Event: Round 1: Meng, Yihan - Lara Santos, Angel Sebastian
Site: https://lichess.org/broadcast/fide-world-youth-u16-chess-olympiad-2025--matches-1-18/round-1/hoe7G2UC/Vb00Vf07
White: Meng, Yihan
WhiteTitle: IM
WhiteElo: 2344
Black: Lara Santos, Angel Sebastian
BlackTitle: CM
BlackElo: 1829
Result: 1-0
ECO: B50
Opening: Sicilian Defense: Modern Variations
Variant: Standard
TimeControl: 45+10

1. e4 { [%eval 0.18] [%clk 0:45:16] } 1... c5 { [%eval 0.24] [%clk 0:44:54] } 2. Nf3 { [%eval 0.2] [%clk 0:45:23] } 2... d6 { [%eval 0.31] [%clk 0:44:56] } 3. Bc4 { [%eval 0.0] [%clk 0:45:29] } 3... Nf6 { [%eval 0.07] [%clk 0:44:49] } 4. d3 { [%eval 0.0] [%clk 0:45:36] } 4... e6 { [%eval 0.0] [%clk 0:44:53] } 5. O-O { [%eval 0.0] [%clk 0:45:41] } 5... Be7 { [%eval 0.07] [%clk 0:45:00] } 6. Re1 { [%eval 0.0] [%clk 0:45:47] } 6... O-O { [%eval 0.0] [%clk 0:45:06] } 7. Nbd2 { [%eval -0.04] [%clk 0:45:48] } 7... a6 { [%eval -0.06] [%clk 0:45:11] } 8. a4 { [%eval 0.07] [%clk 0:45:53] } 8... b6 { [%eval 0.08] [%clk 0:45:05] } 9. c3 { [%eval 0.06] [%clk 0:45:54] } 9... Bb7 { [%eval 0.02] [%clk 0:45:09] } 10. Ba2 { [%eval 0.1] [%clk 0:46:00] } 10... b5 { [%eval 0.06] [%clk 0:44:28] } 11. Bb1 { [%eval 0.15] [%clk 0:45:06] } 11... Nbd7 { [%eval 0.14] [%clk 0:42:38] } 12. d4 { [%eval 0.11] [%clk 0:45:09] } 12... e5 { [%eval 0.38] [%clk 0:40:25] } 13. Nf1 { [%eval 0.36] [%clk 0:44:00] } 13... Re8 { [%eval 0.41] [%clk 0:40:02] } 14. Ng3 { [%eval 0.4] [%clk 0:43:38] } 14... Bf8 { [%eval 0.44] [%clk 0:39:30] } 15. h3 { [%eval 0.05] [%clk 0:41:44] } 15... Rc8 { [%eval 0.57] [%clk 0:36:12] } 16. d5 { [%eval 0.55] [%clk 0:38:45] } 16... g6 { [%eval 1.09] [%clk 0:34:12] } 17. Be3 { [%eval 0.83] [%clk 0:37:08] } 17... c4 { [%eval 0.86] [%clk 0:32:10] } 18. axb5 { [%eval 0.79] [%clk 0:36:35] } 18... axb5 { [%eval 0.84] [%clk 0:32:15] } 19. b4 { [%eval 0.3] [%clk 0:36:39] } 19... Ra8 { [%eval 0.36] [%clk 0:30:15] } 20. Bc2 { [%eval 0.0] [%clk 0:36:16] } 20... Qc7 { [%eval 0.1] [%clk 0:28:38] } 21. Qe2 { [%eval 0.05] [%clk 0:35:31] } 21... Rec8 { [%eval 0.07] [%clk 0:27:12] } 22. Nd2 { [%eval 0.08] [%clk 0:35:18] } 22... Qd8 { [%eval 0.04] [%clk 0:26:32] } 23. Ba7 { [%eval 0.04] [%clk 0:33:04] } 23... Qc7 { [%eval 0.0] [%clk 0:23:33] } 24. Be3 { [%eval 0.02] [%clk 0:30:31] } 24... Qd8 { [%eval 0.06] [%clk 0:23:35] } 25. f3 { [%eval -0.11] [%clk 0:29:40] } 25... Rxa1 { [%eval -0.04] [%clk 0:22:25] } 26. Rxa1 { [%eval -0.03] [%clk 0:29:48] } 26... Ra8 { [%eval -0.05] [%clk 0:22:30] } 27. Ba7? { [%eval -1.56] } { Mistake. Qe1 was best. } { [%clk 0:25:50] } 27... Bh6 { [%eval -1.6] [%clk 0:20:42] } 28. Ndf1 { [%eval -1.49] [%clk 0:22:22] } 28... Nb6 { [%eval -1.61] [%clk 0:18:27] } 29. Qe1 { [%eval -2.07] [%clk 0:20:34] } 29... Nc8?? { [%eval 0.05] } { Blunder. Qc7 was best. } { [%clk 0:16:38] } 30. Bf2 { [%eval 0.05] [%clk 0:20:25] } 30... Ne7 { [%eval 0.05] [%clk 0:16:32] } 31. Ne2 { [%eval -0.06] [%clk 0:17:52] } 31... Rxa1 { [%eval -0.07] [%clk 0:16:23] } 32. Qxa1 { [%eval 0.01] [%clk 0:17:59] } 32... Qa8 { [%eval 0.06] [%clk 0:16:31] } 33. Qxa8+ { [%eval -0.12] [%clk 0:13:36] } 33... Bxa8 { [%eval -0.11] [%clk 0:16:40] } 34. Bh4 { [%eval -0.1] [%clk 0:13:39] } 34... Bg7 { [%eval -0.01] [%clk 0:15:29] } 35. f4 { [%eval 0.0] [%clk 0:09:56] } 35... Kf8 { [%eval 0.0] [%clk 0:13:34] } 36. fxe5 { [%eval -0.4] [%clk 0:09:25] } 36... dxe5 { [%eval -0.39] [%clk 0:13:42] } 37. Bf2 { [%eval -0.31] [%clk 0:09:28] } 37... Nc8 { [%eval -0.34] [%clk 0:12:39] } 38. Bc5+ { [%eval -0.27] [%clk 0:09:19] } 38... Ke8 { [%eval -0.25] [%clk 0:12:30] } 39. Nd2 { [%eval -0.17] [%clk 0:09:23] } 39... Kd7 { [%eval 0.0] [%clk 0:12:07] } 40. Nf3 { [%eval 0.03] [%clk 0:08:13] } 40... Ne8 { [%eval 0.0] [%clk 0:10:00] } 41. Ng5 { [%eval 0.0] [%clk 0:08:00] } 41... Ncd6 { [%eval 0.03] [%clk 0:09:44] } 42. Nxh7 { [%eval 0.07] [%clk 0:08:03] } 42... f5 { [%eval 0.02] [%clk 0:06:52] } 43. Ng3 { [%eval 0.0] [%clk 0:07:46] } 43... fxe4 { [%eval 0.04] [%clk 0:05:58] } 44. Nxe4 { [%eval 0.06] [%clk 0:05:48] } 44... Bxd5 { [%eval 0.14] [%clk 0:05:06] } 45. Nhg5 { [%eval 0.0] [%clk 0:05:24] } 45... Nxe4 { [%eval 0.08] [%clk 0:04:42] } 46. Nxe4 { [%eval 0.02] [%clk 0:05:17] } 46... Bh6 { [%eval 0.01] [%clk 0:04:03] } 47. Kf1 { [%eval 0.0] [%clk 0:04:06] } 47... Bc1 { [%eval 0.28] [%clk 0:03:12] } 48. Ke2 { [%eval 0.45] [%clk 0:03:36] } 48... g5? { [%eval 2.01] } { Mistake. Ke6 was best. } { [%clk 0:03:00] } 49. g3 { [%eval 1.78] [%clk 0:02:58] } 49... Ke6? { [%eval 3.84] } { Mistake. g4 was best. } { [%clk 0:02:49] } 50. Kd1 { [%eval 3.84] [%clk 0:02:51] } 50... Bxe4 { [%eval 4.36] [%clk 0:01:34] } 51. Bxe4 { [%eval 4.19] [%clk 0:02:59] } 51... Bb2 { [%eval 4.45] [%clk 0:01:14] } 52. Kc2 { [%eval 4.39] [%clk 0:03:05] } 52... Ba3 { [%eval 4.58] [%clk 0:00:43] } 53. Be3 { [%eval 4.36] [%clk 0:02:59] } 53... Nf6 { [%eval 4.53] [%clk 0:00:37] } 54. Bc6 { [%eval 4.22] [%clk 0:03:06] } 54... g4 { [%eval 3.96] [%clk 0:00:41] } 55. hxg4 { [%eval 3.97] [%clk 0:02:22] } 55... Nxg4 { [%eval 3.9] [%clk 0:00:50] } 56. Bd2 { [%eval 3.82] [%clk 0:02:21] } 56... Nf2 { [%eval 4.33] [%clk 0:00:28] } 57. Bxb5 { [%eval 4.21] [%clk 0:02:04] } 57... Kd5 { [%eval 3.9] [%clk 0:00:37] } 58. Be8 { [%eval 4.1] [%clk 0:02:11] } 58... Ne4 { [%eval 4.9] [%clk 0:00:16] } 59. Bf7+ { [%eval 4.49] [%clk 0:02:04] } 59... Kd6 { [%eval 5.11] [%clk 0:00:24] } 60. Be1 { [%eval 4.96] [%clk 0:01:44] } 60... Ng5 { [%eval 5.2] [%clk 0:00:12] } 61. Bxc4 { [%eval 5.29] [%clk 0:02:11] } 61... Nf3 { [%eval 5.13] [%clk 0:00:21] } 62. Bf2 { [%eval 5.26] [%clk 0:02:18] } 62... e4 { [%eval 6.41] [%clk 0:00:24] } 63. Be3 { [%eval 6.34] [%clk 0:02:22] } 63... Ne1+ { [%eval 7.06] [%clk 0:00:21] } 64. Kb3 { [%eval 7.1] [%clk 0:02:31] } 64... Ng2 { [%eval 8.54] [%clk 0:00:30] } 65. Bc5+ { [%eval 7.92] [%clk 0:02:31] } 1-0