12. 0-0 Re8 13. a3 Rc8 14. Bb1 Nf8 15. Ng4 Ng6 16. Nxf6+ Bxf6 17. Bg3 Qd7 18. Ne2 a5 19. Re1 Ba6 20. dxc5 bxc5 21. Nf4 Nxf4 22. Bxf4 g6 23. Qd2 Red8 24. Qxa5 Bc4 25. b3 Ra8 26. Qd2 Bxb3 27. Rxc5 d4 28. exd4 Bxd4 29. Rc7 Qb5 30. Qb4 Ra5 31. Rb7 Qxb4 32. axb4 Ra1 33. Rc1 Bb2 34. Re1 Ba2 1-0

[Event "Tuapse Blitz op"]
[White "Onischenko, Leonid"]
[Black "Turov, Maxim"]
[Site "Tuapse"]
[Round "4"]
[Result "0-1"]
[Date "2022.06.29"]
[ECO "D00"]
[WhiteElo "1934"]
[BlackElo "2565"]
[PlyCount "62"]
[EventDate "2022.06.29"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 g6 4. Nf3 Bg7 5. Qd2 c6 6. Bh6 Bxh6 7. Qxh6 Qa5 8. Qd2 Nbd7 9. h4 h5 10. e3 b5 11. Bd3 b4 12. Ne2 Ne4 13. Bxe4 dxe4 14. Ng5 Nf6 15. a3 Rb8 16. 0-0 0-0 17. axb4 Qxb4 18. Qxb4 Rxb4 19. b3 a6 20. Ng3 c5 21. dxc5 Bb7 22. Rfd1 Rb5 23. Rd4 Rxc5 24. N5xe4 Nxe4 25. Nxe4 Rxc2 26. b4 e5 27. Nd6 exd4 28. Nxb7 dxe3 29. fxe3 Rb8 30. Nc5 Rxb4 31. e4 Rxc5 0-1

[Event "Tuapse Rapid op"]
[White "Lugovskoy, Maxim"]
[Black "Onischenko, Leonid"]
[Site "Tuapse"]
[Round "7"]
[Result "1-0"]
[Date "2022.06.27"]
[ECO "B01"]
[WhiteElo "2397"]
[BlackElo "1934"]
[PlyCount "52"]
[EventDate "2022.06.26"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Be2 Nf6 6. Nf3 Bf5 7. 0-0 e6 8. Bf4 Nbd7 9. Ne5 Nxe5 10. Bxe5 Be7 11. Bf3 h5 12. a3 Bg4 13. b4 Qd8 14. b5 Nd5 15. Nxd5 cxd5 16. Bxg4 hxg4 17. Qxg4 Bf6 18. Rfe1 Qe7 19. c4 Rh4 20. Qg3 Bxe5 21. Rxe5 Rxd4 22. cxd5 Rxd5 23. Rxd5 exd5 24. Qxg7 0-0-0 25. Qd4 Qxa3 26. g3 Re8 1-0

[Event "Tuapse Rapid op"]
[White "Onischenko, Leonid"]
[Black "Grachev, Boris V"]
[Site "Tuapse"]
[Round "2"]
[Result "0-1"]
[Date "2022.06.26"]
[ECO "D00"]
[WhiteElo "1938"]
[BlackElo "2619"]
[PlyCount "60"]
[EventDate "2022.06.26"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 e6 3. Bf4 a6 4. e3 b5 5. a3 c5 6. Nf3 Bb7 7. Be2 Nd7 8. Ne5 Nxe5 9. Bxe5 Nf6 10. 0-0 Nd7 11. Bg3 Be7 12. Bf3 0-0 13. Ne2 Nf6 14. Bh4 Rc8 15. c3 h6 16. Rc1 g5 17. Bg3 g4 18. Nf4 gxf3 19. Qxf3 Kh7 20. Nd3 Ne4 21. Bf4 Bg5 22. Rfd1 Bxf4 23. Nxf4 c4 24. Qe2 Qg5 25. Qc2 Kh8 26. f3 Nf6 27. Qf2 Rg8 28. g4 e5 29. h4 Nxg4 30. Qe2 Qxh4 0-1

[Event "Anapa Sea Harbor Cup"]
[White "Baranov, Jury"]
[Black "Onischenko, Leonid"]
[Site "Anapa"]
[Round "3"]
[Result "1-0"]
[Date "2022.06.04"]
[ECO "E48"]
[WhiteElo "2147"]
[BlackElo "1938"]
[PlyCount "117"]
[EventDate "2022.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. cxd5 exd5 7. Nge2 Nc6 8. 0-0 0-0 9. a3 cxd4 10. exd4 Bd6 11. h3 h6 12. Bc2 Ne7 13. Ng3 Be6 14. Re1 Bxg3 15. fxg3 Bf5 16. Rf1 Ne4 17. Rf3 Nxc3 18. bxc3 Bxc2 19. Qxc2 Rc8 20. a4 Re8 21. Qf2 f6 22. Bd2 Rc6 23. Re1 Nc8 24. Rfe3 Rxe3 25. Qxe3 Kf8 26. Bc1 Qd7 27. Ba3+ Kf7 28. Qf3 Re6 29. Rb1 Nb6 30. Qh5+ Kg8 31. a5 Nc4 32. Bc5 b6 33. axb6 axb6 34. Bb4 Re8 35. Ra1 Nd2 36. Kh2 Qe6 37. c4 Nxc4 38. Re1 Ne5 39. dxe5 fxe5 40. Bc3 e4 41. Bd4 b5 42. Rc1 e3 43. Rc7 Re7 44. Rxe7 Qxe7 45. Qxd5+ Kh8 46. Qe5 Qxe5 47. Bxe5 Kg8 48. Kg1 Kf7 49. Kf1 g5 50. Ke2 Ke6 51. Bg7 h5 52. Kxe3 Kf5 53. Bf8 Ke5 54. g4 hxg4 55. hxg4 Kf6 56. Ke4 Ke6 57. Bb4 Kf6 58. Kd5 Kf7 59. Ke5 1-0

[Event "Anapa Sea Harbor Cup"]
[White "Onischenko, Leonid"]
[Black "Khripachenko, Alexander"]
[Site "Anapa"]
[Round "2"]
[Result "1/2-1/2"]
[Date "2022.06.03"]
[ECO "A16"]
[WhiteElo "1938"]
[BlackElo "2166"]
[PlyCount "68"]
[EventDate "2022.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. h4 h6 6. g3 Bg7 7. Bg2 0-0 8. 0-0 c5 9. d3 Nc6 10. Bd2 Nc7 11. Ne4 b6 12. Qc1 h5 13. Bc3 Bb7 14. Neg5 Rb8 15. a3 e5 16. b4 cxb4 17. axb4 Qe7 18. Rb1 Nd5 19. Ba1 Ndxb4 20. Qa3 a5 21. Rfc1 Rfc8 22. Qb3 Rc7 23. Bh3 Bc8 24. Bg2 Kh8 25. Bc3 f6 26. Bxb4 Nxb4 27. Rxc7 Qxc7 28. Nf7+ Kh7 29. N3g5+ fxg5 30. Nxg5+ Kh8 31. Nf7+ Kh7 32. Ng5+ Kh8 33. Nf7+ Kg8 34. Ng5+ Kh8 1/2-1/2

[Event "RUS-chT Rapid"]
[White "Sanzhaev, Darsen"]
[Black "Onischenko, Leonid"]
[Site "Sochi"]
[Round "4.4"]
[Result "1/2-1/2"]
[Date "2021.10.15"]
[ECO "E05"]
[WhiteElo "2411"]
[BlackElo "1946"]
[PlyCount "137"]
[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 "Kalmykiya Uralan"]
[BlackTeam "Krasnodarsk Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 dxc4 7. Ne5 Nc6 8. Nxc6 bxc6 9. Na3 Bxa3 10. bxa3 Ba6 11. Qa4 Bb5 12. Qa5 c3 13. Qxc3 Bxe2 14. Re1 Bb5 15. Be3 Nd5 16. Qa5 Bc4 17. Rac1 Nxe3 18. Rxe3 Bd5 19. Rec3 Bxg2 20. Kxg2 Qxd4 21. Rxc6 Rab8 22. Qc3 Qd5+ 23. Kg1 Qxa2 24. Rxc7 Rb3 25. Qc5 Qxa3 26. Rxa7 Qxc5 27. Rxc5 Rf3 28. Kg2 Rf6 29. h4 g6 30. Rac7 Kg7 31. Rc8 Rf5 32. R5c7 Rxc8 33. Rxc8 h6 34. Ra8 g5 35. hxg5 hxg5 36. Ra6 g4 37. Ra4 Rg5 38. Rb4 f5 39. Rb6 Kf6 40. Ra6 Rg7 41. Ra5 Re7 42. Kf1 e5 43. Ra4 Rd7 44. Ra6+ Kg5 45. Ra5 Re7 46. Ke2 Kf6 47. Ra4 Re6 48. Kf1 Rc6 49. Kg2 Ke6 50. Ra5 Rc4 51. Rb5 Rc2 52. Ra5 f4 53. gxf4 exf4 54. Ra4 Kf5 55. Ra5+ Kf6 56. Kg1 Re2 57. Ra8 Kf5 58. Kf1 Re5 59. Rg8 Ra5 60. Kg2 Ra6 61. Rf8+ Rf6 62. Rg8 Rg6 63. Rf8+ Kg5 64. Rb8 Re6 65. Rg8+ Rg6 66. Rb8 Rg7 67. Rf8 Rh7 68. Rg8+ Kh4 69. f3 1/2-1/2

[Event "RUS-ch Rapid"]
[White "Iljiushenok, Ilia"]
[Black "Onischenko, Leonid"]
[Site "Sochi"]
[Round "1"]
[Result "1-0"]
[Date "2021.10.12"]
[ECO "B01"]
[WhiteElo "2554"]
[BlackElo "1946"]
[PlyCount "107"]
[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. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bc4 Bf5 6. Nf3 Nf6 7. Bd2 Qc7 8. Bb3 e6 9. Qe2 Nbd7 10. Nh4 Bg6 11. Nxg6 hxg6 12. g3 a5 13. a3 Bd6 14. h4 0-0 15. 0-0 Rfd8 16. Rad1 b5 17. Rfe1 b4 18. axb4 axb4 19. Ne4 Nxe4 20. Qxe4 Nf6 21. Qf3 Ra5 22. Bg5 Rda8 23. Re2 Rf5 24. Qg2 Nd5 25. Rde1 Qa7 26. Qe4 Qc7 27. Bd2 Re8 28. Qg2 Nf6 29. c4 bxc3 30. bxc3 Rb8 31. Bc2 Ra5 32. Bg5 Rb2 33. Qf3 Be7 34. Bf4 Bd6 35. Bc1 Rb8 36. Bg5 Be7 37. c4 Ra3 38. Re3 Rba8 39. Kg2 Bb4 40. R1e2 Rxe3 41. Rxe3 Ra2 42. Bb3 Rb2 43. Bxf6 gxf6 44. Qxf6 Be7 45. Qf3 Kg7 46. h5 gxh5 47. Qxh5 Qb7 48. Rf3 Bd6 49. Qg5+ Kh7 50. Ba4 f5 51. c5 Bf8 52. Qf6 Qc8 53. Rf4 Bg7 54. Qf7 1-0

[Event "RUS-ch Blitz"]
[White "Onischenko, Leonid"]
[Black "Rozum, Ivan"]
[Site "Sochi"]
[Round "1"]
[Result "0-1"]
[Date "2021.10.11"]
[ECO "B08"]
[WhiteElo "1946"]
[BlackElo "2529"]
[PlyCount "118"]
[EventDate "2021.10.11"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 c6 6. Nf3 0-0 7. Bh6 b5 8. a3 Bg4 9. Be2 Nbd7 10. e5 dxe5 11. dxe5 Ne8 12. Bxg7 Nxg7 13. Qf4 Bxf3 14. Bxf3 Ne6 15. Qg3 Qc7 16. 0-0 Nxe5 17. Be4 Rad8 18. Rad1 a6 19. h4 Nc4 20. Qxc7 Nxc7 21. Bxc6 Nxb2 22. Rb1 Nc4 23. Ra1 Rd4 24. h5 Ne5 25. Be4 Rc4 26. Nd5 Nxd5 27. Bxd5 Rc5 28. Bb3 gxh5 29. a4 b4 30. Rfe1 e6 31. Rad1 a5 32. Rd6 Kg7 33. Re3 Rfc8 34. Ra6 R8c7 35. Rg3+ Ng6 36. Rd3 h4 37. Rd4 Re5 38. f3 Rg5 39. Kf2 Rcc5 40. Ra7 Kf6 41. Rdd7 Ne5 42. Rdb7 Rf5 43. Ke2 h3 44. gxh3 Rxf3 45. Rxf7+ Nxf7 46. Kxf3 h6 47. Ra6 Ne5+ 48. Ke4 Nc6 49. Kf3 Nd4+ 50. Kg4 h5+ 51. Kf4 h4 52. Kg4 Nxb3 53. cxb3 Ke5 54. Kxh4 Kd5 55. Kg5 e5 56. h4 e4 57. h5 e3 58. Ra8 Ke4+ 59. Kg4 e2 0-1

[Event "Malaya Zemlya op"]
[White "Onischenko, Leonid"]
[Black "Shoboev, Dandar"]
[Site "Novorossiysk"]
[Round "8"]
[Result "0-1"]
[Date "2021.07.19"]
[ECO "E01"]
[WhiteElo "1927"]
[BlackElo "2192"]
[PlyCount "33"]
[EventDate "2021.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. g3 dxc4 5. Nbd2 c5 6. dxc5 Bxc5 7. Bg2 Bxf2+ 8. Kxf2 Ng4+ 9. Ke1 Ne3 10. Qa4+ Bd7 11. Qxc4 Nxc4 12. Nxc4 Bb5 13. Bg5 Qc7 14. Rc1 Bxc4 15. b3 Qa5+ 16. Kf2 Nc6 17. Rxc4 0-1

[Event "Malaya Zemlya op"]
[White "Onischenko, Leonid"]
[Black "Potapova, Margarita"]
[Site "Novorossiysk"]
[Round "2"]
[Result "0-1"]
[Date "2021.07.13"]
[ECO "B38"]
[WhiteElo "1927"]
[BlackElo "2260"]
[PlyCount "96"]
[EventDate "2021.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c4 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 g6 7. Be2 Bg7 8. Be3 0-0 9. 0-0 Nxd4 10. Bxd4 Bd7 11. Qd2 Bc6 12. f3 Nd7 13. Be3 a5 14. b3 Nc5 15. Rab1 e6 16. Rfc1 Qe7 17. Rc2 f5 18. exf5 gxf5 19. Rd1 Rad8 20. Bf4 Be5 21. Bxe5 dxe5 22. Qe3 e4 23. fxe4 Nxe4 24. Nxe4 Bxe4 25. Rcd2 Qg7 26. Bf1 Rxd2 27. Rxd2 Re8 28. Rd6 Qe5 29. Rd7 f4 30. Qh3 Qc5+ 31. Kh1 Qg5 32. Qc3 Bc6 33. Rd1 Rf8 34. Qd2 e5 35. c5 Qg7 36. Qxa5 f3 37. Qd2 f2 38. Qd3 Kh8 39. Qh3 Qg5 40. b4 Be4 41. b5 Bc2 42. Ra1 Qd2 43. Qa3 Be4 44. Qg3 Qd4 45. Rc1 Rg8 46. Qh3 Qd2 47. Qc3 Qxc3 48. Rxc3 Rxg2 0-1

[Event "Malaya Zemlya Rapid op"]
[White "Onischenko, Leonid"]
[Black "Nazaretyan, Tigran"]
[Site "Novorossiysk"]
[Round "7"]
[Result "0-1"]
[Date "2021.07.11"]
[ECO "A46"]
[WhiteElo "1927"]
[BlackElo "2316"]
[PlyCount "90"]
[EventDate "2021.07.10"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. Nc3 Bf5 4. Bg5 Nbd7 5. e3 h6 6. Bh4 c5 7. Bd3 cxd4 8. Nxd4 Bxd3 9. cxd3 g6 10. Qb3 Rb8 11. 0-0 Bg7 12. Rac1 0-0 13. Rfd1 a6 14. Nf3 b5 15. d4 Qa5 16. Nd5 Nxd5 17. Qxd5 g5 18. Bg3 Nf6 19. Qb3 Rfc8 20. a3 Rc7 21. Qd3 Rbc8 22. Rxc7 Qxc7 23. h4 g4 24. Ne1 Qc6 25. d5 Qc4 26. Qb1 Nxd5 27. Qf5 Nf6 28. Rd4 Qc1 29. Kf1 Rc5 30. Qd3 Qxb2 31. a4 Rc3 32. Qd1 Rc1 33. Qd3 Qb1 34. Qe2 h5 35. axb5 axb5 36. f3 b4 37. Qb5 b3 38. Rb4 Rc3 39. Qg5 Qg6 40. Qa5 Rxe3 41. Qd8+ Kh7 42. Bf4 Rxe1+ 43. Kxe1 gxf3 44. gxf3 Nd5 45. Ra4 b2 0-1

[Event "Malaya Zemlya Rapid op"]
[White "Onischenko, Leonid"]
[Black "Mnatsakanian, Arsen"]
[Site "Novorossiysk"]
[Round "5"]
[Result "1/2-1/2"]
[Date "2021.07.10"]
[ECO "D02"]
[WhiteElo "1927"]
[BlackElo "2260"]
[PlyCount "64"]
[EventDate "2021.07.10"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. c3 d5 5. e3 Nc6 6. Nbd2 Bd6 7. Ne5 Qc7 8. Nxc6 bxc6 9. Bg3 e5 10. dxe5 Bxe5 11. Nf3 Bxg3 12. hxg3 Bf5 13. Bd3 Be4 14. Qc2 Rb8 15. Bxe4 Nxe4 16. Nd2 Nxd2 17. Qxd2 h6 18. c4 Qe5 19. 0-0 Qxb2 20. Qd1 0-0 21. cxd5 Rfd8 22. e4 cxd5 23. exd5 Qd4 24. Qc2 Qxd5 25. Rac1 Rdc8 26. Rfd1 Qe6 27. Qa4 a6 28. Rc3 Qc6 29. Rd8+ Kh7 30. Qc2+ Qg6 31. Qxg6+ Kxg6 32. Rd6+ f6 1/2-1/2

[Event "Malaya Zemlya Blitz op"]
[White "Gochelashvili, David"]
[Black "Onischenko, Leonid"]
[Site "Novorossiysk"]
[Round "3"]
[Result "1-0"]
[Date "2021.07.09"]
[ECO "B01"]
[WhiteElo "2416"]
[BlackElo "1927"]
[PlyCount "124"]
[EventDate "2021.07.09"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. d4 Qa5+ 4. c3 c6 5. Bd3 Nf6 6. Nd2 Bg4 7. Qb3 Qb6 8. Nc4 Qxb3 9. axb3 Nbd7 10. f4 e6 11. b4 Be7 12. Kf2 0-0 13. h3 Bh5 14. Nf3 Bg6 15. Bxg6 hxg6 16. Re1 Rfd8 17. g4 Nb6 18. Na5 Rab8 19. f5 gxf5 20. gxf5 Re8 21. Bf4 Ra8 22. fxe6 Nfd5 23. exf7+ Kxf7 24. Bg3 Bf6 25. Nxb7 Nc4 26. Nd6+ Nxd6 27. Bxd6 Rh8 28. Kg2 Rh6 29. Ne5+ Bxe5 30. Bxe5 a6 31. Rf1+ Kg8 32. Rf3 Nb6 33. Rg3 Ra7 34. Bb8 Rb7 35. Bf4 Rf6 36. Be5 Re6 37. Rxa6 Nc4 38. b3 Nxe5 39. dxe5 Rxe5 40. Rxc6 Re2+ 41. Kf3 Rb2 42. Ke4 Rxb3 43. Rd3 Kh7 44. Rcd6 Rb1 45. Kd5 Rc1 46. Kc5 Rc7+ 47. Rc6 Rf7 48. b5 Rb1 49. c4 Rc1 50. h4 Rf4 51. Rd4 Rf5+ 52. Kb6 Rb1 53. Kc7 Rb4 54. b6 Rf1 55. Rd5 Rf4 56. Rh5+ Kg8 57. Rb5 Rbxc4 58. Rxc4 Rxc4+ 59. Kd6 Rd4+ 60. Ke6 Rd8 61. b7 Rb8 62. Kd7 Rf8 1-0

[Event "Anapa Sea Harbor Cup Blitz"]
[White "Ponkratov, Pavel"]
[Black "Onischenko, Leonid"]
[Site "Anapa"]
[Round "3"]
[Result "1-0"]
[Date "2021.06.13"]
[ECO "A34"]
[WhiteElo "2627"]
[BlackElo "1927"]
[PlyCount "71"]
[EventDate "2021.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "13"]
[EventCountry "RUS"]
[SourceTitle "CBM 202 Extra"]
[Source "ChessBase"]
[SourceDate "2021.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.07.31"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. e3 Bg7 4. d4 cxd4 5. exd4 Nf6 6. d5 d6 7. Nf3 Bg4 8. Be2 Nbd7 9. h3 Bxf3 10. Bxf3 0-0 11. 0-0 a5 12. Re1 Nc5 13. Be3 Re8 14. Qd2 Qb6 15. Rab1 a4 16. b4 axb3 17. axb3 Qb4 18. Nb5 Qxd2 19. Bxd2 Rac8 20. Bc3 Kf8 21. Re3 Nfd7 22. Bxg7+ Kxg7 23. Rbe1 Kf8 24. Bg4 f5 25. Be2 Nf6 26. Bf1 Nfe4 27. Nd4 Kf7 28. g4 e5 29. dxe6+ Nxe6 30. Nb5 Red8 31. f3 N4g5 32. h4 f4 33. Rd3 Nc5 34. hxg5 Nxd3 35. Bxd3 Kg7 36. Re7+ 1-0

[Event "RUS-ch blitz"]
[White "Khismatullin, Denis Rimovich"]
[Black "Onischenko, Leonid"]
[Site "Sochi"]
[Round "1"]
[Result "1-0"]
[Date "2019.10.17"]
[ECO "B38"]
[WhiteElo "2611"]
[BlackElo "1927"]
[PlyCount "47"]
[EventDate "2019.10.17"]
[EventType "swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 g6 4. e4 Nc6 5. d4 cxd4 6. Nxd4 Bg7 7. Be3 d6 8. Be2 0-0 9. 0-0 Nxd4 10. Bxd4 a5 11. b3 Nd7 12. Bxg7 Kxg7 13. f4 Nc5 14. Qd4+ f6 15. e5 Kg8 16. Rad1 Ne6 17. Qe3 fxe5 18. fxe5 Rxf1+ 19. Bxf1 Qf8 20. exd6 exd6 21. c5 Nxc5 22. Bc4+ Kg7 23. Rf1 Qd8 24. Rf7+ 1-0

[Event "RUS-ch rapid"]
[White "Golubov, Saveliy"]
[Black "Onischenko, Leonid"]
[Site "Sochi"]
[Round "1"]
[Result "1-0"]
[Date "2019.10.15"]
[ECO "D24"]
[WhiteElo "2469"]
[BlackElo "1962"]
[PlyCount "55"]
[EventDate "2019.10.15"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "RUS"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 dxc4 5. e4 a6 6. Bxc4 b5 7. Bd3 Bb7 8. Qe2 Be7 9. 0-0 h6 10. Bf4 Nbd7 11. Rfd1 Nh5 12. Be3 Nhf6 13. a3 0-0 14. h3 c5 15. dxc5 Bxc5 16. Bxb5 Bxe3 17. Bxd7 Ba7 18. Bxe6 Qe7 19. Bd5 Nxd5 20. Nxd5 Bxd5 21. Rxd5 Rfe8 22. e5 Rac8 23. Rad1 Qb7 24. b4 Bb8 25. Qd3 Qc6 26. Qf5 Qc4 27. Qb1 Qf4 28. R5d4 1-0

[Event "South FR-ch"]
[White "Pervakov, Sergey"]
[Black "Onischenko, Leonid"]
[Site "Maikop"]
[Round "9"]
[Result "1-0"]
[Date "2018.04.01"]
[ECO "B01"]
[WhiteElo "2137"]
[BlackElo "1862"]
[PlyCount "83"]
[EventDate "2018.03.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Bf5 5. Bc4 e6 6. 0-0 Nf6 7. Re1 c6 8. d3 Bd6 9. Ne4 Be7 10. Bd2 Qc7 11. Bc3 Nbd7 12. Qe2 b5 13. Bb3 a5 14. Ng3 Bg4 15. a4 Nc5 16. h3 Bxf3 17. Qxf3 Nxb3 18. cxb3 0-0 19. Rac1 Qd7 20. Ne4 Nxe4 21. dxe4 Rfd8 22. Qg4 Bf8 23. Bf6 Rdb8 24. Red1 Qe8 25. Rd3 g6 26. Rcd1 Bg7 27. Qf3 bxa4 28. bxa4 c5 29. Rd7 h6 30. g3 Bf8 31. Be5 Bg7 32. Bxb8 Rxb8 33. Qf4 Bd4 34. Qc7 Rc8 35. Qd6 Kg7 36. b3 Rb8 37. Rd3 Rb6 38. Qc7 e5 39. Rf3 Rf6 40. Rxf6 Kxf6 41. Rd8 Qe7 42. Rd6+ 1-0

[Event "South FR-ch"]
[White "Onischenko, Leonid"]
[Black "Lyubavin, Vitali"]
[Site "Maikop"]
[Round "8"]
[Result "1/2-1/2"]
[Date "2018.03.31"]
[ECO "B01"]
[WhiteElo "1862"]
[BlackElo "2044"]
[PlyCount "162"]
[EventDate "2018.03.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. d4 Nf6 4. c4 Qd6 5. Nc3 c6 6. Nf3 Bg4 7. Be3 e6 8. Qb3 Qb4 9. Ne5 Bf5 10. 0-0-0 Qxb3 11. axb3 Nbd7 12. Nxd7 Nxd7 13. f3 0-0-0 14. g4 Bg6 15. Bg2 h5 16. h3 Be7 17. f4 Kc7 18. Rdf1 hxg4 19. hxg4 Nf6 20. f5 Rxh1 21. Bxh1 exf5 22. gxf5 Bh5 23. d5 Ng4 24. Bf4+ Bd6 25. Ne4 Bxf4+ 26. Rxf4 Ne5 27. Kc2 cxd5 28. Ng3 Bg4 29. Bxd5 f6 30. Ne4 b6 31. Nc3 a6 32. Na2 Rh8 33. Rf2 Rh5 34. Be4 Nc6 35. Rg2 Rg5 36. Kd2 Ne7 37. Nb4 a5 38. Nd5+ Nxd5 39. cxd5 Kd6 40. Ke3 Bd1 41. Rd2 Bxb3 42. Kf4 Rg1 43. Bf3 Ba4 44. Re2 Bd7 45. Rh2 b5 46. Rh8 a4 47. Ra8 b4 48. Ra6+ Kc5 49. Ra5+ Kb6 50. Ra8 g5+ 51. Ke3 Rb1 52. Be4 Rxb2 53. Rf8 a3 54. Rxf6+ Kc5 55. Ra6 a2 56. f6 Be8 57. d6 Rb3+ 58. Kd2 Ra3 59. Rxa3 bxa3 60. d7 Bxd7 61. f7 a1Q 62. f8Q+ Kb5 63. Qb8+ Kc4 64. Bd3+ Kd5 65. Qg8+ Kd6 66. Qf8+ Kc7 67. Qc5+ Kd8 68. Qf8+ Kc7 69. Qc5+ Bc6 70. Qa7+ Kd6 71. Qb8+ Kc5 72. Qf8+ Kd5 73. Qd8+ Kc5 74. Qf8+ Kb6 75. Qb8+ Bb7 76. Qd6+ Ka7 77. Qc5+ Kb8 78. Qd6+ Ka8 79. Qd8+ Ka7 80. Qa5+ Kb8 81. Qd8+ Ka7 1/2-1/2

[Event "South FR-ch"]
[White "Onischenko, Leonid"]
[Black "Kvasov, Alexey"]
[Site "Maikop"]
[Round "7"]
[Result "1-0"]
[Date "2018.03.30"]
[ECO "E16"]
[WhiteElo "1862"]
[BlackElo "1979"]
[PlyCount "175"]
[EventDate "2018.03.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. Bf4 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. c4 d5 8. Ne5 Nbd7 9. Nc3 c6 10. b3 Nh5 11. Nxd7 Qxd7 12. Bc1 g6 13. Bb2 f5 14. e3 Rad8 15. Re1 Nf6 16. Rc1 dxc4 17. bxc4 c5 18. Qb3 Bxg2 19. Kxg2 cxd4 20. exd4 Qc6+ 21. d5 exd5 22. Nxd5 Bc5 23. Qc3 Rxd5 24. cxd5 Qxd5+ 25. Kg1 h5 26. Re5 Qc6 27. Rce1 Rc8 28. Rxc5 bxc5 29. Qxf6 Qxf6 30. Bxf6 Kf7 31. Be5 c4 32. f4 Ke6 33. Kf2 Kd5 34. Ke3 Rc6 35. Rb1 Ra6 36. Rb5+ Kc6 37. Rb2 Kd5 38. Rd2+ Kc5 39. Bd4+ Kc6 40. Ke2 h4 41. Kf2 Ra3 42. gxh4 a6 43. Be5 Kb5 44. Ke2 Rh3 45. Kd1 Ra3 46. Kc1 Rh3 47. Kb2 Rxh4 48. Kc3 Rh3+ 49. Kd4 c3 50. Rc2 Kb4 51. Bd6+ Kb5 52. Rxc3 Rxh2 53. a3 Rg2 54. Ke5 g5 55. Kxf5 gxf4 56. Bxf4 Re2 57. Be5 Re1 58. Ke6 Kb6 59. Kd5 Rd1+ 60. Bd4+ Kb7 61. Rh3 Rc1 62. Bc5 Rd1+ 63. Kc4 Rc1+ 64. Kb4 Rb1+ 65. Ka4 Rb5 66. Bb4 Rf5 67. Kb3 Rf4 68. Rh7+ Kb6 69. a4 Rg4 70. a5+ Kc6 71. Ra7 Rg8 72. Rxa6+ Kb7 73. Re6 Rh8 74. Kc4 Rg8 75. Kb5 Ka8 76. Kc6 Rc8+ 77. Kd7 Rg8 78. Kc7 Rg7+ 79. Be7 Ka7 80. Kc6 Rg8 81. Rf6 Rc8+ 82. Kd7 Rg8 83. Bf8 Rg5 84. Kc6 Rg8 85. Kc7 Rg5 86. Rc6 Rxa5 87. Bc5+ Ka8 88. Kb6 1-0

[Event "South FR-ch"]
[White "Kadilin, Alexander"]
[Black "Onischenko, Leonid"]
[Site "Maikop"]
[Round "6"]
[Result "1-0"]
[Date "2018.03.29"]
[ECO "B00"]
[WhiteElo "2059"]
[BlackElo "1862"]
[PlyCount "85"]
[EventDate "2018.03.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 e6 2. e4 b6 3. Bd3 Bb7 4. Nd2 c5 5. c3 d5 6. e5 Nc6 7. Ngf3 cxd4 8. cxd4 Nb4 9. Bb5+ Bc6 10. Be2 a5 11. a3 Na6 12. b3 Nc7 13. Qc2 Qd7 14. 0-0 Bb5 15. Bxb5 Nxb5 16. Bb2 Be7 17. Rfc1 Bd8 18. Qd3 Ne7 19. Rc2 0-0 20. Rac1 Ng6 21. a4 Nc7 22. Ba3 Re8 23. Nb1 Na6 24. Qb5 Qxb5 25. axb5 Nb4 26. Rc8 Be7 27. Rxe8+ Rxe8 28. g3 h6 29. Rc7 Rb8 30. Nc3 Bd8 31. Ra7 Ne7 32. Bxb4 axb4 33. Na2 Nc8 34. Ra4 Be7 35. Ne1 Kf8 36. Nd3 f6 37. Naxb4 Bxb4 38. Nxb4 fxe5 39. Nc6 Rb7 40. Ra8 Rc7 41. dxe5 Kf7 42. Rb8 Kg6 43. Rxc8 1-0

[Event "South FR-ch"]
[White "Onischenko, Leonid"]
[Black "Osipov, Aleksandr"]
[Site "Maikop"]
[Round "5"]
[Result "1/2-1/2"]
[Date "2018.03.28"]
[ECO "D02"]
[WhiteElo "1862"]
[BlackElo "2015"]
[PlyCount "83"]
[EventDate "2018.03.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. Bf4 e6 4. c3 c5 5. e3 Nc6 6. Nbd2 Bd6 7. Bg3 0-0 8. Be2 b6 9. 0-0 Bxg3 10. hxg3 Qe7 11. Re1 Bb7 12. a4 Rfd8 13. Qb3 Rac8 14. Ne5 Nxe5 15. dxe5 Nd7 16. f4 f6 17. exf6 Nxf6 18. a5 e5 19. Bf3 e4 20. Be2 Qe6 21. axb6 axb6 22. Ra7 Rd7 23. Rxb7 Rxb7 24. Ba6 Rbb8 25. Bxc8 Rxc8 26. Ra1 Rd8 27. Ra6 Rd6 28. Qa4 Qg4 29. Kf2 h5 30. Ra8+ Kh7 31. Nf1 h4 32. gxh4 Qxh4+ 33. g3 Qg4 34. Qc2 d4 35. Qe2 dxe3+ 36. Nxe3 Qh3 37. Nf1 Rd3 38. Rf8 c4 39. Rxf6 gxf6 40. Qxe4+ Kg7 41. Qe7+ Kg6 42. Qe8+ 1/2-1/2

[Event "South FR-ch"]
[White "Pshmahov, Osman"]
[Black "Onischenko, Leonid"]
[Site "Maikop"]
[Round "4"]
[Result "1-0"]
[Date "2018.03.27"]
[ECO "C02"]
[WhiteElo "2143"]
[BlackElo "1862"]
[PlyCount "86"]
[EventDate "2018.03.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 c5 3. c3 Nc6 4. e4 d5 5. e5 Qb6 6. a3 a5 7. Bd3 f6 8. 0-0 f5 9. Kh1 Bd7 10. Bc2 g6 11. Ba4 c4 12. Nbd2 Qa6 13. Bc2 a4 14. Rg1 Nh6 15. Nf1 b5 16. Bg5 Ng4 17. Qd2 h5 18. Nh4 Kf7 19. f3 Nh6 20. Ng3 Ng8 21. Ne2 Bh6 22. g4 hxg4 23. fxg4 Bg7 24. Raf1 Nge7 25. gxf5 Nxf5 26. Nxg6 Rh7 27. Nh4 Rah8 28. Ng3 Nce7 29. Bxe7 Kxe7 30. Ng6+ Kd8 31. Nxh8 Bxh8 32. Qg5+ Kc7 33. Nxf5 exf5 34. Qg6 Qxg6 35. Rxg6 Rh5 36. e6 Be8 37. Rg8 Bc6 38. e7 Be5 39. dxe5 d4+ 40. Kg1 d3 41. Bd1 Rh6 42. e8Q Bxe8 43. Rxe8 Rg6+ 1-0

[Event "South FR-ch"]
[White "Arutyunov, Artyom"]
[Black "Onischenko, Leonid"]
[Site "Maikop"]
[Round "3"]
[Result "0-1"]
[Date "2018.03.26"]
[ECO "B01"]
[WhiteElo "2005"]
[BlackElo "1862"]
[PlyCount "66"]
[EventDate "2018.03.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Bf5 6. Ne5 Nf6 7. g4 Be6 8. Nc4 Bxc4 9. Bxc4 e6 10. Bd2 Qb6 11. Ne2 Nxg4 12. Bb3 Nd7 13. Nf4 Ngf6 14. Be3 Nd5 15. Nxd5 cxd5 16. Qf3 a5 17. a4 Bb4+ 18. Kf1 Rc8 19. Rg1 g6 20. Rd1 Bf8 21. Re1 Be7 22. h4 Nf6 23. h5 Ne4 24. Qh3 Rg8 25. Bxd5 Nf6 26. hxg6 Qa6+ 27. c4 Rxg6 28. Rxg6 hxg6 29. Kg1 Nxd5 30. cxd5 Kd7 31. Bf4 Qc4 32. dxe6+ fxe6 33. b3 Qc6 0-1

[Event "South FR-ch"]
[White "Onischenko, Leonid"]
[Black "Pushkov, Nikolai"]
[Site "Maikop"]
[Round "2"]
[Result "0-1"]
[Date "2018.03.25"]
[ECO "D00"]
[WhiteElo "1862"]
[BlackElo "2304"]
[PlyCount "102"]
[EventDate "2018.03.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 e6 4. a3 Be7 5. e3 0-0 6. Nf3 b6 7. Bd3 Bb7 8. 0-0 Nbd7 9. Ne2 Ne4 10. Ne5 f6 11. Nxd7 Qxd7 12. f3 Nd6 13. c3 g5 14. Bg3 Nf5 15. Bf2 Bd6 16. e4 Ng7 17. Qc2 f5 18. c4 dxc4 19. Bxc4 Kh8 20. Rac1 fxe4 21. fxe4 Rac8 22. Be3 c5 23. Qd2 cxd4 24. Qxd4 Qe7 25. b4 Rcd8 26. Qb2 Bxe4 27. Ng3 Bg6 28. Rfe1 Bf4 29. Bxf4 gxf4 30. Rxe6 Qd7 31. Ne4 Qd4+ 32. Qxd4 Rxd4 33. Rxg6 hxg6 34. Ng5 Nf5 35. Bb3 Re8 36. Rc7 Re7 37. Rc8+ Kg7 38. Ne6+ Kf6 39. Nxd4 Nxd4 40. Bd5 Re5 41. Bg8 Re1+ 42. Kf2 Re2+ 43. Kf1 Rc2 44. Ra8 Nf5 45. Rxa7 Ne3+ 46. Ke1 Nxg2+ 47. Kf1 Ne3+ 48. Ke1 Rxh2 49. Rb7 Ke5 50. Bf7 f3 51. Re7+ Kf4 0-1

[Event "South FR-ch"]
[White "Dobrovolsky, Oleg"]
[Black "Onischenko, Leonid"]
[Site "Maikop"]
[Round "1"]
[Result "0-1"]
[Date "2018.03.24"]
[ECO "E09"]
[WhiteElo "2253"]
[BlackElo "1862"]
[PlyCount "152"]
[EventDate "2018.03.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. g3 d5 4. Nf3 c6 5. Qc2 Be7 6. Bg2 0-0 7. 0-0 Nbd7 8. Nbd2 b6 9. e4 dxe4 10. Nxe4 Bb7 11. Rd1 Qc8 12. Bf4 Nxe4 13. Qxe4 Nf6 14. Qe2 Re8 15. Bh3 h6 16. Be3 Qc7 17. c5 Nd5 18. Rac1 Rad8 19. Bd2 bxc5 20. dxc5 Bf6 21. Qe1 Rd7 22. Ba5 Qb8 23. Rc2 Ba6 24. Nd4 Qc8 25. Rcd2 g6 26. Qe4 Kg7 27. Qc2 Bg5 28. f4 Bd8 29. Bxd8 Rexd8 30. Bg2 e5 31. Bxd5 Rxd5 32. Nf3 exf4 33. Qc3+ Kg8 34. Rxd5 cxd5 35. Rd4 fxg3 36. hxg3 Qh3 37. Qe1 Bb5 38. Rh4 Qf5 39. Nd4 Qd7 40. Rxh6 Re8 41. Qf2 Kg7 42. Qh2 Re1+ 43. Kg2 Re4 44. Rh7+ Kf6 45. Qh6 Qe8 46. Qg7+ Kg5 47. Nf3+ Kg4 48. Rh4+ Kf5 49. Nd4+ Kg5 50. Qh6+ Kf6 51. Rf4+ Rxf4 52. Qxf4+ Kg7 53. b4 Bd3 54. c6 Qe1 55. Qf2 Be4+ 56. Nf3 Qxb4 57. Kh2 Bxf3 58. Qxf3 Qc5 59. c7 Qxc7 60. Qxd5 Qc2+ 61. Kg1 Qc3 62. Kh2 a5 63. a4 Qc2+ 64. Kg1 Qxa4 65. Qe5+ Kh7 66. Qc7 Qd1+ 67. Kf2 Qd5 68. Qa7 Kg7 69. Kg1 Qf5 70. Qd4+ Qf6 71. Qa4 Qg5 72. Kg2 Qd5+ 73. Kg1 Kf6 74. Qf4+ Ke6 75. Qg4+ Kd6 76. Kh2 Qh5+ 0-1

