[Event "London Classic op 6th"]
[Site "London"]
[Date "2014.12.14"]
[Round "9"]
[White "Farrand, Tom"]
[Black "Sakai, Sou"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2172"]
[BlackElo "1881"]
[PlyCount "158"]
[EventDate "2014.12.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Be6 7. 0-0-0+ Nbd7 8. Bb5 c6 9. Ba4 Kc7 10. Bb3 Bxb3 11. axb3 Bc5 12. f3 h6 13. Bd2 g5 14. Nge2 Nh5 15. g3 f6 16. Rhf1 Rae8 17. Na4 Be7 18. Be3 b6 19. Kb1 Ng7 20. Nc1 Ne6 21. Nd3 h5 22. Nc3 h4 23. g4 Bc5 24. Nxc5 Ndxc5 25. b4 Nd7 26. b5 c5 27. Nd5+ Kc8 28. c3 Rh7 29. Kc2 Nc7 30. Nxc7 Kxc7 31. Ra1 Ra8 32. Kb3 Nf8 33. Rfd1 Ng6 34. Kc4 Rd7 35. Rxd7+ Kxd7 36. b4 cxb4 37. Kxb4 Kc7 38. c4 h3 39. c5 bxc5+ 40. Bxc5 Kb7 41. Rd1 Nh4 42. Rd7+ Kc8 43. Rh7 Nxf3 44. Rxh3 Nd2 45. Rh8+ Kb7 46. Rh7+ Kc8 47. Bxa7 Nxe4 48. b6 Nd6 49. b7+ Nxb7 50. Rh8+ Nd8 51. Bb6 Kd7 52. Kb5 Rc8 53. Rh7+ Ke6 54. Rh8 Nb7 55. Rxc8 Nd6+ 56. Kc5 Nxc8 57. Bd8 Nd6 58. Bb6 Ne4+ 59. Kc4 Nd2+ 60. Kd3 Nf3 61. h3 Nh4 62. Ke4 Ng6 63. Bf2 Nh4 64. Be3 Kf7 65. Bf2 Kg6 66. Bg3 Ng2 67. Bf2 Nf4 68. h4 gxh4 69. Bxh4 Ne6 70. Bg3 Ng5+ 71. Ke3 Nf7 72. Kf3 Kg5 73. Be1 Nd6 74. Bd2+ Kh4 75. Be1+ Kh3 76. Bb4 Nf7 77. Be7 Ng5+ 78. Ke3 Nh7 79. Bxf6 Kxg4 1/2-1/2

[Event "London Classic op 6th"]
[Site "London"]
[Date "2014.12.14"]
[Round "8"]
[White "Sakai, Sou"]
[Black "Gavriel, Tryfon"]
[Result "1-0"]
[ECO "A89"]
[WhiteElo "1881"]
[BlackElo "2128"]
[PlyCount "137"]
[EventDate "2014.12.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. c4 d6 7. Nc3 Nc6 8. d5 Ne5 9. Nxe5 dxe5 10. c5 e4 11. Qb3 e5 12. Rd1 Rf7 13. d6 c6 14. Bg5 Qd7 15. e3 h6 16. Bxf6 Bxf6 17. Bf1 Kg7 18. a4 a5 19. Qc2 h5 20. Nb1 h4 21. Na3 hxg3 22. fxg3 f4 23. Qxe4 Qg4 24. exf4 exf4 25. Qxf4 Bxb2 26. Qxg4 Bxg4 27. Nc4 Bf6 28. Ne3 Bxd1 29. Rxd1 Re8 30. Ng2 Re4 31. Nf4 Rd7 32. Bh3 Rd8 33. Ne6+ Rxe6 34. Bxe6 Bc3 35. Kg2 Kf6 36. Ba2 Bb4 37. Rc1 Ke5 38. Rc4 Rb8 39. Kf3 Rf8+ 40. Ke3 g5 41. Re4+ Kf6 42. Kd4 Rh8 43. Re6+ Kf5 44. Re2 Rd8 45. Rf2+ Kg6 46. Kc4 Re8 47. Bb1+ Kg7 48. Rf5 Bd2 49. Kd3 Bc1 50. Ba2 Rb8 51. d7 Rd8 52. Be6 Kg6 53. Ke4 Bb2 54. h4 gxh4 55. gxh4 Bf6 56. h5+ Kg7 57. h6+ Kg6 58. Rf1 Bc3 59. Rh1 Kf6 60. Bf5 Ke7 61. Bg4 Rg8 62. Bf5 Bh8 63. Rb1 Rb8 64. Rb3 Kd8 65. Kf3 Kc7 66. Re3 Rd8 67. Re8 Bc3 68. h7 Bf6 69. Kg4 1-0

[Event "London Classic op 6th"]
[Site "London"]
[Date "2014.12.13"]
[Round "7"]
[White "Rozycki, Bartlomiej"]
[Black "Sakai, Sou"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "2085"]
[BlackElo "1881"]
[PlyCount "106"]
[EventDate "2014.12.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. h3 0-0 7. a4 c6 8. 0-0 Nxe4 9. Nxe4 d5 10. Nxe5 Nxe5 11. dxe5 dxc4 12. Qe2 Be6 13. Rd1 Qc7 14. f4 Rfd8 15. Rxd8+ Rxd8 16. Be3 Qa5 17. Kh2 b5 18. Bc5 Bxc5 19. Nxc5 Qd2 20. Qxd2 Rxd2 21. Nxe6 fxe6 22. axb5 cxb5 23. c3 Rxb2 24. Rxa7 b4 25. Rc7 bxc3 26. Rxc4 c2 27. Rc7 h6 28. Kg3 Kh7 29. Kf3 Kg6 30. Rc6 Kf7 31. Kg3 Ra2 32. Rc7+ Kg6 33. Kf3 Ra3+ 34. Kg4 Ra2 35. g3 Rb2 36. Kh4 Kf5 37. Rc4 g5+ 38. Kh5 gxf4 39. gxf4 Rb3 40. h4 Rh3 41. Rxc2 Kxf4 42. Rc5 Kf5 43. Ra5 Rh2 44. Rb5 Rh3 45. Ra5 Rh2 46. Ra4 Kxe5 47. Kxh6 Kf5 48. h5 e5 49. Ra5 Kf4 50. Kg6 e4 51. h6 e3 52. h7 e2 53. Ra1 Kf3 1/2-1/2

[Event "London Classic op 6th"]
[Site "London"]
[Date "2014.12.13"]
[Round "6"]
[White "Sakai, Sou"]
[Black "Bates, Caspar J"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1881"]
[BlackElo "2185"]
[PlyCount "102"]
[EventDate "2014.12.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nxd4 b6 8. Nb5 0-0 9. Nd6 Ne8 10. Nxc8 Qxc8 11. e3 Nc6 12. Be2 Na5 13. Qb4 Qc7 14. 0-0 Rc8 15. Nd2 Nf6 16. Rac1 Rfd8 17. Nb3 Ne4 18. Nd4 d6 19. f3 Nc5 20. Qc3 Nd7 21. Rfd1 Qb8 22. b4 Nb7 23. Qe1 Nf6 24. Qg3 a6 25. c5 bxc5 26. Nc2 Qa7 27. Qf2 c4 28. Nd4 d5 29. a4 Rd7 30. b5 a5 31. g4 Qb6 32. Nc6 Rxc6 33. bxc6 Qxc6 34. g5 Ne8 35. e4 Ned6 36. exd5 exd5 37. Qa7 g6 38. Qd4 Nf5 39. Qf4 Nbd6 40. Rb1 Qc5+ 41. Kh1 Re7 42. Rb8+ Kg7 43. Bf1 d4 44. Rd8 d3 45. Rxd6 Qxd6 46. Qxc4 Ne3 47. Qc3+ Qe5 48. Qd2 Nxd1 49. Qxd1 Rd7 50. Bh3 d2 51. Bf1 Qe1 0-1

[Event "London Classic op 6th"]
[Site "London"]
[Date "2014.12.12"]
[Round "5"]
[White "Sowray, Peter John"]
[Black "Sakai, Sou"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2365"]
[BlackElo "1881"]
[PlyCount "73"]
[EventDate "2014.12.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. e3 Nd7 4. Nc3 g6 5. Nf3 Bg7 6. Be2 Ngf6 7. 0-0 0-0 8. b4 a5 9. b5 Re8 10. Qc2 Qe7 11. a4 e4 12. Nd2 Nf8 13. Ba3 h5 14. Rfc1 b6 15. Rab1 Bf5 16. Nd5 Nxd5 17. cxd5 Rac8 18. Nf1 Qg5 19. Rb3 Bh3 20. Ng3 h4 21. gxh3 hxg3 22. hxg3 Qxd5 23. Rc3 Ne6 24. Bc4 Qf5 25. Bxe6 Rxe6 26. Rxc7 Rce8 27. Rc8 Qxh3 28. Bxd6 Kh7 29. d5 Re5 30. Bxe5 Rxe5 31. Rc4 Qf5 32. d6 Bf8 33. d7 Qxd7 34. Rxe4 Rh5 35. Qc4 Rg5 36. Qc8 Qd5 37. Qxf8 1-0

[Event "London Classic op 6th"]
[Site "London"]
[Date "2014.12.11"]
[Round "4"]
[White "Sakai, Sou"]
[Black "Prosviriakov, Vladimir"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "1881"]
[BlackElo "2271"]
[PlyCount "147"]
[EventDate "2014.12.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Nf6 3. c4 c6 4. Nc3 Bf5 5. Qb3 Qc7 6. Nh4 Bg6 7. Nxg6 hxg6 8. e4 e5 9. dxe5 dxe5 10. Be2 Nbd7 11. Be3 Bc5 12. 0-0-0 Bxe3+ 13. fxe3 0-0-0 14. Qa3 Qb6 15. Na4 Qa5 16. b4 Qc7 17. Nc3 Kb8 18. c5 a6 19. Qb3 Rhf8 20. Rhf1 Rde8 21. h3 Re7 22. a4 a5 23. Rd2 Nh7 24. Bg4 Ng5 25. h4 axb4 26. hxg5 bxc3 27. Qxc3 Rfe8 28. a5 Ka8 29. Be2 Nb8 30. Ra2 Na6 31. Bxa6 bxa6 32. Rb2 Ka7 33. Rb6 Qc8 34. Qc4 Rf8 35. Rd1 Rc7 36. Kb2 Rh8 37. Kc3 Re8 38. Rd6 Rh8 39. Qd3 Re8 40. Qf1 Rh8 41. Rd2 Re8 42. Rf2 Ree7 43. g3 Rcd7 44. Rh2 Re8 45. Rf2 Ree7 46. Qc4 Rc7 47. Rd2 Re8 48. Kb2 Rh8 49. Ka3 Rf8 50. Rd6 Re8 51. Kb2 Rh8 52. Kc2 Re8 53. Kd2 Rh8 54. Ke1 Re8 55. Kf2 Rh8 56. Kf3 Rf8 57. Kg2 Rh8 58. Kf2 Rf8 59. g4 Rh8 60. Kg3 Re8 61. Qd3 Rf8 62. Qf1 Rh8 63. Qa1 Re8 64. Qa4 Re6 65. Qc4 Re8 66. Qc3 Ree7 67. Qb2 Re8 68. Qa1 Ree7 69. Qh1 Re8 70. Qh7 Rg8 71. Kf3 Qf8 72. Qh2 Qe8 73. Qb2 Rf8 74. Rxa6+ 1-0

[Event "London Classic op 6th"]
[Site "London"]
[Date "2014.12.10"]
[Round "3"]
[White "Quinn, John M"]
[Black "Sakai, Sou"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "2131"]
[BlackElo "1881"]
[PlyCount "118"]
[EventDate "2014.12.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Bg4 3. c4 Nf6 4. Nc3 Bxf3 5. exf3 c6 6. Be3 g6 7. Qd2 Bg7 8. Be2 d5 9. b3 0-0 10. g4 Qa5 11. g5 Nh5 12. f4 dxc4 13. Bxh5 gxh5 14. bxc4 c5 15. Rd1 Nc6 16. Nd5 Qxd2+ 17. Bxd2 Bxd4 18. 0-0 e6 19. Nc3 Rad8 20. Ne4 b6 21. Be3 Kg7 22. Kg2 Na5 23. Rc1 Kg6 24. Kf3 e5 25. fxe5 Bxe5 26. Ke2 Rfe8 27. f4 Bd4 28. f5+ Kg7 29. Rf4 Bxe3 30. Kxe3 Rd4 31. Kf3 Nxc4 32. Nf6 Nd2+ 33. Kg2 Re2+ 34. Kg1 Rxf4 35. Nxh5+ Kf8 36. Nxf4 Nf3+ 37. Kf1 Re5 38. Kf2 Nxg5 39. Kg3 f6 40. Rd1 Ne4+ 41. Kf3 Ng5+ 42. Kg4 Nf7 43. Rd7 Nh6+ 44. Kf3 Nxf5 45. Rxa7 Nd4+ 46. Kg3 Rg5+ 47. Kf2 Rf5 48. Kg3 Rg5+ 49. Kf2 h5 50. Rb7 b5 51. Ke3 Re5+ 52. Kd3 Kg8 53. Rd7 Ne6 54. Ng6 Rg5 55. Ne7+ Kf8 56. Nd5 Rxd5+ 57. Rxd5 Nf4+ 58. Ke4 Nxd5 59. Kxd5 c4 0-1

[Event "London Classic op 6th"]
[Site "London"]
[Date "2014.12.09"]
[Round "2"]
[White "Sakai, Sou"]
[Black "Tarig, Babkir"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "1881"]
[PlyCount "55"]
[EventDate "2014.12.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. d4 c6 2. c4 d5 3. e3 Nf6 4. Nc3 g6 5. Nf3 Bg7 6. Bd3 Bg4 7. h3 Be6 8. b3 0-0 9. 0-0 Nbd7 10. Bb2 Nb6 11. c5 Nc8 12. b4 b6 13. Ne5 Bd7 14. cxb6 axb6 15. Qb3 b5 16. a4 bxa4 17. Nxa4 Nb6 18. Nc5 Nh5 19. Rxa8 Qxa8 20. Nexd7 Nxd7 21. Nxd7 Rd8 22. Nc5 e6 23. Ra1 Qb8 24. Ra6 Rc8 25. Qa4 Qd6 26. b5 e5 27. Rxc6 Rxc6 28. Qa8+ 1-0

[Event "London Classic op 6th"]
[Site "London"]
[Date "2014.12.08"]
[Round "1"]
[White "Holm, Kristian Stuvik"]
[Black "Sakai, Sou"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2326"]
[BlackElo "1881"]
[PlyCount "113"]
[EventDate "2014.12.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Bg4 3. Qd3 c6 4. g3 Nf6 5. Bg2 e6 6. 0-0 Bf5 7. Qd1 d5 8. Nh4 Bg6 9. Nxg6 hxg6 10. Nd2 Nbd7 11. c4 Be7 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Nf6 15. Bg2 Qa5 16. Bd2 Bb4 17. Be3 Qh5 18. h3 Qxd1 19. Rfxd1 0-0 20. a3 Ba5 21. b4 Bb6 22. a4 a6 23. Rab1 Rac8 24. b5 axb5 25. axb5 Ba5 26. Ra1 Bc3 27. Ra3 Bb4 28. Ra4 Bd6 29. bxc6 bxc6 30. Ra6 Rfd8 31. Rxc6 Rxc6 32. Bxc6 Rc8 33. Bb5 Ne4 34. Rd3 Bb4 35. Rb3 Bd2 36. Ba6 Ra8 37. Rb6 Ba5 38. Rc6 Rd8 39. c5 Bc3 40. Rc8 Rxc8 41. Bxc8 Kf8 42. Bb7 Nf6 43. Kf1 Ke7 44. Ke2 Kd8 45. Kd3 Be1 46. Kc4 Ne8 47. d5 exd5+ 48. Bxd5 f6 49. Bf7 g5 50. Bxe8 Kxe8 51. Kd5 Kd7 52. c6+ Kc7 53. g4 Bb4 54. Bc5 Bc3 55. Bd6+ Kc8 56. Ke6 Ba5 57. Kf7 1-0

[Event "Cappelle op 30th"]
[Site "Cappelle la Grande"]
[Date "2014.03.03"]
[Round "3"]
[White "Sakai, Sou"]
[Black "Dumitrache, Dragos Nicolae"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "1859"]
[BlackElo "2453"]
[PlyCount "88"]
[EventDate "2014.03.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Nf6 3. c4 Bg4 4. Nc3 Bxf3 5. exf3 c6 6. Be3 g6 7. Qd2 d5 8. Be2 Bg7 9. 0-0 0-0 10. Rad1 e6 11. Rb1 Nbd7 12. b4 dxc4 13. Bxc4 Nb6 14. Be2 a6 15. Rfd1 Re8 16. Qc2 Qe7 17. Ne4 Nfd5 18. Qc5 Qc7 19. Rb3 Rad8 20. Bg5 f6 21. Bh4 g5 22. Bg3 Nf4 23. Bxf4 gxf4 24. Qh5 f5 25. Ng5 Bf6 26. g3 Qg7 27. Nh3 fxg3 28. hxg3 Qg6 29. f4 Qxh5 30. Bxh5 Re7 31. Ng5 Rxd4 32. Rxd4 Bxd4 33. Bf7+ Rxf7 34. Nxf7 Kxf7 35. Rd3 Bf6 36. Kf1 Nd5 37. a3 Ke7 38. Rb3 Kd6 39. a4 b5 40. axb5 axb5 41. f3 Bc3 42. g4 Bxb4 43. g5 Bd2 44. Rd3 Bxf4 0-1

[Event "JPN-ch 46th"]
[Site "Tokyo"]
[Date "2013.05.05"]
[Round "10"]
[White "Gonda, Gentaro"]
[Black "Sakai, Sou"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2078"]
[BlackElo "1831"]
[PlyCount "93"]
[EventDate "2013.05.01"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "JPN"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 Nc6 3. Nf3 e6 4. g3 Bb4+ 5. Bd2 Qe7 6. Bg2 Bxd2+ 7. Nbxd2 d6 8. 0-0 0-0 9. e4 e5 10. d5 Nb8 11. b4 a5 12. a3 Bg4 13. h3 Bxf3 14. Qxf3 Na6 15. Qc3 axb4 16. axb4 Nh5 17. Rfc1 c5 18. dxc6 bxc6 19. Ra5 Qa7 20. b5 cxb5 21. cxb5 Qb6 22. Rxa6 Rxa6 23. bxa6 Qxa6 24. Nf1 g6 25. Ne3 Ng7 26. Bf1 Qa8 27. Nd5 Ne6 28. Qa1 Qb7 29. Rb1 Qa8 30. Qxa8 Rxa8 31. Rb6 Ra1 32. Rxd6 Ng5 33. Kg2 Nxe4 34. Nf6+ Nxf6 35. Rxf6 Rc1 36. Bb5 Rc5 37. Ba4 Ra5 38. Bb3 Ra7 39. Rb6 Rd7 40. Rb5 Re7 41. Bd5 Rd7 42. Kf3 Kg7 43. Ke4 f6 44. Rb7 Rxb7 45. Bxb7 h5 46. Kd5 Kf7 47. Kd6 1-0

[Event "JPN-ch 46th"]
[Site "Tokyo"]
[Date "2013.05.05"]
[Round "9"]
[White "Sakai, Sou"]
[Black "Shiomi, Ryo"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "1831"]
[BlackElo "2109"]
[PlyCount "168"]
[EventDate "2013.05.01"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "JPN"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c5 3. c4 e6 4. cxd5 exd5 5. Nc3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. dxc5 Bxc5 10. Bg5 d4 11. Bxf6 Qxf6 12. Ne4 Qe7 13. Nxc5 Qxc5 14. Rc1 Qb6 15. Qc2 h6 16. Rfd1 Be6 17. b3 Rae8 18. Qc5 Qa6 19. Rd2 Rc8 20. Rcd1 Rfd8 21. Qc2 Rd5 22. Qb2 Rcd8 23. b4 Qa4 24. Ne1 Rb5 25. Bxc6 bxc6 26. Rxd4 Qxd1 27. Rxd1 Rxd1 28. Qc3 Bxa2 29. f3 c5 30. Kf2 Be6 31. bxc5 Rd7 32. c6 Rc7 33. Qd3 Rd5 34. Qb3 Rh5 35. Qb8+ Rc8 36. c7 Rxh2+ 37. Ke3 Rh5 38. Nd3 a6 39. Nf4 Rb5 40. Qa7 Bd7 41. Qxa6 Rxc7 42. Qa8+ Rc8 43. Qa7 Bc6 44. Qa6 Rb3+ 45. Kf2 Bb7 46. Qa4 Rb2 47. Qd7 Ba6 48. Qa4 Bxe2 49. Nxe2 Rcc2 50. Qe8+ Kh7 51. Qxf7 Rxe2+ 52. Kf1 Rf2+ 53. Kg1 Rg2+ 54. Kf1 Rxg3 55. Qf5+ Rg6 56. Qe4 Rbb6 57. Kf2 Rb2+ 58. Kf1 Rbb6 59. Kf2 Rbf6 60. Qd3 Rf8 61. Qe4 h5 62. Qh4 Kh6 63. Qe7 Rgf6 64. Qe3+ Kh7 65. Qe4+ g6 66. Kg2 Rxf3 67. Qe7+ R3f7 68. Qe6 Rf2+ 69. Kg1 R2f6 70. Qe7+ R8f7 71. Qe5 Rf5 72. Qe6 h4 73. Kg2 Rf2+ 74. Kh3 R2f4 75. Qe5 Rf3+ 76. Kh2 R3f5 77. Qe6 g5 78. Qe4 Kh6 79. Qe6+ R5f6 80. Qe8 Rf8 81. Qe5 Rf2+ 82. Kg1 Rf1+ 83. Kg2 R8f2+ 84. Kh3 Rh1+ 0-1

[Event "JPN-ch 46th"]
[Site "Tokyo"]
[Date "2013.05.04"]
[Round "7"]
[White "Sakai, Sou"]
[Black "Nakamura, Naohiro"]
[Result "0-1"]
[ECO "E93"]
[WhiteElo "1831"]
[BlackElo "2058"]
[PlyCount "70"]
[EventDate "2013.05.01"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "JPN"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 Na6 7. h3 e5 8. d5 Nc5 9. Qc2 a5 10. Be3 Ne8 11. g4 f5 12. gxf5 gxf5 13. Bg5 Qd7 14. 0-0-0 Nf6 15. Rdg1 Nfxe4 16. Bh6 Rf7 17. Bxg7 Rxg7 18. Rxg7+ Kxg7 19. Rg1+ Kh8 20. Nxe4 Nxe4 21. Ng5 Nxg5 22. Rxg5 Qf7 23. f4 Qf6 24. Qc3 Bd7 25. h4 b6 26. fxe5 Qxe5 27. Qf3 Re8 28. Qg2 Qe3+ 29. Kd1 Qd4+ 30. Kc2 Qe4+ 31. Bd3 Qxg2+ 32. Rxg2 Rg8 33. Rxg8+ Kxg8 34. Kd2 f4 35. a3 Kg7 0-1

[Event "JPN-ch 46th"]
[Site "Tokyo"]
[Date "2013.05.04"]
[Round "8"]
[White "Tanaka, Toshiki"]
[Black "Sakai, Sou"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1838"]
[BlackElo "1831"]
[PlyCount "137"]
[EventDate "2013.05.01"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "JPN"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Be6 7. Nf3 Bd6 8. 0-0-0 Nbd7 9. Nb5 Ke7 10. Nxd6 cxd6 11. Bb5 Rhd8 12. Nd2 Rac8 13. Kb1 a6 14. Be2 h6 15. Bh4 Rc7 16. f3 Rdc8 17. c3 Nb6 18. Nf1 Nc4 19. Bxc4 Rxc4 20. Ne3 R4c5 21. Rd2 g5 22. Bf2 R5c6 23. Rhd1 b5 24. Nc2 a5 25. Na3 Rb8 26. Nc2 b4 27. cxb4 axb4 28. b3 Ne8 29. Rd3 Nc7 30. Be1 Na6 31. Ne3 Nc5 32. Nd5+ Bxd5 33. Rxd5 Ne6 34. Ra5 Nd4 35. Rc1 Rxc1+ 36. Kxc1 Nc6 37. Ra4 Rb5 38. Kc2 Ke6 39. Kd3 h5 40. Bd2 g4 41. Kc4 Rc5+ 42. Kd3 gxf3 43. gxf3 Rb5 44. Ra8 Nd4 45. f4 f5 46. Rh8 fxe4+ 47. Kxe4 d5+ 48. Kd3 Nf3 49. Rxh5 e4+ 50. Ke2 Nd4+ 51. Ke3 Nf5+ 52. Ke2 d4 53. Rh8 Ra5 54. a4 bxa3 55. Bxa5 a2 56. Bc3 dxc3 57. Ra8 Nd4+ 58. Kd1 c2+ 59. Kc1 Nxb3+ 60. Kxc2 a1Q 61. Rxa1 Nxa1+ 62. Kc3 Kf5 63. h4 Kxf4 64. h5 Kf3 65. h6 e3 66. h7 e2 67. h8Q e1Q+ 68. Kc4 Qc1+ 69. Qc3+ 1/2-1/2

[Event "JPN-ch 46th"]
[Site "Tokyo"]
[Date "2013.05.03"]
[Round "6"]
[White "Sakai, Sou"]
[Black "Noguchi, Koji"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "1831"]
[BlackElo "2062"]
[PlyCount "100"]
[EventDate "2013.05.01"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "JPN"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Nb3 a5 7. e3 a4 8. Nd4 Qa5 9. Ndb5 Nf6 10. Bd2 0-0 11. Nd5 Qd8 12. Bc3 Nxd5 13. cxd5 Bxc3+ 14. Nxc3 Nb8 15. Nxa4 d6 16. Be2 Bd7 17. Nc3 Qa5 18. 0-0 b5 19. a3 Rc8 20. b4 Qb6 21. Qd3 Rc4 22. Qd2 Rc7 23. Qd3 Rb7 24. h4 Be8 25. Bg4 Rba7 26. Ne2 f5 27. Bh3 Nd7 28. f4 Nf6 29. g3 Bf7 30. Bg2 Re8 31. Rfc1 Rc7 32. Rxc7 Qxc7 33. Rc1 Qa7 34. Rc3 e5 35. dxe6 Rxe6 36. Nd4 Re8 37. Nxb5 Qb6 38. Nc7 Re7 39. Nd5 Bxd5 40. Bxd5+ Kg7 41. Bf3 d5 42. Qd4 Qa6 43. Kf2 Kh6 44. b5 Qe6 45. Rc6 Ne4+ 46. Bxe4 Qxe4 47. Qxe4 dxe4 48. b6 Rd7 49. Rc2 Rd3 50. Rb2 Rd8 1-0

[Event "JPN-ch 46th"]
[Site "Tokyo"]
[Date "2013.05.03"]
[Round "5"]
[White "Tang, Tang"]
[Black "Sakai, Sou"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1927"]
[BlackElo "1831"]
[PlyCount "41"]
[EventDate "2013.05.01"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "JPN"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Be6 7. Nf3 Bd6 8. 0-0-0 Nbd7 9. Bh4 h6 10. Bb5 Kc8 11. Rhe1 a6 12. Ba4 Nc5 13. Bb3 Nxb3+ 14. axb3 Nd7 15. Nd2 f6 16. f3 Bc5 17. Re2 c6 18. Bf2 Bxf2 19. Rxf2 b5 20. Nf1 Kc7 21. Ne3 1/2-1/2

[Event "JPN-ch 46th"]
[Site "Tokyo"]
[Date "2013.05.01"]
[Round "2"]
[White "Sakai, Sou"]
[Black "Sugimoto, Koichi"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1831"]
[BlackElo "1989"]
[PlyCount "109"]
[EventDate "2013.05.01"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "JPN"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 a6 5. cxd5 cxd5 6. Bf4 Nc6 7. e3 Bf5 8. Bd3 Bxd3 9. Qxd3 Rc8 10. 0-0 e6 11. Rfc1 Bd6 12. Bxd6 Qxd6 13. Na4 0-0 14. Nc5 Rc7 15. a3 e5 16. Nxe5 Nxe5 17. dxe5 Qxe5 18. Na4 Rfc8 19. Rxc7 Rxc7 20. Nc3 Ng4 21. g3 Qh5 22. h4 Nf6 23. Kg2 Rd7 24. Rc1 g6 25. Qd4 Qf5 26. Ne2 Re7 27. Qf4 Qe4+ 28. Kg1 Kg7 29. Nc3 Qxf4 30. gxf4 Rd7 31. Ne2 Kh6 32. Kg2 Kh5 33. Ng3+ Kh6 34. Ne2 Kg7 35. Rd1 Kf8 36. Kf1 Ke7 37. Rc1 h5 38. Nd4 Ne4 39. Ke2 Nd6 40. b3 Kd8 41. Kd3 Ne4 42. Nf3 Nxf2+ 43. Kd4 f6 44. Rc5 Re7 45. Rxd5+ Kc7 46. Nd2 Ng4 47. e4 Nh6 48. Rc5+ Kb8 49. Nc4 Nf7 50. e5 fxe5+ 51. fxe5 Nd8 52. Rd5 Ne6+ 53. Ke4 Rf7 54. Rd6 Rf4+ 55. Ke3 1-0

