Event: Round 5: Costachi, Mihnea - Narayanan S L
Date: 2024-06-14
White: Costachi, Mihnea
WhiteTitle: IM
WhiteElo: 2399
Black: Narayanan S L
BlackTitle: GM
BlackElo: 2598
Result: 0-1
ECO: D37
Opening: Queen's Gambit Declined: Vienna Variation, Quiet Variation
Variant: Standard

1. d4 { [%eval 0.16] [%clk 0:15:09] } 1... Nf6 { [%eval 0.17] [%clk 0:15:08] } 2. c4 { [%eval 0.21] [%clk 0:15:10] } 2... e6 { [%eval 0.11] [%clk 0:15:12] } 3. Nf3 { [%eval 0.12] [%clk 0:15:09] } 3... d5 { [%eval 0.17] [%clk 0:15:15] } 4. Nc3 { [%eval 0.08] [%clk 0:15:10] } 4... dxc4 { [%eval 0.28] [%clk 0:15:13] } 5. e3 { [%eval 0.09] [%clk 0:14:57] } 5... a6 { [%eval 0.2] [%clk 0:15:08] } 6. Bxc4 { [%eval 0.08] [%clk 0:14:30] } 6... b5 { [%eval 0.19] [%clk 0:15:07] } 7. Bb3 { [%eval 0.17] [%clk 0:14:34] } 7... Bb7 { [%eval 0.04] [%clk 0:15:11] } 8. O-O { [%eval 0.13] [%clk 0:14:36] } 8... Be7 { [%eval 0.08] [%clk 0:15:09] } 9. Qe2 { [%eval 0.13] [%clk 0:13:58] } 9... b4 { [%eval 0.16] [%clk 0:15:11] } 10. Na4 { [%eval 0.13] [%clk 0:13:26] } 10... O-O { [%eval 0.03] [%clk 0:15:10] } 11. Bd2 { [%eval 0.04] [%clk 0:12:47] } 11... Nbd7 { [%eval 0.11] [%clk 0:15:12] } 12. Rfc1 { [%eval 0.0] [%clk 0:12:39] } 12... a5 { [%eval -0.01] [%clk 0:14:49] } 13. a3 { [%eval -0.06] [%clk 0:12:23] } 13... Qb8 { [%eval 0.14] [%clk 0:14:44] } 14. Nc5 { [%eval -0.37] [%clk 0:11:07] } 14... Nxc5 { [%eval -0.42] [%clk 0:13:58] } 15. dxc5 { [%eval -0.33] [%clk 0:11:10] } 15... bxa3 { [%eval -0.38] [%clk 0:11:41] } 16. Rxa3 { [%eval -0.36] [%clk 0:10:50] } 16... Ne4 { [%eval -0.05] [%clk 0:11:12] } 17. Bxa5 { [%eval -0.03] [%clk 0:08:40] } 17... Bxc5 { [%eval -0.01] [%clk 0:10:45] } 18. Raa1 { [%eval -0.01] [%clk 0:08:05] } 18... Bd6 { [%eval 0.0] [%clk 0:10:14] } 19. Be1?! { [%eval -0.73] } { Inaccuracy. Bc2 was best. } { [%clk 0:07:24] } 19... Rxa1 { [%eval -0.73] [%clk 0:10:14] } 20. Rxa1 { [%eval -0.78] [%clk 0:07:28] } 20... Nxf2 { [%eval -0.68] [%clk 0:10:09] } 21. Bxe6 { [%eval -0.72] [%clk 0:06:09] } 21... fxe6 { [%eval -0.71] [%clk 0:10:12] } 22. Bxf2 { [%eval -0.72] [%clk 0:05:53] } 22... Qe8 { [%eval -0.81] [%clk 0:10:15] } 23. e4 { [%eval -0.8] [%clk 0:04:08] } 23... Qg6 { [%eval -0.73] [%clk 0:09:54] } 24. Re1?! { [%eval -1.46] } { Inaccuracy. Nd2 was best. } { [%clk 0:03:38] } 24... Bb4 { [%eval -1.41] [%clk 0:07:23] } 25. Rc1 { [%eval -1.82] [%clk 0:02:27] } 25... Bxe4 { [%eval -1.82] [%clk 0:05:57] } 26. Nh4 { [%eval -2.22] [%clk 0:02:30] } 26... Qf6 { [%eval -2.19] [%clk 0:05:32] } 27. Rxc7? { [%eval -3.69] } { Mistake. Bg3 was best. } { [%clk 0:01:24] } 27... Bd6?? { [%eval -0.28] } { Blunder. Bd3 was best. } { [%clk 0:05:19] } 28. Rc3?? { [%eval -2.03] } { Blunder. Rd7 was best. } { [%clk 0:01:09] } 28... Be5 { [%eval -1.33] [%clk 0:04:49] } 29. Rh3 { [%eval -1.32] [%clk 0:00:29] } 29... Bxb2 { [%eval -1.01] [%clk 0:04:16] } 30. Nf3 { [%eval -1.22] [%clk 0:00:25] } 30... Bf5?! { [%eval -0.28] } { Inaccuracy. Bd5 was best. } { [%clk 0:04:11] } 31. Rh4 { [%eval -0.24] [%clk 0:00:19] } 31... h6 { [%eval -0.21] [%clk 0:03:24] } 32. Bd4 { [%eval -0.23] [%clk 0:00:12] } 32... Bxd4+ { [%eval -0.24] [%clk 0:03:04] } 33. Rxd4 { [%eval -0.26] [%clk 0:00:16] } 33... Rc8 { [%eval -0.18] [%clk 0:03:08] } 34. h3 { [%eval -0.17] [%clk 0:00:10] } 34... Kh7 { [%eval -0.2] [%clk 0:03:10] } 35. Kh2 { [%eval -0.2] [%clk 0:00:10] } 35... Rc2 { [%eval -0.16] [%clk 0:03:11] } 36. Rd2 { [%eval -0.15] [%clk 0:00:12] } 36... Rc3 { [%eval -0.15] [%clk 0:03:15] } 37. Rd7 { [%eval -0.18] [%clk 0:00:13] } 37... e5 { [%eval -0.27] [%clk 0:03:14] } 38. Rd2?? { [%eval -2.37] } { Blunder. Rd5 was best. } { [%clk 0:00:10] } 38... e4 { [%eval -2.37] [%clk 0:03:16] } 39. Nd4? { [%eval -4.79] } { Mistake. Ne1 was best. } { [%clk 0:00:12] } 39... Qe5+ { [%eval -4.56] [%clk 0:03:17] } 40. Kg1?! { [%eval -6.83] } { Inaccuracy. Kh1 was best. } { [%clk 0:00:09] } 40... Bxh3?! { [%eval -4.33] } { Inaccuracy. Rc1+ was best. } { [%clk 0:03:15] } 41. gxh3?? { [%eval #-49] } { Checkmate is now unavoidable. Qf1 was best. } { [%clk 0:00:07] } 41... Rg3+?? { [%eval -4.63] } { Lost forced checkmate sequence. Qg3+ was best. } { [%clk 0:03:19] } 42. Kf1 { [%eval -4.48] [%clk 0:00:10] } 42... Rxh3 { [%eval -4.48] [%clk 0:03:17] } 43. Qg2 { [%eval -4.33] [%clk 0:00:12] } 43... Rg3 { [%eval -4.3] [%clk 0:03:16] } 44. Qe2? { [%eval -9.53] } { Mistake. Qh2 was best. } { [%clk 0:00:07] } 44... e3 { [%eval -8.18] [%clk 0:03:10] } 45. Qd3+ { [%eval -9.73] [%clk 0:00:08] } 45... Kh8 { [%eval -9.56] [%clk 0:03:14] } 46. Rg2?? { [%eval #-18] } { Checkmate is now unavoidable. Qc2 was best. } { [%clk 0:00:10] } 46... Qf4+ { [%eval #-21] [%clk 0:03:17] } 47. Kg1 { [%eval #-2] [%clk 0:00:08] } 47... Qf2+ { [%eval #-1] [%clk 0:03:21] } 0-1