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Otsuka,Shou vs Dau Khuong Duy

2025.07.24 · game 1

White to move

PGN

[Event "58th Biel Master Open"]
[Site "Biel SUI"]
[Date "2025.07.24"]
[Round "10.7"]
[White "Otsuka,Shou"]
[Black "Dau Khuong Duy"]
[Result "0-1"]
[WhiteTitle "FM"]
[BlackTitle "IM"]
[WhiteElo "2362"]
[BlackElo "2456"]
[ECO "B30"]
[Opening "Sicilian defence"]
[WhiteFideId "7004702"]
[BlackFideId "12424722"]
[EventDate "2025.07.14"]

1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. Bc4 Nb6 6. Bb3 d5 7. exd6 Qxd6 8. O-O
c4 9. Bc2 Bg4 10. Re1 Ne5 11. Rxe5 Bxf3 12. Qe1 Bc6 13. Na3 g6 14. Be4 e6 15. b3
Bg7 16. Bxc6+ Qxc6 17. Re4 cxb3 18. axb3 Nd5 19. Nc4 O-O 20. Ne5 Qc7 21. g3 b5
22. Bb2 a5 23. d4 Rfb8 24. Qc1 a4 25. c4 bxc4 26. bxc4 Nf6 27. Re2 Rb3 28. Ra3
Qb7 29. Rxb3 axb3 30. Qc3 Ne4 31. Qe3 Nd6 32. Qd3 Nf5 33. h4 Rd8 34. Kh2 h5 35.
Re4 Ra8 36. Re2 Ra2 37. Qc3 Qb6 38. c5 Qb5 39. Re1 Ne7 40. c6 Bxe5 41. Rxe5 Qf1
42. Qd2 Nxc6 43. Re3 Ne7 44. d5 Nxd5 45. Rxb3 Ra8 46. Rf3 Qb1 47. Qd4 f6 48.
Rxf6 Nxf6 49. Qxf6 Ra7 50. Qxe6+ Rf7 51. Qe8+ Rf8 52. Qe6+ Rf7 53. Qc8+ Rf8 54.
Qc4+ Rf7 55. Qd4 Re7 56. Qd5+ Kh7 57. Qd8 Qxb2 58. Qxe7+ Kg8 59. Qe8+ Kg7 60.
Qd7+ Kg8 61. Qd5+ Kg7 62. Kg2 Qa1 63. Qd7+ Kg8 64. Qe8+ Kg7 65. Qe7+ Kg8 66. Kf3
Qd1+ 67. Qe2 Qd5+ 68. Qe4 Qf7+ 69. Ke3 Kh7 70. Qd4 Qe6+ 71. Kd3 Qb3+ 72. Ke4
Qe6+ 73. Kf3 Qf5+ 74. Ke3 Qe6+ 75. Qe4 Qb6+ 76. Kf3 Qf6+ 77. Kg2 Qd8 78. Qc6 Qe7
79. Qd5 Kg7 80. Qc4 Qb7+ 81. f3 Qb2+ 82. Kf1 Qe5 83. Kf2 Qb2+ 84. Qe2 Qd4+ 85.
Kg2 Qd7 86. Qe5+ Kh7 87. Qf4 Qe7 88. Qe4 Qd7 89. Kh2 Qd2+ 90. Kh3 Qd1 91. g4
hxg4+ 92. fxg4 Qf1+ 93. Kg3 Qg1+ 94. Kh3 Qf1+ 95. Qg2 Qd3+ 96. Kh2 Qd6+ 97. Qg3
Qd2+ 98. Kg1 Qd4+ 99. Kg2 Qd2+ 100. Kh3 Qe2 101. Qc7+ Kg8 102. Qd8+ Kg7 103.
Qd4+ Kg8 104. Qd5+ Kg7 105. Qd4+ Kg8 106. g5 Qf3+ 107. Kh2 Qe2+ 108. Kg3 Qe1+
109. Kf3 Qf1+ 110. Ke3 Qe1+ 111. Kd3 Qe7 112. Qd5+ Kh7 113. Kc4 Qc7+ 114. Kb5
Qb8+ 115. Kc6 Qf4 116. Qd7+ Kg8 117. Qe6+ Kg7 118. Qe7+ Kg8 119. Qe6+ Kg7 120.
Qh3 Qc4+ 121. Kd6 Qd4+ 122. Ke7 Qc5+ 123. Kd8 Qf8+ 124. Kd7 Qf5+ 125. Qxf5 gxf5 0-1

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