Event: Round 7: Dawda Vihaan - Roy Chowdhury, Saptarshi
Date: 2024-05-22
White: Dawda Vihaan
WhiteElo: 1788
Black: Roy Chowdhury, Saptarshi
BlackTitle: GM
BlackElo: 2297
Result: 0-1
ECO: B00
Opening: Owen Defense
Variant: Standard

1. e4 { [%eval 0.15] [%clk 0:03:02] } 1... b6 { [%eval 0.65] [%clk 0:03:04] } 2. d4 { [%eval 0.7] [%clk 0:03:00] } 2... Bb7 { [%eval 0.92] [%clk 0:03:05] } 3. Nc3 { [%eval 0.61] [%clk 0:03:01] } 3... e6 { [%eval 0.7] [%clk 0:03:07] } 4. Bd3 { [%eval 0.75] [%clk 0:03:01] } 4... d6 { [%eval 0.82] [%clk 0:03:08] } 5. Nge2 { [%eval 0.73] [%clk 0:03:01] } 5... Nd7 { [%eval 0.7] [%clk 0:03:06] } 6. O-O { [%eval 0.67] [%clk 0:03:00] } 6... c5?! { [%eval 1.62] } { Inaccuracy. Ngf6 was best. } { [%clk 0:03:08] } 7. b3? { [%eval 0.13] } { Mistake. d5 was best. } { [%clk 0:02:37] } 7... cxd4 { [%eval 0.21] [%clk 0:03:05] } 8. Nxd4 { [%eval 0.27] [%clk 0:02:37] } 8... Ngf6 { [%eval 0.27] [%clk 0:03:06] } 9. Bb2 { [%eval 0.2] [%clk 0:02:37] } 9... a6 { [%eval 0.16] [%clk 0:03:06] } 10. Re1 { [%eval -0.15] [%clk 0:02:37] } 10... Be7 { [%eval -0.07] [%clk 0:03:07] } 11. a4 { [%eval -0.32] [%clk 0:02:19] } 11... O-O { [%eval -0.37] [%clk 0:03:07] } 12. f3 { [%eval -0.38] [%clk 0:02:13] } 12... Qc7 { [%eval -0.37] [%clk 0:03:07] } 13. Kh1 { [%eval -0.38] [%clk 0:02:14] } 13... Rfe8 { [%eval -0.41] [%clk 0:03:08] } 14. Qe2 { [%eval -0.51] [%clk 0:02:03] } 14... Bf8 { [%eval -0.51] [%clk 0:03:09] } 15. Nd1 { [%eval -0.56] [%clk 0:01:55] } 15... Nh5 { [%eval -0.19] [%clk 0:02:56] } 16. Qe3 { [%eval -0.06] [%clk 0:01:50] } 16... Ne5 { [%eval 0.11] [%clk 0:02:48] } 17. Nf2 { [%eval -0.07] [%clk 0:01:47] } 17... Nf6 { [%eval 0.04] [%clk 0:02:48] } 18. Qg5?! { [%eval -0.55] } { Inaccuracy. Bf1 was best. } { [%clk 0:01:38] } 18... Ned7?! { [%eval 0.29] } { Inaccuracy. h6 was best. } { [%clk 0:02:46] } 19. Ng4?! { [%eval -0.42] } { Inaccuracy. c4 was best. } { [%clk 0:01:32] } 19... Nxg4 { [%eval -0.42] [%clk 0:02:43] } 20. Qxg4 { [%eval -0.38] [%clk 0:01:31] } 20... Rac8 { [%eval -0.13] [%clk 0:02:36] } 21. Rad1 { [%eval -0.17] [%clk 0:01:30] } 21... Ne5 { [%eval -0.18] [%clk 0:02:34] } 22. Qg3 { [%eval -0.17] [%clk 0:01:30] } 22... g6 { [%eval 0.29] [%clk 0:02:28] } 23. Bf1 { [%eval 0.0] [%clk 0:01:09] } 23... Bg7 { [%eval 0.15] [%clk 0:02:27] } 24. c4 { [%eval 0.12] [%clk 0:01:10] } 24... Qe7?! { [%eval 0.69] } { Inaccuracy. Nd7 was best. } { [%clk 0:02:22] } 25. Qf2?! { [%eval 0.05] } { Inaccuracy. Ba3 was best. } { [%clk 0:01:08] } 25... h5 { [%eval 0.38] [%clk 0:02:16] } 26. Ba3 { [%eval -0.03] [%clk 0:01:07] } 26... Red8 { [%eval 0.4] [%clk 0:02:14] } 27. Nc2 { [%eval 0.4] [%clk 0:01:03] } 27... Qc7 { [%eval 0.46] [%clk 0:02:11] } 28. Rd2?! { [%eval -0.23] } { Inaccuracy. h3 was best. } { [%clk 0:00:55] } 28... d5 { [%eval -0.2] [%clk 0:01:58] } 29. cxd5 { [%eval -0.32] [%clk 0:00:52] } 29... exd5 { [%eval -0.32] [%clk 0:01:58] } 30. exd5 { [%eval -0.42] [%clk 0:00:47] } 30... Rxd5 { [%eval -0.39] [%clk 0:01:59] } 31. Nd4? { [%eval -1.98] } { Mistake. Red1 was best. } { [%clk 0:00:42] } 31... Rcd8 { [%eval -1.88] [%clk 0:01:56] } 32. Red1 { [%eval -2.37] [%clk 0:00:44] } 32... Bh6?! { [%eval -1.5] } { Inaccuracy. Qd7 was best. } { [%clk 0:01:12] } 33. Rc2 { [%eval -2.06] [%clk 0:00:44] } 33... Qd7 { [%eval -1.89] [%clk 0:01:13] } 34. Bb2 { [%eval -2.1] [%clk 0:00:29] } 34... Bg7 { [%eval -2.14] [%clk 0:01:13] } 35. Rcd2?! { [%eval -3.37] } { Inaccuracy. Kg1 was best. } { [%clk 0:00:25] } 35... Bh6?? { [%eval -1.36] } { Blunder. Nc6 was best. } { [%clk 0:00:50] } 36. Rc2 { [%eval -1.85] [%clk 0:00:27] } 36... Kh7 { [%eval -1.41] [%clk 0:00:51] } 37. Bc4? { [%eval -3.04] } { Mistake. Re2 was best. } { [%clk 0:00:22] } 37... Nxc4?! { [%eval -2.22] } { Inaccuracy. Rd6 was best. } { [%clk 0:00:39] } 38. Rxc4?! { [%eval -3.12] } { Inaccuracy. bxc4 was best. } { [%clk 0:00:19] } 38... Bg7 { [%eval -3.17] [%clk 0:00:35] } 39. h3 { [%eval -3.65] [%clk 0:00:14] } 39... b5 { [%eval -3.64] [%clk 0:00:36] } 40. axb5 { [%eval -3.57] [%clk 0:00:15] } 40... axb5 { [%eval -3.48] [%clk 0:00:38] } 41. Rb4 { [%eval -3.4] [%clk 0:00:17] } 41... Bf8 { [%eval -4.24] [%clk 0:00:33] } 42. Bc3?! { [%eval -5.53] } { Inaccuracy. Qe1 was best. } { [%clk 0:00:05] } 42... Bxb4 { [%eval -5.46] [%clk 0:00:33] } 43. Bxb4 { [%eval -5.45] [%clk 0:00:03] } 43... Rxd4 { [%eval -5.45] [%clk 0:00:34] } 0-1