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Ou, Siyao vs Fossey, Isaac

0-1 · French Defense: Advance Variation, Euwe Variation (C02) · 2026-10-03 · ratings 1444 / 1893

Players: Ou, Siyao vs Fossey, Isaac

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Moves

[White "Ou, Siyao"]
[Black "Fossey, Isaac"]
[Result "0-1"]
[ECO "C02"]
[Opening "French Defense: Advance Variation, Euwe Variation"]
[Date "2026-10-03"]

1. e4 1... e6 2. d4 2... d5 3. e5 3... c5 4. c3 4... Nc6 5. Nf3 5... Bd7 6. a3 6... f6 7. Be2 7... fxe5 8. dxe5 8... Qc7 9. Bf4 9... Nge7 10. Bd3?! 10... g6?! 11. O-O 11... Bg7 12. Re1 12... Rf8 13. Bg3 13... Nf5 14. Bxf5 14... Rxf5? 15. Qe2?! 15... c4 16. Nbd2 16... b5? 17. Rac1? 17... Qb6 18. Nh4?? 18... Rf8?? 19. Ndf3?! 19... Bh6 20. Nd2?! 20... a5?! 21. Rcd1 21... b4 22. cxb4?? 22... axb4 23. Rb1?? 23... Nd4 24. Qd1 24... bxa3 25. bxa3 25... Qc5 26. Nhf3 26... Ba4 27. Qc1 27... Rxf3 28. gxf3 28... Bxd2 29. Qb2 29... Bxe1 30. Rxe1 30... Nxf3+ 31. Kf1 31... Nxe1 32. Kxe1 32... c3 33. Qb7 33... Bc6 34. Qxh7 34... c2 35. Qxg6+?! 35... Kd7 36. Qf7+ 36... Qe7?! 37. Qxe7+ 37... Kxe7 38. Bf4 38... Rxa3 39. Kd2 39... Ra2 40. h4 40... Be8 41. Kc3 41... c1=Q+ 42. Bxc1 42... Rxf2 43. Bg5+ 43... Kf7 44. Kd4 44... Rc2 45. Bf6 45... Rc4+ 46. Kd3 46... Kg6 47. Ke3 47... Kf5 48. Kd3 48... Re4 49. Bg7 49... Rxh4 50. Bf6 50... Re4 51. Kc3 51... Rxe5 52. Bxe5? 52... Kxe5 53. Kd3 53... Bb5+ 54. Ke3 54... d4+ 55. Kd2 55... Ke4 56. Kc2 56... Ke3 57. Kd1 57... d3 58. Kc1 58... d2+ 59. Kb2 59... d1=Q 60. Ka3 60... Qa4+ 61. Kb2 61... Qb4+ 62. Kc2 62... Bd3+ 63. Kc1 63... Qb1#

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