Event: Biel Chess Festival 2025 Rapid
Site: Biel, Switzerland
Date: 2025-07-13
White: Chen, Zhi
WhiteElo: 2027
Black: El-Mais, Ibaa
Result: 1-0
ECO: B07
Opening: Pirc Defense: 150 Attack
Variant: Standard
TimeControl: 15 min + 5 sec per move

1. e4 { [%eval 0.18] [%clk 0:15:08] } 1... d6 { [%eval 0.43] [%clk 0:15:08] } 2. d4 { [%eval 0.43] [%clk 0:15:07] } 2... Nf6 { [%eval 0.43] [%clk 0:15:09] } 3. Nc3 { [%eval 0.38] [%clk 0:15:08] } 3... g6 { [%eval 0.63] [%clk 0:15:14] } 4. Be3 { [%eval 0.47] [%clk 0:14:46] } 4... c6 { [%eval 0.6] [%clk 0:15:15] } 5. Qd2 { [%eval 0.55] [%clk 0:14:40] } 5... Ng4 { [%eval 0.81] [%clk 0:14:18] } 6. Bg5 { [%eval 0.82] [%clk 0:14:29] } 6... h6 { [%eval 1.24] [%clk 0:14:08] } 7. Bh4 { [%eval 0.97] [%clk 0:14:22] } 7... Bg7 { [%eval 0.98] [%clk 0:13:50] } 8. Nf3 { [%eval 0.69] [%clk 0:13:23] } 8... O-O { [%eval 0.78] [%clk 0:13:31] } 9. h3 { [%eval 0.55] [%clk 0:13:09] } 9... Nf6 { [%eval 0.59] [%clk 0:13:34] } 10. Bd3 { [%eval 0.6] [%clk 0:12:38] } 10... Nbd7 { [%eval 0.55] [%clk 0:13:17] } 11. g4?! { [%eval -0.3] } { Inaccuracy. e5 was best. } { [%clk 0:12:08] } 11... Ne8? { [%eval 0.83] } { Mistake. b5 was best. } { [%clk 0:11:55] } 12. O-O-O { [%eval 0.81] [%clk 0:11:36] } 12... b5 { [%eval 0.84] [%clk 0:11:53] } 13. e5 { [%eval 0.9] [%clk 0:10:06] } 13... Nb6 { [%eval 0.8] [%clk 0:11:31] } 14. Ne4 { [%eval 0.57] [%clk 0:09:50] } 14... Be6 { [%eval 0.86] [%clk 0:10:54] } 15. exd6? { [%eval -0.3] } { Mistake. Rhe1 was best. } { [%clk 0:09:15] } 15... Nxd6 { [%eval -0.27] [%clk 0:10:52] } 16. Ne5 { [%eval -0.64] [%clk 0:08:23] } 16... Nbc4 { [%eval -0.29] [%clk 0:09:36] } 17. Bxc4 { [%eval -0.24] [%clk 0:07:47] } 17... Nxc4 { [%eval 0.02] [%clk 0:09:28] } 18. Qb4 { [%eval -0.1] [%clk 0:06:38] } 18... Bd5? { [%eval 1.53] } { Mistake. Re8 was best. } { [%clk 0:07:23] } 19. Bxe7 { [%eval 1.38] [%clk 0:06:39] } 19... Qc7?! { [%eval 2.18] } { Inaccuracy. a5 was best. } { [%clk 0:05:27] } 20. Bxf8 { [%eval 2.27] [%clk 0:05:48] } 20... Rxf8 { [%eval 2.53] [%clk 0:05:06] } 21. Nxc4 { [%eval 2.56] [%clk 0:05:16] } 21... bxc4 { [%eval 2.65] [%clk 0:02:08] } 22. Rhe1 { [%eval 2.53] [%clk 0:04:29] } 22... Rb8 { [%eval 2.91] [%clk 0:02:10] } 23. Qc3 { [%eval 2.76] [%clk 0:04:11] } 23... Qb6 { [%eval 3.01] [%clk 0:01:54] } 24. Nc5 { [%eval 3.0] [%clk 0:04:02] } 24... a5?! { [%eval 4.71] } { Inaccuracy. Qd8 was best. } { [%clk 0:01:37] } 25. Nd7 { [%eval 4.71] [%clk 0:03:53] } 25... Qc7 { [%eval 4.73] [%clk 0:01:37] } 26. Nxb8 { [%eval 4.68] [%clk 0:03:46] } 26... Qxb8 { [%eval 4.44] [%clk 0:01:41] } 27. Re5 { [%eval 4.45] [%clk 0:03:12] } 27... a4 { [%eval 4.46] [%clk 0:01:13] } 28. Rde1 { [%eval 4.42] [%clk 0:02:52] } 28... Qb6 { [%eval 4.46] [%clk 0:01:08] } 29. a3 { [%eval 4.61] [%clk 0:03:00] } 29... Kh7 { [%eval 4.64] [%clk 0:00:53] } 30. f4 { [%eval 4.59] [%clk 0:02:40] } 30... Qa7 { [%eval 4.62] [%clk 0:00:33] } 31. Kb1 { [%eval 4.68] [%clk 0:02:22] } 31... Qb6 { [%eval 4.99] [%clk 0:00:33] } 32. f5 { [%eval 4.73] [%clk 0:02:09] } 32... g5 { [%eval 5.75] [%clk 0:00:35] } 33. Rf1 { [%eval 4.84] [%clk 0:02:00] } 33... Bf6 { [%eval 4.7] [%clk 0:00:39] } 34. Rd1 { [%eval 4.73] [%clk 0:01:58] } 34... Kg7 { [%eval 5.22] [%clk 0:00:41] } 35. Qe3 { [%eval 4.31] [%clk 0:01:44] } 35... Qb5 { [%eval 4.79] [%clk 0:00:15] } 36. Re1 { [%eval 4.65] [%clk 0:01:42] } 36... Qb7 { [%eval 5.15] [%clk 0:00:08] } 37. Rxd5 { [%eval 5.16] [%clk 0:01:30] } 37... cxd5 { [%eval 5.0] [%clk 0:00:12] } 38. c3 { [%eval 5.12] [%clk 0:01:31] } 38... Qc7 { [%eval 4.88] [%clk 0:00:08] } 39. Qf3 { [%eval 5.29] [%clk 0:01:15] } 39... Qd6 { [%eval 5.29] [%clk 0:00:08] } 40. Ka2 { [%eval 5.2] [%clk 0:01:13] } 40... Qd7 { [%eval 5.24] [%clk 0:00:10] } 41. Qe3 { [%eval 5.09] [%clk 0:01:04] } 41... Qb7 { [%eval 6.21] [%clk 0:00:08] } 42. Qe8 { [%eval 5.9] [%clk 0:01:03] } 42... Qb3+ { [%eval 6.39] [%clk 0:00:07] } 43. Kb1 { [%eval 6.23] [%clk 0:01:06] } 43... Qb7 { [%eval 6.14] [%clk 0:00:07] } 44. Qxa4 { [%eval 5.9] [%clk 0:01:02] } 44... Qc7 { [%eval 6.87] [%clk 0:00:10] } 45. Qb5 { [%eval 6.73] [%clk 0:00:49] } 45... Qg3 { [%eval 7.6] [%clk 0:00:14] } 46. Re8 { [%eval 7.56] [%clk 0:00:49] } 46... Qxh3 { [%eval 7.68] [%clk 0:00:07] } 47. Qxd5 { [%eval 7.64] [%clk 0:00:43] } 47... Qxg4 { [%eval 7.14] [%clk 0:00:10] } 48. Qxc4?? { [%eval 2.48] } { Blunder. Ka2 was best. } { [%clk 0:00:40] } 48... Qxf5+ { [%eval 2.02] [%clk 0:00:13] } 49. Ka2 { [%eval 1.89] [%clk 0:00:40] } 49... g4 { [%eval 2.36] [%clk 0:00:15] } 50. Qc5 { [%eval 2.2] [%clk 0:00:30] } 50... g3?? { [%eval #11] } { Checkmate is now unavoidable. Qf4 was best. } { [%clk 0:00:07] } 51. Qxf5 { [%eval #10] [%clk 0:00:30] } 1-0