[Event "Samara Polugaevsky Memorial 9th"]
[Site "Samara"]
[Date "2019.07.10"]
[Round "1"]
[White "Goganov, Aleksey"]
[Black "Boyko, Igor K"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2561"]
[BlackElo "1959"]
[PlyCount "81"]
[EventDate "2019.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Nc3 Bxc3 7. Bxc3 Ne4 8. Rc1 0-0 9. Bg2 d6 10. d5 Nd8 11. Bb4 a5 12. Ba3 e5 13. Nd2 Nxd2 14. Qxd2 f5 15. c5 Nf7 16. 0-0 Bd7 17. Qe3 Bb5 18. Rc2 e4 19. cxd6 cxd6 20. Rfc1 Qe5 21. Qd2 Nh6 22. b3 f4 23. gxf4 Rxf4 24. Rc8+ Rxc8 25. Rxc8+ Rf8 26. Rxf8+ Kxf8 27. Bb2 e3 28. fxe3 Qg5 29. Bc1 b6 30. Qd4 Nf5 31. Qxb6 Bxe2 32. Qb8+ Kf7 33. Qc7+ Kg6 34. e4 Ne3 35. Qxd6+ Kh5 36. Qg3 Qxg3 37. hxg3 Nxg2 38. Kxg2 Kg4 39. Kf2 Bb5 40. a4 Be8 41. Bd2 1-0

[Event "RUS-ch Eurasia Cup op"]
[Site "Ekaterinburg"]
[Date "2018.08.10"]
[Round "9"]
[White "Belova, Olga"]
[Black "Boyko, Igor K"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "2087"]
[BlackElo "1896"]
[PlyCount "94"]
[EventDate "2018.08.01"]
[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 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 0-0 10. h3 c6 11. Qf3 Bd6 12. Ne2 Rb8 13. b3 Be6 14. Nf4 Qc7 15. Re1 Rfe8 16. Bd2 c5 17. c4 d4 18. Nxe6 fxe6 19. Bg5 Qf7 20. Re2 Qb7 21. Be4 Nxe4 22. Rxe4 Qf7 23. Qd3 Qf5 24. Bd2 Rf8 25. f3 Qg6 26. f4 Bxf4 27. Bxf4 Rxf4 28. Rae1 Rbf8 29. Qb1 Rf2 30. Rg4 Qxb1 31. Rxb1 Rxa2 32. Rg3 Ra6 33. Re1 Rf5 34. Rd3 Rb6 35. Ra1 e5 36. Rxa7 e4 37. Rg3 Rg6 38. Rxg6 hxg6 39. Re7 e3 40. Re4 Rf8 41. Re5 g5 42. g4 Kh7 43. Kg2 Kg6 44. Kg3 Rf6 45. Re4 Rd6 46. Kf3 d3 47. Kxe3 d2 0-1

[Event "RUS-ch Eurasia Cup op"]
[Site "Ekaterinburg"]
[Date "2018.08.09"]
[Round "8"]
[White "Boyko, Igor K"]
[Black "Zhukov, Ivan"]
[Result "1/2-1/2"]
[ECO "E63"]
[WhiteElo "1896"]
[BlackElo "2061"]
[PlyCount "83"]
[EventDate "2018.08.01"]
[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 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. d4 Nc6 7. Nc3 a6 8. b3 Rb8 9. d5 Na5 10. Bg5 c5 11. dxc6 Nxc6 12. Rc1 Bf5 13. Nh4 Bd7 14. Nd5 Nxd5 15. cxd5 Ne5 16. Nf3 Nxf3+ 17. Bxf3 h6 18. Be3 Qa5 19. Bd4 Rfc8 20. Bxg7 Kxg7 21. Qd4+ f6 22. Qe3 Qd8 23. h4 h5 24. Rxc8 Rxc8 25. Rd1 Bf5 26. Rd4 Qd7 27. Be4 Rc7 28. f3 e5 29. dxe6 Qxe6 30. Kf2 Bxe4 31. Rxe4 Qd7 32. Kg2 a5 33. Qd2 b6 34. b4 axb4 35. Rxb4 Qc6 36. Qb2 Rb7 37. Rb5 Qc4 38. Kf1 Qe6 39. Kg2 Qc4 40. Rb4 Qc5 41. Qd4 Ra7 42. a4 1/2-1/2

[Event "RUS-ch Eurasia Cup op"]
[Site "Ekaterinburg"]
[Date "2018.08.08"]
[Round "7"]
[White "Boyko, Igor K"]
[Black "Pingin, Artem"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "1896"]
[BlackElo "2040"]
[PlyCount "82"]
[EventDate "2018.08.01"]
[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. c4 Nf6 2. Nf3 c6 3. Nc3 d5 4. e3 Nbd7 5. b3 e5 6. Bb2 a6 7. Qc2 Bd6 8. d3 0-0 9. Be2 Re8 10. cxd5 cxd5 11. e4 d4 12. Nb1 Nf8 13. 0-0 Bd7 14. Ba3 Bxa3 15. Nxa3 Rc8 16. Qd2 b5 17. Rac1 Ng6 18. g3 Qb6 19. Kg2 h6 20. Rfd1 Nh7 21. h4 Nf6 22. Ng1 Bc6 23. Bf3 Rc7 24. Rc2 Rec8 25. Rdc1 Bd7 26. Rxc7 Rxc7 27. Rxc7 Qxc7 28. Qc2 Qd6 29. Nb1 Ne7 30. Ne2 Nc6 31. a3 Be6 32. Nc1 Nd7 33. Kg1 Kf8 34. Bd1 Ke7 35. Kg2 Qc5 36. Qxc5+ Nxc5 37. b4 Nd7 38. Bb3 a5 39. Bxe6 Kxe6 40. Na2 Ndb8 41. bxa5 Nxa5 1/2-1/2

[Event "RUS-ch Eurasia Cup op"]
[Site "Ekaterinburg"]
[Date "2018.08.07"]
[Round "6"]
[White "Bitkinin, Lenar"]
[Black "Boyko, Igor K"]
[Result "1/2-1/2"]
[ECO "D24"]
[WhiteElo "2025"]
[BlackElo "1896"]
[PlyCount "58"]
[EventDate "2018.08.01"]
[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. Nf3 d5 3. c4 e6 4. Nc3 dxc4 5. e4 a6 6. Bxc4 b5 7. Bb3 Bb7 8. 0-0 c5 9. Qe2 Nc6 10. Rd1 Qb8 11. d5 exd5 12. Nxd5 Nxd5 13. Bxd5 Be7 14. e5 0-0 15. a4 c4 16. axb5 axb5 17. Rxa8 Bxa8 18. Bg5 h6 19. Bd2 Nb4 20. Bxb4 Bxb4 21. Nd4 Bc5 22. Nf5 Kh7 23. h4 g6 24. Bxa8 Qxa8 25. Nd4 Bxd4 26. Rxd4 Rd8 27. Qf3 Kg7 28. Qc3 Rxd4 29. Qxd4 Kg8 1/2-1/2

[Event "RUS-ch Eurasia Cup op"]
[Site "Ekaterinburg"]
[Date "2018.08.06"]
[Round "5"]
[White "Shadrin, Anton"]
[Black "Boyko, Igor K"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2092"]
[BlackElo "1896"]
[PlyCount "93"]
[EventDate "2018.08.01"]
[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. Nc3 d5 3. Bf4 e6 4. e3 Bd6 5. Qf3 0-0 6. g4 c5 7. g5 Ne8 8. h4 Nc6 9. Nge2 Bxf4 10. Qxf4 b6 11. 0-0-0 f5 12. gxf6 Qxf6 13. Bh3 Nxd4 14. Nxd4 Qxf4 15. exf4 cxd4 16. Ne2 Nc7 17. Rxd4 Ba6 18. Nc3 Rae8 19. Re1 Bc8 20. Re5 g6 21. b4 Rd8 22. Kd2 Rf6 23. Ke3 Ne8 24. Ne4 Rf8 25. Ng5 Nd6 26. Bxe6+ Bxe6 27. Nxe6 Nc4+ 28. Rxc4 dxc4 29. Nxd8 Rxd8 30. Re7 Ra8 31. a4 a6 32. Rb7 Re8+ 33. Kf3 Re6 34. Ra7 b5 35. axb5 axb5 36. Rb7 Rd6 37. Rxb5 Rd2 38. c3 Rd3+ 39. Ke4 Rxc3 40. Rc5 Rc2 41. b5 Kg7 42. Kd5 c3 43. b6 Kf6 44. b7 Rb2 45. Kc6 c2 46. Kc7 Rb5 47. Rxc2 1-0

[Event "RUS-ch Eurasia Cup op"]
[Site "Ekaterinburg"]
[Date "2018.08.04"]
[Round "4"]
[White "Boyko, Igor K"]
[Black "Vysotsky, Ivan"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1896"]
[BlackElo "2016"]
[PlyCount "110"]
[EventDate "2018.08.01"]
[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. Bf4 c5 3. e3 Qb6 4. Nc3 Nc6 5. Nb5 d6 6. dxc5 Qa5+ 7. Qd2 Qxd2+ 8. Kxd2 Nd5 9. cxd6 e5 10. c4 Nxf4 11. Nc7+ Kd8 12. Nxa8 Ne6 13. Nc7 Nc5 14. f3 Bxd6 15. Nd5 a5 16. Ne2 Be6 17. Nec3 f5 18. Bd3 e4 19. Be2 Ne5 20. b3 h5 21. Rab1 h4 22. f4 Ned3 23. a3 Nf2 24. Rhf1 Ncd3 25. Nd1 h3 26. g3 Ng4 27. Bxg4 fxg4 28. Nf2 Nxf2 29. Rxf2 Bxd5 30. cxd5 Bxa3 31. f5 Bb4+ 32. Ke2 Bd6 33. f6 gxf6 34. Rxf6 Kd7 35. Rf7+ Be7 36. Rc1 Ra8 37. Rd1 Ke8 38. Rg7 a4 39. Rg8+ Bf8 40. Rf1 Ke7 41. d6+ Kxd6 42. Rgxf8 Ra5 43. bxa4 Rxa4 44. Rd1+ Ke5 45. Re8+ Kf5 46. Red8 Ra2+ 47. R8d2 Ra3 48. Rb1 Ke5 49. Rdb2 Rc3 50. Rb5+ Kd6 51. Rb6+ Kc5 52. R6b2 b6 53. Rb5+ Kc6 54. Rxb6+ Kd5 55. R1b5+ Kc4 1-0

[Event "RUS-ch Eurasia Cup op"]
[Site "Ekaterinburg"]
[Date "2018.08.03"]
[Round "3"]
[White "Dubinin, Alexsandr"]
[Black "Boyko, Igor K"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2260"]
[BlackElo "1896"]
[PlyCount "89"]
[EventDate "2018.08.01"]
[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 e5 2. Bc4 Nc6 3. Nf3 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 0-0 7. Nbd2 a6 8. Bb3 Ba7 9. h3 h6 10. Re1 Be6 11. Nc4 Qd7 12. Be3 b5 13. Ncd2 Bxe3 14. Rxe3 Ne7 15. Bc2 Ng6 16. d4 Qe7 17. Nf1 Nh7 18. Ng3 Ng5 19. Nf5 Qf6 20. Nh2 Qd8 21. Rg3 Nh7 22. Ng4 Nf6 23. Nge3 Kh7 24. Qf3 Rg8 25. Rd1 Bxf5 26. exf5 Nh4 27. Qc6 Qd7 28. Qxd7 Nxd7 29. dxe5 Nxe5 30. f4 Nd7 31. Nd5 c6 32. Ne7 Rge8 33. Nxc6 Nf6 34. Rxd6 Re2 35. Bd3 Rxb2 36. Ne5 Ra7 37. a3 Rd2 38. Rd4 Ra2 39. Kf1 Rxa3 40. Ng4 Ra1+ 41. Kf2 Ra2+ 42. Kg1 Nh5 43. f6+ g6 44. Re3 Rxg2+ 45. Kf1 1/2-1/2

[Event "RUS-ch Eurasia Cup op"]
[Site "Ekaterinburg"]
[Date "2018.08.02"]
[Round "2"]
[White "Boyko, Igor K"]
[Black "Fedotov, Alexey"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "1896"]
[BlackElo "2106"]
[PlyCount "137"]
[EventDate "2018.08.01"]
[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 d5 2. e3 Nf6 3. c4 c6 4. Nc3 e6 5. b3 Nbd7 6. Bb2 Bd6 7. Qc2 0-0 8. Be2 b6 9. Rg1 Bb7 10. g4 Rc8 11. g5 Ne8 12. h4 e5 13. h5 g6 14. Nh2 Ng7 15. 0-0-0 b5 16. Ng4 Qxg5 17. h6 Ne8 18. Nxd5 cxd5 19. Nxe5 Qxg1 20. Rxg1 Bxe5 21. d4 bxc4 22. bxc4 Bd6 23. Kb1 dxc4 24. e4 Nef6 25. f3 c3 26. Bc1 Be7 27. Bd3 Rc6 28. f4 Rb8 29. Ka1 Rb6 30. f5 Bc6 31. Bf4 Rc8 32. fxg6 hxg6 33. Qxc3 Bb7 34. h7+ Nxh7 35. Qd2 Bf6 36. e5 Bg7 37. Rc1 Rbc6 38. Rxc6 Bxc6 39. Qa5 Nb6 40. Qxa7 Nd5 41. Bd2 Bf8 42. e6 fxe6 43. Bxg6 Be7 44. Qa6 Bd7 45. Qf1 Ndf6 46. Qg2 Kh8 47. Bf7 Bf8 48. Bf4 Bg7 49. Be5 Bc6 50. Qh3 Be4 51. Bxe6 Rc1+ 52. Kb2 Rb1+ 53. Kc3 Rd1 54. Kb4 Bf8+ 55. Ka4 Bg7 56. Qb3 Rb1 57. Qc3 Nf8 58. Qh3+ N8h7 59. Qc3 Ng5 60. Bb3 Kh7 61. Qc8 Bd3 62. Qc7 Kg6 63. Bc2 Be4 64. Bxb1 Bxb1 65. d5 Bxa2 66. d6 Be6 67. Qe7 Bd7+ 68. Ka5 Nge4 69. Ka6 1/2-1/2

[Event "RUS-ch Eurasia Cup op"]
[Site "Ekaterinburg"]
[Date "2018.08.01"]
[Round "1"]
[White "Lisenko, Alexander V"]
[Black "Boyko, Igor K"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2345"]
[BlackElo "1896"]
[PlyCount "67"]
[EventDate "2018.08.01"]
[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. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 c6 5. b3 Be7 6. Bb2 0-0 7. 0-0 Nbd7 8. d3 Qc7 9. Nbd2 a5 10. a3 Re8 11. Rc1 Bf8 12. Rc2 Qb8 13. Qa1 e5 14. cxd5 Nxd5 15. e4 N5b6 16. d4 exd4 17. Bxd4 c5 18. Bc3 a4 19. b4 cxb4 20. axb4 Qd6 21. Rfc1 Nb8 22. Bd4 Be6 23. Bc5 Qd8 24. Nd4 Bb3 25. Nf5 f6 26. Bxf8 Rxf8 27. Rb2 Bf7 28. Nf3 Nc4 29. Rbc2 Nc6 30. Rxc4 Bxc4 31. Rxc4 Qd3 32. Ne3 Rfd8 33. Bf1 Qb3 34. Rxc6 1-0

