Event: Round 8: Das, Sayantan - Matta, Vinay Kumar
Date: 2025-03-23
White: Das, Sayantan
WhiteTitle: GM
WhiteElo: 2369
Black: Matta, Vinay Kumar
BlackTitle: FM
BlackElo: 2263
Result: 1-0
ECO: C77
Opening: Ruy Lopez: Morphy Defense, Mackenzie Variation
Variant: Standard
TimeControl: 3+2

1. e4 { [%eval 0.18] [%clk 0:03:01] } 1... e5 { [%eval 0.21] [%clk 0:03:03] } 2. Nf3 { [%eval 0.13] [%clk 0:03:01] } 2... Nc6 { [%eval 0.21] [%clk 0:03:03] } 3. Bb5 { [%eval 0.08] [%clk 0:03:02] } 3... a6 { [%eval 0.21] [%clk 0:03:04] } 4. Ba4 { [%eval 0.12] [%clk 0:03:02] } 4... Nf6 { [%eval 0.18] [%clk 0:03:04] } 5. d4 { [%eval -0.06] [%clk 0:03:01] } 5... exd4 { [%eval -0.05] [%clk 0:02:57] } 6. O-O { [%eval -0.12] [%clk 0:03:00] } 6... Bc5?! { [%eval 0.69] } { Inaccuracy. Be7 was best. } { [%clk 0:02:37] } 7. e5 { [%eval 0.69] [%clk 0:02:53] } 7... Nd5 { [%eval 1.14] [%clk 0:02:21] } 8. c3 { [%eval 1.34] [%clk 0:02:53] } 8... O-O?! { [%eval 2.21] } { Inaccuracy. d3 was best. } { [%clk 0:01:57] } 9. cxd4 { [%eval 2.06] [%clk 0:02:49] } 9... Ba7 { [%eval 1.98] [%clk 0:01:43] } 10. Bb3 { [%eval 2.24] [%clk 0:02:31] } 10... Nce7 { [%eval 2.02] [%clk 0:01:32] } 11. Bg5 { [%eval 2.02] [%clk 0:02:21] } 11... f6? { [%eval 3.85] } { Mistake. c6 was best. } { [%clk 0:01:17] } 12. exf6 { [%eval 3.87] [%clk 0:02:17] } 12... gxf6 { [%eval 3.88] [%clk 0:01:17] } 13. Bh6 { [%eval 3.7] [%clk 0:02:11] } 13... Rf7 { [%eval 4.17] [%clk 0:01:18] } 14. Nc3 { [%eval 4.15] [%clk 0:02:11] } 14... c6 { [%eval 4.05] [%clk 0:01:14] } 15. Re1 { [%eval 3.89] [%clk 0:01:49] } 15... Kh8 { [%eval 4.3] [%clk 0:00:57] } 16. Nxd5 { [%eval 4.24] [%clk 0:01:21] } 16... cxd5 { [%eval 4.18] [%clk 0:00:53] } 17. Nh4 { [%eval 4.38] [%clk 0:00:49] } 17... d6 { [%eval 4.29] [%clk 0:00:47] } 18. Qh5?! { [%eval 3.22] } { Inaccuracy. Re3 was best. } { [%clk 0:00:44] } 18... Qg8 { [%eval 3.29] [%clk 0:00:41] } 19. Bxd5 { [%eval 3.17] [%clk 0:00:13] } 19... Nxd5 { [%eval 3.17] [%clk 0:00:40] } 20. Qxd5 { [%eval 3.11] [%clk 0:00:13] } 20... Bd7 { [%eval 3.06] [%clk 0:00:33] } 21. Qc4?? { [%eval 1.13] } { Blunder. Rad1 was best. } { [%clk 0:00:08] } 21... Rc8 { [%eval 1.18] [%clk 0:00:22] } 22. Qd3 { [%eval 1.21] [%clk 0:00:09] } 22... Qg4 { [%eval 1.26] [%clk 0:00:19] } 23. Qg3? { [%eval 0.0] } { Mistake. Qb3 was best. } { [%clk 0:00:04] } 23... Qxg3 { [%eval 0.14] [%clk 0:00:18] } 24. hxg3 { [%eval 0.16] [%clk 0:00:05] } 24... Bxd4 { [%eval 0.23] [%clk 0:00:18] } 25. Rad1 { [%eval 0.05] [%clk 0:00:05] } 25... Bc5 { [%eval 0.42] [%clk 0:00:14] } 26. Be3 { [%eval 0.0] [%clk 0:00:04] } 26... Bg4 { [%eval 0.47] [%clk 0:00:11] } 27. Rd2?? { [%eval -1.2] } { Blunder. f3 was best. } { [%clk 0:00:04] } 27... Bb4 { [%eval -1.09] [%clk 0:00:12] } 28. Rf1? { [%eval -2.31] } { Mistake. a3 was best. } { [%clk 0:00:03] } 28... Bxd2 { [%eval -2.03] [%clk 0:00:13] } 29. Bxd2 { [%eval -2.05] [%clk 0:00:04] } 29... Rc2?! { [%eval -0.89] } { Inaccuracy. d5 was best. } { [%clk 0:00:14] } 30. Bc3 { [%eval -0.83] [%clk 0:00:05] } 30... Kg7 { [%eval -0.68] [%clk 0:00:13] } 31. Re1?! { [%eval -1.56] } { Inaccuracy. f3 was best. } { [%clk 0:00:07] } 31... Re2 { [%eval -1.54] [%clk 0:00:14] } 32. Rc1 { [%eval -1.36] [%clk 0:00:08] } 32... Rfe7?! { [%eval -0.58] } { Inaccuracy. Rd7 was best. } { [%clk 0:00:14] } 33. f3 { [%eval -0.48] [%clk 0:00:08] } 33... Bd7 { [%eval -0.3] [%clk 0:00:14] } 34. g4 { [%eval -0.76] [%clk 0:00:09] } 34... Kf7?! { [%eval 0.0] } { Inaccuracy. d5 was best. } { [%clk 0:00:12] } 35. Kh2? { [%eval -1.57] } { Mistake. Rd1 was best. } { [%clk 0:00:10] } 35... Rf2? { [%eval 0.07] } { Mistake. d5 was best. } { [%clk 0:00:11] } 36. Kg3 { [%eval 0.0] [%clk 0:00:10] } 36... Ree2 { [%eval 0.0] [%clk 0:00:10] } 37. Bd4?? { [%eval -2.22] } { Blunder. Rd1 was best. } { [%clk 0:00:11] } 37... Rc2 { [%eval -2.22] [%clk 0:00:10] } 38. Re1 { [%eval -2.77] [%clk 0:00:11] } 38... Rfe2 { [%eval -2.64] [%clk 0:00:12] } 39. Rh1 { [%eval -2.32] [%clk 0:00:12] } 39... Kg7?? { [%eval -0.54] } { Blunder. Rcd2 was best. } { [%clk 0:00:11] } 40. g5? { [%eval -1.86] } { Mistake. Bc3 was best. } { [%clk 0:00:13] } 40... Rxb2?? { [%eval 0.45] } { Blunder. Kf7 was best. } { [%clk 0:00:05] } 41. gxf6+?! { [%eval -0.19] } { Inaccuracy. Bxf6+ was best. } { [%clk 0:00:13] } 41... Kf7 { [%eval -0.26] [%clk 0:00:07] } 42. Bxb2 { [%eval -0.2] [%clk 0:00:14] } 42... Rxb2 { [%eval -0.34] [%clk 0:00:08] } 43. Rd1 { [%eval -0.51] [%clk 0:00:15] } 43... Rxa2 { [%eval 0.01] [%clk 0:00:07] } 44. Rxd6 { [%eval 0.0] [%clk 0:00:16] } 44... Be6 { [%eval 0.0] [%clk 0:00:08] } 45. Rb6 { [%eval 0.04] [%clk 0:00:17] } 45... Kxf6 { [%eval 0.0] [%clk 0:00:08] } 46. Rxb7 { [%eval 0.0] [%clk 0:00:18] } 46... h6 { [%eval 0.04] [%clk 0:00:07] } 47. Rh7 { [%eval 0.16] [%clk 0:00:18] } 47... a5 { [%eval 0.16] [%clk 0:00:03] } 48. Rxh6+ { [%eval 0.14] [%clk 0:00:19] } 48... Ke7 { [%eval 0.24] [%clk 0:00:04] } 49. Ng6+ { [%eval 0.18] [%clk 0:00:19] } 1-0