[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2019.08.22"]
[Round "9"]
[White "Oskin, Iakov"]
[Black "Vozmilov, Lev"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1507"]
[BlackElo "1681"]
[PlyCount "98"]
[EventDate "2019.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 192"]
[Source "ChessBase"]
[SourceDate "2019.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c4 a6 4. a4 Nf6 5. Bg5 Be7 6. Nc3 h6 7. Bh4 0-0 8. e3 Nbd7 9. cxd5 exd5 10. Bd3 c6 11. 0-0 Ne4 12. Bxe7 Qxe7 13. Nd2 f5 14. Qc2 Ndf6 15. Rae1 Be6 16. Rb1 Rae8 17. b4 Bc8 18. b5 axb5 19. axb5 Ng4 20. Bxe4 fxe4 21. h3 Nf6 22. bxc6 bxc6 23. Na4 Ba6 24. Qxc6 Bxf1 25. Rb7 Qe6 26. Qc7 Rf7 27. Qxf7+ Qxf7 28. Rxf7 Kxf7 29. Kxf1 Nd7 30. Nb3 Ra8 31. Nbc5 Nxc5 32. Nxc5 Ra1+ 33. Ke2 Ra2+ 34. Kf1 Ke7 35. g3 Kd6 36. Kg2 Kc6 37. Ne6 g5 38. Nd8+ Kb5 39. Nf7 Ra6 40. Ne5 Kb4 41. h4 gxh4 42. gxh4 Kc3 43. f3 Kd2 44. Kf2 exf3 45. Nxf3+ Kd3 46. Ne5+ Ke4 47. Ng4 h5 48. Ne5 Ra2+ 49. Kg3 Kxe3 0-1

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2019.08.21"]
[Round "8"]
[White "Rakovskih, Matvey"]
[Black "Oskin, Iakov"]
[Result "0-1"]
[ECO "B75"]
[WhiteElo "1288"]
[BlackElo "1507"]
[PlyCount "30"]
[EventDate "2019.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 192"]
[Source "ChessBase"]
[SourceDate "2019.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 g6 7. Be3 Bg7 8. Qd2 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Bb5 Bd7 12. 0-0-0 Qxa2 13. Qc3 0-0 14. Qc5 Nxd4 15. Bxd7 Nb3+ 0-1

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2019.08.20"]
[Round "7"]
[White "Pereverzev, Timofei"]
[Black "Oskin, Iakov"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1306"]
[BlackElo "1507"]
[PlyCount "123"]
[EventDate "2019.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 192"]
[Source "ChessBase"]
[SourceDate "2019.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.31"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 dxc4 5. Qa4+ Nbd7 6. Qxc4 c5 7. 0-0 a6 8. Qc2 b5 9. Nd4 Nd5 10. Nf3 Bb7 11. Nc3 Qb6 12. Nxd5 Bxd5 13. d3 Nf6 14. Bd2 Be7 15. Rac1 0-0 16. Be3 Nd7 17. d4 Rfc8 18. Qd2 Ra7 19. dxc5 Bxc5 20. b4 Rac7 21. bxc5 Nxc5 22. Ne5 Bxg2 23. Kxg2 Qb7+ 24. f3 h6 25. Bxc5 Rxc5 26. Rxc5 Rxc5 27. Qd8+ Kh7 28. Nd7 Rd5 29. Nf8+ Kg8 30. Qe8 Rd2 31. Nxe6+ Kh7 32. Nf8+ Kg8 33. Ng6+ Kh7 34. Nf4 g5 35. Qe3 Qd7 36. Nd3 Rc2 37. Qe4+ f5 38. Qe3 a5 39. Kf2 b4 40. Nc5 Qa7 41. Nb3 Qc7 42. Rc1 a4 43. Rxc2 Qxc2 44. Qe7+ Kg6 45. Qe8+ Kg7 46. Qxa4 g4 47. Qd7+ Kf6 48. Qd6+ Kg7 49. Qe7+ Kg6 50. fxg4 fxg4 51. Qxb4 Qxa2 52. Qxg4+ Kh7 53. Nd4 Qa7 54. Qe4+ Kg7 55. Kg2 Qb8 56. Qe7+ Kg6 57. Qe6+ Kh7 58. Nf5 Qb7+ 59. Kh3 Qc7 60. Qf6 Kg8 61. Qg6+ Kf8 62. Qf6+ 1-0

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2019.08.19"]
[Round "6"]
[White "Oskin, Iakov"]
[Black "Podgornova, Anna A"]
[Result "0-1"]
[ECO "D26"]
[WhiteElo "1507"]
[BlackElo "1848"]
[PlyCount "128"]
[EventDate "2019.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 192"]
[Source "ChessBase"]
[SourceDate "2019.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e3 c5 6. Bxc4 a6 7. a4 b6 8. 0-0 Bb7 9. Ne5 cxd4 10. Qxd4 Qxd4 11. exd4 Bb4 12. Be3 0-0 13. Rfd1 Rd8 14. Nd3 Nc6 15. d5 exd5 16. Nxb4 Nxb4 17. Bxb6 Rd6 18. Bc5 Rc6 19. Bxb4 Rxc4 20. Be7 d4 21. Bxf6 gxf6 22. Ne2 Rd8 23. h3 a5 24. Nc3 Rb4 25. Rd2 Bc6 26. Ra3 Rd7 27. Ne2 Be4 28. f3 Bg6 29. Kf2 Kf8 30. Nf4 Rdb7 31. Nxg6+ fxg6 32. b3 Ke7 33. Rd3 Ke6 34. Ke2 Ke5 35. h4 Kf4 36. Kf2 Ke5 37. g3 Rc7 38. g4 Rc2+ 39. Kg3 Rc3 40. Rd2 Rbxb3 41. Rxb3 Rxb3 42. Ra2 d3 43. Kf2 Kd4 44. h5 Rc3 45. Rd2 Ra3 46. hxg6 hxg6 47. f4 Rxa4 48. f5 gxf5 49. gxf5 Rc4 50. Kf3 Rc2 51. Rd1 Kc3 52. Ra1 d2 53. Ke2 Rc1 54. Ra3+ Kb2 55. Kxd2 Kxa3 56. Kxc1 Kb3 57. Kb1 Kc3 58. Ka2 Kd2 59. Ka3 Ke3 60. Ka4 Ke4 61. Kxa5 Kxf5 62. Kb4 Ke4 63. Kc3 Ke3 64. Kc2 Ke2 0-1

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2019.08.18"]
[Round "5"]
[White "Oskin, Iakov"]
[Black "Kombar, Mariya"]
[Result "0-1"]
[ECO "E73"]
[WhiteElo "1507"]
[BlackElo "1804"]
[PlyCount "108"]
[EventDate "2019.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 192"]
[Source "ChessBase"]
[SourceDate "2019.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 h6 7. Be3 e5 8. d5 b6 9. Qd2 Kh7 10. f3 a5 11. g4 h5 12. h4 Na6 13. Nh3 Nc5 14. gxh5 Nxh5 15. Ng5+ Kg8 16. 0-0-0 Bd7 17. Rdg1 a4 18. f4 exf4 19. Bxc5 bxc5 20. Bxh5 gxh5 21. Qxf4 a3 22. b3 f5 23. Qf3 Qf6 24. Qxh5 Bh6 25. Kc2 Be8 26. Ne6+ Kh8 27. Qe2 Bg6 28. Nxf8 Rxf8 29. h5 Bh7 30. Rg6 Bxg6 31. hxg6 Qxg6 32. Qh2 Rf6 33. Rg1 Qf7 34. exf5 Qd7 35. Rf1 Kh7 36. Qh5 Qg7 37. Rf2 Qg1 38. Qe2 Qg7 39. Rg2 Qf7 40. Rf2 Kh8 41. Qg4 Bg7 42. Rh2+ Kg8 43. Rf2 Rh6 44. Qg3 Qf6 45. Qe3 Kh7 46. Qd3 Rh4 47. Re2 Kg8 48. Rg2 Rf4 49. Qe3 Qxf5+ 50. Kc1 Kf8 51. Re2 Rf1+ 52. Re1 Rxe1+ 53. Qxe1 Bh6+ 54. Kd1 Qd3+ 0-1

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2019.08.17"]
[Round "4"]
[White "Pavlov, Mikhail"]
[Black "Oskin, Iakov"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "1896"]
[BlackElo "1507"]
[PlyCount "153"]
[EventDate "2019.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 192"]
[Source "ChessBase"]
[SourceDate "2019.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e6 6. d3 Nge7 7. Be3 Nd4 8. h4 Qb6 9. Rb1 h5 10. 0-0 d6 11. Qd2 0-0 12. Ne2 Nec6 13. Nexd4 cxd4 14. Bh6 e5 15. c3 Bg4 16. Nh2 Be6 17. c4 Qb4 18. Qg5 Qb6 19. f4 Qd8 20. Bxg7 Qxg5 21. hxg5 Kxg7 22. f5 Bd7 23. f6+ Kg8 24. b4 Rfb8 25. Rfc1 a5 26. b5 Nb4 27. Rb3 Nxa2 28. Ra1 Nc3 29. Nf3 Bg4 30. Nh2 Be6 31. Bf3 b6 32. Nf1 Kf8 33. Kg2 Ke8 34. Rba3 Kd7 35. Nd2 Rh8 36. Rh1 Rh7 37. Raa1 Rah8 38. Rh4 Bg4 39. Kf2 Bxf3 40. Nxf3 Rc8 41. Nd2 Rhh8 42. Nf3 Rc5 43. Rhh1 Re8 44. Nd2 Ke6 45. Ra3 Rc7 46. Rha1 Rh8 47. Rh1 Kd7 48. Nf3 Rcc8 49. Raa1 Rc5 50. Ne1 Ra8 51. Nc2 a4 52. Nb4 Ra5 53. Ra3 Nxe4+ 54. dxe4 Rxc4 55. Rb1 Rxb5 56. Rxa4 Rc2+ 57. Nxc2 Rxb1 58. Ra7+ Ke8 59. Na3 Rb2+ 60. Ke1 d3 61. Nc4 Rc2 62. Nxd6+ Kd8 63. Nxf7+ Ke8 64. Nxe5 Re2+ 65. Kd1 Rf2 66. f7+ Kd8 67. Nc6+ Kc8 68. f8Q+ Rxf8 69. Ra8+ Kd7 70. Rxf8 Kxc6 71. Rf6+ Kc5 72. Kd2 b5 73. Kxd3 b4 74. Rxg6 b3 75. Kc3 b2 76. Kxb2 h4 77. gxh4 1-0

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2019.08.16"]
[Round "3"]
[White "Oskin, Iakov"]
[Black "Romanov, Vasily"]
[Result "1/2-1/2"]
[ECO "D59"]
[WhiteElo "1507"]
[BlackElo "1906"]
[PlyCount "107"]
[EventDate "2019.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 192"]
[Source "ChessBase"]
[SourceDate "2019.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Be7 5. Bg5 h6 6. Bh4 0-0 7. e3 b6 8. cxd5 Nxd5 9. Bg3 c5 10. Bc4 Nxc3 11. bxc3 Bb7 12. 0-0 Nc6 13. Qe2 Na5 14. Ba6 Qc8 15. Bxb7 Qxb7 16. Rab1 Rac8 17. Ne5 Rfd8 18. Qb5 Nc6 19. a4 cxd4 20. Nxc6 Qxc6 21. cxd4 Bd6 22. a5 Bxg3 23. hxg3 Rd5 24. Qxc6 Rxc6 25. axb6 axb6 26. Rb4 e5 27. Rfb1 exd4 28. exd4 b5 29. Rxb5 Rxd4 30. R5b4 Rd2 31. R4b2 Rd3 32. Rb3 Rd2 33. R3b2 Rcd6 34. Rxd2 Rxd2 35. Kf1 g6 36. Ke1 Ra2 37. Rd1 Kg7 38. Rd2 Ra1+ 39. Ke2 Rg1 40. Rd1 Rxd1 41. Kxd1 Kf6 42. Ke2 Kf5 43. f3 h5 44. Kd3 Ke5 45. Ke3 Kf5 46. Kd3 g5 47. Ke3 g4 48. Kd4 f6 49. Kd5 gxf3 50. gxf3 Kg5 51. Ke6 h4 52. gxh4+ Kxh4 53. f4 Kg4 54. Kxf6 1/2-1/2

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2019.08.15"]
[Round "2"]
[White "Zolotyh, Lev"]
[Black "Oskin, Iakov"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "1919"]
[BlackElo "1507"]
[PlyCount "91"]
[EventDate "2019.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 192"]
[Source "ChessBase"]
[SourceDate "2019.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 g6 7. Be3 Bg7 8. f3 0-0 9. Qd2 d5 10. 0-0-0 Nxd4 11. Qxd4 e6 12. Qb4 b6 13. exd5 Nxd5 14. Nxd5 exd5 15. Bd4 Qg5+ 16. Kb1 Qxg2 17. Bd3 Qxf3 18. h4 Bxd4 19. Qxd4 Qh5 20. Rdg1 h6 21. Qf6 Bg4 22. Rg3 Rae8 23. Rhg1 Re6 24. Qd4 Be2 25. Bxe2 Qxe2 26. Qxd5 Qe1+ 27. Qd1 Rfe8 28. Rxe1 Rxe1 29. Kc1 Rxd1+ 30. Kxd1 Kg7 31. Rd3 Re7 32. c4 g5 33. hxg5 hxg5 34. b4 f5 35. c5 bxc5 36. bxc5 g4 37. Rc3 f4 38. c6 Rc7 39. Rc4 g3 40. Rxf4 Rxc6 41. Rg4+ Rg6 42. Rxg6+ Kxg6 43. Ke2 Kg5 44. Kf3 Kh4 45. Kg2 a5 46. a4 1/2-1/2

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2019.08.14"]
[Round "1"]
[White "Oskin, Iakov"]
[Black "Irgaliyev, Alikhan"]
[Result "0-1"]
[ECO "A51"]
[WhiteElo "1507"]
[BlackElo "2137"]
[PlyCount "106"]
[EventDate "2019.08.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 192"]
[Source "ChessBase"]
[SourceDate "2019.10.31"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. Bg5 h6 4. Bh4 exd4 5. Qxd4 Nc6 6. Qe3+ Qe7 7. Qxe7+ Bxe7 8. Nc3 Nd4 9. 0-0-0 Nf5 10. Bxf6 Bxf6 11. Nd5 Bd8 12. e4 Ne7 13. Be2 d6 14. h3 Ng6 15. g3 0-0 16. Ne3 Re8 17. Bd3 Bg5 18. Kd2 Ne5 19. Be2 Bxe3+ 20. Kxe3 f5 21. Nf3 Nd7 22. Nd2 Nf6 23. Bd3 fxe4 24. Nxe4 Bf5 25. f3 Re5 26. Kd4 Nxe4 27. Bxe4 Bxe4 28. fxe4 Rae8 29. Rde1 Kf7 30. Rhf1+ Ke6 31. Rf5 Kd7 32. Rf7+ R8e7 33. Rxe7+ Kxe7 34. Rf1 h5 35. g4 hxg4 36. hxg4 Rg5 37. Rg1 Ke6 38. Rg2 a5 39. a4 c6 40. b3 b5 41. Rg3 b4 42. Rg2 Re5 43. Rg3 Kf6 44. Rf3+ Kg5 45. Rf5+ Rxf5 46. gxf5 Kf4 47. c5 dxc5+ 48. Kxc5 Kxe4 49. Kb6 Kxf5 50. Kxa5 g5 51. Kxb4 g4 52. Kc5 g3 53. Kxc6 g2 0-1

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2018.08.23"]
[Round "9"]
[White "Oskin, Iakov"]
[Black "Nikolaev, Alexandr"]
[Result "0-1"]
[ECO "D14"]
[WhiteElo "1589"]
[BlackElo "1765"]
[PlyCount "116"]
[EventDate "2018.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nf6 5. Nc3 Nc6 6. Bf4 Bf5 7. Qb3 a6 8. e3 Na5 9. Qa4+ b5 10. Bxb5+ axb5 11. Nxb5 Bd7 12. Ne5 Bxb5 13. Qxb5+ Nd7 14. Rc1 e6 15. b4 Nc4 16. Nxc4 dxc4 17. Qxc4 Qb6 18. b5 Qa5+ 19. Kf1 Qxa2 20. Qxa2 Rxa2 21. Rb1 Be7 22. g3 0-0 23. b6 e5 24. dxe5 g5 25. e6 fxe6 26. Bc7 Rfxf2+ 27. Kg1 Rg2+ 28. Kf1 Raf2+ 29. Ke1 Rb2 30. Rxb2 Rxb2 31. Rf1 Bb4+ 32. Kd1 Ba5 33. Kc1 Ra2 34. Kb1 Rxh2 35. Rd1 Nxb6 36. Rd8+ Kf7 37. Rb8 Rh3 38. Rb7 Kf6 39. Bd8+ Kf5 40. Bxb6 Bxb6 41. Rxb6 Rxg3 42. Rb5+ Kg4 43. Re5 h5 44. Rxe6 h4 45. e4 h3 46. Rh6 Kf4 47. Kc1 g4 48. Kd1 Rg2 49. Rf6+ Kxe4 50. Re6+ Kf5 51. Re1 h2 52. Rf1+ Ke4 53. Re1+ Kd3 54. Kc1 Rg1 55. Rxg1 hxg1Q+ 56. Kb2 Qb6+ 57. Ka3 Kc3 58. Ka2 Qb2# 0-1

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2018.08.22"]
[Round "8"]
[White "Gyrgenova, Ekaterina"]
[Black "Oskin, Iakov"]
[Result "1-0"]
[ECO "D61"]
[WhiteElo "1738"]
[BlackElo "1589"]
[PlyCount "119"]
[EventDate "2018.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Be7 6. e3 h6 7. Bh4 Nbd7 8. Qc2 0-0 9. Bd3 dxc4 10. Bxc4 b5 11. Bd3 Bb7 12. 0-0 a6 13. Rfd1 Qb6 14. e4 c5 15. e5 Bxf3 16. gxf3 c4 17. Bf1 g5 18. exf6 Bxf6 19. Bg3 Bxd4 20. Ne2 e5 21. Qd2 Rfe8 22. Nxd4 exd4 23. Qxd4 Qxd4 24. Rxd4 Nf6 25. a4 Nh5 26. Rd5 Nxg3 27. fxg3 Rab8 28. axb5 Rxb5 29. Rd2 Reb8 30. Bxc4 Rxb2 31. Rxb2 Rxb2 32. Rxa6 Rb1+ 33. Kg2 Rc1 34. Ba2 Rc7 35. Bxf7+ Kxf7 36. Rxh6 Rc2+ 37. Kh3 Kg7 38. Ra6 Rc4 39. Re6 Rc2 40. Kg4 Rxh2 41. Kxg5 Ra2 42. Re7+ Kf8 43. Rb7 Ra3 44. Kg4 Ra6 45. f4 Rg6+ 46. Kh4 Rf6 47. Kg5 Rd6 48. f5 Rd3 49. g4 Rd6 50. f6 Rd8 51. Kg6 Kg8 52. g5 Kf8 53. Rh7 Kg8 54. f7+ Kf8 55. Rh8+ Ke7 56. Rxd8 Kxd8 57. f8Q+ Kd7 58. Qf6 Ke8 59. Qg7 Kd8 60. Qb7 1-0

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2018.08.21"]
[Round "7"]
[White "Oskin, Iakov"]
[Black "Khodko, Yurii N"]
[Result "0-1"]
[ECO "E74"]
[WhiteElo "1589"]
[BlackElo "1822"]
[PlyCount "92"]
[EventDate "2018.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 h6 7. Be3 c5 8. d5 a6 9. Qd2 Kh7 10. h4 b5 11. cxb5 axb5 12. Bxb5 Ng4 13. Bf4 Qa5 14. Be2 Ne5 15. Bxe5 Bxe5 16. Nf3 Bg7 17. h5 g5 18. Bd3 Ba6 19. e5+ Bxd3 20. Qxd3+ Kh8 21. exd6 exd6 22. 0-0 Nd7 23. Qf5 Ne5 24. Nxe5 Bxe5 25. Ne4 Kg7 26. Rab1 Qxa2 27. b3 Qe2 28. Nxc5 Qxh5 29. f4 Bd4+ 30. Rf2 Bxc5 31. Rbf1 Ra2 32. fxg5 Qxg5 33. Qd3 Rxf2 34. Rxf2 Qc1+ 35. Kh2 Bxf2 36. Qf3 Qg1+ 37. Kh3 Qh1+ 38. Kg4 Qh4+ 39. Kf5 Qg5+ 40. Ke4 Re8+ 41. Kd3 Re3+ 42. Kc4 Rxf3 43. gxf3 Qc1+ 44. Kb5 Qc5+ 45. Ka4 Be1 46. f4 Qa5# 0-1

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2018.08.20"]
[Round "6"]
[White "Nuritdinov, Nizomitdin"]
[Black "Oskin, Iakov"]
[Result "1/2-1/2"]
[ECO "D48"]
[WhiteElo "1798"]
[BlackElo "1589"]
[PlyCount "164"]
[EventDate "2018.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. c4 c6 5. Nc3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. 0-0 Bb7 10. a3 c5 11. Re1 Be7 12. b3 0-0 13. Bb2 cxd4 14. exd4 Nb6 15. Rc1 Nbd5 16. Nxd5 Bxd5 17. Ne5 Qb6 18. b4 Bd6 19. Re3 Qb7 20. Rg3 Rfc8 21. Qd2 Bxe5 22. dxe5 Ne4 23. Bxe4 Rxc1+ 24. Bxc1 Bxe4 25. h4 Bg6 26. Qg5 h6 27. Qf4 h5 28. Be3 Qe4 29. Qxe4 Bxe4 30. Bc5 Rd8 31. Bd6 Rc8 32. Re3 Rc4 33. f3 Bd5 34. Be7 Rc7 35. Bc5 Kh7 36. Kf2 a5 37. Kg3 axb4 38. axb4 Bc4 39. Kf4 Rd7 40. Kg5 Rd2 41. g3 Re2 42. Kxh5 Rxe3 43. Bxe3 Be2 44. Kg4 g6 45. Kf4 Bd3 46. Bc5 Be2 47. Bf8 Kg8 48. Be7 Kh7 49. Bf6 Kh6 50. Ke3 Bd1 51. Be7 Kh7 52. g4 Kg8 53. h5 gxh5 54. gxh5 Kh7 55. Bg5 Kg8 56. Kf4 Kh7 57. Be7 Kg8 58. h6 Kh7 59. Bf8 Kg6 60. Bg7 Bc2 61. Ke3 Bd1 62. f4 Bc2 63. Kd4 Bf5 64. Kc5 Bd3 65. Kd6 Kh7 66. Ke7 Bg6 67. Kf6 Bh5 68. f5 exf5 69. Kxf5 Be2 70. Bf8 Bc4 71. Kf6 Be6 72. Bg7 Bc4 73. Ke7 Be6 74. Kd6 Kg8 75. Bf6 Kh7 76. Bg5 Bc4 77. Kc5 Bd3 78. Kc6 Bc4 79. Be3 Bd3 80. Kd5 Bc4+ 81. Kd6 Bd3 82. Ke7 Bc4 1/2-1/2

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2018.08.19"]
[Round "5"]
[White "Borodin, Georgy"]
[Black "Oskin, Iakov"]
[Result "1/2-1/2"]
[ECO "B67"]
[WhiteElo "1817"]
[BlackElo "1589"]
[PlyCount "90"]
[EventDate "2018.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. f4 Bd7 9. 0-0-0 h6 10. Bh4 g5 11. fxg5 Ng4 12. Kb1 Be7 13. Be2 Nge5 14. Nxc6 Bxc6 15. Rhf1 Bxg5 16. Bxg5 hxg5 17. h3 Qe7 18. Qxd6 Qxd6 19. Rxd6 Ke7 20. Rfd1 g4 21. hxg4 Rhg8 22. R6d4 Nxg4 23. Bf3 Ne5 24. b3 Rg3 25. Rf1 Rh8 26. Ne2 Rg7 27. Nf4 Rh2 28. Nd3 Nxf3 29. gxf3 Rgg2 30. Rc1 Bb5 31. a4 Bxd3 32. Rxd3 Rf2 33. e5 Re2 34. f4 Re4 35. Rcd1 Kf8 36. Rd8+ Kg7 37. Rg1+ Kh7 38. Rg4 Rf2 39. Rd3 Re1+ 40. Kb2 Rh1 41. Rd7 Rhh2 42. Rxf7+ Kh6 43. Rf6+ Kh7 44. Rxe6 Rxc2+ 45. Ka3 a5 1/2-1/2

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2018.08.18"]
[Round "4"]
[White "Oskin, Iakov"]
[Black "Lvov, Nikita"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "1589"]
[BlackElo "1916"]
[PlyCount "50"]
[EventDate "2018.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. Qb3 Nc6 6. dxc5 Qa5 7. e3 Qxc5 8. a3 Ba5 9. Qc2 Bxc3+ 10. Qxc3 a5 11. b4 Qh5 12. b5 Ne7 13. e4 Ng6 14. Be3 0-0 15. Nh3 d5 16. Bg5 e5 17. Bxf6 gxf6 18. cxd5 Bxh3 19. gxh3 Qh4+ 20. Ke2 Nf4+ 21. Ke3 Rac8 22. Qb2 Qh6 23. Kf2 Rc5 24. Rc1 Qh4+ 25. Ke3 Nxd5+ 0-1

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2018.08.17"]
[Round "3"]
[White "Ayushiev, Ayur"]
[Black "Oskin, Iakov"]
[Result "0-1"]
[ECO "B66"]
[WhiteElo "1785"]
[BlackElo "1589"]
[PlyCount "48"]
[EventDate "2018.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Be7 9. f3 Qc7 10. g4 h5 11. gxh5 Rxh5 12. h4 b5 13. Nxc6 Qxc6 14. Ne2 Nxe4 15. fxe4 Bxg5 16. hxg5 Rxh1 17. Nd4 Qxe4 18. Nxb5 axb5 19. Qxd6 Ba6 20. a4 Qb7 21. g6 bxa4 22. Bxa6 Rxd1+ 23. Qxd1 Rxa6 24. gxf7+ Kxf7 0-1

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2018.08.16"]
[Round "2"]
[White "Oskin, Iakov"]
[Black "Popovich, Alexey"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1589"]
[BlackElo "1973"]
[PlyCount "118"]
[EventDate "2018.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 a6 7. e3 Bf5 8. a3 Rc8 9. Rc1 e6 10. Ne5 Nxe5 11. Bxe5 Nd7 12. Bg3 Qa5 13. Qd2 Be7 14. Be2 0-0 15. 0-0 Nb6 16. Rfd1 Nc4 17. Bxc4 Rxc4 18. h3 Rfc8 19. Ra1 Qb6 20. Rdc1 Qb3 21. f3 Bg6 22. Bf2 Bd8 23. Ra2 Ba5 24. Be1 b5 25. Qd1 Qxd1 26. Rxd1 Bc2 27. Rc1 Bb3 28. Raa1 Bb6 29. Bd2 f6 30. f4 Kf7 31. Kf2 e5 32. fxe5 fxe5 33. dxe5 Ke6 34. Ne2 Kxe5 35. Rxc4 Bxc4 36. Bc3+ Ke4 37. Ng3+ Kd3 38. Rd1+ Kc2 39. Rd2+ Kb3 40. Ne2 Rf8+ 41. Ke1 Bxe3 42. Nd4+ Bxd4 43. Rxd4 Rf1+ 44. Kd2 Rf2+ 45. Kc1 Rxg2 46. Rg4 Rc2+ 47. Kb1 Rh2 48. Kc1 Rxh3 49. Rxg7 h5 50. Ra7 Rxc3+ 51. bxc3 Kxc3 52. Rxa6 b4 53. Rh6 b3 54. Rb6 h4 55. a4 h3 56. a5 h2 57. Rh6 b2+ 58. Kb1 Bd3+ 59. Ka2 b1Q+ 0-1

[Event "St Petersburg Korchnoi Memorial op"]
[Site "St Petersburg"]
[Date "2018.08.15"]
[Round "1"]
[White "Sugakov, Dmitry S"]
[Black "Oskin, Iakov"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2065"]
[BlackElo "1589"]
[PlyCount "117"]
[EventDate "2018.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 e6 5. Nf3 cxd4 6. cxd4 d6 7. Bc4 Nc6 8. 0-0 Be7 9. Bxd5 exd5 10. Nc3 dxe5 11. dxe5 Be6 12. Nb5 0-0 13. Be3 Bg4 14. Bf4 a6 15. Nc3 Be6 16. h3 Qa5 17. Ne2 Rac8 18. Ned4 Nxd4 19. Nxd4 Bc5 20. Nb3 Qd8 21. Nxc5 Rxc5 22. Rc1 Rxc1 23. Qxc1 Qa5 24. Qe3 Qxa2 25. Qb6 Qa4 26. Bg5 Qc6 27. Qe3 Qc2 28. Qb6 Qg6 29. Be3 Bc8 30. Rc1 Qxb6 31. Bxb6 Bd7 32. Rc7 Bc6 33. Bc5 Ra8 34. f4 h6 35. Kf2 Rd8 36. Bd6 Rd7 37. Rc8+ Kh7 38. g4 Bb5 39. Rc5 Bc6 40. Ke3 f6 41. Kd4 fxe5+ 42. Bxe5 Kg6 43. h4 Kf7 44. Rc1 g6 45. Rg1 Rd8 46. Rg3 Rg8 47. Rf3 h5 48. Rg3 hxg4 49. Rxg4 Ke6 50. h5 g5 51. fxg5 Be8 52. g6 Kf5 53. Rg1 Bc6 54. h6 Rxg6 55. h7 Rxg1 56. h8Q Rg4+ 57. Kc5 Rc4+ 58. Kd6 Re4 59. Qh5# 1-0

[Event "Chigorin Memorial 25th"]
[Site "St Petersburg"]
[Date "2017.10.29"]
[Round "9"]
[White "Makeev, Konstantin"]
[Black "Oskin, Iakov"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "1688"]
[BlackElo "1410"]
[PlyCount "81"]
[EventDate "2017.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. Nf3 e6 7. 0-0 Nge7 8. d3 0-0 9. Be3 Rb8 10. Rb1 b5 11. Ne2 Qa5 12. a3 b4 13. axb4 Nxb4 14. c3 Nbc6 15. Qd2 Qb5 16. Kh1 a5 17. g4 Ba6 18. Nc1 f5 19. gxf5 exf5 20. Ng5 Bc8 21. Qf2 h6 22. Nf3 Bxc3 23. bxc3 Qxb1 24. e5 Nd5 25. Qg3 Kh7 26. Ng5+ hxg5 27. Bxd5 Ne7 28. Bg2 dxe5 29. Qxg5 Ng8 30. Bxc5 Re8 31. fxe5 Bb7 32. Qh4+ Kg7 33. Bd4 Bxg2+ 34. Kxg2 Qb7+ 35. Kg1 Rbd8 36. e6+ Kf8 37. Bc5+ Kg7 38. Bd4+ Kf8 39. Bc5+ Kg7 40. Bd4+ Kf8 41. Bc5+ 1/2-1/2

[Event "Chigorin Memorial 25th"]
[Site "St Petersburg"]
[Date "2017.10.28"]
[Round "8"]
[White "Oskin, Iakov"]
[Black "Babotin, Nikita"]
[Result "1-0"]
[ECO "E76"]
[WhiteElo "1410"]
[BlackElo "1530"]
[PlyCount "53"]
[EventDate "2017.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d6 4. e4 Bg7 5. f4 0-0 6. Nf3 Re8 7. Be2 Nbd7 8. e5 dxe5 9. fxe5 Ng4 10. 0-0 c5 11. Ng5 cxd4 12. Nxf7 Qb6 13. Nd5 Qc6 14. Bxg4 Nxe5 15. Nxe5 Bxe5 16. Bh6 Bf6 17. Nxf6+ exf6 18. Bxc8 Raxc8 19. Qxd4 Re4 20. Qxf6 Qxf6 21. Rxf6 Rh4 22. Bg5 Rg4 23. h4 Rcxc4 24. Raf1 Rc8 25. Bh6 Rxh4 26. Rf8+ Rxf8 27. Rxf8# 1-0

[Event "Chigorin Memorial 25th"]
[Site "St Petersburg"]
[Date "2017.10.27"]
[Round "7"]
[White "Pradeep, Pandya"]
[Black "Oskin, Iakov"]
[Result "1-0"]
[ECO "D78"]
[WhiteElo "1571"]
[BlackElo "1410"]
[PlyCount "113"]
[EventDate "2017.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 c6 5. c4 d5 6. d4 e6 7. Nc3 0-0 8. Bg5 Nbd7 9. e4 h6 10. Bxf6 Nxf6 11. e5 Ne8 12. c5 Nc7 13. Qc2 Kh7 14. Nh4 Rg8 15. f4 Bf8 16. b4 Bd7 17. a4 b6 18. Rac1 bxc5 19. bxc5 a5 20. Nd1 Na6 21. Nf2 Nb4 22. Qd2 Be7 23. Nf3 Rb8 24. Ng4 h5 25. Ne3 Bc8 26. h4 Ba6 27. Rfd1 Qc7 28. Bf1 Bxf1 29. Rxf1 Rb7 30. Qe2 Rgb8 31. Rf2 Ra8 32. Rcf1 Rg8 33. Ng5+ Kg7 34. g4 hxg4 35. Qxg4 Rh8 36. Rf3 Na6 37. f5 Bxg5 38. Qxg5 Qd8 39. f6+ Kf8 40. Ng4 Rb4 41. Nh6 Rxd4 42. h5 Nxc5 43. hxg6 fxg6 44. Qxg6 Qc7 45. f7 Rg4+ 46. Nxg4 Ne4 47. Qxe6 Qb6+ 48. Ne3 Qb8 49. Qxc6 Nd2 50. Qc5+ Kg7 51. Rg3+ Kh6 52. f8Q+ Rxf8 53. Qxf8+ Qxf8 54. Rxf8 Nf3+ 55. Rfxf3 d4 56. Nf5+ Kh5 57. Rf4 1-0

[Event "Chigorin Memorial 25th"]
[Site "St Petersburg"]
[Date "2017.10.26"]
[Round "6"]
[White "Oskin, Iakov"]
[Black "Airapetyan, Anzhelika"]
[Result "1-0"]
[ECO "E34"]
[WhiteElo "1410"]
[BlackElo "1382"]
[PlyCount "137"]
[EventDate "2017.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Bg5 Bxc3+ 6. Qxc3 c6 7. Nf3 h6 8. Bh4 0-0 9. e3 Nbd7 10. Bd3 dxc4 11. Bxc4 Nb6 12. Bd3 Nbd7 13. e4 Qc7 14. Bg3 Qd8 15. 0-0 Qb6 16. Rac1 Re8 17. Bb1 Nf8 18. Bd6 Ng6 19. Qc2 Rd8 20. e5 Ne8 21. Bc5 Qc7 22. Nh4 b6 23. Bd6 Nxd6 24. exd6 Qxd6 25. Nxg6 fxg6 26. Qxg6 Qxd4 27. Rxc6 Ba6 28. Qxe6+ Kh8 29. Qg6 Bd3 30. Bxd3 Qxd3 31. Qxd3 Rxd3 32. Rfc1 Rad8 33. g3 Rd2 34. Rc8 Rxc8 35. Rxc8+ Kh7 36. Rc7 a5 37. b3 Rxa2 38. Rb7 Rb2 39. Rxb6 a4 40. b4 a3 41. Ra6 a2 42. Kg2 g5 43. b5 Kg8 44. b6 Kf8 45. b7 Rxb7 46. Rxa2 Rb3 47. Ra7 Ke8 48. Ra6 h5 49. Rh6 g4 50. Rxh5 Kf7 51. h3 gxh3+ 52. Kxh3 Kg6 53. Ra5 Rf3 54. Kg2 Rf6 55. f4 Rd6 56. Kh3 Rd8 57. Kg4 Rd3 58. Ra6+ Kf7 59. f5 Rc3 60. Kh4 Rc5 61. Kg5 Rc3 62. Ra7+ Kf8 63. g4 Rc6 64. f6 Rc5+ 65. Kg6 Ke8 66. f7+ Kf8 67. Ra8+ Ke7 68. f8Q+ Ke6 69. Qxc5 1-0

[Event "Chigorin Memorial 25th"]
[Site "St Petersburg"]
[Date "2017.10.25"]
[Round "5"]
[White "Popova, Polina Aleksandrovn"]
[Black "Oskin, Iakov"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "1560"]
[BlackElo "1410"]
[PlyCount "61"]
[EventDate "2017.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 0-0 9. 0-0-0 a6 10. Bc4 Na5 11. Bb3 b5 12. g4 Bd7 13. h4 h5 14. gxh5 Nxh5 15. Bh6 Nxb3+ 16. axb3 Qa5 17. Bxg7 Kxg7 18. Rhg1 b4 19. Nb1 Rac8 20. Rg5 Rc5 21. Nf5+ Bxf5 22. Rxh5 gxh5 23. exf5 Rh8 24. f6+ Kf8 25. fxe7+ Kg7 26. Rg1+ Kh7 27. Qg2 Rg5 28. Qxg5 Qxg5+ 29. Rxg5 Re8 30. Rxh5+ Kg6 31. Rd5 1-0

[Event "Chigorin Memorial 25th"]
[Site "St Petersburg"]
[Date "2017.10.24"]
[Round "4"]
[White "Oskin, Iakov"]
[Black "Zakharov, Yuri Vasilievich"]
[Result "0-1"]
[ECO "A68"]
[WhiteElo "1410"]
[BlackElo "1681"]
[PlyCount "114"]
[EventDate "2017.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. f4 d6 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 b5 10. e5 dxe5 11. fxe5 Ng4 12. Bxb5 Nxe5 13. Be3 a6 14. Be2 Qa5 15. Qb3 Nxf3+ 16. Bxf3 Re8 17. Kf2 Nd7 18. Rhe1 Rb8 19. Qc2 Qb4 20. Re2 Ne5 21. Qa4 Bd7 22. Qxb4 Rxb4 23. Nd1 c4 24. Kf1 Bf5 25. Rd2 Bd3+ 26. Be2 Rd8 27. Nc3 Rdb8 28. Bxd3 Nxd3 29. a3 Rxb2 30. Rxb2 Rxb2 31. Na4 Rb5 32. Rd1 Bf8 33. Nb6 Nb2 34. Rd2 c3 35. Rc2 Nd1 36. Bg1 Bxa3 37. Nc4 Bb4 38. d6 Rd5 39. Bb6 Bxd6 40. Re2 Kg7 41. g3 Bc5 42. Bc7 f6 43. Ra2 Rd7 44. Bf4 g5 45. Bc1 Rd4 46. Na5 Rd6 47. Nb7 Rc6 48. Ke2 Nb2 49. Nxc5 Rxc5 50. Rxa6 Nc4 51. Kd3 Ne5+ 52. Ke2 g4 53. Ra7+ Kg6 54. Be3 Rc6 55. Ra2 Nf3 56. Kd3 c2 57. Rxc2 Ne1+ 0-1

[Event "Chigorin Memorial 25th"]
[Site "St Petersburg"]
[Date "2017.10.23"]
[Round "3"]
[White "Khochinsky, Andrey"]
[Black "Oskin, Iakov"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "1803"]
[BlackElo "1410"]
[PlyCount "69"]
[EventDate "2017.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 Nf6 5. Bg5 Nbd7 6. e3 Qa5 7. Rc1 Ne4 8. Bf4 Nxc3 9. bxc3 Qxa2 10. cxd5 exd5 11. Bd3 Qa5 12. Qc2 h6 13. 0-0 Be7 14. Rfe1 0-0 15. e4 dxe4 16. Rxe4 Qd8 17. Rce1 Bg5 18. Nxg5 hxg5 19. Bd6 Nf6 20. Be7 Qd7 21. Re5 Ng4 22. Bf5 Qc7 23. Bxg4 Bxg4 24. Bxf8 Rxf8 25. h3 Be6 26. Rxg5 Qf4 27. Rg3 a5 28. Re5 b5 29. Rh5 f5 30. Rhg5 Rf7 31. Qe2 Qc1+ 32. Kh2 Bc4 33. Qe8+ Kh7 34. Rh5+ Qh6 35. Rxh6+ 1-0

[Event "Chigorin Memorial 25th"]
[Site "St Petersburg"]
[Date "2017.10.22"]
[Round "2"]
[White "Oskin, Iakov"]
[Black "Kuznetsov, Mikhail"]
[Result "0-1"]
[ECO "D53"]
[WhiteElo "1410"]
[BlackElo "1947"]
[PlyCount "102"]
[EventDate "2017.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 Be7 6. e3 h6 7. Bh4 Nbd7 8. Bd3 dxc4 9. Bxc4 b5 10. Bd3 a6 11. 0-0 c5 12. Rc1 Bb7 13. Re1 Rc8 14. Bb1 0-0 15. a4 b4 16. Ne2 cxd4 17. Nexd4 Nc5 18. Ba2 Nfe4 19. Bxe7 Qxe7 20. Ne5 Rfd8 21. Qh5 Qf6 22. Ng4 Qg5 23. Qxg5 Nxg5 24. h4 Nge4 25. f3 Nd3 26. Rxc8 Rxc8 27. Rd1 Nec5 28. Nxe6 fxe6 29. Rxd3 Nxd3 30. Bxe6+ Kf8 31. Bxc8 Bxc8 32. Nf2 Nxb2 33. a5 Nc4 34. Nd3 b3 35. e4 b2 36. Nxb2 Nxb2 37. g4 Nc4 38. Kg2 Nxa5 39. Kg3 Nc4 40. g5 a5 41. f4 a4 42. f5 a3 43. gxh6 gxh6 44. Kf4 a2 45. e5 a1Q 46. e6 Qe5+ 47. Kg4 Ne3+ 48. Kf3 Nxf5 49. e7+ Kxe7 50. h5 Qe3+ 51. Kg4 Qg3# 0-1

[Event "Chigorin Memorial 25th"]
[Site "St Petersburg"]
[Date "2017.10.21"]
[Round "1"]
[White "Volkov, Roman"]
[Black "Oskin, Iakov"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2165"]
[BlackElo "1410"]
[PlyCount "47"]
[EventDate "2017.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. g4 h5 10. gxh5 Nxh5 11. 0-0-0 a6 12. Be2 Bd7 13. Rhg1 Qa5 14. Kb1 b5 15. Nxc6 Bxc6 16. Nd5 Qd8 17. f4 Bxd5 18. exd5 Nf6 19. f5 Ne4 20. Qb4 Nf6 21. fxg6 a5 22. Qh4 e5 23. Bh6 Ne8 24. Bg5 1-0

[Event "St Petersburg Summer op"]
[Site "St Petersburg"]
[Date "2017.08.23"]
[Round "8"]
[White "Sych, Alina"]
[Black "Oskin, Iakov"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "1599"]
[BlackElo "1472"]
[PlyCount "59"]
[EventDate "2017.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 g6 7. Be3 Bg7 8. Qd2 0-0 9. 0-0-0 a6 10. g4 Nxd4 11. Bxd4 Be6 12. Nd5 Bxd5 13. exd5 b5 14. g5 Nh5 15. Bxg7 Kxg7 16. f4 Qc7 17. Be2 Rfc8 18. Bxh5 gxh5 19. f5 Qc4 20. f6+ Kg8 21. Kb1 Ra7 22. Rde1 Rac7 23. Rhg1 b4 24. Rg2 Re8 25. g6 fxg6 26. Qh6 e5 27. Rxg6+ hxg6 28. Qxg6+ Kf8 29. Qh6+ Kf7 30. Qg7# 1-0

[Event "St Petersburg Summer op"]
[Site "St Petersburg"]
[Date "2017.08.22"]
[Round "7"]
[White "Oskin, Iakov"]
[Black "Zakharov, Yuri Vasilievich"]
[Result "0-1"]
[ECO "E34"]
[WhiteElo "1472"]
[BlackElo "1690"]
[PlyCount "58"]
[EventDate "2017.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Bg5 h6 6. Bxf6 Qxf6 7. a3 Bxc3+ 8. bxc3 0-0 9. cxd5 exd5 10. Nf3 Nc6 11. e3 Bg4 12. Nd2 Rad8 13. Bd3 Qg5 14. h4 Qe7 15. g3 Na5 16. 0-0 b6 17. Kg2 Qd7 18. Rfe1 c5 19. Nf3 Nc6 20. a4 c4 21. Be2 Bh3+ 22. Kh1 Bf5 23. Qb2 Be4 24. Kh2 Qf5 25. Kg2 Rd6 26. Qd2 Rf6 27. Qd1 g5 28. hxg5 hxg5 29. Rh1 g4 0-1

[Event "St Petersburg Summer op"]
[Site "St Petersburg"]
[Date "2017.08.21"]
[Round "6"]
[White "Fokin, Anatoly"]
[Black "Oskin, Iakov"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "1756"]
[BlackElo "1472"]
[PlyCount "171"]
[EventDate "2017.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. e4 dxe4 5. Nxe4 Nf6 6. Nxf6+ Qxf6 7. Nf3 Bb4+ 8. Bd2 Bxd2+ 9. Qxd2 0-0 10. Bd3 Nd7 11. 0-0 c5 12. d5 exd5 13. cxd5 Nb6 14. Qc2 g6 15. Be4 Qd6 16. Rfd1 Bd7 17. a4 a5 18. b3 Bg4 19. h3 Bxf3 20. Bxf3 Rfe8 21. Rd3 Re5 22. Rad1 Rae8 23. g3 Nd7 24. Kg2 b6 25. Qc4 Nb8 26. h4 h5 27. Qf4 Kg7 28. Re3 Nd7 29. Rde1 Qf6 30. Be4 Qxf4 31. gxf4 R5e7 32. Kf3 f5 33. Bd3 Rxe3+ 34. fxe3 Nf6 35. Bc4 Rd8 36. Rd1 Ne4 37. Rd3 Kf6 38. Bb5 Ke7 39. Ke2 Nd6 40. Bc6 Rb8 41. Rc3 Ne4 42. Rc1 Kf6 43. Kd3 Ke7 44. Bb5 Kd6 45. Rg1 Rg8 46. Kc2 Nf6 47. Bc4 Ng4 48. Kd2 Nf6 49. Ke2 Ne4 50. Bd3 Nf6 51. Kf3 Ke7 52. e4 fxe4+ 53. Bxe4 Nxe4 54. Kxe4 Kd6 55. Rg5 Rg7 56. Re5 Rg8 57. Re6+ Kc7 58. Ke5 Kb7 59. Re7+ Kc8 60. d6 Rf8 61. Ra7 Kb8 62. Rg7 b5 63. axb5 c4 64. bxc4 a4 65. Rxg6 Re8+ 66. Kd5 a3 67. Rg3 a2 68. Ra3 Re2 69. Kc6 Rc2 70. c5 Rd2 71. f5 Rf2 72. f6 Re2 73. f7 Rf2 74. Rxa2 Rxf7 75. Rg2 Rf8 76. Kb6 Rh8 77. c6 Kc8 78. Ra2 Kb8 79. c7+ Kc8 80. Ra8+ Kd7 81. Rxh8 Kxd6 82. c8Q Ke7 83. Rh6 Kf7 84. Qd7+ Kg8 85. Rh7 Kf8 86. Rh8# 1-0

[Event "St Petersburg Summer op"]
[Site "St Petersburg"]
[Date "2017.08.20"]
[Round "5"]
[White "Oskin, Iakov"]
[Black "Nikitin, Sergey E"]
[Result "0-1"]
[ECO "D43"]
[WhiteElo "1472"]
[BlackElo "1827"]
[PlyCount "60"]
[EventDate "2017.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 h6 6. Bh4 dxc4 7. e4 g5 8. Bg3 b5 9. Qc2 Bb7 10. 0-0-0 a6 11. h4 g4 12. Nh2 h5 13. Bf4 Nbd7 14. f3 gxf3 15. gxf3 Rg8 16. e5 Nd5 17. Nxd5 cxd5 18. Qh7 Rg6 19. Qxh5 Qa5 20. Kb1 Qa4 21. Rc1 b4 22. Qh8 b3 23. a3 0-0-0 24. h5 Bxa3 25. Bxc4 dxc4 26. Qxd8+ Kxd8 27. hxg6 Bb4 28. Bg5+ Ke8 29. gxf7+ Kxf7 30. Rc3 Bxc3 0-1

[Event "St Petersburg Summer op"]
[Site "St Petersburg"]
[Date "2017.08.19"]
[Round "4"]
[White "Bukellal, Arsh"]
[Black "Oskin, Iakov"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "1925"]
[BlackElo "1472"]
[PlyCount "87"]
[EventDate "2017.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Qc2 Nf6 5. Bg5 Be7 6. g3 0-0 7. Bg2 Nbd7 8. 0-0 h6 9. Bf4 dxc4 10. Qxc4 Nb6 11. Qc2 Nfd5 12. Bd2 Bd7 13. e4 Nf6 14. b4 Ne8 15. Rc1 f6 16. Nh4 Kh7 17. Nf3 Kh8 18. a3 Nc7 19. Bf1 Qe8 20. Bf4 Rc8 21. Nbd2 g5 22. Bxc7 Rxc7 23. Re1 Qf7 24. Nc4 h5 25. Nfd2 Rcc8 26. e5 fxe5 27. Nb3 Nxc4 28. Bxc4 exd4 29. Nxd4 c5 30. Nxe6 Bxe6 31. Bxe6 Qf6 32. Bxc8 Rxc8 33. Qe2 Rc7 34. Qxh5+ Kg7 35. Qg4 cxb4 36. axb4 a6 37. Qe6 Qxe6 38. Rxe6 Bxb4 39. Rb6 Bc5 40. Rb3 Bd6 41. Kg2 Kg6 42. Rb6 Rc6 43. Rxc6 bxc6 44. Rxa6 1-0

[Event "St Petersburg Summer op"]
[Site "St Petersburg"]
[Date "2017.08.18"]
[Round "3"]
[White "Oskin, Iakov"]
[Black "Myshkovskiy, Sviatoslav"]
[Result "0-1"]
[ECO "D60"]
[WhiteElo "1472"]
[BlackElo "2072"]
[PlyCount "120"]
[EventDate "2017.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 0-0 7. Bd3 dxc4 8. Bxc4 c5 9. 0-0 a6 10. a4 b6 11. Qb3 cxd4 12. Nxd4 Nc5 13. Qc2 Bb7 14. Rfd1 Qc7 15. Ba2 Rac8 16. Bf4 e5 17. Bg3 Nce4 18. Nxe4 Qxc2 19. Nxf6+ Bxf6 20. Nxc2 Rxc2 21. Rd7 Bc8 22. Rd5 e4 23. Rdd1 Bg4 24. Rd6 Rxb2 25. Bd5 Bf5 26. a5 Rb5 27. Rd1 bxa5 28. Rxa6 Rc8 29. h3 Rd8 30. Rd6 Rxd6 31. Bxd6 h5 32. Bg3 a4 33. Rd2 a3 34. Ba2 Rb2 35. Rxb2 Bxb2 36. Bd6 Be6 37. Bxa3 Bxa3 38. Bb1 Bd5 39. Kh2 Bd6+ 40. Kg1 Kf8 41. Kh1 Ke7 42. Kg1 Be5 43. Kh1 Kd6 44. Kg1 Kc5 45. Kf1 Kb4 46. Bc2 Bc4+ 47. Ke1 Bc3+ 48. Kd1 Bb3 49. Bxb3 Kxb3 50. Ke2 Kc2 51. g3 f5 52. f3 Be5 53. g4 g6 54. fxe4 fxe4 55. gxh5 gxh5 56. Kf2 Kd2 57. h4 Bd6 58. Kf1 Kxe3 59. Ke1 Kd3 60. Kf1 e3 0-1

[Event "St Petersburg Summer op"]
[Site "St Petersburg"]
[Date "2017.08.17"]
[Round "2"]
[White "Hameau, Cyril"]
[Black "Oskin, Iakov"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1879"]
[BlackElo "1472"]
[PlyCount "60"]
[EventDate "2017.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 e6 4. e3 c5 5. c3 Nc6 6. Nbd2 Be7 7. Bd3 0-0 8. Bb1 Re8 9. 0-0 Bd6 10. Ne5 Qc7 11. Ndf3 g6 12. h4 Nd7 13. Nxd7 Bxd7 14. Bh6 cxd4 15. exd4 Ne7 16. Qd2 Nf5 17. Bg5 h5 18. Bf6 Bf4 19. Qe2 a6 20. Re1 Bb5 21. Qd1 Bh6 22. Ne5 Bg7 23. Bxg7 Kxg7 24. g4 hxg4 25. Qxg4 Rh8 26. Nxg6 fxg6 27. Rxe6 Qf7 28. Bxf5 Qxf5 29. Qxf5 gxf5 30. Re7+ Kf6 0-1

[Event "St Petersburg Summer op"]
[Site "St Petersburg"]
[Date "2017.08.16"]
[Round "1"]
[White "Oskin, Iakov"]
[Black "Sharikov, Andrey"]
[Result "0-1"]
[ECO "D58"]
[WhiteElo "1472"]
[BlackElo "2095"]
[PlyCount "64"]
[EventDate "2017.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 d5 4. Bg5 Be7 5. e3 h6 6. Bh4 0-0 7. Nf3 b6 8. Qb3 Bb7 9. Bd3 Nbd7 10. cxd5 Nxd5 11. Bxe7 Qxe7 12. Nxd5 Bxd5 13. Bc4 Bb7 14. 0-0-0 Nf6 15. h3 c5 16. Kb1 Rab8 17. Be2 Ne4 18. Rhf1 Bd5 19. Bc4 b5 20. Bxd5 c4 21. Bxc4 bxc4 22. Qc2 Qb4 23. Rc1 Rb5 24. Rfe1 Rfb8 25. Re2 Nd6 26. Qc3 Qa4 27. Ka1 Rb3 28. Qc2 R8b6 29. Nd2 Ra6 30. Qb1 Rb4 31. a3 Nb5 32. Ka2 Nxa3 0-1

[Event "Chigorin Memorial 24th"]
[Site "St Petersburg"]
[Date "2016.10.23"]
[Round "9"]
[White "Babotin, Ivan"]
[Black "Oskin, Iakov"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "1465"]
[PlyCount "71"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 Bd7 9. 0-0-0 0-0 10. Kb1 Nxd4 11. Bxd4 Ne8 12. Bxg7 Kxg7 13. g4 Bc6 14. h4 h6 15. Rg1 Nc7 16. f4 Qd7 17. h5 Rfd8 18. Bc4 e6 19. Bb3 d5 20. e5 Nb5 21. Nxb5 Bxb5 22. Qh2 Qe7 23. Rh1 g5 24. a4 Bc6 25. Rhf1 Rf8 26. Qd2 gxf4 27. Qxf4 f6 28. Rd3 Rf7 29. Rg3 Raf8 30. Qd4 b6 31. Rgf3 fxe5 32. Qxe5+ Kg8 33. Rxf7 Rxf7 34. Rxf7 Kxf7 35. Qf4+ Kg7 36. Qe5+ 1/2-1/2

[Event "Chigorin Memorial 24th"]
[Site "St Petersburg"]
[Date "2016.10.22"]
[Round "8"]
[White "Oskin, Iakov"]
[Black "Kuznetsov, Mikhail"]
[Result "0-1"]
[ECO "E20"]
[BlackElo "1801"]
[PlyCount "80"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 c5 5. dxc5 Bxc5 6. Nf3 0-0 7. Bg5 Qb6 8. e3 Qxb2 9. Qc1 Ba3 10. Ne2 Bb4+ 11. Kd1 Qxc1+ 12. Rxc1 Ne4 13. Bh4 Nc6 14. Ng5 Nd2 15. Rc2 Nxf1 16. Rxf1 f6 17. Ne4 g5 18. Bg3 d5 19. cxd5 exd5 20. Nc5 Bf5 21. Rc1 Ne5 22. Nd4 Bg6 23. Bxe5 fxe5 24. Nde6 Rfc8 25. Nxb7 Rxc1+ 26. Kxc1 Rc8+ 27. Kb2 Be7 28. Na5 Kf7 29. Nxg5+ Bxg5 30. Rc1 Rxc1 31. Kxc1 Ke6 32. Kd2 Be8 33. Kc3 Bd8 34. Nb3 Bb6 35. h3 a5 36. Nd2 d4+ 37. exd4 Bxd4+ 38. Kd3 Bb5+ 39. Ke4 Bc6+ 40. Kd3 Bxg2 0-1

[Event "Chigorin Memorial 24th"]
[Site "St Petersburg"]
[Date "2016.10.21"]
[Round "7"]
[White "Fokin, Anatoly"]
[Black "Oskin, Iakov"]
[Result "1-0"]
[ECO "D51"]
[WhiteElo "1802"]
[PlyCount "73"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 c6 6. Nf3 Nbd7 7. a3 h6 8. Bh4 0-0 9. b4 Nh5 10. Bxe7 Qxe7 11. c5 Nhf6 12. Bd3 e5 13. dxe5 Nxe5 14. Nxe5 Qxe5 15. Ne2 Bf5 16. Bxf5 Qxf5 17. Nd4 Qd7 18. a4 Ne4 19. 0-0 Ng5 20. Qd3 g6 21. Rfc1 Kg7 22. Rc2 Ne6 23. Nf3 Qc7 24. h4 Qe7 25. g3 Rh8 26. Rb1 h5 27. Kg2 f6 28. e4 dxe4 29. Qxe4 Rad8 30. Re1 Rhe8 31. Rce2 Kf7 32. Qc4 Qd7 33. Rd2 Qc7 34. Nd4 Kg7 35. Rxe6 Rxd4 36. Rxd4 Rxe6 37. Qxe6 1-0

[Event "Chigorin Memorial 24th"]
[Site "St Petersburg"]
[Date "2016.10.20"]
[Round "6"]
[White "Oskin, Iakov"]
[Black "Prishibilovich, Matvei"]
[Result "1/2-1/2"]
[ECO "D35"]
[BlackElo "1707"]
[PlyCount "67"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nf3 c6 5. Bf4 Nf6 6. Nc3 Bd6 7. Bxd6 Qxd6 8. e3 Bf5 9. Bd3 Bxd3 10. Qxd3 0-0 11. 0-0 Nbd7 12. Rae1 Rfe8 13. Nd2 Rad8 14. a3 h6 15. Rd1 Re6 16. Rfe1 Rde8 17. Re2 Ne4 18. Rde1 Ndf6 19. f3 Nxd2 20. Qxd2 Qc7 21. e4 dxe4 22. Nxe4 Nxe4 23. Rxe4 Qd7 24. Rxe6 Rxe6 25. Rxe6 Qxe6 26. Kf2 Qb3 27. Qc3 Qd1 28. b4 Qb1 29. Kg3 Qf5 30. Kf2 Qb1 31. Kg3 Qg6+ 32. Kf2 Qb1 33. Kg3 Qg6+ 34. Kf2 1/2-1/2

[Event "Chigorin Memorial 24th"]
[Site "St Petersburg"]
[Date "2016.10.19"]
[Round "5"]
[White "Vorobyova, Ekaterina"]
[Black "Oskin, Iakov"]
[Result "1/2-1/2"]
[ECO "D04"]
[WhiteElo "1668"]
[PlyCount "59"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. Bd3 Bxd3 5. Qxd3 c6 6. 0-0 e6 7. Nbd2 Be7 8. b3 0-0 9. Bb2 h6 10. Ne5 Nbd7 11. f4 Nxe5 12. fxe5 Nd7 13. Rf3 f6 14. Rg3 f5 15. Qe2 Qe8 16. c4 a6 17. Rc1 Rc8 18. Nf3 g5 19. cxd5 cxd5 20. Rxc8 Qxc8 21. Nh4 Kh7 22. Qh5 Qe8 23. Qe2 gxh4 24. Rf3 Qh5 25. Qc2 Rg8 26. Kh1 Qg4 27. h3 Qe4 28. Qc1 Rg3 29. Qc7 Qd3 30. Qxd7 1/2-1/2

[Event "Chigorin Memorial 24th"]
[Site "St Petersburg"]
[Date "2016.10.18"]
[Round "4"]
[White "Oskin, Iakov"]
[Black "Lapin, Nikita"]
[Result "1/2-1/2"]
[ECO "D93"]
[BlackElo "1686"]
[PlyCount "80"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Bf4 0-0 5. e3 d5 6. Nc3 c6 7. Be2 Nbd7 8. Ne5 Qb6 9. Qb3 dxc4 10. Bxc4 Qxb3 11. Bxb3 Nxe5 12. Bxe5 Rd8 13. 0-0 Bf5 14. Rad1 Nd5 15. Nxd5 cxd5 16. Bxg7 Kxg7 17. Rc1 Bd3 18. Rfd1 Bb5 19. Rd2 e6 20. Rdc2 Bc6 21. f4 Kf6 22. Kf2 Rg8 23. Rc3 Ke7 24. Kf3 g5 25. g3 g4+ 26. Ke2 Rg6 27. Bc2 f5 28. Rh1 Rh6 29. Bd3 Kd7 30. b4 a6 31. Kd2 Rg8 32. Bc2 Ra8 33. Ra3 Bb5 34. Bd3 Bxd3 35. Kxd3 Rc8 36. Rc3 Rxc3+ 37. Kxc3 Rh3 38. Kd2 h5 39. Ke2 h4 40. gxh4 Rxh4 1/2-1/2

[Event "Chigorin Memorial 24th"]
[Site "St Petersburg"]
[Date "2016.10.17"]
[Round "3"]
[White "Ismagilov, Igor"]
[Black "Oskin, Iakov"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1775"]
[PlyCount "67"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. Nf3 e6 5. Nbd2 Nc6 6. c3 Bd6 7. Bg3 Bxg3 8. hxg3 Ne4 9. Bb5 f6 10. Nxe4 Bxe4 11. Bd3 Bxd3 12. Qxd3 f5 13. Ne5 Nxe5 14. dxe5 Qd7 15. a4 0-0-0 16. b4 c6 17. Qd4 Kb8 18. 0-0 Qc7 19. a5 c5 20. bxc5 Rc8 21. a6 Qxc5 22. axb7 Kxb7 23. Rfb1+ Ka8 24. Ra6 Qxd4 25. cxd4 Rhe8 26. Rbb6 Rc1+ 27. Kh2 Rc7 28. Rxe6 Rxe6 29. Rxe6 a5 30. Ra6+ Ra7 31. Rxa7+ Kxa7 32. e6 a4 33. e7 a3 34. e8Q 1-0

[Event "Chigorin Memorial 24th"]
[Site "St Petersburg"]
[Date "2016.10.16"]
[Round "2"]
[White "Oskin, Iakov"]
[Black "Shirshov, Nikolay"]
[Result "0-1"]
[ECO "E60"]
[BlackElo "1945"]
[PlyCount "78"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Bf4 Bg7 4. Nf3 0-0 5. e3 c5 6. Nbd2 cxd4 7. exd4 d5 8. Nb3 Nc6 9. Bd3 dxc4 10. Bxc4 Bg4 11. d5 Na5 12. Nxa5 Qxa5+ 13. Qd2 Qxd2+ 14. Bxd2 Bxf3 15. gxf3 Rfd8 16. 0-0-0 Rac8 17. b3 b5 18. Ba5 Rxd5 19. Rxd5 Nxd5 20. Rd1 e6 21. Kb1 bxc4 22. Rc1 c3 23. Kc2 Rc5 24. b4 Rc4 25. Kd3 Rh4 26. Rh1 Nxb4+ 27. Bxb4 Rxb4 28. Re1 Rd4+ 29. Ke3 e5 30. Re2 f5 31. Rc2 Bh6+ 32. Ke2 Bd2 33. Kf1 Kf7 34. Ke2 Ke6 35. Kf1 Kd5 36. Ke2 f4 37. h3 Kc4 38. h4 e4 39. fxe4 Rxe4+ 0-1

[Event "Chigorin Memorial 24th"]
[Site "St Petersburg"]
[Date "2016.10.15"]
[Round "1"]
[White "Yakimenko, Viktoria"]
[Black "Oskin, Iakov"]
[Result "1-0"]
[ECO "B55"]
[WhiteElo "2160"]
[PlyCount "69"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 g6 6. c4 Bg7 7. Nc3 Nc6 8. Nc2 0-0 9. Be3 Ne8 10. Qd2 f5 11. exf5 Bxf5 12. Rc1 Nf6 13. Be2 Re8 14. 0-0 Qd7 15. Rfd1 Rad8 16. Kh1 h5 17. Qe1 Qe6 18. Bf4 Kh7 19. Ne3 Bh6 20. Bxh6 Kxh6 21. Bd3 Qd7 22. Qd2 Kh7 23. Nxf5 gxf5 24. Qg5 Nd4 25. Qh4 e5 26. Qxf6 Rf8 27. Qg5 Qf7 28. Nd5 Qg6 29. Qh4 Rg8 30. Qh3 Rde8 31. Bb1 e4 32. Rxd4 Qg5 33. Rf1 exf3 34. Qxf3 Re3 35. Nxe3 1-0

