Event: Round 5: Siva Mahadevan - Chan, Sheng Liang Bernard
Date: 2025-04-20
White: Siva Mahadevan
WhiteTitle: IM
WhiteElo: 2369
Black: Chan, Sheng Liang Bernard
BlackElo: 2064
Result: 1-0
ECO: B77
Opening: Sicilian Defense: Dragon Variation, Yugoslav Attack, Czerniak Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:29:02] } 1... c5 { [%eval 0.25] [%clk 1:30:18] } 2. Nf3 { [%eval 0.2] [%clk 1:29:22] } 2... d6 { [%eval 0.31] [%clk 1:30:40] } 3. Nc3 { [%eval 0.21] [%clk 1:29:10] } 3... Nf6 { [%eval 0.14] [%clk 1:26:37] } 4. d4 { [%eval 0.26] [%clk 1:28:47] } 4... cxd4 { [%eval 0.35] [%clk 1:26:59] } 5. Nxd4 { [%eval 0.32] [%clk 1:29:01] } 5... g6 { [%eval 0.59] [%clk 1:27:09] } 6. Be3 { [%eval 0.43] [%clk 1:28:32] } 6... Bg7 { [%eval 0.46] [%clk 1:27:34] } 7. f3 { [%eval 0.32] [%clk 1:28:50] } 7... O-O { [%eval 0.55] [%clk 1:27:55] } 8. Qd2 { [%eval 0.68] [%clk 1:29:11] } 8... Nc6 { [%eval 0.65] [%clk 1:28:19] } 9. Bc4 { [%eval 0.54] [%clk 1:28:54] } 9... Nxd4 { [%eval 0.47] [%clk 1:28:41] } 10. Bxd4 { [%eval 0.47] [%clk 1:29:17] } 10... Be6 { [%eval 0.54] [%clk 1:29:05] } 11. Bb3 { [%eval 0.46] [%clk 1:29:07] } 11... Qa5 { [%eval 0.25] [%clk 1:29:27] } 12. O-O-O { [%eval 0.27] [%clk 1:29:05] } 12... b5 { [%eval 0.32] [%clk 1:29:51] } 13. Kb1 { [%eval 0.4] [%clk 1:29:02] } 13... b4 { [%eval 0.53] [%clk 1:30:11] } 14. Nd5 { [%eval 0.4] [%clk 1:29:13] } 14... Bxd5 { [%eval 0.1] [%clk 1:30:32] } 15. exd5 { [%eval 0.12] [%clk 1:29:27] } 15... Qb5 { [%eval 0.18] [%clk 1:30:52] } 16. Rhe1 { [%eval 0.13] [%clk 1:29:47] } 16... a5 { [%eval 0.1] [%clk 1:31:08] } 17. Qd3 { [%eval 0.12] [%clk 1:29:54] } 17... Qxd3 { [%eval 0.04] [%clk 1:31:27] } 18. Rxd3 { [%eval 0.0] [%clk 1:30:08] } 18... a4 { [%eval 0.0] [%clk 1:28:55] } 19. Bc4 { [%eval 0.06] [%clk 1:30:28] } 19... Rfc8 { [%eval 0.0] [%clk 1:29:21] } 20. b3 { [%eval 0.0] [%clk 1:30:08] } 20... Rc7 { [%eval 0.0] [%clk 1:26:16] } 21. f4 { [%eval -0.11] [%clk 1:21:23] } 21... axb3 { [%eval -0.04] [%clk 1:17:44] } 22. cxb3 { [%eval -0.02] [%clk 1:21:04] } 22... Rb7 { [%eval 0.0] [%clk 1:12:54] } 23. Re2 { [%eval -0.47] [%clk 1:07:57] } 23... Ra5 { [%eval -0.17] [%clk 1:06:13] } 24. Bf2 { [%eval 0.0] [%clk 1:06:27] } 24... Ng4 { [%eval 0.0] [%clk 1:02:54] } 25. Bg3 { [%eval 0.0] [%clk 1:04:26] } 25... f5 { [%eval -0.09] [%clk 0:47:28] } 26. h3 { [%eval -0.35] [%clk 0:56:24] } 26... Nf6 { [%eval -0.3] [%clk 0:47:50] } 27. Be1 { [%eval -0.27] [%clk 0:56:03] } 27... Ra8 { [%eval -0.26] [%clk 0:45:35] } 28. Rde3 { [%eval -0.33] [%clk 0:52:55] } 28... Kf8 { [%eval -0.3] [%clk 0:45:00] } 29. Rc2 { [%eval -0.35] [%clk 0:42:01] } 29... Ra5 { [%eval -0.3] [%clk 0:40:59] } 30. Rd3 { [%eval -0.32] [%clk 0:41:47] } 30... Ra8 { [%eval -0.12] [%clk 0:41:02] } 31. Rd1 { [%eval -0.16] [%clk 0:40:49] } 31... Ne4 { [%eval 0.0] [%clk 0:37:26] } 32. g4 { [%eval 0.0] [%clk 0:37:42] } 32... fxg4 { [%eval 0.31] [%clk 0:28:21] } 33. hxg4 { [%eval 0.41] [%clk 0:37:48] } 33... Nc3+?! { [%eval 1.07] } { Inaccuracy. h6 was best. } { [%clk 0:28:43] } 34. Bxc3 { [%eval 1.05] [%clk 0:38:09] } 34... Bxc3 { [%eval 1.09] [%clk 0:29:09] } 35. a4 { [%eval 1.09] [%clk 0:37:30] } 35... Bg7?! { [%eval 1.77] } { Inaccuracy. h6 was best. } { [%clk 0:21:56] } 36. Re2 { [%eval 1.56] [%clk 0:33:03] } 36... Rc7 { [%eval 1.52] [%clk 0:21:02] } 37. Rd3 { [%eval 1.34] [%clk 0:30:35] } 37... h6 { [%eval 1.43] [%clk 0:19:33] } 38. Re4 { [%eval 1.02] [%clk 0:25:23] } 38... Ra5?! { [%eval 1.73] } { Inaccuracy. Bc3 was best. } { [%clk 0:15:53] } 39. Bb5 { [%eval 1.7] [%clk 0:19:45] } 39... Rc3 { [%eval 2.12] [%clk 0:14:03] } 40. Rxc3 { [%eval 2.11] [%clk 0:19:33] } 40... Bxc3 { [%eval 2.01] [%clk 0:14:15] } 41. Kc2 { [%eval 1.87] [%clk 0:17:24] } 41... Ra7 { [%eval 1.86] [%clk 0:12:16] } 42. g5 { [%eval 2.22] [%clk 0:16:18] } 42... hxg5 { [%eval 2.43] [%clk 0:11:46] } 43. fxg5 { [%eval 2.38] [%clk 0:16:46] } 43... Rc7 { [%eval 2.62] [%clk 0:12:03] } 44. Rf4+ { [%eval 2.31] [%clk 0:13:01] } 44... Kg7 { [%eval 2.52] [%clk 0:12:02] } 45. Rc4 { [%eval 2.38] [%clk 0:12:31] } 45... Rxc4?? { [%eval 5.62] } { Blunder. Ra7 was best. } { [%clk 0:09:35] } 46. Bxc4 { [%eval 5.5] [%clk 0:12:59] } 46... Bd4 { [%eval 5.41] [%clk 0:09:37] } 47. a5 { [%eval 5.98] [%clk 0:12:34] } 47... Kf7 { [%eval 6.0] [%clk 0:09:03] } 48. Bd3 { [%eval 5.95] [%clk 0:11:54] } 48... Be3 { [%eval 5.95] [%clk 0:00:50] } 49. a6 { [%eval 5.87] [%clk 0:12:15] } 49... e6 { [%eval 6.64] [%clk 0:01:11] } 50. dxe6+ { [%eval 6.5] [%clk 0:12:14] } 50... Kxe6 { [%eval 6.34] [%clk 0:01:40] } 51. Bxg6 { [%eval 5.99] [%clk 0:12:35] } 51... Kd5?! { [%eval 8.1] } { Inaccuracy. Bb6 was best. } { [%clk 0:02:02] } 52. Kd3 { [%eval 8.34] [%clk 0:12:56] } 52... Bc5 { [%eval 8.68] [%clk 0:01:40] } 53. Be4+ { [%eval 7.65] [%clk 0:13:09] } 53... Ke5 { [%eval 8.75] [%clk 0:02:09] } 54. g6 { [%eval 8.13] [%clk 0:13:29] } 1-0