[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.12.01"]
[Round "9"]
[White "Rodin, Dmitrij"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2376"]
[BlackElo "2253"]
[PlyCount "46"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nf6 7. Nc3 Bg4 8. Qxe7+ Bxe7 9. Be2 0-0 10. 0-0 Nc6 11. Bd2 Rfe8 12. Rfe1 h6 13. a3 a6 14. h3 Bh5 15. g4 Bg6 16. Bf1 Bf8 17. Bg2 Rxe1+ 18. Rxe1 Re8 19. Rxe8 Nxe8 20. Kf1 Be7 21. Kg1 Bf8 22. Kf1 Be7 23. Kg1 Bf8 1/2-1/2

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.30"]
[Round "8"]
[White "Kostin, Alexey"]
[Black "Chuprikov, Dmitry"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "2253"]
[BlackElo "2322"]
[PlyCount "29"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. Bb5+ Bd7 7. e5 Ng4 8. e6 fxe6 9. Ng5 Bxd4 10. Nxe6 Bxb5 11. Nxd8 Bf2+ 12. Kd2 Be3+ 13. Ke1 Bf2+ 14. Kd2 Be3+ 15. Ke1 1/2-1/2

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.29"]
[Round "7"]
[White "Kislov, Sergey Aleksandrovi"]
[Black "Kostin, Alexey"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2297"]
[BlackElo "2253"]
[PlyCount "118"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 d5 4. Nc3 d4 5. Ne2 Nf6 6. d3 Nc6 7. Bg2 Be7 8. 0-0 0-0 9. h3 a6 10. Nh2 b5 11. f4 Bb7 12. g4 Nd7 13. Nf3 Re8 14. Ng3 c4 15. g5 Rc8 16. Rf2 Nc5 17. Bf1 cxd3 18. cxd3 a5 19. h4 Ba6 20. Ne1 Rc7 21. Qg4 Qc8 22. h5 Nd7 23. g6 Nf6 24. gxf7+ Kxf7 25. Qd1 Kg8 26. Bh3 Kh8 27. Nf3 Nb4 28. Ne1 Ng8 29. a3 Bh4 30. Kh2 Nc6 31. Rg2 Nf6 32. Bd2 Qd7 33. e5 Bxg3+ 34. Rxg3 Nd5 35. Qg4 Ne3 36. Bxe3 dxe3 37. Rxe3 Nd4 38. Bg2 Rf8 39. Rh3 Qf7 40. Be4 Qxf4+ 41. Qxf4 Rxf4 42. Kg3 Ne2+ 43. Kh2 Rf2+ 44. Kh1 Bb7 45. Bxb7 Rxb7 46. h6 gxh6 47. Rf3 Rxf3 48. Nxf3 Rf7 49. Ng1 Rf2 50. Nxe2 Rxe2 51. b4 axb4 52. axb4 Rxe5 53. Kg2 Rd5 54. Ra5 Kg7 55. Kf2 h5 56. Ke3 h4 57. Ra7+ Kg6 58. Re7 Rh5 59. Rxe6+ Kf7 0-1

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.28"]
[Round "6"]
[White "Kostin, Alexey"]
[Black "Agadjanian, Sergey"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2253"]
[BlackElo "1979"]
[PlyCount "43"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 Bg4 7. Nc3 Qh5 8. Be2 Nf6 9. 0-0 e6 10. Bf4 Nd5 11. Bg3 Bb4 12. h3 Bf5 13. Ne5 Qg5 14. Nxd5 exd5 15. Nxc6 bxc6 16. Qa4 Qd2 17. Qxc6+ Ke7 18. a3 Qxe2 19. axb4 Be6 20. Bh4+ f6 21. Rfe1 Rhc8 22. Qb7+ 1-0

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.27"]
[Round "5"]
[White "Zhileykin, Andrey"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2222"]
[BlackElo "2253"]
[PlyCount "45"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. e3 Nd7 8. Bd3 Be7 9. e4 Nxc3 10. bxc3 c5 11. 0-0 0-0 12. Bf4 cxd4 13. cxd4 Rc8 14. Qe2 Rc3 15. Rfc1 Rxc1+ 16. Rxc1 Bxa3 17. Rc7 Ba8 18. Rxa7 e5 19. Bg5 f6 20. Qa2+ Kh8 21. Qxa3 fxg5 22. Rxd7 Qxd7 23. Qxf8# 1-0

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.26"]
[Round "4"]
[White "Kostin, Alexey"]
[Black "Klimentov, Evgeny"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2253"]
[BlackElo "2135"]
[PlyCount "119"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. f4 a6 5. Nf3 b5 6. Be3 Bb7 7. Bd3 Nd7 8. Ne2 c5 9. c3 Ngf6 10. d5 0-0 11. a4 e6 12. dxe6 fxe6 13. Ng3 c4 14. Bc2 Ng4 15. Bg1 Qe7 16. Ng5 Rxf4 17. Nh3 Raf8 18. Nxf4 Rxf4 19. axb5 axb5 20. Ra7 Nde5 21. Rxb7 Qxb7 22. h3 Nh6 23. Be3 Rf6 24. Qxd6 Nhf7 25. Qd2 b4 26. Ke2 b3 27. Bb1 Qc7 28. Nf1 Nc6 29. Qe1 Nfe5 30. Nd2 Rf7 31. Qg3 Qa5 32. Qe1 Nd3 33. Nxc4 Qh5+ 34. g4 Nf4+ 35. Bxf4 Qb5 36. Rf1 Qxc4+ 37. Bd3 Qa4 38. Bd6 Rd7 39. Qg3 Qa2 40. Ba3 Ne5 41. Rd1 h6 42. Qe1 Nxd3 43. Rxd3 Ra7 44. Kf3 Rxa3 45. bxa3 b2 46. Rd8+ Kh7 47. Rb8 Qa1 48. Kf2 Qxa3 49. Rb7 Qa2 50. Kg3 Qa1 51. Kf2 Qa2 52. Kg1 Qa1 53. Qf1 Qc1 54. e5 Qe3+ 55. Qf2 Qc1+ 56. Kg2 b1Q 57. Rxg7+ Kxg7 58. Qf6+ Kg8 59. Qd8+ Kf7 60. Qd7+ 1/2-1/2

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.25"]
[Round "3"]
[White "Klimentov, Roman"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2156"]
[BlackElo "2253"]
[PlyCount "44"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 Qc7 7. Qe2 d6 8. c4 Nc6 9. Nxc6 bxc6 10. Nc3 e5 11. Be3 Be7 12. Rfd1 h6 13. Rac1 0-0 14. f3 Qb7 15. b3 Be6 16. Na4 Nd7 17. Qf2 Rac8 18. Qe2 Ra8 19. Qf2 Rac8 20. Qe2 Ra8 21. Qf2 Rac8 22. Qe2 Ra8 1/2-1/2

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.24"]
[Round "2"]
[White "Kostin, Alexey"]
[Black "Penkin, Vitali"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2253"]
[BlackElo "1998"]
[PlyCount "122"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Qxd4 e6 6. Bc4 Nc6 7. Qe4 d6 8. exd6 Nf6 9. Qe2 Bxd6 10. Nf3 0-0 11. Bg5 Be7 12. Nbd2 Qc7 13. 0-0 b6 14. Ne4 Nxe4 15. Qxe4 Bb7 16. Bd3 g6 17. Qh4 Rfe8 18. Rad1 Bf8 19. Be4 Bg7 20. Rfe1 Na5 21. Bf4 e5 22. Bg5 Bxe4 23. Rxe4 Re6 24. Bd8 Qc6 25. Ree1 f6 26. Re2 Nb7 27. Red2 Re8 28. Ng5 h6 29. Bxf6 Qxf6 30. Qc4+ Kh8 31. Ne4 Qe6 32. Qe2 Rad8 33. Qa6 Rxd2 34. Rxd2 Qc6 35. f3 Nc5 36. Qc4 Qe6 37. Rd5 Nxe4 38. Qxe4 Kh7 39. c4 Bf8 40. g4 Bg7 41. h4 Rf8 42. b3 Rf4 43. Qe3 Qf6 44. Kg2 e4 45. g5 hxg5 46. hxg5 exf3+ 47. Kg3 f2 48. gxf6 f1N+ 49. Kxf4 Bh6+ 50. Ke5 Nxe3 51. Rd7+ Kg8 52. Rxa7 g5 53. Ke6 g4 54. f7+ Kg7 55. Ra8 Kg6 56. f8Q Bxf8 57. Rxf8 Kg5 58. Ke5 g3 59. Ke4 Nc2 60. Kf3 Nb4 61. Kxg3 Nxa2 1-0

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2018.11.23"]
[Round "1"]
[White "Popov, Maksim1111"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1976"]
[BlackElo "2253"]
[PlyCount "81"]
[EventDate "2018.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. Nf3 d5 4. exd5 exd5 5. Bb5+ Nc6 6. 0-0 Bd6 7. d4 Nge7 8. dxc5 Bxc5 9. Bf4 0-0 10. Bd3 Ng6 11. Bg3 Bg4 12. Re1 h5 13. b4 Bb6 14. h3 h4 15. Bh2 Bh5 16. Nbd2 Qf6 17. Bxg6 fxg6 18. Qe2 Qxc3 19. Qe6+ Kh8 20. Bd6 Nd4 21. Qxd5 Bxf3 22. Nxf3 Nxf3+ 23. gxf3 Qxf3 24. Qxf3 Rxf3 25. Bc5 Bxc5 26. bxc5 Rxh3 27. Rab1 Rc3 28. Rxb7 Rxc5 29. Ree7 Rg5+ 30. Kh2 Rf8 31. Rxg7 Rxf2+ 32. Kh3 Rh5 33. Rxg6 a5 34. Kg4 Rc5 35. Ra6 Rc8 36. Kxh4 Rxa2 37. Rh6+ Kg8 38. Rg6+ Kf8 39. Rf6+ Ke8 40. Re6+ Kf8 41. Rf6+ 1/2-1/2

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "4.7"]
[White "Afanasiev, Nikita"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "A32"]
[WhiteElo "2487"]
[BlackElo "2253"]
[PlyCount "67"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Karpov Chess School"]
[BlackTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 e6 4. d4 cxd4 5. Nxd4 a6 6. g3 Qc7 7. Qd3 b5 8. cxb5 Bb7 9. e4 Bb4 10. Bg2 d5 11. exd5 Bxd5 12. 0-0 Bxg2 13. Kxg2 Bxc3 14. Qxc3 Qxc3 15. bxc3 axb5 16. Nxb5 0-0 17. a4 Nc6 18. Rd1 Rfc8 19. Be3 h6 20. Bb6 Nd5 21. a5 Rcb8 22. Rxd5 exd5 23. Nc7 Rxb6 24. Nxa8 Ra6 25. Nc7 Rxa5 26. Rxa5 Nxa5 27. Nxd5 f6 28. Kf3 Kf7 29. Ke4 Ke6 30. Nf4+ Kd6 31. Kf5 Ke7 32. Kg6 Nc4 33. Kxg7 Ne5 34. Ng6+ 1-0

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "1.2"]
[White "Iljiushenok, Ilia"]
[Black "Kostin, Alexey"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2539"]
[BlackElo "2253"]
[PlyCount "94"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Moscow Nosorogi"]
[BlackTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. 0-0 e6 5. d3 d5 6. e4 Be7 7. e5 Nfd7 8. d4 c5 9. c3 Nc6 10. h4 a5 11. Bg5 b4 12. Bxe7 Qxe7 13. Nbd2 0-0 14. Rc1 bxc3 15. bxc3 Ba6 16. Re1 Rfb8 17. Nf1 cxd4 18. cxd4 Nb4 19. Re3 Nxa2 20. Ra1 Bxf1 21. Bxf1 Nb4 22. Rea3 Qd8 23. Qd2 Nb6 24. h5 h6 25. Kg2 Nc4 26. Bxc4 dxc4 27. Qc3 Qd5 28. Kh2 Nd3 29. Kg2 Rb5 30. Ra4 Nb4 31. Kg1 Rc8 32. Nd2 Qc6 33. Rxa5 Rxa5 34. Rxa5 Nd5 35. Qc2 c3 36. Rc5 Qa8 37. Ne4 Rxc5 38. Nxc5 Qa1+ 39. Kg2 Qb2 40. Qa4 Ne3+ 41. Kf3 Nf5 42. Qe8+ Kh7 43. Qxf7 Nxd4+ 44. Kg2 Qc2 45. Nd7 Qe4+ 46. Kh2 Nf3+ 47. Kg2 Ng5+ 0-1

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "12.8"]
[White "Kostin, Alexey"]
[Black "Gogolev, Artem"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2253"]
[BlackElo "2389"]
[PlyCount "170"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[BlackTeam "Vologodsk Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Qxd4 e6 6. Bc4 Nc6 7. Qe4 f5 8. Qe2 Nde7 9. Nf3 b6 10. 0-0 Bb7 11. Na3 a6 12. Nc2 Qc7 13. Bb3 h6 14. h4 Na5 15. Ncd4 Nxb3 16. axb3 Nd5 17. c4 Nb4 18. Rd1 Bc5 19. Be3 0-0-0 20. h5 g5 21. hxg6 Rhg8 22. Bxh6 Rxg6 23. Bf4 Rdg8 24. g3 Rh8 25. Kg2 Rhg8 26. Rd2 Rg4 27. Qe3 Bxd4 28. Qxd4 Nc6 29. Qe3 Ne7 30. Kf1 Ng6 31. Rad1 Nxf4 32. gxf4 Bc6 33. Rd6 Rh8 34. Ke2 Rh3 35. Rxc6 Qxc6 36. Rd3 Qc5 37. Qd2 Rg2 38. Rd4 Qc6 39. Rd3 Qc5 40. Rd4 Qc6 41. Rd3 Rg4 42. Nd4 Qe4+ 43. Re3 Qxf4 44. Rxh3 Qxd4 45. Qxd4 Rxd4 46. Rd3 Re4+ 47. Re3 Rh4 48. Rg3 Kc7 49. Kd3 Rh2 50. Ke3 Rh1 51. Kd4 Rf1 52. Rf3 Rb1 53. Kc3 Re1 54. Kd2 Rxe5 55. Rh3 Re4 56. Rh8 Rd4+ 57. Ke3 Rd1 58. Rh2 Re1+ 59. Kd3 Rb1 60. f3 Rf1 61. Ke2 Rb1 62. Kd3 Rg1 63. b4 Kc6 64. Kd4 Rd1+ 65. Ke5 Rc1 66. Kd4 Rd1+ 67. Ke5 Rf1 68. f4 Re1+ 69. Kf6 Re4 70. Rh8 Rxc4 71. Ke7 Rxf4 72. Rc8+ Kb5 73. Kxd7 Rxb4 74. Kxe6 f4 75. Rc2 f3 76. Kd5 Rf4 77. Ke5 Rf8 78. Rf2 Kc4 79. Kd6 Kd3 80. Kc6 Ke3 81. Rf1 Rf6+ 82. Kb7 f2 83. Kxa6 Ke2 84. Rh1 f1Q 85. Rxf1 Kxf1 0-1

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "2.8"]
[White "Kostin, Alexey"]
[Black "Grigoriants, Boris"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2253"]
[BlackElo "1914"]
[PlyCount "101"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[BlackTeam "Stavropol Region II"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Nxe4 8. Bxb4 Nxb4 9. Bxf7+ Kf8 10. 0-0 Kxf7 11. Qb3+ Kf8 12. Qxb4+ Qe7 13. Qxe7+ Kxe7 14. Re1 d5 15. Nc3 c6 16. Nxe4 dxe4 17. Rxe4+ Kf6 18. Rae1 Bf5 19. Re7 Rab8 20. h3 h5 21. Rc7 Rhc8 22. Ree7 Rxc7 23. Rxc7 g5 24. Ne5 a5 25. Nd7+ Bxd7 26. Rxd7 a4 27. d5 cxd5 28. Rxd5 b5 29. a3 b4 30. Ra5 bxa3 31. bxa3 Rb1+ 32. Kh2 Rb2 33. f3 Ra2 34. Rxa4 Kf5 35. h4 gxh4 36. Rxh4 Rxa3 37. Rxh5+ Kf4 38. Rh4+ Kg5 39. Kg3 Rb3 40. Rc4 Rb5 41. f4+ Kf5 42. Kh4 Rb1 43. g4+ Kg6 44. Rc6+ Kf7 45. Kg5 Rb5+ 46. f5 Rd5 47. Rc7+ Kg8 48. Kg6 Rd6+ 49. f6 Rd8 50. Rg7+ Kf8 51. Rh7 1-0

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "15.2"]
[White "Kostin, Alexey"]
[Black "Khanin, Semen"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2253"]
[BlackElo "2510"]
[PlyCount "58"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[BlackTeam "Novosibirsk"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. Qb3 Na5 11. Qa4+ Nc6 12. Qb3 Nce7 13. 0-0 0-0 14. Rfe1 c6 15. Ne4 h6 16. h3 Nb6 17. Bf1 Be6 18. Qc2 Bf5 19. Bd3 Ned5 20. Nc5 Nb4 21. Qb3 Nxd3 22. Nxd3 Qd5 23. Qxd5 Nxd5 24. Nc5 b6 25. Nb3 Rad8 26. Ne5 Nb4 27. Rac1 Rd6 28. a3 Nc2 29. Re2 Be6 1/2-1/2

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "14.3"]
[White "Kostin, Alexey"]
[Black "Motylev, Alexander"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2253"]
[BlackElo "2661"]
[PlyCount "77"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[BlackTeam "Moscow Legacy Square"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Bg4 6. Nbd2 e6 7. Bc4 Qd8 8. Qa4+ Nbd7 9. Ne5 cxd4 10. cxd4 a6 11. Nxg4 Nxg4 12. Be2 Ngf6 13. 0-0 Bd6 14. Nc4 Bc7 15. Qb3 Qb8 16. h3 0-0 17. Bf3 Ra7 18. Bd2 Rd8 19. Rfd1 Nd5 20. Bg5 N7f6 21. Ne3 h6 22. Bxf6 Nxf6 23. d5 e5 24. Nf5 e4 25. Be2 Bd6 26. Rac1 Bf4 27. Rc2 g6 28. Ne3 b5 29. Rc6 Be5 30. Ng4 Nxg4 31. Bxg4 Kg7 32. Qe3 f5 33. Bxf5 Bd6 34. Bxe4 Re7 35. Qd3 Rde8 36. f3 g5 37. Qd4+ Be5 38. Rg6+ Kf7 39. Qb6 1/2-1/2

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "10.6"]
[White "Kostin, Alexey"]
[Black "Sharafiev, Azat"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2253"]
[BlackElo "2432"]
[PlyCount "81"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[BlackTeam "Kazan Ladya"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 Nc6 2. d4 d5 3. exd5 Qxd5 4. Be3 e5 5. c4 Qd8 6. d5 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 Nd4 9. Ne2 Nxe2 10. Bxe2 Ne7 11. 0-0 0-0 12. Nc3 Nf5 13. Bg4 b6 14. Rfe1 Nd6 15. Bxc8 Rxc8 16. b3 Re8 17. Ne4 h6 18. c5 Nxe4 19. Rxe4 bxc5 20. Rc4 c6 21. d6 Re6 22. Rd1 Qb6 23. h3 Rd8 24. Qe3 f6 25. d7 Re7 26. Qd3 Qc7 27. Rxc5 Rexd7 28. Qc4+ Kh8 29. Rxd7 Qxd7 30. Rxc6 Qd1+ 31. Kh2 Qd2 32. Rc8 Rxc8 33. Qxc8+ Kh7 34. Qf5+ Kh8 35. a4 Qb4 36. Qc8+ Kh7 37. Qc4 Qb6 38. f3 a5 39. Qd3+ Kh8 40. Qb5 Qc7 41. Qc4 1/2-1/2

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "3.5"]
[White "Kryakvin, Dmitry"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2595"]
[BlackElo "2253"]
[PlyCount "71"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Tyumen Molodezhka"]
[BlackTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 c5 6. Nf3 cxd4 7. cxd4 Bb4+ 8. Nc3 0-0 9. Rc1 b6 10. a3 Bxc3+ 11. Rxc3 Bb7 12. Bd3 Nc6 13. e5 Qe7 14. 0-0 d6 15. Qe2 dxe5 16. dxe5 Rac8 17. Rfc1 Na5 18. Rxc8 Rxc8 19. Rxc8+ Bxc8 20. b4 Nb7 21. Qe4 g6 22. h4 Nd8 23. Qf4 h5 24. Ng5 Bb7 25. Be4 Bxe4 26. Nxe4 Kg7 27. Nf6 Nc6 28. Qg5 b5 29. Nxh5+ Kf8 30. Nf6 Kg7 31. h5 Nxe5 32. h6+ Kf8 33. Qxe5 Qd8 34. Nh7+ Ke8 35. Qh8+ Kd7 36. Nf6+ 1-0

[Event "RUS-chT blitz"]
[Site "Sochi"]
[Date "2018.10.10"]
[Round "9.9"]
[White "Rudakov, Sergey S"]
[Black "Kostin, Alexey"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "1733"]
[BlackElo "2253"]
[PlyCount "86"]
[EventDate "2018.10.10"]
[EventType "team-swiss (blitz)"]
[EventRounds "15"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Voronezh SDYuSShOR"]
[BlackTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. 0-0 Nc6 8. Nc3 Nf6 9. Bg5 Ne5 10. Be2 d6 11. Qd2 b5 12. a3 Bb7 13. Rad1 Bb8 14. f4 Ned7 15. Bf3 0-0 16. e5 Qb6+ 17. Kh1 Bxf3 18. Rxf3 dxe5 19. Bxf6 Nxf6 20. Rd3 exf4 21. h3 Be5 22. Rf1 Bxc3 23. Qxc3 Ne4 24. Qe1 Ng3+ 25. Rxg3 fxg3 26. Qxg3 Rad8 27. c3 g6 28. Nd4 Rxd4 29. cxd4 Qxd4 30. b4 Rc8 31. Qf3 Qd7 32. Rd1 Qc7 33. h4 Rd8 34. Rf1 h5 35. Qe3 Qc4 36. Qf2 e5 37. Qf6 Rd4 38. g3 Qd5+ 39. Kh2 Rd2+ 40. Rf2 Rxf2+ 41. Qxf2 e4 42. Qf6 e3 43. Qf1 Qd2+ 0-1

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2018.10.09"]
[Round "6.9"]
[White "Kostin, Alexey"]
[Black "Ivlev, Aleksey"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2253"]
[BlackElo "2326"]
[PlyCount "128"]
[EventDate "2018.10.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[BlackTeam "Belgorod Rakita"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Nxe4 8. Bxb4 Nxb4 9. Bxf7+ Kxf7 10. Qb3+ Kf8 11. Qxb4+ Qe7 12. Qxe7+ Kxe7 13. Nc3 Nxc3 14. bxc3 d6 15. Kd2 Bg4 16. Ne1 Rhf8 17. f3 Be6 18. Nc2 c6 19. Rhe1 Kd7 20. Ne3 h5 21. Rab1 Rab8 22. a3 h4 23. Rf1 b5 24. f4 g6 25. g4 hxg3 26. hxg3 Rh8 27. Rh1 Bf5 28. Rbe1 a5 29. Ke2 Be4 30. Rxh8 Rxh8 31. Ng4 Bf5 32. Nf2 c5 33. dxc5 dxc5 34. Kf3 b4 35. cxb4 cxb4 36. axb4 axb4 37. g4 Bc2 38. Ke3 b3 39. Kd2 Kd6 40. Kc3 Kd5 41. Re5+ Kd6 42. Ne4+ Kc6 43. Re6+ Kb5 44. Re5+ Ka4 45. Kb2 Kb4 46. Nc3 Kc4 47. f5 gxf5 48. gxf5 Bd3 49. Na4 Rh2+ 50. Kc1 Rc2+ 51. Kd1 Ra2 52. Nb6+ Kc3 53. Rc5+ Kb4 54. Rc7 Ra5 55. Rb7 Be4 56. Rb8 Kc3 57. Rc8+ Kb4 58. Rb8 Rb5 59. Kc1 Rc5+ 60. Kd2 Rb5 61. f6 Bg6 62. Nd5+ Kc5 63. Rxb5+ Kxb5 64. Kc3 Bf7 1/2-1/2

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2018.10.09"]
[Round "8.9"]
[White "Tatarintsev, Egor"]
[Black "Kostin, Alexey"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "2086"]
[BlackElo "2253"]
[PlyCount "68"]
[EventDate "2018.10.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Voronezh SDYuSShOR"]
[BlackTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 c5 5. cxd5 exd5 6. Bg2 Nc6 7. 0-0 Be7 8. Nc3 Be6 9. dxc5 Bxc5 10. Bg5 Be7 11. Nd4 0-0 12. Nxe6 fxe6 13. Qb3 Qb6 14. Qxb6 axb6 15. Rfd1 Bc5 16. Bxf6 Rxf6 17. e3 Ne5 18. Rd2 Nc4 19. Re2 Ne5 20. Rd1 Raf8 21. Rdd2 Bb4 22. Rd1 Rc8 23. Nb1 Nd3 24. a3 Nc1 25. axb4 Nxe2+ 26. Kf1 Rc2 27. f4 Nc1 28. Nc3 Kf8 29. e4 g5 30. exd5 gxf4 31. Ne4 f3 32. Nxf6 fxg2+ 33. Kg1 Ne2+ 34. Kxg2 Nc3+ 0-1

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2018.10.09"]
[Round "9.9"]
[White "Zelenskaya, Anastasiya"]
[Black "Kostin, Alexey"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "1723"]
[BlackElo "2253"]
[PlyCount "126"]
[EventDate "2018.10.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Stavropol Region Krepost"]
[BlackTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Be3 Qb6 7. c3 Nc6 8. Qb3 Qxb3 9. axb3 Nxd4 10. Bxd4 Bxd4 11. cxd4 d6 12. Na3 Ke7 13. Nc4 Nf6 14. Nb6 Rb8 15. Rc1 Bd7 16. Rc7 Rhd8 17. Kd2 Ne8 18. Rc3 Bc6 19. d5 Bd7 20. Rhc1 e5 21. b4 g6 22. f3 f5 23. Nxd7 Rxd7 24. exf5 g5 25. g4 Nf6 26. Be4 h5 27. h3 Rh8 28. Rc8 Rh7 29. Ke3 hxg4 30. hxg4 Rh3 31. Rg1 Rh2 32. b3 Ne8 33. Rc3 Nc7 34. Rgc1 Nb5 35. Rd3 Nd4 36. Rxd4 exd4+ 37. Kxd4 Rb2 38. Kc3 Rh2 39. Kd4 Kd8 40. f4 Rh4 41. Rg1 Rg7 42. fxg5 Rxg5 43. Bf3 Rxf5 44. Ke4 Rf7 45. Ke3 Rh3 46. Rf1 Rg3 47. Ke2 Rf4 48. Rf2 Rxb4 49. Rh2 Rxb3 50. Rh8+ Kc7 51. Rh7+ Kb6 52. Rf7 a5 53. Kf2 Rbxf3+ 54. Rxf3 Rxg4 55. Rd3 a4 56. Ke2 Kc5 57. Rd1 b5 58. Ke3 a3 59. Ra1 b4 60. Rd1 a2 61. Kd2 Rd4+ 62. Kc2 Rxd1 63. Kb3 a1Q 0-1

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2018.10.08"]
[Round "2.2"]
[White "Babayan, Arman S"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1673"]
[BlackElo "2253"]
[PlyCount "117"]
[EventDate "2018.10.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Stavropol Region II"]
[BlackTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 e6 4. e3 Be7 5. Be2 b6 6. 0-0 Bb7 7. b3 0-0 8. Bb2 d6 9. d4 cxd4 10. exd4 d5 11. Rc1 Nbd7 12. Qc2 Rc8 13. cxd5 Nxd5 14. Qd2 Bb4 15. a3 Nxc3 16. Bxc3 Bxa3 17. Ra1 Bd6 18. Rxa7 Bxf3 19. Bxf3 Rxc3 20. Qxc3 Nf6 21. Ra8 Bb8 22. Rc1 h6 23. Kh1 Nh7 24. g3 Qg5 25. Qe3 Qf6 26. d5 Ng5 27. Bg2 e5 28. h4 Nh7 29. Rc6 Qf5 30. Qxb6 Nf6 31. Rxf6 Qxf6 32. Rxb8 Rxb8 33. Qxb8+ Kh7 34. Qa7 g5 35. h5 Kg7 36. Qe3 Qd6 37. b4 f5 38. Qc5 Qf6 39. Qc7+ Kf8 40. Qc8+ Ke7 41. Qc7+ Kf8 42. d6 Qf7 43. d7 Qxh5+ 44. Kg1 Qd1+ 45. Bf1 Ke7 46. Qxe5+ Kxd7 47. Qxf5+ Ke7 48. Qh7+ Kf6 49. Qxh6+ Kf5 50. Qf8+ Kg4 51. Qc8+ Kh5 52. b5 Qb1 53. Qe8+ Kh6 54. Qe6+ Kh5 55. b6 g4 56. Qf7+ Kh6 57. b7 Qb6 58. Qf8+ Kh7 59. b8Q 1-0

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2018.10.08"]
[Round "4.3"]
[White "Kostin, Alexey"]
[Black "Rozhko, Dmitry"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2253"]
[BlackElo "2305"]
[PlyCount "101"]
[EventDate "2018.10.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[BlackTeam "Stavropol Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 dxe4 5. dxe4 b6 6. Bb5+ c6 7. Be2 Be7 8. 0-0 0-0 9. e5 Nd5 10. Ne4 Ba6 11. c4 Nc7 12. Qc2 Nd7 13. Rd1 Qc8 14. Bg5 f6 15. Bh4 Qe8 16. Nd6 Qg6 17. Bd3 Qh6 18. Be4 Nxe5 19. Nxe5 Qxh4 20. Nxc6 Bxd6 21. Rxd6 f5 22. Bf3 Qxc4 23. Qxc4 Bxc4 24. Ne7+ Kf7 25. Bxa8 Kxe7 26. Rc6 Nd5 27. Rxc4 Rxa8 28. f4 h6 29. Kf2 g5 30. g3 Kd6 31. Re1 b5 32. Rd4 Rc8 33. a4 b4 34. Rd2 gxf4 35. gxf4 Rc4 36. Kg3 b3 37. a5 Ra4 38. Re3 Rxa5 39. Rxb3 Ra4 40. Rb7 Kc6 41. Rh7 Nxf4 42. Rxh6 Re4 43. h4 Nd5 44. h5 Rg4+ 45. Kf2 Rf4+ 46. Ke1 Kd6 47. Re2 Nc7 48. Rh8 Rh4 49. h6 Ke7 50. h7 Ne8 51. Rxe6+ 1-0

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2018.10.08"]
[Round "3.3"]
[White "Moiseenko, Vadim"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "2492"]
[BlackElo "2253"]
[PlyCount "91"]
[EventDate "2018.10.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Vologodsk Region"]
[BlackTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. Nf3 Nf6 2. b3 d6 3. Bb2 e5 4. c4 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 Qe7 8. d3 Nbd7 9. Nc3 Re8 10. a3 a5 11. b4 c6 12. Qc2 Nb6 13. Nd2 d5 14. cxd5 Nbxd5 15. b5 Nxc3 16. Bxc3 cxb5 17. Rfb1 Bd7 18. Bxb7 Rab8 19. Bg2 b4 20. axb4 axb4 21. Bb2 Rec8 22. Qd1 Bc6 23. Nf3 Nd5 24. Qb3 h6 25. Nxe5 Bxe5 26. Bxd5 Be8 27. Ra6 Kg7 28. Re6 fxe6 29. Bxe5+ Kh7 30. Bxe6 Bc6 31. Bxb8 Rxb8 32. Rc1 Qd6 33. e4 Be8 34. Ra1 Qc5 35. Kg2 Bc6 36. Ra2 Qd4 37. Rc2 Rb6 38. Bg8+ Kh8 39. Qf7 Bxe4+ 40. dxe4 Qxe4+ 41. Kh3 Rb7 42. Qf6+ Rg7 43. Rc7 Qf5+ 44. Qxf5 gxf5 45. Rxg7 Kxg7 46. Bb3 1-0

[Event "RUS-chT rapid"]
[Site "Sochi"]
[Date "2018.10.08"]
[Round "1.3"]
[White "Savchenko, Boris"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "B41"]
[WhiteElo "2562"]
[BlackElo "2253"]
[PlyCount "110"]
[EventDate "2018.10.08"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Moscow Nosorogi"]
[BlackTeam "Moscow Liga Tsifrovoy Ekonomiki"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. Be2 Nc6 8. Nxc6 dxc6 9. Be3 e5 10. Qb3 Be6 11. Bb6 Qc8 12. 0-0-0 Be7 13. a3 0-0 14. Kb1 Nd7 15. Na4 Bd8 16. Bxd8 Rxd8 17. Nb6 Nxb6 18. Qxb6 Rb8 19. c5 Rd4 20. Rxd4 exd4 21. Rd1 Qd7 22. Bxa6 h6 23. f3 Qe7 24. Qb4 b5 25. cxb6 Qxb4 26. axb4 Rxb6 27. Bd3 Rxb4 28. Rc1 Rb6 29. f4 f6 30. Bc4 c5 31. Bd5 Bxd5 32. exd5 Rb5 33. d6 Kf7 34. Re1 Rb7 35. f5 Rd7 36. Re6 h5 37. h3 h4 38. Re4 Rxd6 39. Rxh4 Rd5 40. Rf4 Re5 41. b4 d3 42. Kc1 cxb4 43. Kd2 Re2+ 44. Kxd3 Rxg2 45. Rxb4 Rg3+ 46. Ke4 Rxh3 47. Rb8 Rh1 48. Kf4 Rf1+ 49. Ke4 Re1+ 50. Kf4 Re8 51. Rb2 Ra8 52. Kg4 Ra4+ 53. Kh5 Kg8 54. Rb7 Kh7 55. Rxg7+ Kxg7 1/2-1/2

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.21"]
[Round "9"]
[White "Kostin, Alexey"]
[Black "Sinitsina, Anastassia"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2282"]
[BlackElo "2009"]
[PlyCount "69"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bf5 6. Be3 Nf6 7. Bb5 Ng4 8. 0-0 a6 9. Qa4 Rc8 10. Bc4 Qd7 11. dxc5 Nxe3 12. fxe3 e6 13. b4 Be7 14. Nbd2 0-0 15. Nd4 Bg5 16. Rae1 Bg6 17. N2f3 Bf6 18. Rd1 Qe7 19. Bd3 Ne5 20. Nxe5 Bxe5 21. Bxg6 hxg6 22. Rd3 Rfd8 23. Rfd1 Bb8 24. Nf3 e5 25. e4 f5 26. Qb3+ Kh7 27. Ng5+ Qxg5 28. Rh3+ Qh5 29. Rxh5+ gxh5 30. exf5 Rf8 31. Qc2 Rf6 32. Rd7 Re8 33. Qe4 Kh6 34. Qe3+ g5 35. Qe4 1-0

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.20"]
[Round "8"]
[White "Davydov, Sergey P"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2213"]
[BlackElo "2282"]
[PlyCount "46"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. Nc3 Bb7 5. Bg5 Be7 6. e3 d5 7. cxd5 Nxd5 8. Bxe7 Qxe7 9. Bb5+ c6 10. Bd3 Nf6 11. Rc1 Nbd7 12. 0-0 0-0 13. Qe2 e5 14. Ba6 Bxa6 15. Qxa6 exd4 16. Nxd4 c5 17. Ndb5 Ne5 18. Rfd1 h6 19. h3 Rfd8 20. Rxd8+ Rxd8 21. Qxa7 Qxa7 22. Nxa7 Rd2 23. b3 Rb2 1/2-1/2

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.19"]
[Round "7"]
[White "Kostin, Alexey"]
[Black "Thrish, Karthik"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "2282"]
[BlackElo "2111"]
[PlyCount "91"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. exd6 cxd6 5. c4 Nb6 6. Nc3 g6 7. Be3 Bg7 8. Rc1 0-0 9. b3 Nc6 10. d5 Ne5 11. Be2 f5 12. Nf3 Nxf3+ 13. Bxf3 Nd7 14. Qd2 Ne5 15. Be2 Nf7 16. 0-0 e5 17. dxe6 Bxe6 18. f4 Qa5 19. Bf3 Rab8 20. Bd4 Bxd4+ 21. Qxd4 Qc5 22. Rcd1 Qxd4+ 23. Rxd4 Bd7 24. Bd5 Bc6 25. Bxf7+ Kxf7 26. Rxd6 Rfe8 27. Kf2 Re7 28. Rfd1 Rbe8 29. b4 a6 30. a4 Rc8 31. R1d4 Rec7 32. c5 Re7 33. Nd5 Ree8 34. Nb6 Rc7 35. Rd8 Re6 36. Rd2 Ree7 37. Nc8 Bxa4 38. Nxe7 Rxe7 39. Re2 Rc7 40. Re5 Bc6 41. g3 Bb5 42. h4 Bc6 43. h5 Rd7 44. Rxd7+ Bxd7 45. hxg6+ hxg6 46. Ke3 1-0

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.18"]
[Round "6"]
[White "Lingur, Zalina"]
[Black "Kostin, Alexey"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "2101"]
[BlackElo "2282"]
[PlyCount "64"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 d6 8. Be2 b6 9. Be3 Bb7 10. f3 Be7 11. 0-0 0-0 12. Rc1 Nbd7 13. Qe1 Rac8 14. Qf2 Qb8 15. g4 Ne5 16. b3 Nfd7 17. f4 Nc6 18. Nxc6 Bxc6 19. b4 b5 20. g5 Qb7 21. Qg2 Nb6 22. cxb5 axb5 23. f5 Na4 24. Bd3 Nxc3 25. Rxc3 exf5 26. Rxf5 g6 27. Rf6 Bxf6 28. gxf6 Qd7 29. Bd4 Bb7 30. Qg5 Kh8 31. Bxb5 Qe6 32. Qh6 Rg8 0-1

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.16"]
[Round "5"]
[White "Kostin, Alexey"]
[Black "Grachev, Alexey1111"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2282"]
[BlackElo "2203"]
[PlyCount "120"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Qxd4 e6 6. Bc4 Nc6 7. Qe4 f5 8. Qe2 Nde7 9. Nf3 Ng6 10. 0-0 Be7 11. b4 b6 12. Na3 Qc7 13. Nb5 Qb8 14. Re1 0-0 15. Bd2 Bb7 16. Rad1 a6 17. Nbd4 Qc8 18. Bb3 Nxd4 19. cxd4 a5 20. b5 a4 21. Rc1 axb3 22. Rxc8 Rfxc8 23. axb3 Bd5 24. Rc1 Rxc1+ 25. Bxc1 Bxb3 26. h3 Rc8 27. Bg5 Bf8 28. Qb2 Bd5 29. Bd2 Ne7 30. Bb4 h6 31. Nd2 Ra8 32. Nf1 Bb7 33. Ne3 Nd5 34. Nxd5 Bxd5 35. Bxf8 Rxf8 36. Qc3 Rb8 37. Qc7 Rb7 38. Qd8+ Kh7 39. f3 Bc4 40. Qc8 Bd5 41. h4 Ra7 42. Qd8 Bc4 43. Kh2 Rb7 44. Qc8 Bd5 45. Kg3 Kg6 46. Kf4 Kh7 47. h5 Ra7 48. Qd8 Rb7 49. g4 fxg4 50. fxg4 Ra7 51. Qxb6 Ra3 52. g5 hxg5+ 53. Kxg5 Rg3+ 54. Kf4 Rb3 55. Qc5 Kh6 56. Qc8 Kxh5 57. Qh8+ Kg6 58. Qe8+ Kh6 59. Qxd7 g5+ 60. Kg4 Bf3+ 0-1

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.15"]
[Round "4"]
[White "Yakimenko, Alexander A"]
[Black "Kostin, Alexey"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "2094"]
[BlackElo "2282"]
[PlyCount "114"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. e3 cxd4 6. exd4 d5 7. Nf3 0-0 8. a3 Bxc3+ 9. bxc3 b6 10. Ne5 Bb7 11. Be2 dxc4 12. 0-0 Nc6 13. Nxc4 Rc8 14. Rd1 Nd5 15. Ne3 Na5 16. Bd2 Nxe3 17. Bxe3 Bd5 18. Bd3 Bb3 19. Bxh7+ Kh8 20. Qd3 Bxd1 21. Rxd1 g6 22. Bxg6 fxg6 23. Qxg6 Qf6 24. Qh5+ Kg7 25. d5 Nc4 26. Bd4 e5 27. Rd3 Qh6 28. Qg4+ Qg6 29. Qh3 exd4 30. Rg3 Ne5 31. Rxg6+ Nxg6 32. Qd7+ Kf6 33. Qe6+ Kg5 34. h4+ Nxh4 35. cxd4 Nf5 36. g3 Rfe8 37. Qf7 Re7 38. f4+ Kg4 39. Qg6+ Kf3 40. Qh5+ Kxg3 41. Qh2+ Kg4 42. Qd2 Re4 43. d6 Rxd4 44. d7 Rd8 45. Qe2+ Kxf4 46. Qh2+ Kg5 47. Qc7 Rd1+ 48. Kf2 R8xd7 49. Qb8 R1d2+ 50. Ke1 Rd1+ 51. Kf2 R7d2+ 52. Kf3 Nh4+ 53. Ke3 Rd3+ 54. Ke4 Rd4+ 55. Ke3 Nf5+ 56. Ke2 R4d2+ 57. Kf3 Rf1+ 0-1

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.13"]
[Round "2"]
[White "German, Nikita"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2182"]
[BlackElo "2282"]
[PlyCount "111"]
[EventDate "2018.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 Qc7 7. Qe2 d6 8. c4 Nc6 9. Nf3 Be7 10. Nc3 b6 11. h3 Bb7 12. Be3 0-0 13. Rac1 Ne5 14. Nxe5 dxe5 15. a3 Bc5 16. b4 Bd4 17. Bg5 Qe7 18. Qc2 a5 19. Nb5 h6 20. Bd2 Nd7 21. Nxd4 exd4 22. Qb2 e5 23. Rb1 Rfb8 24. Rfc1 Bc6 25. Kh2 Qd6 26. Qc2 axb4 27. axb4 Ra3 28. b5 Rxd3 29. Bb4 Nc5 30. Bxc5 Qxc5 31. Qxd3 Bb7 32. f3 Bc8 33. Ra1 Qe7 34. Qa3 Qf6 35. Qa7 Rb7 36. Qa8 Rc7 37. Qb8 Rc5 38. Kg1 Kh7 39. Rc2 Qg6 40. Kh2 h5 41. Qa7 h4 42. Kh1 f5 43. Qe7 Qg3 44. Qf7 Qg5 45. Rf1 d3 46. Rcf2 Qf4 47. Rd1 Qh6 48. exf5 Qg5 49. Qg6+ Qxg6 50. fxg6+ Kxg6 51. Rxd3 Rxc4 52. Rd6+ Kf5 53. Rxb6 Be6 54. Re2 Bd5 55. Rd6 Bb7 56. Rd7 1-0

[Event "Voronezh op-A 22nd"]
[Site "Voronezh"]
[Date "2018.06.12"]
[Round "1"]
[White "Kostin, Alexey"]
[Black "Savchenko, Boris"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2282"]
[BlackElo "2565"]
[PlyCount "48"]
[EventDate "2018.06.12"]
[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 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bd3 Bg4 6. c3 Qf6 7. Nbd2 0-0-0 8. 0-0 Bd6 9. Qa4 Kb8 10. b4 Nce7 11. Re1 Ng6 12. Bf1 N8e7 13. b5 h5 14. c4 Nf5 15. cxd5 Nfh4 16. Nxh4 Nxh4 17. Ne4 Qg6 18. Ba3 Nf3+ 19. gxf3 Bxf3+ 20. Ng3 h4 21. Bxd6 cxd6 22. b6 axb6 23. Rab1 hxg3 24. fxg3 Rxh2 0-1

[Event "RUS-chT2"]
[Site "Sochi"]
[Date "2018.05.10"]
[Round "9.2"]
[White "Smirnov, Artem"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "2400"]
[BlackElo "2291"]
[PlyCount "79"]
[EventDate "2018.05.01"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]
[WhiteTeam "St Petersburg Law Enforcement"]
[BlackTeam "Voronezh Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. d4 Nf6 2. Bg5 e6 3. Nd2 c5 4. e3 Be7 5. c3 b6 6. Ngf3 Bb7 7. Bd3 Nc6 8. 0-0 0-0 9. a3 d6 10. Re1 Nd5 11. Bxe7 Qxe7 12. Bf1 Nf6 13. e4 cxd4 14. cxd4 d5 15. e5 Nd7 16. b4 Rfc8 17. Bd3 Rc7 18. h4 Rac8 19. Nf1 Nd8 20. Qd2 Nf8 21. h5 h6 22. Rac1 Bc6 23. Ne3 Qd7 24. Ng4 Bb5 25. Rxc7 Rxc7 26. Nf6+ gxf6 27. exf6 e5 28. Nxe5 Qe8 29. Qxh6 Nde6 30. Re3 Bxd3 31. Rxd3 Nh7 32. Rg3+ Kh8 33. Rg7 Qg8 34. Rxg8+ Kxg8 35. f4 Rc1+ 36. Kh2 Rf1 37. Nc6 Rxf4 38. Ne7+ Kh8 39. Ng6+ fxg6 40. hxg6 1-0

[Event "RUS-chT2"]
[Site "Sochi"]
[Date "2018.05.09"]
[Round "8.7"]
[White "Kostin, Alexey"]
[Black "Illina, Natalia"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2291"]
[BlackElo "2146"]
[PlyCount "86"]
[EventDate "2018.05.01"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]
[WhiteTeam "Voronezh Region"]
[BlackTeam "Cimmeria"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Na3 Nc6 7. Nb5 Qd8 8. dxc5 Bxc5 9. Qxd8+ Kxd8 10. Bg5 a6 11. Nbd4 Nxd4 12. Nxd4 Ke7 13. Nb3 Bb6 14. Be2 h6 15. Bh4 g5 16. Bg3 Ne4 17. Bf3 Nxg3 18. hxg3 Rb8 19. Rd1 Bc7 20. Nd2 b6 21. Ke2 Bd7 22. c4 Be5 23. b3 Bg7 24. g4 Rhc8 25. Rc1 Rc7 26. Nf1 Rbc8 27. Ne3 b5 28. Kd2 Kf6 29. cxb5 axb5 30. Rxc7 Rxc7 31. Rc1 Rxc1 32. Kxc1 Ke5 33. Kd2 Kd6 34. Kd3 Kc5 35. Nc2 b4 36. Ne3 Bb5+ 37. Kd2 Bc3+ 38. Kd1 Bd4 39. Kd2 Bc3+ 40. Kd1 Bd4 41. Kd2 Bc3+ 42. Kd1 Bd4 43. Kd2 Bc3+ 1/2-1/2

[Event "RUS-chT2"]
[Site "Sochi"]
[Date "2018.05.08"]
[Round "7.7"]
[White "Draganov, Ruslan"]
[Black "Kostin, Alexey"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "2159"]
[BlackElo "2291"]
[PlyCount "106"]
[EventDate "2018.05.01"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]
[WhiteTeam "Smolensk Region VOS"]
[BlackTeam "Voronezh Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Bd3 Nc6 7. Nxc6 dxc6 8. 0-0 e5 9. Bg5 Be7 10. Qe2 0-0 11. Nd2 Nd7 12. Bxe7 Qxe7 13. Rad1 Nc5 14. Nb3 Ne6 15. Qe3 a5 16. Be2 a4 17. Nc1 a3 18. b3 Nd4 19. f4 Qc5 20. Kh1 Ne6 21. Qxc5 Nxc5 22. Nd3 Nxe4 23. Nxe5 Nc3 24. Rd2 f6 25. Nf3 Bf5 26. Rc1 Ne4 27. Rd4 c5 28. Rd5 Be6 29. Kg1 Bxd5 30. cxd5 b6 31. Bb5 Nd6 32. Bd7 Rfd8 33. Be6+ Kf8 34. f5 Nb5 35. Nd2 Nd4 36. Re1 Nxe6 37. fxe6 Rxd5 38. Nc4 Ra6 39. e7+ Ke8 40. Re6 Rd7 41. Nd6+ Rxd6 42. Rxd6 Kxe7 43. Rd3 Ra7 44. Rh3 Rd7 45. Rxh7 Rd1+ 46. Kf2 Rd2+ 47. Kf3 Kf7 48. Rh8 Rxa2 49. Rb8 Rb2 50. Rxb6 a2 51. Ra6 Rxb3+ 52. Kf4 Rb2 53. g4 Rxh2 0-1

[Event "RUS-chT2"]
[Site "Sochi"]
[Date "2018.05.07"]
[Round "6.7"]
[White "Kostin, Alexey"]
[Black "Utiatskaja, Irina"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2291"]
[BlackElo "2159"]
[PlyCount "48"]
[EventDate "2018.05.01"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]
[WhiteTeam "Voronezh Region"]
[BlackTeam "Moscow Law Faculty"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 g6 5. Bd3 Bg7 6. Bc2 0-0 7. 0-0 Nc6 8. d4 cxd4 9. cxd4 e5 10. d5 Nb4 11. Bb3 Nxe4 12. Qe1 Nxf2 13. Qxf2 Nd3 14. Qe3 e4 15. Ne1 Nxc1 16. Qxc1 Bd4+ 17. Kh1 Qh4 18. Qd2 Be5 19. Qf2 Bg3 20. Qe2 Be5 21. Qf2 Bg3 22. Qe2 Be5 23. Qf2 Bg3 24. Qe2 Be5 1/2-1/2

[Event "RUS-chT2"]
[Site "Sochi"]
[Date "2018.05.05"]
[Round "5.4"]
[White "Gochelashvili, David"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2421"]
[BlackElo "2291"]
[PlyCount "83"]
[EventDate "2018.05.01"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]
[WhiteTeam "Auditing company SiViSi"]
[BlackTeam "Voronezh Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. Nf3 Nf6 2. c4 e6 3. b3 b6 4. g3 Bb7 5. Bg2 Be7 6. Bb2 c5 7. 0-0 0-0 8. d4 cxd4 9. Qxd4 d6 10. Nc3 a6 11. Rfd1 Qc7 12. Ba3 Ne8 13. Rac1 Nd7 14. Qe3 Nef6 15. Nd5 exd5 16. Qxe7 Rfe8 17. Qxd6 Qxd6 18. Bxd6 Rxe2 19. a4 Ne4 20. Nd4 Rb2 21. Nf5 Nxf2 22. Rd4 Nc5 23. Rf1 Nxb3 24. Rf4 Na5 25. R1xf2 Rb1+ 26. Rf1 Rxf1+ 27. Kxf1 dxc4 28. Bxb7 Nxb7 29. Rxc4 Nxd6 30. Nxd6 Rb8 31. Rc7 h6 32. Ke2 b5 33. a5 b4 34. Rb7 Rxb7 35. Nxb7 f5 36. Nd6 g6 37. Kd3 Kf8 38. Nb5 g5 39. Nd4 f4 40. gxf4 gxf4 41. Ke4 Ke7 42. Nc6+ 1-0

[Event "RUS-chT2"]
[Site "Sochi"]
[Date "2018.05.04"]
[Round "4.4"]
[White "Kostin, Alexey"]
[Black "Pogromsky, Mikhail"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2291"]
[BlackElo "2416"]
[PlyCount "86"]
[EventDate "2018.05.01"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]
[WhiteTeam "Voronezh Region"]
[BlackTeam "Sverdlovsk Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Bf5 6. Be3 cxd4 7. Nxd4 Nxd4 8. Qxd4 Qxd4 9. Bxd4 f6 10. Bb5+ Bd7 11. Bxd7+ Kxd7 12. Be3 e5 13. Ke2 Ne7 14. c4 Rc8 15. Rd1+ Ke6 16. Bxa7 Rxc4 17. Nc3 Nc6 18. Be3 Bb4 19. Kd3 Na5 20. Rac1 Bxc3 21. bxc3 Ra4 22. Rc2 Rd8+ 23. Ke2 Rxd1 24. Kxd1 Nc4 25. Bc5 Kd5 26. Bf8 g6 27. Re2 e4 28. Kc1 f5 29. Bg7 f4 30. Kb1 e3 31. f3 Nd2+ 32. Kb2 Kc4 33. Bh6 Kd3 34. Re1 b5 35. Bg5 Nc4+ 36. Kb1 Kd2 37. Rc1 Rxa2 38. Kxa2 Kxc1 39. Bxf4 Kc2 40. g4 e2 41. Bg3 Kxc3 42. f4 b4 43. Be1+ Kc2 0-1

[Event "RUS-chT2"]
[Site "Sochi"]
[Date "2018.05.03"]
[Round "3.6"]
[White "Gubsky, Egor"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "E18"]
[WhiteElo "2303"]
[BlackElo "2291"]
[PlyCount "64"]
[EventDate "2018.05.01"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]
[WhiteTeam "Novosibirsk Region"]
[BlackTeam "Voronezh Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Bd2 d6 9. Qc2 Nxc3 10. Bxc3 f5 11. d5 e5 12. b4 Nd7 13. Nd2 Qe8 14. Nb3 Qh5 15. f4 Bf6 16. fxe5 Bxe5 17. e3 Rae8 18. Nd4 Bxd4 19. Bxd4 Ne5 20. Rae1 Bc8 21. Qc3 Bd7 22. Rf4 Re7 23. h3 Rfe8 24. e4 Ng6 25. Rff1 fxe4 26. g4 Qh4 27. Bf2 Qg5 28. Be3 Qe5 29. Bd4 Qg5 30. Be3 Qe5 31. Bd4 Qg5 32. Be3 Qe5 1/2-1/2

[Event "RUS-chT2"]
[Site "Sochi"]
[Date "2018.05.02"]
[Round "2.7"]
[White "Kostin, Alexey"]
[Black "Pogosian, Georgy"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2291"]
[BlackElo "2155"]
[PlyCount "95"]
[EventDate "2018.05.01"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]
[WhiteTeam "Voronezh Region"]
[BlackTeam "Smolensk Region Monastyr"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Ndf3 c5 6. c3 Nc6 7. Bd3 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. Ne2 Bd6 11. 0-0 Qc7 12. Nc3 a6 13. Bg5 0-0 14. Rc1 Ng4 15. h3 Nh2 16. Nxh2 Bxh2+ 17. Kh1 Bf4 18. Bxf4 Qxf4 19. Ne2 Qh4 20. f4 Bd7 21. Qd2 Rac8 22. Kh2 g6 23. a3 Qf6 24. Qe3 Na7 25. Rxc8 Rxc8 26. Rc1 Rxc1 27. Qxc1 Nc6 28. Qc5 Qf8 29. Qb6 Qb8 30. g3 Qa7 31. Qc7 Be8 32. Qd6 Bf7 33. Qc5 Qxc5 34. dxc5 e5 35. Kg2 Be6 36. fxe5 Nxe5 37. Nf4 Bf7 38. Be2 g5 39. Nd3 Nxd3 40. Bxd3 Kg7 41. Kf2 Be6 42. h4 gxh4 43. gxh4 Kf6 44. Bxh7 Ke5 45. h5 Kd4 46. h6 Kxc5 47. Bd3 Bg8 48. Ke3 1-0

[Event "RUS-chT2"]
[Site "Sochi"]
[Date "2018.05.01"]
[Round "1.9"]
[White "Mumdgan, Suren"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "E18"]
[WhiteElo "2116"]
[BlackElo "2291"]
[PlyCount "106"]
[EventDate "2018.05.01"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]
[WhiteTeam "North Ossetia Alania"]
[BlackTeam "Voronezh Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 0-0 7. 0-0 Na6 8. Bg5 c5 9. d5 exd5 10. cxd5 d6 11. Qd2 Re8 12. e4 h6 13. Bf4 Nc7 14. a4 a6 15. Rfe1 b5 16. axb5 axb5 17. Rxa8 Qxa8 18. Nh4 b4 19. Nd1 Bf8 20. Nf5 Qd8 21. f3 Bc8 22. g4 Bxf5 23. gxf5 Nh5 24. Be3 Be7 25. Nf2 Bg5 26. f4 Bh4 27. e5 dxe5 28. fxe5 Rxe5 29. Bxc5 Rxf5 30. Bb6 Qd6 31. Bxc7 Qxc7 32. Re8+ Kh7 33. Be4 Bxf2+ 34. Qxf2 Qc1+ 35. Kg2 Nf4+ 36. Kg3 Nh5+ 37. Kh3 Nf4+ 38. Kg3 Nh5+ 39. Kh3 Nf4+ 40. Kg4 g6 41. Bxf5 gxf5+ 42. Kxf5 Nxd5 43. h4 Qc6 44. Re2 Nf6 45. Kf4 Qc4+ 46. Kf3 Qd5+ 47. Kg3 Ne4+ 48. Rxe4 Qxe4 49. Qxf7+ Kh8 50. b3 Qd4 51. Qf8+ Kh7 52. Qf7+ Qg7+ 53. Qxg7+ Kxg7 1/2-1/2

[Event "Tula Suetin Memorial"]
[Site "Tula"]
[Date "2018.01.09"]
[Round "9"]
[White "Kostin, Alexey"]
[Black "Moiseenko, Vladimir"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "2282"]
[BlackElo "2294"]
[PlyCount "45"]
[EventDate "2018.01.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nd4 6. c3 b5 7. Bf1 Nxd5 8. cxd4 Qxg5 9. Bxb5+ Kd8 10. 0-0 Bb7 11. Qf3 exd4 12. d3 Qg6 13. Bc4 c6 14. Bxd5 cxd5 15. Nd2 Bc5 16. Nc4 Re8 17. Bf4 a5 18. Ne5 Qe6 19. Nxf7+ Kd7 20. Ne5+ Kd8 21. Rfe1 Qb6 22. Qg4 Qe6 23. Qxg7 1-0

[Event "Tula Suetin Memorial"]
[Site "Tula"]
[Date "2018.01.08"]
[Round "8"]
[White "Sadovsky, Artem"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2407"]
[BlackElo "2282"]
[PlyCount "87"]
[EventDate "2018.01.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e5 3. Bg2 c6 4. d3 d5 5. cxd5 cxd5 6. Nf3 Nc6 7. 0-0 Be7 8. a3 0-0 9. b4 e4 10. dxe4 dxe4 11. Ng5 Bf5 12. Nc3 Qxd1 13. Rxd1 Rfd8 14. Bf4 a5 15. b5 Nd4 16. Bc7 Rd7 17. b6 Ne8 18. Ngxe4 Nxc7 19. bxc7 Rc8 20. e3 Nb3 21. Rxd7 Bxd7 22. Nd5 Bf8 23. Rd1 Be6 24. Nec3 Nc5 25. Nb5 Na6 26. Nb6 Nxc7 27. Nxc8 Nxb5 28. Bxb7 Nxa3 29. Rd8 g6 30. Bd5 Bxd5 31. Ne7+ Kg7 32. Nxd5 Nc2 33. Ra8 Nb4 34. Rxa5 Nxd5 35. Rxd5 f5 36. Rd7+ Kg8 37. Kg2 h5 38. f4 Bg7 39. Kf3 Bf6 40. e4 fxe4+ 41. Kxe4 Bc3 42. f5 gxf5+ 43. Kxf5 h4 44. g4 1-0

[Event "Tula Suetin Memorial"]
[Site "Tula"]
[Date "2018.01.07"]
[Round "7"]
[White "Kostin, Alexey"]
[Black "Chumachenko, Alexander"]
[Result "1-0"]
[ECO "C36"]
[WhiteElo "2282"]
[BlackElo "2067"]
[PlyCount "93"]
[EventDate "2018.01.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nf3 Nf6 5. Bc4 Nxd5 6. 0-0 Be6 7. Bb3 Bd6 8. c4 Ne7 9. d4 Ng6 10. Nc3 0-0 11. c5 Be7 12. Bxe6 fxe6 13. Qb3 Qd7 14. Qxb7 Nc6 15. Rd1 Rab8 16. Qa6 Nb4 17. Qe2 Nd5 18. Re1 Bf6 19. Qxe6+ Qxe6 20. Rxe6 Nb4 21. Re2 Rfd8 22. Rd2 Ne7 23. Ne4 Kf7 24. a3 Nbc6 25. Nxf6 Kxf6 26. b4 g5 27. Re2 Nf5 28. d5 Rxd5 29. Bb2+ Kf7 30. Nxg5+ Kg8 31. Ne6 Nfd4 32. Nxd4 Nxd4 33. Re7 a5 34. Rxc7 axb4 35. axb4 Nc2 36. Rg7+ Kf8 37. Rc1 Nxb4 38. Rxh7 Rb5 39. Ba3 Kg8 40. Re7 Nd3 41. Rd1 Rb3 42. c6 Rxa3 43. Rd7 Rc5 44. c7 Rac3 45. R1xd3 Rxd3 46. Rxd3 Rxc7 47. Kf2 1-0

[Event "Tula Suetin Memorial"]
[Site "Tula"]
[Date "2018.01.07"]
[Round "6"]
[White "Smirnov, Alexander"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2408"]
[BlackElo "2282"]
[PlyCount "58"]
[EventDate "2018.01.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. e5 Ne7 5. Nf3 Nec6 6. Be2 b6 7. 0-0 Ba6 8. Bxa6 Nxa6 9. Qa4 Qc8 10. c4 dxc4 11. d5 exd5 12. Nc3 Qb7 13. Nxd5 0-0-0 14. Nc3 Nd4 15. Nxd4 cxd4 16. Qxc4+ Nc5 17. b4 dxc3 18. bxc5 Bxc5 19. Be3 Qd5 20. Qxc3 Kb7 21. Rac1 Bxe3 22. Qxe3 Rhe8 23. Rfe1 Qxa2 24. e6 Rxe6 25. Qf3+ Kb8 26. Qg3+ Ka8 27. Qf3+ Qd5 28. Red1 Qxf3 29. Rxd8+ Kb7 1-0

[Event "Tula Suetin Memorial"]
[Site "Tula"]
[Date "2018.01.06"]
[Round "5"]
[White "Kostin, Alexey"]
[Black "Bykov, Oleg1111"]
[Result "0-1"]
[ECO "C05"]
[WhiteElo "2282"]
[BlackElo "2327"]
[PlyCount "88"]
[EventDate "2018.01.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. Ndf3 Nc6 7. c3 Qb6 8. a3 Be7 9. b4 cxd4 10. cxd4 0-0 11. Bd3 f6 12. Ne2 fxe5 13. fxe5 Rxf3 14. gxf3 Bh4+ 15. Kf1 Ndxe5 16. Kg2 Nxd3 17. Qxd3 Bd7 18. Bf4 Bf6 19. Rad1 Ne7 20. Rhe1 Bb5 21. Qd2 Nf5 22. Kh1 Qa6 23. Ng3 Qxa3 24. Qf2 Qxb4 25. Be5 Bxe5 26. Nxf5 exf5 27. Rxe5 Rf8 28. Rg1 g6 29. Rxd5 Bc6 30. Re5 Qb3 31. Re3 Qd5 32. Ra3 a5 33. Re1 a4 34. Kg2 Rd8 35. Rd1 Qd6 36. Rad3 Bd5 37. Qb2 Re8 38. R1d2 Kg7 39. Qb5 Re1 40. Qxa4 Qe7 41. Kh3 f4 42. Qb5 Qg5 43. Qd7+ Kh6 44. Qg4 Be6 0-1

[Event "Tula Suetin Memorial"]
[Site "Tula"]
[Date "2018.01.05"]
[Round "4"]
[White "Gusev, Aleksey"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2401"]
[BlackElo "2282"]
[PlyCount "117"]
[EventDate "2018.01.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 b6 4. Bg2 Bb7 5. 0-0 e6 6. Nc3 d6 7. d3 Nc6 8. e4 Be7 9. d4 cxd4 10. Nxd4 Rc8 11. b3 0-0 12. Bb2 Qc7 13. Rc1 Qb8 14. Nxc6 Bxc6 15. Qe2 a6 16. a4 Nd7 17. f4 Nc5 18. b4 Nxa4 19. Nxa4 Bxa4 20. Qg4 e5 21. fxe5 dxe5 22. Qh5 f6 23. Bh3 Be8 24. Be6+ Bf7 25. Bxe5 Qb7 26. Qg4 Bxe6 27. Qxe6+ Kh8 28. Bd6 Bxd6 29. Qxd6 Qxe4 30. Qxb6 Rxc4 31. Rxc4 Qxc4 32. Qc5 Qxc5+ 33. bxc5 Rc8 34. Ra1 Rc6 35. Rb1 Kg8 36. Rb6 Rxc5 37. Rxa6 Rc2 38. Ra7 h6 39. Rb7 Kh7 40. h3 Kg6 41. Ra7 f5 42. Rb7 Kf6 43. Ra7 g6 44. Ra6+ Kg5 45. Ra4 Re2 46. Rb4 Re4 47. Rb6 Kh5 48. Kg2 Re2+ 49. Kg1 Ra2 50. Rb5 Kg5 51. Rb6 Ra5 52. Kg2 Kh5 53. Rb4 g5 54. g4+ fxg4 55. Rxg4 Rf5 56. Ra4 Rf4 57. Ra6 g4 58. hxg4+ Rxg4+ 59. Kh3 1/2-1/2

[Event "Tula Suetin Memorial"]
[Site "Tula"]
[Date "2018.01.05"]
[Round "3"]
[White "Kostin, Alexey"]
[Black "Konaplev, Anton"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2282"]
[BlackElo "2276"]
[PlyCount "91"]
[EventDate "2018.01.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. 0-0 Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. Bg5 Bd7 12. c3 Qc7 13. Qe2 Bd6 14. h3 0-0-0 15. Rad1 Kb8 16. Bd3 h6 17. Bxf6 gxf6 18. Qh5 Bc8 19. Rfe1 f5 20. Bf1 Rdg8 21. Qf3 h5 22. Qd3 Rd8 23. Qc4 Qa5 24. b4 Qb6 25. a4 e5 26. Nf3 Be6 27. a5 Qc7 28. Qxc7+ Bxc7 29. Rxd8+ Rxd8 30. Nxe5 f4 31. Nf3 Bd5 32. Be2 Re8 33. Kf1 f6 34. Rd1 Be4 35. Rd7 Rg8 36. Bc4 Rc8 37. Bd5 Bf5 38. Rf7 Rd8 39. c4 Bd3+ 40. Kg1 f5 41. Ng5 f3 42. Ne6 Rg8 43. Bxf3 Bxc4 44. Rxc7 Bxe6 45. Rxb7+ Kc8 46. Rb6 1-0

[Event "Tula Suetin Memorial"]
[Site "Tula"]
[Date "2018.01.04"]
[Round "2"]
[White "Derevianchenko, Ilia"]
[Black "Kostin, Alexey"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "2282"]
[BlackElo "2282"]
[PlyCount "72"]
[EventDate "2018.01.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Nge2 Nc6 4. g3 d5 5. exd5 exd5 6. Bg2 Nf6 7. d4 cxd4 8. Nxd4 Bb4 9. 0-0 0-0 10. Nce2 Qb6 11. c3 Be7 12. h3 Bd7 13. Nb3 Ne5 14. Nf4 Bc6 15. Re1 Qc7 16. Nd4 Rfe8 17. Qb3 Bc5 18. Rd1 Rad8 19. Qc2 Nc4 20. b3 Nd6 21. Nd3 Bxd4 22. cxd4 Nde4 23. Bf4 Qb6 24. Nc5 Bb5 25. Re1 Rc8 26. Rac1 h6 27. Be3 Qd8 28. Qb2 b6 29. Nxe4 Nxe4 30. Rxc8 Qxc8 31. Rc1 Qf5 32. Rc7 Nxg3 33. a4 Ne2+ 34. Kh2 Bd3 35. Qd2 Qg6 36. Rxa7 Be4 0-1

[Event "Tula Suetin Memorial"]
[Site "Tula"]
[Date "2018.01.03"]
[Round "1"]
[White "Karpov, Alexander"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "2216"]
[BlackElo "2282"]
[PlyCount "25"]
[EventDate "2018.01.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Bf5 5. e3 e6 6. Bd3 Bxd3 7. Qxd3 Bd6 8. Bxd6 Qxd6 9. Nf3 Nf6 10. 0-0 0-0 11. Nc3 Nc6 12. a3 a6 13. Rac1 1/2-1/2

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.21"]
[Round "9"]
[White "Chernyshov, Konstantin"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "E19"]
[WhiteElo "2481"]
[BlackElo "2263"]
[PlyCount "85"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. c4 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 d6 10. Qc2 Qc8 11. e4 Nd7 12. b3 c5 13. d5 Bf6 14. Rb1 exd5 15. exd5 Ne5 16. Nd2 Ng6 17. Ne4 Be5 18. Be3 f5 19. f4 fxe4 20. fxe5 Nxe5 21. Bxe4 Qh3 22. Bf4 Ng4 23. Qg2 Qxg2+ 24. Bxg2 Rad8 25. Rbe1 Nf6 26. Re6 Rfe8 27. Rxd6 Rxd6 28. Bxd6 Re2 29. Bh3 Kf7 30. Be6+ Kg6 31. g4 h6 32. h4 Kh7 33. Bf5+ Kg8 34. Bg6 Bc8 35. g5 hxg5 36. hxg5 Nh7 37. Rf7 Re1+ 38. Kf2 Re8 39. Rxa7 Rd8 40. Bf7+ Kh8 41. Be7 Rd7 42. Ra8 Nxg5 43. Bg6 1-0

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.20"]
[Round "8"]
[White "Kostin, Alexey"]
[Black "Volovich, Vasily"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2263"]
[BlackElo "2204"]
[PlyCount "101"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. 0-0 Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. Bg5 Be7 12. Bb3 0-0 13. c3 Qc5 14. Be3 Nd5 15. Nf5 Nxe3 16. Nxe7+ Qxe7 17. fxe3 b5 18. Qh5 Bb7 19. Rad1 Rad8 20. Rd4 Rxd4 21. exd4 b4 22. c4 Rd8 23. Qe5 Qd6 24. Qxd6 Rxd6 25. Rd1 Kf8 26. Kf2 a5 27. g3 Ke7 28. Ke3 Ra6 29. Ba4 Bc6 30. Bxc6 Rxc6 31. c5 e5 32. Ke4 exd4 33. Kxd4 Rf6 34. Kc4 Rf2 35. b3 Rxh2 36. c6 h5 37. Kb5 h4 38. gxh4 Rxh4 39. c7 Rh8 40. Kc6 Rc8 41. Rd5 Ke6 42. Rxa5 f5 43. a3 bxa3 44. b4 g5 45. b5 g4 46. Rxa3 f4 47. b6 g3 48. b7 Rxc7+ 49. Kxc7 g2 50. Ra1 f3 51. b8Q 1-0

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.19"]
[Round "7"]
[White "Provotorov, Ivan"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "C92"]
[WhiteElo "2375"]
[BlackElo "2263"]
[PlyCount "30"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 d6 7. c3 0-0 8. h3 b5 9. Bb3 Bb7 10. d4 Re8 11. Ng5 Rf8 12. Nf3 Re8 13. Ng5 Rf8 14. Nf3 Re8 15. Ng5 Rf8 1/2-1/2

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.18"]
[Round "6"]
[White "Chuprikov, Dmitry"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "2328"]
[BlackElo "2263"]
[PlyCount "31"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. Bb5+ Bd7 7. e5 Ng4 8. e6 fxe6 9. Ng5 Bxb5 10. Nxe6 Bxd4 11. Nxd8 Bf2+ 12. Kd2 Be3+ 13. Ke1 Bf2+ 14. Kd2 Be3+ 15. Ke1 Bf2+ 16. Kd2 1/2-1/2

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.17"]
[Round "5"]
[White "Kostin, Alexey"]
[Black "Zhileykin, Andrey"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2263"]
[BlackElo "2209"]
[PlyCount "54"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nf6 7. Bg5 Nbd7 8. d4 c6 9. Nbd2 d5 10. c3 Qxe2+ 11. Bxe2 Bd6 12. Bd3 h6 13. Bxf6 Nxf6 14. 0-0 0-0 15. Rfe1 Bd7 16. Ne5 Rfe8 17. Nxd7 Nxd7 18. Nf3 Kf8 19. Kf1 Rxe1+ 20. Rxe1 Re8 21. Rxe8+ Kxe8 22. h3 Nf6 23. Ne5 Nd7 24. Nf3 Nf6 25. Ne5 Nd7 26. Nf3 Nf6 27. Ne5 Nd7 1/2-1/2

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.16"]
[Round "4"]
[White "Shtyka, Sergey"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "A15"]
[WhiteElo "2275"]
[BlackElo "2263"]
[PlyCount "151"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. d3 0-0 7. e4 d6 8. b4 Nc6 9. b5 Ne5 10. Bb2 Nxf3+ 11. Qxf3 a6 12. a4 Nd7 13. Qe2 Nc5 14. Nc3 Bf6 15. Qc2 Bd4 16. a5 bxa5 17. Rxa5 c6 18. Rfa1 axb5 19. Rxa8 Bxa8 20. cxb5 cxb5 21. Nxb5 Bxb2 22. Qxb2 Nxd3 23. Qd4 Ne5 24. f4 Nc6 25. Qd3 d5 26. exd5 Qb6+ 27. Kh1 Nb4 28. Qa3 Qxb5 29. Qxa8 Nxd5 30. Qa5 Qxa5 31. Rxa5 Ne7 32. Ra7 Rd8 33. Rxe7 Kf8 34. Ra7 Rd1+ 35. Bf1 Rxf1+ 36. Kg2 Rb1 37. g4 h6 38. Ra3 Ke7 39. Ra5 Kf6 40. h3 Rb2+ 41. Kg3 Rb3+ 42. Kg2 g5 43. f5 Rd3 44. fxe6 fxe6 45. Ra8 Rd6 46. Rh8 Kg7 47. Re8 Kf7 48. Rh8 e5 49. Kf3 Rd3+ 50. Ke4 Rxh3 51. Kxe5 Rh1 52. Ra8 Re1+ 53. Kf5 Rf1+ 54. Ke5 Rf4 55. Ra7+ Kg6 56. Ra6+ Kg7 57. Ra7+ Rf7 58. Ra6 Rb7 59. Ra5 Rb6 60. Kf5 Rf6+ 61. Ke5 Kg6 62. Ra8 Rb6 63. Rg8+ Kf7 64. Rh8 Re6+ 65. Kd5 Kg7 66. Ra8 Re7 67. Ra6 Kh7 68. Rb6 Rg7 69. Ke5 h5 70. gxh5 g4 71. Kf4 g3 72. Rb1 Kh6 73. Rg1 g2 74. Kf3 Kxh5 75. Rxg2 Rxg2 76. Kxg2 1/2-1/2

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.15"]
[Round "3"]
[White "Kostin, Alexey"]
[Black "Kovalenko, Sergey"]
[Result "1-0"]
[ECO "C13"]
[WhiteElo "2263"]
[BlackElo "2246"]
[PlyCount "25"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 Nd7 8. Bd3 0-0 9. 0-0 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Qh5 Bxb2 13. Nf6+ 1-0

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.14"]
[Round "2"]
[White "Ioffe, Ilya"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2074"]
[BlackElo "2263"]
[PlyCount "73"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Ne5 Nxe5 11. dxe5 Ne7 12. Be2 0-0 13. 0-0 Be6 14. Qa4 a6 15. Rfd1 Qc6 16. Qxc6 Nxc6 17. f4 exf3 18. Bxf3 Rfd8 19. Rd6 Rxd6 20. exd6 Rd8 21. Bxc6 bxc6 22. Bb4 f6 23. Re1 Kf7 24. a3 a5 25. Bc5 Rb8 26. b4 axb4 27. Bxb4 Rb5 28. Rc1 Bd7 29. Kf2 Rf5+ 30. Ke3 Re5+ 31. Kd4 Rd5+ 32. Ke3 Re5+ 33. Kd4 Rd5+ 34. Ke3 Re5+ 35. Kd4 Rd5+ 36. Ke3 Re5+ 37. Kd4 1/2-1/2

[Event "Voronezh Region-ch"]
[Site "Voronezh"]
[Date "2017.12.13"]
[Round "1"]
[White "Kostin, Alexey"]
[Black "Tatarintsev, Egor"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2263"]
[BlackElo "2125"]
[PlyCount "75"]
[EventDate "2017.12.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 Nf6 6. Bg2 Bd6 7. Qe2 Bc7 8. 0-0 0-0 9. Re1 b6 10. Nf1 Ba6 11. e5 Nd7 12. Bf4 Re8 13. c4 Nf8 14. g4 f6 15. Bg3 Nxe5 16. Nxe5 Bxe5 17. Bxe5 fxe5 18. Qxe5 Ng6 19. Qg3 Qg5 20. Ne3 Rad8 21. cxd5 exd5 22. Nf5 Rxe1+ 23. Rxe1 Qd2 24. Re3 Qd1+ 25. Bf1 Rd7 26. h3 h5 27. Re8+ Kh7 28. Ne3 Qa4 29. gxh5 Nf4 30. b3 Qd4 31. Nf5 Qb4 32. a3 Qd2 33. Ne3 Rf7 34. Nxd5 Nxh5 35. Qh4 Qh6 36. Qd8 Qg6+ 37. Bg2 Qxd3 38. Be4+ 1-0

[Event "RUS Central Region-chT"]
[Site "Lipetsk"]
[Date "2017.12.07"]
[Round "7.3"]
[White "Afromeev, Vladimir"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "2646"]
[BlackElo "2263"]
[PlyCount "67"]
[EventDate "2017.12.03"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Tula Region"]
[BlackTeam "Voronezh Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 Bf5 6. Bd3 Bxd3 7. Qxd3 e6 8. a3 Bd6 9. Bxd6 Qxd6 10. Nf3 Nf6 11. Nc3 a6 12. 0-0 0-0 13. Rfc1 Rfc8 14. b4 b5 15. Ne2 Ne7 16. Qd1 Qd8 17. Rxc8 Rxc8 18. Rc1 Rxc1 19. Qxc1 Qc8 20. Qxc8+ Nxc8 21. Nc3 Ne7 22. Kf1 Kf8 23. Ke2 Nc8 24. Kd3 Nd6 25. Nb1 Ke7 26. Ne5 Nc4 27. f3 Nd7 28. Nxd7 Kxd7 29. Ke2 Kc6 30. Kd3 Kd6 31. Ke2 Kc6 32. Kd3 Kd6 33. Ke2 Kc6 34. Kd3 1/2-1/2

[Event "RUS Central Region-chT"]
[Site "Lipetsk"]
[Date "2017.12.06"]
[Round "5.4"]
[White "Grachev, Andrey"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2263"]
[BlackElo "2263"]
[PlyCount "80"]
[EventDate "2017.12.03"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Lipetsk EGU Region"]
[BlackTeam "Voronezh Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Ne5 Nxe5 11. dxe5 Ne7 12. Qe2 Bf5 13. Qb5+ Qxb5 14. Bxb5+ Nc6 15. Bxc6+ bxc6 16. Ke2 Be6 17. Rhd1 Rd8 18. Rxd8+ Kxd8 19. Rd1+ Kc8 20. a3 Rd8 21. Rxd8+ Kxd8 22. Ke3 Bd5 23. e6 g6 24. exf7 Ke7 25. Bb4+ Kxf7 26. f3 exf3 27. gxf3 Ke6 28. Kf4 g5+ 29. Kxg5 Bxf3 30. h3 a6 31. Kh6 Bg2 32. Kxh7 Bxh3 33. Kg6 Kd5 34. Kf6 Kc4 35. Ke5 Kb3 36. Kd6 Kxb2 37. Kxc6 a5 38. Bxa5 Kxa3 39. Bb6 Bg2+ 40. Kc7 Kb3 1/2-1/2

[Event "RUS Central Region-chT"]
[Site "Lipetsk"]
[Date "2017.12.06"]
[Round "6.2"]
[White "Kostin, Alexey"]
[Black "Uryupin, Igor Nikolaevich"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "2263"]
[BlackElo "2248"]
[PlyCount "109"]
[EventDate "2017.12.03"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Voronezh Region"]
[BlackTeam "Tambov Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 d5 5. exd5 Nf6 6. Nc3 Nxd5 7. Qb3 e6 8. Nf3 Bg7 9. Bc4 0-0 10. 0-0 Nxc3 11. bxc3 Nc6 12. Be2 b6 13. Ba3 Re8 14. Rfd1 Bb7 15. Rac1 Qc7 16. c4 Red8 17. Qe3 Ne7 18. d5 Nf5 19. Qb3 Qd7 20. d6 Rac8 21. c5 bxc5 22. Bxc5 Bd5 23. Qa3 Nxd6 24. Qxa7 Qxa7 25. Bxa7 Rxc1 26. Rxc1 Bxa2 27. Bb6 Rc8 28. Rxc8+ Nxc8 29. Bc5 Bf8 30. Bxf8 Kxf8 31. h4 h6 32. Nd2 Nd6 33. Bd3 Bd5 34. Nf1 Bc4 35. Bxc4 Nxc4 36. Nh2 e5 37. Kf1 Ke7 38. Ke2 Ke6 39. Kd3 Nd6 40. g3 Kf5 41. Nf1 Kg4 42. Ke2 Nf5 43. Nd2 Nxg3+ 44. fxg3 Kxg3 45. Nf3 Kf4 46. Kf2 e4 47. Nh2 f5 48. Kg2 g5 49. hxg5 hxg5 50. Nf1 e3 51. Ng3 Kg4 52. Ne2 Kh5 53. Ng3+ Kg4 54. Ne2 f4 55. Nd4 1/2-1/2

[Event "RUS Central Region-chT"]
[Site "Lipetsk"]
[Date "2017.12.05"]
[Round "4.1"]
[White "Kostin, Alexey"]
[Black "Stukalov, Alexander"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2263"]
[BlackElo "2228"]
[PlyCount "45"]
[EventDate "2017.12.03"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Voronezh Region"]
[BlackTeam "Vladimirsk Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d5 5. h3 Nh6 6. Be2 dxe4 7. Nxe4 Nf5 8. c3 Nd7 9. Bf4 Nb6 10. Be5 0-0 11. Bxg7 Kxg7 12. 0-0 Nd5 13. Re1 b6 14. Qd2 Bb7 15. c4 Nc7 16. Qc3 Nd6 17. Ng3 e6 18. Rad1 Qf6 19. Ne5 Rfe8 20. Ng4 Qe7 21. d5+ e5 22. Nxe5 cxd5 23. Nxg6+ 1-0

[Event "RUS Central Region-chT"]
[Site "Lipetsk"]
[Date "2017.12.04"]
[Round "3.4"]
[White "Kostin, Alexey"]
[Black "Makovich, Andrey"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2263"]
[BlackElo "2153"]
[PlyCount "102"]
[EventDate "2017.12.03"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Voronezh Region"]
[BlackTeam "SDU SOR Region "]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Bc4 Nxd5 6. Nc3 Nb6 7. Bb3 Nc6 8. Nf3 Bf5 9. d4 e6 10. 0-0 Be7 11. a3 0-0 12. Be3 Bf6 13. h3 Ne7 14. Rc1 Ned5 15. Qe2 a6 16. Bd2 Qd6 17. Ne4 Bxe4 18. Qxe4 Rac8 19. Ne5 Bxe5 20. dxe5 Qd7 21. Bc2 g6 22. Bd3 Rxc1 23. Rxc1 Rc8 24. Rd1 Qa4 25. Qxa4 Nxa4 26. Bc1 b5 27. Be4 Nab6 28. Kf1 Kf8 29. Ke2 a5 30. Bd2 a4 31. Bd3 Nc4 32. Rc1 Ke8 33. Rc2 Kd7 34. g3 h5 35. h4 Rc5 36. f4 Kc7 37. Be1 Kb7 38. Bf2 Rc8 39. Bd4 Ka6 40. Kf3 Ka5 41. Bf2 Ka6 42. Ke4 Ne7 43. Bg1 Nf5 44. Kf3 Ka5 45. Bf2 Ka6 46. Be4 Rd8 47. Ke2 Nd4+ 48. Bxd4 Rxd4 49. Bd3 Kb6 50. Bxc4 bxc4 51. Rd2 Kc5 1/2-1/2

[Event "RUS Central Region-chT"]
[Site "Lipetsk"]
[Date "2017.12.03"]
[Round "1.3"]
[White "Kostin, Alexey"]
[Black "Marinin, Mikhail"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2263"]
[BlackElo "2135"]
[PlyCount "99"]
[EventDate "2017.12.03"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "RUS"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Voronezh Region"]
[BlackTeam "Lipetsk SN4 Region"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 d5 2. exd5 Qxd5 3. d4 Nf6 4. Nf3 Bg4 5. Be2 Nc6 6. h3 Bh5 7. c4 Qd6 8. 0-0 0-0-0 9. d5 Bxf3 10. Bxf3 Ne5 11. Be2 e6 12. Nc3 exd5 13. Nb5 Qb6 14. Be3 d4 15. Bxd4 c5 16. Bxe5 Rxd1 17. Raxd1 Be7 18. Nd6+ Bxd6 19. Rxd6 Qc7 20. Bg3 h5 21. Rxf6 Qe7 22. Rf5 Qxe2 23. Rxc5+ Kd8 24. Rd5+ Kc8 25. Rfd1 b6 26. Rd7 Qxc4 27. Rxa7 h4 28. Ra8+ Kb7 29. Rxh8 hxg3 30. Rd7+ Ka6 31. fxg3 g5 32. Kh2 f5 33. Ra8+ Kb5 34. a4+ Kb4 35. Rb8 Kb3 36. Rxb6+ Ka2 37. b3 Qc3 38. Rbd6 g4 39. Rd2+ Ka3 40. R2d3 Qh8 41. h4 f4 42. R7d4 fxg3+ 43. Kxg3 Qe5+ 44. Kxg4 Qe6+ 45. Kg3 Qe5+ 46. Rf4 Qe2 47. Rdf3 Qe1+ 48. Kh2 Qe5 49. a5 Kb2 50. b4 1-0

[Event "Tambov Korensky Memorial 26th"]
[Site "Tambov"]
[Date "2017.08.27"]
[Round "9"]
[White "Lopukhin, Anatoly Viktorovich"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2284"]
[BlackElo "2252"]
[PlyCount "155"]
[EventDate "2017.08.19"]
[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 e6 3. b3 Nc6 4. Bb2 d6 5. d4 cxd4 6. Nxd4 e5 7. Nxc6 bxc6 8. g3 Nf6 9. Bg2 Be7 10. c4 Bg4 11. Qd2 Qd7 12. 0-0 Bh3 13. Nc3 Bxg2 14. Kxg2 0-0 15. f3 Rfd8 16. Rfd1 Qb7 17. Qe2 Nd7 18. Rd2 Nc5 19. Rad1 Ne6 20. Na4 Qc7 21. Rd3 h6 22. Qc2 Rac8 23. c5 dxc5 24. Rxd8+ Rxd8 25. Rxd8+ Nxd8 26. Nxc5 Bxc5 27. Qxc5 f6 28. Bc1 Ne6 29. Qc4 Qd7 30. Be3 Kh7 31. Kf2 c5 32. Qd5 Qc8 33. f4 Nd4 34. fxe5 fxe5 35. Qxe5 Qh3 36. Bxd4 Qxh2+ 37. Ke3 Qg1+ 38. Kd3 cxd4 39. Kc4 Qc1+ 40. Kxd4 Qb2+ 41. Kd5 Qxa2 42. Qf5+ Kh8 43. Qc8+ Kh7 44. Qc4 Qd2+ 45. Ke6 Qe3 46. e5 Qxg3 47. Qe4+ Kg8 48. Qd5 Kh7 49. Kd7 a5 50. e6 Qb8 51. e7 Qa7+ 52. Ke8 Qb8+ 53. Kd7 Qa7+ 54. Kd6 Qb8+ 55. Ke6 Qg8+ 56. Ke5 Qb8+ 57. Ke6 Qg8+ 58. Kd6 Qb8+ 59. Kd7 Qa7+ 60. Ke6 Qe3+ 61. Kd6 Qb6+ 62. Qc6 Qd4+ 63. Kc7 Qa7+ 64. Qb7 Qc5+ 65. Kd8 Qd6+ 66. Kc8 Qe6+ 67. Qd7 Qa6+ 68. Kc7 Qa7+ 69. Kc6 Qa8+ 70. Kb5 Qb8+ 71. Kxa5 Qa8+ 72. Kb4 Qe4+ 73. Ka3 Qa8+ 74. Qa4 Qh1 75. e8Q Qa1+ 76. Kb4 Qd4+ 77. Kb5 Qd5+ 78. Ka6 1-0

[Event "Tambov Korensky Memorial 26th"]
[Site "Tambov"]
[Date "2017.08.26"]
[Round "8"]
[White "Kostin, Alexey"]
[Black "Repkin, Alexander"]
[Result "1-0"]
[ECO "C17"]
[WhiteElo "2252"]
[BlackElo "2093"]
[PlyCount "61"]
[EventDate "2017.08.19"]
[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 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. Qg4 c5 6. dxc5 Nbc6 7. Bd2 d4 8. Ne4 Bxd2+ 9. Nxd2 0-0 10. Ngf3 Ng6 11. Bd3 Qd5 12. Bxg6 fxg6 13. 0-0 Qxc5 14. Qe4 Qd5 15. Rfe1 Rd8 16. Nb3 Qxe4 17. Rxe4 d3 18. c3 b6 19. Nbd4 Nxd4 20. Nxd4 Kf7 21. Rf4+ Kg8 22. Rd1 Rd5 23. Nc6 Rd7 24. Rxd3 h6 25. Rd6 g5 26. Rfd4 Rc7 27. Rd8+ Kf7 28. R4d6 a6 29. Nd4 b5 30. Nxe6 Re7 31. Rf8+ 1-0

[Event "Tambov Korensky Memorial 26th"]
[Site "Tambov"]
[Date "2017.08.25"]
[Round "7"]
[White "Kostin, Alexey"]
[Black "Lukovnikov, Alexander"]
[Result "1-0"]
[ECO "C58"]
[WhiteElo "2252"]
[BlackElo "2253"]
[PlyCount "83"]
[EventDate "2017.08.19"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bd3 h6 9. Ne4 Nd5 10. 0-0 Nf4 11. Re1 Be6 12. Bf1 Ng6 13. c3 Be7 14. d4 exd4 15. cxd4 0-0 16. Nbc3 Rb8 17. b3 Rb4 18. Be3 f5 19. Nc5 Bxc5 20. dxc5 Qf6 21. Qc1 f4 22. Bd2 Nb7 23. Ne4 Rxe4 24. Rxe4 Bd5 25. Ra4 Qg5 26. Rd4 Nd8 27. Qc3 Ne6 28. Rxd5 cxd5 29. Re1 Rf6 30. Qh3 Ngf8 31. c6 Qg6 32. Qd3 Rf5 33. Rc1 Nc7 34. Ba5 Nfe6 35. b4 Qf6 36. b5 Rg5 37. a4 f3 38. g3 Nf4 39. Qd2 Nfe6 40. Bxc7 Nxc7 41. Qa5 Qd6 42. Qxa7 1-0

[Event "Tambov Korensky Memorial 26th"]
[Site "Tambov"]
[Date "2017.08.24"]
[Round "6"]
[White "Najdin, Danil"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2233"]
[BlackElo "2252"]
[PlyCount "101"]
[EventDate "2017.08.19"]
[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 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. 0-0 Nc6 8. c4 d6 9. Nc3 Nf6 10. Kh1 Ne5 11. Be2 Qc7 12. Bg5 Bd7 13. f4 Nxc4 14. Bxc4 Qxc4 15. e5 dxe5 16. fxe5 Ng4 17. Qd6 f6 18. exf6 gxf6 19. Rxf6 0-0-0 20. Rf4 Qxf4 21. Qxf4 Nf2+ 22. Qxf2 Bxf2 23. Bxd8 Rxd8 24. Ne4 Bb6 25. Nd6+ Kb8 26. Nf7 Rf8 27. Ne5 Bb5 28. h4 Rf2 29. a4 Bxa4 30. Rxa4 Bc7 31. Re4 Rxb2 32. Nd4 a5 33. Nxe6 Rb1+ 34. Kh2 Rb4 35. Rxb4 Bxe5+ 36. Rf4 a4 37. g3 Bxf4 38. gxf4 a3 39. Nd4 a2 40. Nb3 Kc7 41. Kg3 Kd6 42. Kg4 b5 43. f5 Kd5 44. f6 Ke6 45. Kg5 Kf7 46. Kf5 Kf8 47. Ke6 Ke8 48. h5 b4 49. f7+ Kf8 50. Nc5 Kg7 51. Ke7 1-0

[Event "Tambov Korensky Memorial 26th"]
[Site "Tambov"]
[Date "2017.08.23"]
[Round "5"]
[White "Kostin, Alexey"]
[Black "Sapunov, Evgeny"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2252"]
[BlackElo "2466"]
[PlyCount "25"]
[EventDate "2017.08.19"]
[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. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Qxd4 e6 6. Bc4 Nc6 7. Qe4 d6 8. exd6 Nf6 9. Qe2 Bxd6 10. Nf3 Qc7 11. Bg5 a6 12. Nbd2 0-0 13. Rd1 1/2-1/2

[Event "Tambov Korensky Memorial 26th"]
[Site "Tambov"]
[Date "2017.08.22"]
[Round "4"]
[White "Balashov, Yuri S"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2451"]
[BlackElo "2252"]
[PlyCount "97"]
[EventDate "2017.08.19"]
[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 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 Qc7 7. Qe2 d6 8. f4 e5 9. Nf3 Nc6 10. Kh1 Bg4 11. Qf2 Be7 12. Nc3 0-0 13. Nh4 Be6 14. f5 Bd7 15. g4 d5 16. g5 Nxe4 17. Bxe4 dxe4 18. f6 Bd8 19. fxg7 Kxg7 20. Be3 Be6 21. Nf5+ Kh8 22. Qh4 Be7 23. Nxe4 Rg8 24. Rad1 Rad8 25. Qf2 Rxd1 26. Rxd1 Rd8 27. Re1 Bd5 28. Nfg3 Nb4 29. Bb6 Qxc2 30. Qxc2 Nxc2 31. Bxd8 Bxd8 32. Rc1 Nd4 33. Rc8 Nc6 34. h4 h6 35. Kh2 hxg5 36. hxg5 Kg7 37. a3 Be6 38. Ra8 Be7 39. b4 Kg6 40. Rg8+ Kh7 41. Ra8 Kg6 42. Rh8 Kg7 43. Rh6 Bxg5 44. Rxe6 fxe6 45. Nxg5 Nd4 46. a4 b5 47. a5 Nc6 48. Nxe6+ Kf7 49. Nc5 1/2-1/2

[Event "Tambov Korensky Memorial 26th"]
[Site "Tambov"]
[Date "2017.08.21"]
[Round "3"]
[White "Kostin, Alexey"]
[Black "Uryupin, Igor Nikolaevich"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2252"]
[BlackElo "2277"]
[PlyCount "45"]
[EventDate "2017.08.19"]
[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. c3 g6 3. d4 cxd4 4. cxd4 d5 5. exd5 Nf6 6. Nc3 Nxd5 7. Qb3 e6 8. Nf3 Nc6 9. Bg5 Qa5 10. Bd2 Bg7 11. Bc4 Nde7 12. d5 exd5 13. Nxd5 Qd8 14. 0-0 Nxd5 15. Rfe1+ Nde7 16. Bxf7+ Kf8 17. Bg5 h6 18. Bxg6 Nxg6 19. Bxd8 Nxd8 20. Qd3 Kf7 21. Rac1 Ne6 22. Qf5+ Bf6 23. Rxc8 1-0

[Event "Tambov Korensky Memorial 26th"]
[Site "Tambov"]
[Date "2017.08.20"]
[Round "2"]
[White "Bakhteev, Bakhtiyar"]
[Black "Kostin, Alexey"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1824"]
[BlackElo "2252"]
[PlyCount "36"]
[EventDate "2017.08.19"]
[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. c3 e6 3. Nf3 d5 4. exd5 exd5 5. d4 Nc6 6. Be2 Bd6 7. 0-0 Nge7 8. Qb3 0-0 9. Re1 cxd4 10. Nxd4 Nxd4 11. cxd4 Nf5 12. Be3 Qh4 13. h3 Re8 14. Bb5 Nxd4 15. Qxd5 Nxb5 16. Qxb5 Bxh3 17. gxh3 Qxh3 18. Qg5 Bh2+ 0-1

[Event "Tambov Korensky Memorial 26th"]
[Site "Tambov"]
[Date "2017.08.19"]
[Round "1"]
[White "Kostin, Alexey"]
[Black "Vlasov, Valery"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2252"]
[BlackElo "1964"]
[PlyCount "55"]
[EventDate "2017.08.19"]
[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. c3 d6 3. d4 Nf6 4. f3 Nbd7 5. Be3 g6 6. Bd3 Bg7 7. Ne2 0-0 8. 0-0 e5 9. d5 a6 10. a4 b6 11. Nd2 Ne8 12. Ng3 Nc7 13. Nc4 Qe7 14. Qd2 Bb7 15. Bg5 f6 16. Be3 Rf7 17. f4 Rb8 18. fxe5 fxe5 19. Rxf7 Kxf7 20. Bg5 Bf6 21. Bxf6 Nxf6 22. Nxb6 Kg7 23. Qg5 Kh8 24. Nd7 Qxd7 25. Qxf6+ Kg8 26. Rf1 Re8 27. Nf5 gxf5 28. Rxf5 1-0

[Event "Voronezh op-A 20th"]
[Site "Voronezh"]
[Date "2016.06.20"]
[Round "9"]
[White "Kostin, Alexey"]
[Black "Sanzhaev, Darsen"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2299"]
[BlackElo "2362"]
[PlyCount "66"]
[EventDate "2016.06.12"]
[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 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. Qb3 Nce7 11. 0-0 0-0 12. Rfe1 Nb6 13. Bd3 Ned5 14. Re5 f6 15. Ree1 Kh8 16. h3 Nf4 17. Bc2 a5 18. Rac1 a4 19. Qa3 Ra5 20. Bb1 Nbd5 21. Nb3 Ra8 22. Nc5 b6 23. Nd3 Ba6 24. Nxf4 Nxf4 25. Qxa4 f5 26. Qd1 Bb7 27. Re5 Nxg2 28. Rxf5 Rxf5 29. Bxf5 Bxf3 30. Qxf3 Nh4 31. Qg4 Ra5 32. Qf4 Rxf5 33. Qxc7 Qg5+ 0-1

[Event "Voronezh op-A 20th"]
[Site "Voronezh"]
[Date "2016.06.19"]
[Round "8"]
[White "Pavlov, Sergey1111"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2456"]
[BlackElo "2299"]
[PlyCount "49"]
[EventDate "2016.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 e6 4. g3 b6 5. Bg2 Bb7 6. 0-0 d6 7. Re1 a6 8. e4 Qc7 9. d4 cxd4 10. Nxd4 Nbd7 11. Be3 Ne5 12. Rc1 Neg4 13. Bf4 e5 14. Nd5 Qd8 15. Nxf6+ Nxf6 16. Bg5 Be7 17. Nf5 0-0 18. Qb3 Re8 19. Red1 Bf8 20. c5 Rc8 21. Nxd6 Bxd6 22. Rxd6 Qc7 23. Rxb6 Bxe4 24. Bxe4 Nxe4 25. Rb7 1-0

[Event "Voronezh op-A 20th"]
[Site "Voronezh"]
[Date "2016.06.18"]
[Round "7"]
[White "Kostin, Alexey"]
[Black "Kharchenko, Boris"]
[Result "1/2-1/2"]
[ECO "C58"]
[WhiteElo "2299"]
[BlackElo "2467"]
[PlyCount "88"]
[EventDate "2016.06.12"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bd3 Nd5 9. Nf3 Nf4 10. 0-0 Nxd3 11. cxd3 Bd6 12. d4 exd4 13. Re1+ Be6 14. Nxd4 Bxh2+ 15. Kxh2 Qxd4 16. Qh5 Qd6+ 17. Kg1 Nb7 18. b3 0-0 19. Bb2 Bd7 20. Na3 f6 21. Nc4 Qd5 22. Qh4 Nd6 23. Nxd6 Qxd6 24. Qc4+ Kh8 25. Bd4 Rfe8 26. Rxe8+ Rxe8 27. Bxa7 Qxd2 28. Be3 Qd6 29. Qd4 Qxd4 30. Bxd4 Kg8 31. a4 Bc8 32. Rc1 Re6 33. b4 Ba6 34. Rc5 Re4 35. Bc3 Rc4 36. Ra5 Rxc3 37. Rxa6 Rc4 38. Rb6 c5 39. Rb8+ Kf7 40. Rb7+ Kg6 41. bxc5 Rxa4 42. c6 Ra1+ 43. Kh2 Rc1 44. c7 Kf5 1/2-1/2

[Event "Voronezh op-A 20th"]
[Site "Voronezh"]
[Date "2016.06.17"]
[Round "6"]
[White "Kalugin, Sergei G"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "C15"]
[WhiteElo "2413"]
[BlackElo "2299"]
[PlyCount "56"]
[EventDate "2016.06.12"]
[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 e6 2. d4 d5 3. Nc3 Bb4 4. Nge2 dxe4 5. a3 Be7 6. Nxe4 Nf6 7. N2g3 Nbd7 8. Bd3 0-0 9. 0-0 b6 10. Qe2 Bb7 11. Rd1 Qc8 12. Nxf6+ Nxf6 13. Ne4 c5 14. dxc5 Nxe4 15. Bxe4 Bxc5 16. Bxb7 Qxb7 17. Be3 Bxe3 18. Qxe3 Rfd8 19. Qe2 Qc7 20. Rxd8+ Rxd8 21. Rd1 Rxd1+ 22. Qxd1 Kf8 23. Kf1 Qc4+ 24. Kg1 Qc7 25. Kf1 Qc4+ 26. Kg1 Qc7 27. Kf1 Qc4+ 28. Kg1 Qc7 1/2-1/2

[Event "Voronezh op-A 20th"]
[Site "Voronezh"]
[Date "2016.06.16"]
[Round "5"]
[White "Kostin, Alexey"]
[Black "Nikitenko, Mihail"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2299"]
[BlackElo "2391"]
[PlyCount "81"]
[EventDate "2016.06.12"]
[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 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. Qb3 Nce7 11. 0-0 0-0 12. Rfe1 c6 13. Ne4 Qb6 14. Qa3 Bg4 15. Ne5 Bf5 16. Nd6 Be6 17. Rad1 Qc7 18. Ne4 f6 19. Nd3 Kh8 20. Nec5 Bg8 21. Ne6 Bxe6 22. Rxe6 Nf5 23. Qc5 Rfd8 24. Rde1 h6 25. Nb4 Qf4 26. R6e4 Qg5 27. Nxd5 cxd5 28. f4 Qg6 29. Bxd5 Rac8 30. Bf7 Qxf7 31. Qxf5 Qxa2 32. h3 Qxb2 33. Kh2 Qb6 34. d5 a5 35. Re7 Qc5 36. R1e6 Rg8 37. Rxb7 Qd4 38. Re4 Qd2 39. Ree7 Rc4 40. Rxg7 Rxg7 41. Rb8+ 1-0

[Event "Voronezh op-A 20th"]
[Site "Voronezh"]
[Date "2016.06.15"]
[Round "4"]
[White "Kostin, Alexey"]
[Black "Vastrukhin, Oleg"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2299"]
[BlackElo "2394"]
[PlyCount "79"]
[EventDate "2016.06.12"]
[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 g6 2. d4 Bg7 3. Nc3 c6 4. Bc4 d5 5. exd5 b5 6. Bb3 b4 7. Na4 cxd5 8. Nf3 Nf6 9. 0-0 0-0 10. Re1 Bg4 11. h3 Bxf3 12. Qxf3 Nc6 13. Be3 e6 14. a3 a5 15. Nc5 Nd7 16. Ba4 Rc8 17. Nxd7 Qxd7 18. axb4 axb4 19. Qe2 Qc7 20. Qd2 Qb6 21. Bxc6 Rxc6 22. Ra4 Rc4 23. b3 Rc3 24. Rea1 Rfc8 25. R1a2 h5 26. Ra6 Qb8 27. Bf4 Qb5 28. Ra7 Qb6 29. Be5 Bxe5 30. dxe5 R3c7 31. R7a4 Rb7 32. Qf4 Qc7 33. Qf6 Qe7 34. Ra8 Qf8 35. Rxc8 Qxc8 36. Ra6 Rb8 37. Ra7 Rb7 38. Ra6 Rb8 39. Ra7 Rb7 40. Ra6 1/2-1/2

[Event "Voronezh op-A 20th"]
[Site "Voronezh"]
[Date "2016.06.14"]
[Round "3"]
[White "Tunik, Gennady"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "E17"]
[WhiteElo "2404"]
[BlackElo "2299"]
[PlyCount "216"]
[EventDate "2016.06.12"]
[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. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Re1 c5 8. d5 exd5 9. Nh4 Ne4 10. cxd5 Bxh4 11. Bxe4 Bf6 12. Qc2 h6 13. Bg2 Re8 14. Nc3 d6 15. Ne4 Be7 16. Bf4 Na6 17. Rad1 Nc7 18. Qb3 Qd7 19. a4 Rad8 20. Nc3 Bf6 21. h3 Ba6 22. e4 b5 23. e5 dxe5 24. Be3 c4 25. Qa2 b4 26. Ne4 Bg5 27. Bc5 Bb7 28. h4 Bf6 29. Bxb4 Nxd5 30. Nxf6+ gxf6 31. Qxc4 Qxa4 32. Qg4+ Kh8 33. Qh5 Nxb4 34. Rxd8 Rxd8 35. Qxh6+ Kg8 36. Bxb7 Rd1 37. Rxd1 Qxd1+ 38. Kh2 Qd4 39. Qxf6 Nd3 40. Kg1 Nxb2 41. h5 Qd1+ 42. Kg2 Qxh5 43. Bf3 Qg6 44. Qxe5 Nd3 45. Qe3 Qd6 46. Qxa7 Qc5 47. Qa2 Qd4 48. Qd2 Kg7 49. Kg1 Qa1+ 50. Kh2 Qd4 51. Bg2 Kg6 52. Kg1 Qa1+ 53. Bf1 Ne5 54. Qe3 f6 55. Kg2 Qa8+ 56. f3 Qd5 57. Be2 Kg7 58. Kf2 Qd7 59. f4 Ng4+ 60. Bxg4 Qxg4 61. Qe7+ Kg6 62. Qf8 Qe6 63. Qa3 Qd5 64. Qf3 Qc5+ 65. Kg2 Kh6 66. g4 Qc2+ 67. Kh3 Qb1 68. Qe3 Qb7 69. Kg3 Kg7 70. Qe8 Qa7 71. Qe4 Qg1+ 72. Qg2 Qe3+ 73. Qf3 Qg1+ 74. Kh3 Qe1 75. Kg2 Qd2+ 76. Qf2 Qd5+ 77. Kg3 Qd3+ 78. Qf3 Qb1 79. Qe3 Qb7 80. Qd4 Qb3+ 81. Kh4 Qc2 82. Qd7+ Kh6 83. Kg3 Qc3+ 84. Kf2 Qc2+ 85. Kf3 Qb1 86. Qd4 Qb3+ 87. Kf2 Qe6 88. Kg3 Qe1+ 89. Kf3 Qh1+ 90. Ke3 Qe1+ 91. Kd3 Qd1+ 92. Ke4 Qc2+ 93. Kd5 Qb3+ 94. Kd6 Qb8+ 95. Kd7 Kg7 96. Qd6 Qb7+ 97. Kd8 Qa8+ 98. Kc7 Qa7+ 99. Kc8 Qa8+ 100. Qb8 Qa4 101. Qc7+ Kg6 102. Kd8 Qe4 103. Qd6 Qa8+ 104. Kd7 Qb7+ 105. Kd8 Qa8+ 106. Ke7 Qe4+ 107. Qe6 Qb4+ 108. Qd6 Qe4+ 1/2-1/2

[Event "Voronezh op-A 20th"]
[Site "Voronezh"]
[Date "2016.06.13"]
[Round "2"]
[White "Kostin, Alexey"]
[Black "Adhithya, S."]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2299"]
[BlackElo "2025"]
[PlyCount "83"]
[EventDate "2016.06.12"]
[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 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Bg4 5. Be2 e6 6. 0-0 d5 7. e5 Nfd7 8. Bf4 Be7 9. Qd2 c5 10. dxc5 Nxc5 11. Nd4 Bxe2 12. Qxe2 Nc6 13. Ncb5 0-0 14. c4 dxc4 15. Qxc4 Nxd4 16. Nxd4 Nd7 17. Rfd1 Nb6 18. Qb3 Nd5 19. Nf5 Qe8 20. Bh6 gxh6 21. Qg3+ Bg5 22. Nxh6+ Kh8 23. Qxg5 Qd8 24. Qh5 Qe7 25. Rd4 f5 26. Rad1 Rac8 27. g3 Qg7 28. Rh4 Rc7 29. Rxd5 exd5 30. e6 Qg6 31. Nf7+ Kg8 32. Qe2 Re7 33. Rh6 Qg7 34. Rh5 Rfxf7 35. exf7+ Qxf7 36. Rg5+ Kf8 37. Qc2 Re5 38. Qc8+ Ke7 39. Rg8 Qh5 40. Rg7+ Kd6 41. Rd7+ Ke6 42. Rxh7+ 1-0

[Event "Voronezh op-A 20th"]
[Site "Voronezh"]
[Date "2016.06.12"]
[Round "1"]
[White "Tukhaev, Adam"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2518"]
[BlackElo "2299"]
[PlyCount "77"]
[EventDate "2016.06.12"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Nf6 6. Nc3 Qc7 7. 0-0 Bb4 8. Qd3 Nc6 9. Bg5 Bxc3 10. Bxf6 Bxd4 11. Bxd4 Nxd4 12. Qxd4 0-0 13. c4 b6 14. Rfd1 Rd8 15. Qd6 Qa7 16. Rd4 Bb7 17. Rad1 g6 18. Qe7 Bc6 19. e5 d5 20. exd6 Rd7 21. Qf6 b5 22. h4 Qc5 23. b4 Qf5 24. Qxf5 gxf5 25. c5 e5 26. R4d3 Kg7 27. Ra3 Kf6 28. Ra5 Rg8 29. f3 e4 30. Kf2 Ra8 31. a4 Rda7 32. axb5 axb5 33. Rda1 Rxa5 34. Rxa5 Rxa5 35. bxa5 Ke6 36. a6 Kd5 37. Bxb5 Bxb5 38. a7 Bc6 39. d7 1-0

[Event "RUS-chT2"]
[Site "Sochi"]
[Date "2016.05.09"]
[Round "8.4"]
[White "Shubin, Kirill"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2372"]
[BlackElo "2288"]
[PlyCount "81"]
[EventDate "2016.05.01"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]
[WhiteTeam "St Petersburg Peter's Boat"]
[BlackTeam "Voronezh"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Qe2 d6 6. 0-0 Be7 7. c3 0-0 8. d4 cxd4 9. cxd4 d5 10. e5 Nd7 11. Nc3 Nb6 12. h4 Bd7 13. Bg5 a6 14. Rad1 Rc8 15. Bc1 Nb4 16. a3 Rxc3 17. bxc3 Bb5 18. Qd2 Nd3 19. Ng5 Nxc1 20. Qxc1 Bxf1 21. Bxf1 Qc7 22. Qc2 Bxg5 23. hxg5 Rc8 24. Rb1 Qd8 25. Qb3 Rc6 26. a4 g6 27. f4 Kg7 28. Kh2 h6 29. gxh6+ Kxh6 30. Qb4 Kg7 31. Kg1 Nc8 32. a5 b5 33. axb6 Nxb6 34. Bxa6 Nc4 35. Bxc4 Rxc4 36. Qd6 Qe8 37. Rb8 Rc8 38. Rxc8 Qxc8 39. Qc5 Qa6 40. Kf2 Qd3 41. Qb4 1/2-1/2

[Event "RUS-chT2"]
[Site "Sochi"]
[Date "2016.05.07"]
[Round "6.5"]
[White "Meshkov, Yuri A"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "2354"]
[BlackElo "2288"]
[PlyCount "120"]
[EventDate "2016.05.01"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Smolensk VOS"]
[BlackTeam "Voronezh"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. d4 Nf6 2. Bf4 e6 3. e3 b6 4. Nd2 Bb7 5. Ngf3 c5 6. c3 Nc6 7. h3 Be7 8. Bd3 Rc8 9. Qe2 d6 10. 0-0 0-0 11. Rad1 Rc7 12. dxc5 bxc5 13. e4 Qa8 14. Rfe1 Rd7 15. Bb5 Rdd8 16. Ba6 Qc8 17. Bd3 Qa8 18. Bc2 Rfe8 19. Ba4 Nd7 20. Nf1 Nf8 21. Bg3 d5 22. e5 Rc8 23. h4 Red8 24. h5 h6 25. N1h2 d4 26. Bc2 a5 27. a4 c4 28. Be4 d3 29. Qe3 Nb8 30. Nd2 Nbd7 31. Qf4 Bg5 32. Qf3 Nc5 33. Bxb7 Qxb7 34. Nxc4 d2 35. Rf1 Ne4 36. Nxa5 Qd5 37. Bf4 Bxf4 38. Qxf4 Ng5 39. b4 Rxc3 40. b5 Rd7 41. Qb4 Rd3 42. Nc6 Ne4 43. Ng4 Nc3 44. Rxd2 Rxd2 45. Qxc3 Rd1 46. Ne3 Rxf1+ 47. Kxf1 Qa2 48. Qc2 Qa1+ 49. Ke2 Qh1 50. g4 Nh7 51. Nb4 Rd4 52. Qc3 Rf4 53. Qc8+ Nf8 54. Nc6 Qf3+ 55. Kd3 Qe4+ 56. Ke2 Qxa4 57. Ne7+ Kh7 58. Qxf8 Qxb5+ 59. Ke1 Qb1+ 60. Ke2 Qb2+ 1/2-1/2

[Event "RUS-chT2"]
[Site "Sochi"]
[Date "2016.05.05"]
[Round "5.8"]
[White "Kostin, Alexey"]
[Black "Murzin, Volodar"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2288"]
[BlackElo "2170"]
[PlyCount "85"]
[EventDate "2016.05.01"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Voronezh"]
[BlackTeam "Nizhny Tagil Politekhnik"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 g6 5. Bd3 Bg7 6. 0-0 0-0 7. Bc2 e5 8. d4 cxd4 9. cxd4 Nc6 10. Nc3 Re8 11. d5 Nd4 12. Be3 Nxc2 13. Qxc2 Bd7 14. Qb3 b6 15. Rfc1 b5 16. Nd2 a6 17. a4 bxa4 18. Qa3 Bb5 19. Nxb5 axb5 20. Rc6 Bf8 21. Bb6 Qd7 22. Qf3 Bg7 23. Bc7 Rec8 24. Rac1 Ne8 25. Ba5 Rcb8 26. Bb4 Bh6 27. Qa3 Qb7 28. R1c2 Bxd2 29. Rxd2 Rc8 30. Rdc2 Rxc6 31. dxc6 Qc7 32. Qd3 Rb8 33. Qd5 Kg7 34. g3 f6 35. Qe6 Qc8 36. Qe7+ Kg8 37. c7 Ra8 38. Bxd6 Nxd6 39. Qxd6 Kg7 40. Qe7+ Kh6 41. Rd2 Qxh3 42. Rd8 Qg4 43. Qxf6 1-0

[Event "RUS-chT2"]
[Site "Sochi"]
[Date "2016.05.04"]
[Round "4.6"]
[White "Kostin, Alexey"]
[Black "Palchun, Grigory"]
[Result "1-0"]
[ECO "C29"]
[WhiteElo "2288"]
[BlackElo "2320"]
[PlyCount "73"]
[EventDate "2016.05.01"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Voronezh"]
[BlackTeam "St Petersburg SHSH"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. exd5 exf4 5. Bb5+ c6 6. dxc6 Nxc6 7. d4 Bb4 8. Nge2 f3 9. gxf3 0-0 10. 0-0 Nh5 11. Ne4 f5 12. N4g3 Qh4 13. Nxh5 Qxh5 14. Nf4 Qh4 15. Ng2 Qxd4+ 16. Qxd4 Nxd4 17. Bc4+ Be6 18. Bxe6+ Nxe6 19. c3 Bc5+ 20. Be3 Rad8 21. Rad1 Kf7 22. Rfe1 Rfe8 23. Kf1 Kf6 24. Bxc5 Nxc5 25. b4 Na4 26. Rxd8 Rxd8 27. c4 Rd4 28. Ne3 Nb2 29. c5 Kg5 30. b5 Rd2 31. c6 bxc6 32. bxc6 Rd8 33. f4+ Kf6 34. c7 Rc8 35. Nd5+ Kf7 36. Re7+ Kf8 37. Rd7 1-0

[Event "Samara Polugaevsky Memorial 5th"]
[Site "Samara"]
[Date "2015.07.11"]
[Round "9"]
[White "Kostin, Alexey"]
[Black "Grigoryeva, Olga A"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2291"]
[BlackElo "2136"]
[PlyCount "110"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. d4 Nc6 4. Be3 e5 5. c4 Bb4+ 6. Nd2 Qe4 7. d5 Bxd2+ 8. Qxd2 Nd4 9. 0-0-0 Bf5 10. Bd3 Qxd3 11. Qxd3 Bxd3 12. Bxd4 Bxc4 13. Bxe5 Ne7 14. d6 cxd6 15. Bxg7 Rg8 16. Bf6 Rxg2 17. b3 Be6 18. Rd2 Rc8+ 19. Kb2 Nf5 20. Nh3 h6 21. Nf4 Rg4 22. Nh5 Rg6 23. Re1 Rc5 24. Bc3 Kd7 25. Nf6+ Kc7 26. Red1 Kc6 27. Nh5 Rg4 28. Ng3 Nxg3 29. Rxd6+ Kc7 30. hxg3 Re4 31. R1d2 b6 32. f4 h5 33. Be5 Kb7 34. Rd8 Rc8 35. Rxc8 Kxc8 36. Rc2+ Kb7 37. Rc7+ Ka6 38. a4 Rb4 39. Rc3 Kb7 40. Ka3 a5 41. Bf6 Re4 42. Rd3 Re2 43. Rd6 Rc2 44. Be5 Rc6 45. Rd8 Rc8 46. Rd2 Rg8 47. Rd3 Rc8 48. Kb2 Rc5 49. Bd4 Rd5 50. Kc3 b5 51. Re3 b4+ 52. Kd3 Bf5+ 53. Kc4 Be6 54. Kd3 Bf5+ 55. Kc4 Be6 1/2-1/2

[Event "Samara Polugaevsky Memorial 5th"]
[Site "Samara"]
[Date "2015.07.10"]
[Round "8"]
[White "Gusev, Boris A"]
[Black "Kostin, Alexey"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "1888"]
[BlackElo "2291"]
[PlyCount "76"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. a3 g6 3. b4 Bg7 4. c3 d5 5. Bb5+ Bd7 6. Qe2 cxb4 7. axb4 dxe4 8. Bxd7+ Qxd7 9. Qxe4 e5 10. Nf3 f5 11. Qc4 Nc6 12. Ng5 Rc8 13. Ne6 Bh6 14. Nc5 Qe7 15. Qb5 b6 16. Na6 Nf6 17. Nb8 Rxb8 18. Qxc6+ Kf7 19. Qc4+ Kg7 20. 0-0 Rbc8 21. Qa6 Rc7 22. Na3 Ne4 23. Nb5 Rd7 24. d3 Nd6 25. Bxh6+ Kxh6 26. Nxa7 Ra8 27. Nc6 Rxa6 28. Nxe7 Rxa1 29. Nxf5+ Nxf5 30. Rxa1 Rxd3 31. Rc1 Nd6 32. Kf1 Nc4 33. Rc2 Kg5 34. Ke2 e4 35. f3 Re3+ 36. Kf2 exf3 37. gxf3 Kf4 38. Kg2 Rxf3 0-1

[Event "Samara Polugaevsky Memorial 5th"]
[Site "Samara"]
[Date "2015.07.09"]
[Round "7"]
[White "Kostin, Alexey"]
[Black "Sanzhaev, Darsen"]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "2291"]
[BlackElo "2371"]
[PlyCount "140"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nf6 8. 0-0 h5 9. Nf3 Ng4 10. Bf4 d6 11. Qe2 Be7 12. Rad1 Nge5 13. h4 g6 14. Nxe5 Nxe5 15. Nb1 Bd7 16. b3 b5 17. c3 0-0 18. Rc1 Rac8 19. Rfd1 Rfd8 20. Nd2 Qb6 21. Nf3 Nxf3+ 22. Bxf3 e5 23. Be3 Qb7 24. Qd2 Bc6 25. Re1 Rd7 26. Bg5 f6 27. Bh6 Kh7 28. Bg2 f5 29. Bg5 Bxg5 30. Qxg5 Bxe4 31. Bxe4 fxe4 32. c4 bxc4 33. bxc4 Rf7 34. Qe3 Kg7 35. Rb1 Qc7 36. Red1 Rcf8 37. Rb2 Rf3 38. Qxe4 Qc5 39. Rd5 Rxg3+ 40. Kh2 Rg4 41. Qxg4 hxg4 42. Rxc5 dxc5 43. Rb7+ Kh6 44. Rc7 Rxf2+ 45. Kg3 Rf3+ 46. Kg2 g5 47. hxg5+ Kxg5 48. Rxc5 Kf4 49. Rc8 Rg3+ 50. Kf2 Ra3 51. c5 Rxa2+ 52. Ke1 g3 53. Kf1 Rc2 54. c6 Kf3 55. Rf8+ Ke3 56. Rc8 e4 57. c7 a5 58. Kg1 a4 59. Kf1 g2+ 60. Kg1 Ke2 61. Kxg2 e3 62. Kg3 Rc4 63. Kh3 Ke1 64. Kg2 e2 65. Kg3 a3 66. Kg2 a2 67. Ra8 Rxc7 68. Rxa2 Rg7+ 69. Kf3 Kf1 70. Rxe2 Rf7+ 0-1

[Event "Samara Polugaevsky Memorial 5th"]
[Site "Samara"]
[Date "2015.07.08"]
[Round "6"]
[White "Khazieva, Elza"]
[Black "Kostin, Alexey"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2064"]
[BlackElo "2291"]
[PlyCount "91"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 Qc7 7. c4 Nc6 8. Nxc6 dxc6 9. f4 e5 10. Kh1 Bd6 11. f5 b5 12. Bg5 Be7 13. Qc2 b4 14. c5 0-0 15. a3 Rb8 16. Nd2 Ng4 17. Bxe7 Qxe7 18. Rf3 Rd8 19. h3 Nf6 20. axb4 Rxb4 21. Qc3 Rbd4 22. b4 h5 23. Re3 h4 24. Nc4 Nh5 25. Nd6 Ng3+ 26. Kh2 R8xd6 27. cxd6 Qxd6 28. Ra5 Bxf5 29. Rxa6 Nxe4 30. Qxc6 Qxc6 31. Rxc6 Rxb4 32. Rc4 Rxc4 33. Bxc4 Kf8 34. Bd5 Ng3 35. Rxe5 f6 36. Re1 g5 37. Bf3 Kf7 38. Kg1 Be6 39. Kf2 f5 40. Rd1 g4 41. Bd5 Bxd5 42. Rxd5 Ke6 43. Ra5 Ne4+ 44. Ke3 gxh3 45. gxh3 Ng5 46. Ra4 1/2-1/2

[Event "Samara Polugaevsky Memorial 5th"]
[Site "Samara"]
[Date "2015.07.07"]
[Round "5"]
[White "Kostin, Alexey"]
[Black "Lugovskoy, Maxim"]
[Result "1/2-1/2"]
[ECO "C14"]
[WhiteElo "2291"]
[BlackElo "2432"]
[PlyCount "96"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 Nb6 8. Nf3 Bd7 9. Bd3 a6 10. 0-0 c5 11. Qd2 Nc6 12. dxc5 Qxc5+ 13. Qf2 Qxf2+ 14. Kxf2 Rc8 15. Ne2 Na4 16. b3 Nc5 17. Ned4 Nb4 18. Ke3 Ke7 19. a3 Nc6 20. Nxc6+ Bxc6 21. Nd4 g6 22. Rac1 Rc7 23. b4 Na4 24. c4 dxc4 25. Rxc4 Nb2 26. Nxc6+ bxc6 27. Rc5 Nxd3 28. Kxd3 Rd8+ 29. Kc2 Rd5 30. Rd1 Kd7 31. Rd3 Kc8 32. g4 Kb7 33. Rc4 Rcd7 34. Rh3 Rd2+ 35. Kb3 Rf2 36. g5 Rdd2 37. Rhc3 Rd7 38. Rxc6 Rxf4 39. a4 Ka7 40. Rc7+ Rxc7 41. Rxc7+ Kb6 42. Rc4 Rf5 43. a5+ Kb7 44. Rd4 Rxg5 45. Rd7+ Kb8 46. Rxf7 h5 47. Rf6 Rxe5 48. Rxg6 Re4 1/2-1/2

[Event "Samara Polugaevsky Memorial 5th"]
[Site "Samara"]
[Date "2015.07.06"]
[Round "4"]
[White "Pavlova, Nataliy"]
[Black "Kostin, Alexey"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1963"]
[BlackElo "2291"]
[PlyCount "58"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 b6 4. Bg2 Bb7 5. 0-0 g6 6. Nc3 Bg7 7. d4 cxd4 8. Qxd4 d6 9. e4 0-0 10. Qd3 Nbd7 11. Re1 Rc8 12. Rb1 Nc5 13. Qc2 a6 14. b4 Ncd7 15. Qb3 Ng4 16. Nd5 e6 17. Nf4 Nde5 18. Nd2 b5 19. cxb5 Qb6 20. Rf1 Nxf2 21. Rxf2 Ng4 22. Nh3 Bd4 23. Qf3 Nxf2 24. Nxf2 f5 25. Qe2 fxe4 26. Ndxe4 Bxe4 27. Qxe4 d5 28. Qg4 Rxf2 29. Kh1 Rcc2 0-1

[Event "Samara Polugaevsky Memorial 5th"]
[Site "Samara"]
[Date "2015.07.05"]
[Round "3"]
[White "Kostin, Alexey"]
[Black "Khusnutdinova, Alsu"]
[Result "1/2-1/2"]
[ECO "C69"]
[WhiteElo "2291"]
[BlackElo "2059"]
[PlyCount "85"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 f6 6. d4 exd4 7. Nxd4 c5 8. Ne2 Qxd1 9. Rxd1 Bd7 10. Nbc3 0-0-0 11. Bf4 g5 12. Bg3 Ne7 13. Nd5 Nxd5 14. Rxd5 Be7 15. Nc3 Be6 16. Rdd1 Rd4 17. h4 h6 18. Nd5 Bxd5 19. exd5 Rd8 20. Rxd4 cxd4 21. Re1 Bd6 22. Re6 Bxg3 23. fxg3 Rxd5 24. Rxf6 h5 25. hxg5 Rxg5 26. Kh2 Kd7 27. Kh3 Ke7 28. Rf4 c5 29. g4 hxg4+ 30. Rxg4 Re5 31. Rg7+ Kd6 32. Rxb7 Re2 33. g4 Rxc2 34. Kg3 Kc6 35. Rb8 Kc7 36. Rb3 c4 37. Rb4 a5 38. Rb5 Kc6 39. Rb8 Kc7 40. Rb5 Kc6 41. Rb8 Kc7 42. Rb5 Kc6 43. Rb8 1/2-1/2

[Event "Samara Polugaevsky Memorial 5th"]
[Site "Samara"]
[Date "2015.07.04"]
[Round "2"]
[White "Pasiev, Rakhim"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "B49"]
[WhiteElo "2409"]
[BlackElo "2291"]
[PlyCount "115"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 Nf6 7. Be2 a6 8. 0-0 Bb4 9. Na4 0-0 10. Nxc6 dxc6 11. Nb6 Rb8 12. Bd3 e5 13. Nxc8 Rbxc8 14. Qf3 Rfd8 15. Rfd1 Qe7 16. c3 Bc5 17. Bg5 Rd6 18. Bc2 Rcd8 19. Rxd6 Rxd6 20. Rd1 Qd8 21. Rxd6 Qxd6 22. Bb3 h6 23. Bc1 b5 24. g4 Qd7 25. h3 Nh7 26. Kg2 Ng5 27. Qf5 Qxf5 28. exf5 Kf8 29. f6 Ne4 30. fxg7+ Kxg7 31. f3 Nd6 32. f4 exf4 33. Bxf4 f5 34. Kf3 fxg4+ 35. Kxg4 a5 36. Be6 Ne4 37. Be5+ Kf8 38. Bd7 Nf2+ 39. Kf5 Nd3 40. Bf6 Nxb2 41. Bxc6 Nc4 42. Kg6 b4 43. cxb4 axb4 44. Bd5 Ne3 45. Bb3 Ng2 46. Bg7+ Ke7 47. Bxh6 Be3 48. Bxe3 Nxe3 49. h4 Ng2 50. h5 Nf4+ 51. Kg5 Nh3+ 52. Kf5 Kf8 53. h6 Nf2 54. Bc4 Nh3 55. Kf6 Nf2 56. h7 Ng4+ 57. Kg5 Kg7 58. Kxg4 1-0

[Event "Samara Polugaevsky Memorial 5th"]
[Site "Samara"]
[Date "2015.07.03"]
[Round "1"]
[White "Kostin, Alexey"]
[Black "Pripolzin, Anton"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2291"]
[BlackElo "1821"]
[PlyCount "53"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. 0-0 0-0 7. Re1 c6 8. a4 a5 9. h3 Qc7 10. Bb3 exd4 11. Qxd4 Nc5 12. Bc4 Be6 13. Bf4 Nh5 14. Bh2 Rad8 15. Qxc5 dxc5 16. Bxc7 Bxc4 17. Bxd8 Rxd8 18. Rad1 Rxd1 19. Rxd1 Nf6 20. e5 Nd5 21. Nxd5 Bxd5 22. c4 Be6 23. Nd2 f6 24. exf6 Bxf6 25. Ne4 Bd4 26. Nd6 b6 27. Re1 1-0

[Event "Voronezh op-A 19th"]
[Site "Voronezh"]
[Date "2015.06.20"]
[Round "9"]
[White "Sorokin, Aleksey"]
[Black "Kostin, Alexey"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "2383"]
[BlackElo "2272"]
[PlyCount "142"]
[EventDate "2015.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. e3 Be7 8. Bb5+ c6 9. Bd3 0-0 10. e4 Nxc3 11. bxc3 Nd7 12. 0-0 c5 13. Qe2 cxd4 14. cxd4 Rc8 15. Bb2 Nf6 16. Ne5 Qc7 17. f4 Bd6 18. Kh1 Qe7 19. Rf3 Rc7 20. Rg3 Rfc8 21. h3 Ne8 22. Rf3 f5 23. exf5 Bxf3 24. Qxf3 Nf6 25. Ba6 Rf8 26. Bc4 Rxc4 27. Nxc4 exf5 28. d5 Ne4 29. Nxd6 Qxd6 30. Rd1 Qc5 31. Kh2 Qf2 32. Qxf2 Nxf2 33. Rd2 Ne4 34. Rc2 Nc5 35. Bd4 Kf7 36. Bxc5 Rc8 37. d6 Rxc5 38. Re2 Kf6 39. Re7 Ra5 40. Re8 Rd5 41. Rd8 Ke6 42. Rg8 Rxd6 43. Rxg7 Rd7 44. Rg3 b5 45. Re3+ Kd5 46. Rd3+ Kc6 47. Rc3+ Kb6 48. g4 a5 49. gxf5 b4 50. axb4 axb4 51. Re3 Kc5 52. f6 Rf7 53. Re7 Rxf6 54. Rxh7 b3 55. Rc7+ Rc6 56. Re7 b2 57. Re1 Kd4 58. Rb1 Kc3 59. Kg3 Kc2 60. Rf1 Kb3 61. Rb1 Rc1 62. Rxb2+ Kxb2 63. Kg4 Kc3 64. h4 Kd4 65. h5 Kd5 66. Kf5 Rc6 67. Kg5 Ke6 68. Kg6 Ke7+ 69. Kg7 Rc1 70. h6 Rg1+ 71. Kh8 Kf7 0-1

[Event "Voronezh op-A 19th"]
[Site "Voronezh"]
[Date "2015.06.19"]
[Round "8"]
[White "Kostin, Alexey"]
[Black "Strelnikov, Sergey"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2272"]
[BlackElo "2377"]
[PlyCount "81"]
[EventDate "2015.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 a6 5. a4 b6 6. Be2 Nd7 7. 0-0 e6 8. Bg5 Ne7 9. Qd2 h6 10. Be3 Bb7 11. Rad1 Kf8 12. h3 Kg8 13. Nh2 Kh7 14. Ng4 f5 15. exf5 exf5 16. Nh2 Nf6 17. Bf3 d5 18. g3 Nc8 19. Bg2 Nd6 20. Nf3 Nc4 21. Qc1 Ne4 22. Bf4 Nxc3 23. bxc3 Qd7 24. Rfe1 Rhe8 25. Rxe8 Rxe8 26. Re1 Rxe1+ 27. Qxe1 Bc6 28. Be5 Bf8 29. g4 fxg4 30. hxg4 Bxa4 31. Qe2 Bb5 32. g5 h5 33. Bf6 Bd6 34. Nh4 c6 35. Nxg6 Kxg6 36. Bh3 Nd2 37. Qe3 Bf4 38. Bf5+ Kxf5 39. Qh3+ Ke4 40. Qxd7 Nf3+ 41. Kg2 1-0

[Event "Voronezh op-A 19th"]
[Site "Voronezh"]
[Date "2015.06.18"]
[Round "7"]
[White "Kozionov, Kirill"]
[Black "Kostin, Alexey"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2401"]
[BlackElo "2272"]
[PlyCount "79"]
[EventDate "2015.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. Bd3 Nc6 8. Nde2 Ne5 9. b3 b6 10. h3 Bb7 11. 0-0 d6 12. Bc2 Rc8 13. a4 Be7 14. Be3 0-0 15. Rc1 Ned7 16. g4 d5 17. exd5 Ba3 18. Ra1 Bd6 19. g5 exd5 20. gxf6 dxc4 21. Be4 Bh2+ 22. Kg2 Be5 23. Bxb7 Qxb7+ 24. Qd5 Qxd5+ 25. Nxd5 Bxa1 26. Ne7+ Kh8 27. Nxc8 Bxf6 28. Nxb6 Nxb6 29. Bxb6 cxb3 30. Rb1 b2 31. Nd4 Rb8 32. a5 h5 33. Rxb2 Rb7 34. Rc2 Rd7 35. Nb3 Rd6 36. Rd2 Rc6 37. Nc5 Bc3 38. Rd5 h4 39. Ne4 Bb2 40. Ng5 1-0

