Event: Round 3: Siva Mahadevan - Vaidyanathan, Adithya
Date: 2025-04-19
White: Siva Mahadevan
WhiteTitle: IM
WhiteElo: 2369
Black: Vaidyanathan, Adithya
BlackElo: 2041
Result: 1-0
ECO: A04
Opening: Zukertort Opening: Sicilian Invitation
Variant: Standard
TimeControl: 90+30

1. Nf3 { [%eval 0.14] [%clk 1:29:23] } 1... c5 { [%eval 0.25] [%clk 1:30:55] } 2. e3 { [%eval 0.06] [%clk 1:27:52] } 2... g6 { [%eval 0.26] [%clk 1:30:38] } 3. d4 { [%eval 0.26] [%clk 1:27:48] } 3... cxd4 { [%eval 0.37] [%clk 1:31:04] } 4. exd4 { [%eval 0.3] [%clk 1:28:09] } 4... Nf6 { [%eval 0.35] [%clk 1:31:23] } 5. Bd3 { [%eval 0.22] [%clk 1:27:40] } 5... Bg7 { [%eval 0.26] [%clk 1:31:46] } 6. O-O { [%eval 0.28] [%clk 1:27:03] } 6... O-O { [%eval 0.37] [%clk 1:32:12] } 7. Re1 { [%eval 0.25] [%clk 1:26:20] } 7... Nc6 { [%eval 0.16] [%clk 1:32:07] } 8. c3 { [%eval 0.13] [%clk 1:24:18] } 8... d5 { [%eval 0.45] [%clk 1:32:06] } 9. h3 { [%eval 0.33] [%clk 1:19:48] } 9... Qd6 { [%eval 0.63] [%clk 1:29:22] } 10. Bg5 { [%eval 0.27] [%clk 1:18:44] } 10... Nd7 { [%eval 0.77] [%clk 1:28:05] } 11. Nbd2 { [%eval 0.66] [%clk 1:17:49] } 11... Re8 { [%eval 0.98] [%clk 1:19:47] } 12. Bh4 { [%eval 1.1] [%clk 1:15:01] } 12... e6 { [%eval 1.25] [%clk 1:16:43] } 13. a4 { [%eval 1.03] [%clk 1:10:11] } 13... b6 { [%eval 1.09] [%clk 1:04:46] } 14. b4 { [%eval 0.97] [%clk 1:07:02] } 14... a6 { [%eval 1.23] [%clk 0:51:14] } 15. Nb3 { [%eval 1.28] [%clk 0:55:23] } 15... Bb7 { [%eval 1.27] [%clk 0:49:36] } 16. Bg3 { [%eval 1.26] [%clk 0:49:55] } 16... Qf8 { [%eval 0.86] [%clk 0:49:11] } 17. Ra2?! { [%eval 0.28] } { Inaccuracy. Bf1 was best. } { [%clk 0:47:01] } 17... e5 { [%eval 0.25] [%clk 0:46:06] } 18. dxe5 { [%eval 0.26] [%clk 0:43:48] } 18... Ndxe5 { [%eval 0.23] [%clk 0:45:49] } 19. Nxe5 { [%eval 0.28] [%clk 0:44:09] } 19... Nxe5 { [%eval 0.2] [%clk 0:46:08] } 20. Rae2 { [%eval 0.0] [%clk 0:44:23] } 20... Nxd3 { [%eval 0.0] [%clk 0:45:36] } 21. Qxd3 { [%eval 0.05] [%clk 0:44:45] } 21... Rxe2 { [%eval 0.15] [%clk 0:40:03] } 22. Rxe2 { [%eval 0.31] [%clk 0:44:33] } 22... Qc8?? { [%eval 2.32] } { Blunder. Bc6 was best. } { [%clk 0:40:18] } 23. Re7 { [%eval 2.22] [%clk 0:41:11] } 23... Bc6 { [%eval 2.27] [%clk 0:37:05] } 24. a5 { [%eval 2.1] [%clk 0:36:50] } 24... b5? { [%eval 3.54] } { Mistake. Qf8 was best. } { [%clk 0:12:23] } 25. Qf3 { [%eval 2.99] [%clk 0:35:33] } 25... Qf8 { [%eval 3.33] [%clk 0:11:34] } 26. Rc7?! { [%eval 1.99] } { Inaccuracy. Bd6 was best. } { [%clk 0:35:03] } 26... Qe8 { [%eval 1.75] [%clk 0:09:59] } 27. Nc5?! { [%eval 1.15] } { Inaccuracy. Nd4 was best. } { [%clk 0:32:59] } 27... Rc8 { [%eval 0.99] [%clk 0:07:41] } 28. Rxc8 { [%eval 0.95] [%clk 0:30:11] } 28... Qxc8 { [%eval 1.05] [%clk 0:08:09] } 29. Qe3 { [%eval 1.17] [%clk 0:30:19] } 29... Qe8 { [%eval 1.05] [%clk 0:05:04] } 30. Qd2 { [%eval 1.11] [%clk 0:25:23] } 30... Qa8?! { [%eval 2.01] } { Inaccuracy. Qd8 was best. } { [%clk 0:03:28] } 31. f3 { [%eval 2.02] [%clk 0:24:55] } 31... Bf8 { [%eval 2.09] [%clk 0:02:37] } 32. Bf2 { [%eval 2.2] [%clk 0:20:19] } 32... Qc8 { [%eval 2.13] [%clk 0:01:03] } 33. Qf4 { [%eval 2.05] [%clk 0:20:27] } 33... Bg7?! { [%eval 3.38] } { Inaccuracy. Be7 was best. } { [%clk 0:00:39] } 34. Bd4 { [%eval 3.63] [%clk 0:20:48] } 34... Bxd4+ { [%eval 3.96] [%clk 0:00:45] } 35. cxd4 { [%eval 3.88] [%clk 0:20:59] } 35... Kg7 { [%eval 3.85] [%clk 0:00:38] } 36. Qe5+ { [%eval 3.89] [%clk 0:21:17] } 36... Kg8 { [%eval 3.62] [%clk 0:00:57] } 37. Kf2 { [%eval 3.64] [%clk 0:21:20] } 37... Bb7 { [%eval 3.82] [%clk 0:00:39] } 38. g4 { [%eval 3.65] [%clk 0:21:25] } 38... Qc6 { [%eval 4.15] [%clk 0:00:40] } 39. Qb8+ { [%eval 4.5] [%clk 0:19:38] } 39... Bc8 { [%eval 4.15] [%clk 0:01:02] } 40. Qb6 { [%eval 4.36] [%clk 0:19:45] } 40... Qe8 { [%eval 4.12] [%clk 0:00:42] } 41. Qd6 { [%eval 4.4] [%clk 0:20:03] } 41... Qf8 { [%eval 4.45] [%clk 0:00:34] } 42. Qxd5 { [%eval 4.27] [%clk 0:20:16] } 42... Qe7 { [%eval 4.71] [%clk 0:00:57] } 43. Qc6 { [%eval 4.81] [%clk 0:20:27] } 43... Qh4+ { [%eval 5.01] [%clk 0:00:56] } 44. Kg2 { [%eval 4.56] [%clk 0:20:55] } 44... Qd8 { [%eval 5.24] [%clk 0:00:35] } 45. d5 { [%eval 5.51] [%clk 0:21:14] } 45... Kf8 { [%eval 6.06] [%clk 0:00:39] } 46. d6 { [%eval 5.55] [%clk 0:20:43] } 46... Be6 { [%eval 5.82] [%clk 0:01:08] } 47. d7 { [%eval 5.32] [%clk 0:19:54] } 47... Ke7 { [%eval 5.14] [%clk 0:01:23] } 48. Qxa6 { [%eval 4.84] [%clk 0:19:22] } 48... Qb8?! { [%eval 8.0] } { Inaccuracy. Qh8 was best. } { [%clk 0:00:53] } 49. Nxe6 { [%eval #21] [%clk 0:19:26] } 49... Kxd7 { [%eval #24] [%clk 0:00:48] } 50. Nc5+ { [%eval #23] [%clk 0:19:45] } 50... Ke8 { [%eval #19] [%clk 0:01:02] } 51. Qc6+ { [%eval 11.14] [%clk 0:20:06] } 1-0