Event: 53rd Annual World Open Chess Tournament
Site: Philadephia, PA
Date: 2025-07-04
White: Preotu, Razvan
WhiteTitle: GM
WhiteElo: 2463
Black: Pierrot, Facundo
BlackTitle: IM
BlackElo: 2256
Result: 1-0
ECO: B40
Opening: Sicilian Defense: Four Knights Variation, Exchange Variation
Variant: Standard

1. Nf3 { [%eval 0.1] } 1... e6 { [%eval 0.14] } 2. e4 { [%eval 0.11] } 2... c5 { [%eval 0.28] } 3. d4 { [%eval 0.4] } 3... cxd4 { [%eval 0.29] } 4. Nxd4 { [%eval 0.23] } 4... Nf6 { [%eval 0.29] } 5. Nc3 { [%eval 0.21] } 5... Nc6 { [%eval 0.35] } 6. Nxc6 { [%eval 0.31] } 6... bxc6 { [%eval 0.28] } 7. e5 { [%eval 0.31] } 7... Nd5 { [%eval 0.41] } 8. Ne4 { [%eval 0.47] } 8... Qc7 { [%eval 0.52] } 9. f4 { [%eval 0.53] } 9... Qb6 { [%eval 0.52] } 10. c4 { [%eval 0.4] } 10... Bb4+ { [%eval 0.46] } 11. Ke2 { [%eval 0.56] } 11... Ba6?! { [%eval 1.67] } { Inaccuracy. f5 was best. } 12. Kf3 { [%eval 1.59] } 12... f5 { [%eval 1.52] } 13. exf6 { [%eval 1.46] } 13... Nxf6 { [%eval 1.47] } 14. Be3?! { [%eval 0.83] } { Inaccuracy. c5 was best. } 14... Qa5 { [%eval 1.3] } 15. Nxf6+ { [%eval 1.28] } 15... gxf6 { [%eval 1.07] } 16. a3 { [%eval 1.14] } 16... Be7 { [%eval 1.15] } 17. b4 { [%eval 0.75] } 17... Qh5+ { [%eval 0.9] } 18. Kf2 { [%eval 0.83] } 18... Qxd1 { [%eval 0.79] } 19. Rxd1 { [%eval 0.85] } 19... Bb7 { [%eval 0.83] } 20. Be2 { [%eval 0.86] } 20... a5?! { [%eval 1.49] } { Inaccuracy. h5 was best. } 21. Bh5+ { [%eval 1.41] } 21... Kd8 { [%eval 1.38] } 22. Bb6+ { [%eval 1.05] } 22... Kc8 { [%eval 1.04] } 23. Bxa5 { [%eval 0.66] [%clk 1:12:05] } 23... c5 { [%eval 0.59] [%clk 0:43:04] } 24. Rd3 { [%eval 0.23] } 24... cxb4 { [%eval 0.57] [%clk 0:43:33] } 25. axb4 { [%eval 0.63] [%clk 0:12:55] } 25... Bd8?! { [%eval 1.64] } { Inaccuracy. Bc5+ was best. } { [%clk 0:40:52] } 26. Ra1 { [%eval 1.78] [%clk 0:03:27] } 26... f5 { [%eval 2.14] [%clk 0:41:20] } 27. Rda3 { [%eval 2.05] [%clk 0:00:00] } 27... Bf6 { [%eval 2.1] [%clk 0:41:48] } 28. R1a2?! { [%eval 1.39] } { Inaccuracy. Rd1 was best. } 28... Bd4+ { [%eval 1.38] } 29. Kf1 { [%eval 1.46] [%clk 0:00:00] } 29... e5?! { [%eval 2.09] } { Inaccuracy. d6 was best. } { [%clk 0:41:16] } 30. fxe5 { [%eval 2.02] } 30... Bxe5 { [%eval 1.95] } 31. Bf3 { [%eval 1.72] [%clk 0:00:00] } 31... Rg8 { [%eval 1.57] [%clk 0:41:19] } 32. Bxb7+ { [%eval 1.31] } 32... Kxb7 { [%eval 1.39] [%clk 0:41:49] } 33. Rh3 { [%eval 1.74] [%clk 0:00:00] } 33... Rg4 { [%eval 1.56] [%clk 0:41:34] } 34. Rxh7? { [%eval 0.36] } { Mistake. Re2 was best. } { [%clk 0:00:00] } 34... Rxc4 { [%eval 0.12] [%clk 0:41:41] } 35. Rxd7+ { [%eval 0.2] [%clk 0:00:00] } 35... Kc6 { [%eval 0.22] [%clk 0:42:10] } 36. Rh7 { [%eval 0.38] [%clk 0:00:00] } 36... Re8 { [%eval 0.73] [%clk 0:41:18] } 37. Rh6+ { [%eval 0.31] [%clk 0:00:00] } 37... Kd5 { [%eval 0.31] [%clk 0:41:14] } 38. Rd2+ { [%eval 0.46] [%clk 0:00:00] } 38... Bd4?? { [%eval 2.56] } { Blunder. Rd4 was best. } { [%clk 0:41:13] } 39. g3 { [%eval 2.76] [%clk 0:00:00] } 39... f4? { [%eval 4.82] } { Mistake. Rc1+ was best. } { [%clk 0:39:26] } 40. Bb6 { [%eval 4.85] [%clk 0:00:00] } 40... fxg3 { [%eval 4.85] [%clk 0:39:55] } 41. Rh5+?! { [%eval 3.68] } { Inaccuracy. Bxd4 was best. } 41... Ke4 { [%eval 4.39] } 42. Rxd4+ { [%eval 4.42] } 42... Rxd4 { [%eval 4.44] [%clk 0:40:47] } 43. Bxd4 { [%eval 3.98] [%clk 0:00:00] } 43... g2+ { [%eval 4.79] } 44. Kxg2 { [%eval 4.69] [%clk 0:00:00] } 44... Kxd4 { [%eval 5.09] [%clk 0:38:08] } 45. b5 { [%eval 4.74] } 45... Re2+ { [%eval 5.6] } 46. Kf3 { [%eval 4.98] [%clk 0:00:00] } 46... Rb2 { [%eval 5.22] [%clk 0:37:34] } 47. h4 { [%eval 5.46] [%clk 0:00:00] } 47... Rb1 { [%eval 5.88] [%clk 0:38:03] } 48. Rg5 { [%eval 5.86] } 48... Rf1+ { [%eval 5.73] } 49. Kg4 { [%eval 5.35] [%clk 0:00:00] } 49... Ke4 { [%eval 5.37] [%clk 0:36:27] } 50. b6 { [%eval 4.91] [%clk 0:00:00] } 50... Rb1 { [%eval 6.02] } 51. Rg6 { [%eval 5.93] [%clk 0:00:00] } 51... Ke5 { [%eval 5.64] [%clk 0:35:33] } 52. Kg5 Rb2 53. h5 { [%clk 0:00:00] } 53... Rb1 { [%clk 0:35:35] } 1-0