[Event "Chigorin Memorial 28th"]
[Site "St Petersburg"]
[Date "2021.10.31"]
[Round "9"]
[White "Osipenko, Ivan"]
[Black "Kharrasov, Dmitrii"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "1753"]
[BlackElo "1416"]
[PlyCount "114"]
[EventDate "2021.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 c6 7. Nbd2 b6 8. Qc2 c5 9. Rd1 Bb7 10. cxd5 exd5 11. dxc5 bxc5 12. Nb3 Na6 13. Bd2 Rc8 14. Bh3 Rb8 15. Bf4 Bd6 16. Bxd6 Qxd6 17. Rac1 Nb4 18. Qb1 Ne4 19. a3 Na6 20. Na5 Qb6 21. Nxb7 Qxb7 22. Qd3 Nc7 23. b4 c4 24. Qd4 Qb6 25. Ne5 Qxd4 26. Rxd4 Nf6 27. Nd7 Nxd7 28. Bxd7 Rfd8 29. Bc6 f5 30. Rcd1 g6 31. Bxd5+ Nxd5 32. Rxd5 Rxd5 33. Rxd5 Rc8 34. Rd2 c3 35. Rc2 Kf7 36. Kf1 Ke6 37. Ke1 Kd5 38. a4 Kc4 39. Kd1 Rd8+ 40. Kc1 Kxb4 41. f3 Kb3 42. e3 Rd5 43. Re2 Ra5 44. e4 Rxa4 45. Kb1 fxe4 46. fxe4 Ra6 47. e5 Re6 48. Re4 a5 49. h4 a4 50. g4 a3 51. Re2 a2+ 52. Ka1 c2 53. Re3+ Kc4 54. Re1 Rxe5 55. Rc1 Kc3 56. h5 Rb5 57. hxg6 hxg6 0-1

[Event "Chigorin Memorial 28th"]
[Site "St Petersburg"]
[Date "2021.10.30"]
[Round "8"]
[White "Kobets, Vasily"]
[Black "Osipenko, Ivan"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1274"]
[BlackElo "1753"]
[PlyCount "96"]
[EventDate "2021.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. c3 Bd6 6. h3 Nge7 7. Nf3 0-0 8. Qc2 h6 9. 0-0 Be6 10. Re1 Qd7 11. Ne5 Nxe5 12. dxe5 Bc5 13. Be3 Bxe3 14. Rxe3 Bf5 15. Bxf5 Nxf5 16. Re1 Rfe8 17. Nd2 Nh4 18. Kh2 Ng6 19. Nf3 c6 20. Re3 Re7 21. Rae1 Rae8 22. g3 c5 23. R3e2 b5 24. Qd3 a5 25. e6 Rxe6 26. Rxe6 Rxe6 27. Rxe6 Qxe6 28. Qxb5 Qe4 29. Kg2 c4 30. Qb8+ Kh7 31. Qd6 f5 32. h4 h5 33. Qc5 Nxh4+ 34. gxh4 Qg4+ 35. Kf1 Qxf3 36. Qxa5 Qd1+ 37. Kg2 Qg4+ 38. Kf1 Qd1+ 39. Kg2 f4 40. Qd8 Qg4+ 41. Kf1 f3 42. Qxd5 Qg2+ 43. Ke1 Qg1+ 44. Kd2 Qxf2+ 45. Kc1 Qe1+ 46. Kc2 Qe2+ 47. Qd2 Qe4+ 48. Kd1 Qb1+ 0-1

[Event "Chigorin Memorial 28th"]
[Site "St Petersburg"]
[Date "2021.10.29"]
[Round "7"]
[White "Kramarenko, Ekaterina"]
[Black "Osipenko, Ivan"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1488"]
[BlackElo "1753"]
[PlyCount "120"]
[EventDate "2021.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. Bd3 cxd4 7. cxd4 Nf5 8. Bxf5 exf5 9. 0-0 Be7 10. Nc3 Be6 11. Bd2 g5 12. Nb5 g4 13. Ne1 a6 14. Nd6+ Bxd6 15. exd6 Qxd6 16. Nd3 Ne7 17. Bf4 Qb6 18. Be5 Rg8 19. Nf4 Ng6 20. Nxg6 hxg6 21. Qd2 Qd8 22. Rfe1 f6 23. Bg3 Kf7 24. Qb4 Qd7 25. Bd6 Rgd8 26. Bc5 f4 27. Qd2 g5 28. Rac1 Rh8 29. Qd3 Bf5 30. Qb3 Be4 31. Rxe4 Rae8 32. Rxe8 Rxe8 33. h3 f3 34. hxg4 fxg2 35. Qh3 Kg8 36. Qh5 Qe6 37. Qg6+ Kh8 38. Rc3 Qe1+ 39. Kxg2 Qe4+ 40. Qxe4 Rxe4 41. Kf3 Kg7 42. Re3 Rf4+ 43. Kg3 Kg6 44. f3 f5 45. Bd6 Rxd4 46. Re6+ Kf7 47. Re7+ Kg6 48. gxf5+ Kxf5 49. Rxb7 g4 50. Rb4 Rd1 51. fxg4+ Ke6 52. Bc5 a5 53. Rd4 Rb1 54. Rd2 Rc1 55. Bd4 a4 56. g5 Kf5 57. Rf2+ Ke4 58. Rf4+ Kd3 59. g6 Rc6 60. g7 Rg6+ 1-0

[Event "Chigorin Memorial 28th"]
[Site "St Petersburg"]
[Date "2021.10.28"]
[Round "6"]
[White "Osipenko, Ivan"]
[Black "Klepikov, Nikita"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "1753"]
[BlackElo "2199"]
[PlyCount "62"]
[EventDate "2021.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. Bg5 Ne4 4. Bh4 c5 5. Nbd2 Nxd2 6. Qxd2 cxd4 7. Nxd4 g6 8. e4 Bg7 9. c3 0-0 10. Bc4 Nd7 11. 0-0 a6 12. a4 Qc7 13. Bb3 Nc5 14. Bc2 Re8 15. f3 Bd7 16. Ne2 b5 17. a5 Nb7 18. Nf4 e6 19. Rfd1 g5 20. Nd5 exd5 21. Qxg5 Re5 22. Qg3 Kh8 23. f4 Qc5+ 24. Kh1 Rxe4 25. Qg5 h6 26. Qh5 Rxf4 27. Rxd5 Qc4 28. Bd3 Rxh4 29. Bxc4 Rxh5 30. Rxh5 bxc4 31. Rd1 Bg4 0-1

[Event "Chigorin Memorial 28th"]
[Site "St Petersburg"]
[Date "2021.10.27"]
[Round "5"]
[White "Osipenko, Ivan"]
[Black "Koval, Nikita O"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "1753"]
[BlackElo "1340"]
[PlyCount "111"]
[EventDate "2021.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b6 3. g3 e6 4. Bg2 d5 5. 0-0 Be7 6. c4 c6 7. Nbd2 0-0 8. Qc2 c5 9. Rd1 Bb7 10. cxd5 exd5 11. Ne5 Nc6 12. Ndf3 Rc8 13. Nxc6 Bxc6 14. Ne5 Bb7 15. Qa4 a6 16. dxc5 bxc5 17. Bg5 Qc7 18. Nd3 d4 19. Bxb7 Qxb7 20. Rac1 Qb6 21. b3 h6 22. Bxf6 Bxf6 23. Qc4 Be7 24. Rc2 Bd6 25. Rdc1 a5 26. Qd5 Rfd8 27. Qf5 g6 28. Qf6 Rc6 29. Qf3 Rdc8 30. Nb2 Be7 31. Nc4 Qc7 32. h4 h5 33. Nb2 Rf6 34. Qg2 Bd6 35. Nd3 Rf5 36. Rc4 Re8 37. R1c2 Qb6 38. Kh2 Kg7 39. Qg1 Qd8 40. Kh1 Qa8+ 41. Qg2 Qa6 42. a3 Qb6 43. Rb2 Qb5 44. Kh2 Kh7 45. Qh1 Rxe2 46. Rxe2 Qxb3 47. Rcc2 Qxd3 48. Qc6 Qxa3 49. Ra2 Bxg3+ 50. fxg3 Qb4 51. Rf2 Qc4 52. Qe4 Qb3 53. Rab2 Rxf2+ 54. Rxf2 d3 55. Qe7 Kg7 56. Qxc5 1-0

[Event "Chigorin Memorial 28th"]
[Site "St Petersburg"]
[Date "2021.10.26"]
[Round "4"]
[White "Karmanova, Olga Dm"]
[Black "Osipenko, Ivan"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "2001"]
[BlackElo "1753"]
[PlyCount "57"]
[EventDate "2021.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. e4 Qa5 8. Bd2 d6 9. a4 Nxa6 10. Bb5+ Bd7 11. Nf3 0-0 12. 0-0 Nc7 13. e5 dxe5 14. Ne4 Qb6 15. Nxf6+ Bxf6 16. Bxd7 e4 17. Ng5 Qxb2 18. Bc6 Rad8 19. Bf4 Qxa1 20. Qxa1 Bxa1 21. Bxc7 Rc8 22. Bb6 Bd4 23. a5 Rb8 24. Nxe4 e6 25. d6 f5 26. Ng5 e5 27. d7 h6 28. Ne6 Rf6 29. Bd5 1-0

[Event "Chigorin Memorial 28th"]
[Site "St Petersburg"]
[Date "2021.10.25"]
[Round "3"]
[White "Kiseleva, Arina"]
[Black "Osipenko, Ivan"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "1970"]
[BlackElo "1753"]
[PlyCount "106"]
[EventDate "2021.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 g6 4. e4 d6 5. Be2 Bg7 6. d3 Nc6 7. h3 0-0 8. Bg5 Nd7 9. Qd2 Nde5 10. Bh6 Nxf3+ 11. gxf3 Nd4 12. Bxg7 Kxg7 13. h4 h5 14. f4 e6 15. Nb5 Nxe2 16. Qxe2 a6 17. Nc3 Qf6 18. Qe3 b6 19. e5 dxe5 20. fxe5 Qf5 21. Rg1 Rd8 22. 0-0-0 Bb7 23. f4 Rd4 24. Ne2 Rad8 25. Nxd4 Rxd4 26. Rgf1 b5 27. b3 Bc6 28. Qg3 Kg8 29. Rf2 a5 30. Kd2 bxc4 31. bxc4 Ba4 32. Rc1 Bc6 33. Rc3 a4 34. a3 Qe4 35. Rc1 Bb7 36. Qe3 Qc6 37. Rb1 Qc7 38. Ke2 Rd7 39. Rb5 Rd4 40. Qc1 Ba6 41. Rb1 Qd8 42. Qc2 Qxh4 43. Ke3 Qd8 44. Ke2 Qh4 45. Rb6 Qg4+ 46. Ke3 Qg3+ 47. Ke2 Qg4+ 48. Ke3 Qg3+ 49. Rf3 Qg1+ 50. Qf2 Qc1+ 51. Qd2 Qg1+ 52. Qf2 Qc1+ 53. Qd2 Qg1+ 1/2-1/2

[Event "Chigorin Memorial 28th"]
[Site "St Petersburg"]
[Date "2021.10.24"]
[Round "2"]
[White "Osipenko, Ivan"]
[Black "Mokshanov, Alexey"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "1753"]
[BlackElo "2444"]
[PlyCount "122"]
[EventDate "2021.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 c5 7. 0-0 0-0 8. Nc3 d6 9. dxc5 bxc5 10. Qc2 Qe7 11. Rfd1 Rd8 12. Bf4 Bxc3 13. Qxc3 Nc6 14. a3 h6 15. b4 e5 16. Bc1 Nd4 17. Nxd4 exd4 18. Qc2 Bxg2 19. Kxg2 Ng4 20. h3 Ne5 21. Qe4 Qf6 22. Qd5 Nd7 23. e3 Nb6 24. Qe4 d3 25. Bd2 d5 26. cxd5 c4 27. Rac1 Rac8 28. Bc3 Qd6 29. Bd4 Qxd5 30. Qxd5 Rxd5 31. a4 Rdd8 32. a5 Na4 33. Bc3 a6 34. Kf1 Rb8 35. Bd2 Rbc8 36. Ra1 Nb2 37. Rdb1 c3 38. Bxc3 Nc4 39. Rb3 Nd6 40. Bd4 Ne4 41. Rb2 d2 42. Rd1 Rc1 43. Ke2 Rdc8 44. Bc5 Nc3+ 45. Kxd2 Rxd1+ 46. Kxc3 f6 47. Rd2 Rxd2 48. Kxd2 Kf7 49. Kd3 Ke6 50. Ke4 Rd8 51. g4 g6 52. f4 f5+ 53. Kf3 Rd2 54. Kg3 Kd5 55. gxf5 gxf5 56. Kh4 Rh2 57. Kg3 Rh1 58. Bf8 h5 59. Kh4 Ke4 60. Bc5 Rh2 61. Kxh5 Rxh3+ 1/2-1/2

[Event "Chigorin Memorial 28th"]
[Site "St Petersburg"]
[Date "2021.10.23"]
[Round "1"]
[White "Kundianok, Vladislav"]
[Black "Osipenko, Ivan"]
[Result "1-0"]
[ECO "A77"]
[WhiteElo "2198"]
[BlackElo "1753"]
[PlyCount "65"]
[EventDate "2021.10.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Nd2 Bg7 8. e4 0-0 9. Be2 Re8 10. 0-0 b6 11. f3 Ba6 12. Bxa6 Nxa6 13. Nc4 Qd7 14. a4 Nc7 15. Bf4 Bf8 16. Bg5 Nh5 17. g4 Ng7 18. e5 Reb8 19. Re1 Nge8 20. Qe2 Bg7 21. Rad1 a6 22. Bf4 b5 23. exd6 Nxd5 24. Nxd5 bxc4 25. Qe7 Ra7 26. Qxd7 Rxd7 27. Nb6 Nf6 28. Nxd7 Nxd7 29. Re7 Rd8 30. Rde1 Kf8 31. Bd2 Nf6 32. Ba5 Rxd6 33. g5 1-0

