[Event "Magnus Carlsen Inv Prelim"] [Site "chess24.com INT"] [Date "2021.03.15"] [Round "11.8"] [White "Mamedyarov, S.."] [Black "Nepomniachtchi, I.."] [Result "0-1"] [GameId "wdHuTSIi"] [WhiteElo "2770"] [BlackElo "2789"] [Variant "Standard"] [TimeControl "-"] [ECO "B22"] [Opening "Sicilian Defense: Alapin Variation, Barmen Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.23] } 1... c5 { [%eval 0.32] } 2. c3 { [%eval 0.0] } 2... d5 { [%eval 0.16] } 3. exd5 { [%eval 0.17] } 3... Qxd5 { [%eval 0.18] } { B22 Sicilian Defense: Alapin Variation, Barmen Defense } 4. d4 { [%eval 0.11] } 4... Nc6 { [%eval 0.3] } 5. Nf3 { [%eval 0.13] } 5... Nf6 { [%eval 0.3] } 6. Be2 { [%eval 0.0] } 6... cxd4 { [%eval 0.28] } 7. cxd4 { [%eval 0.0] } 7... e6 { [%eval 0.0] } 8. Nc3 { [%eval 0.44] } 8... Qd6 { [%eval 0.41] } 9. O-O { [%eval 0.34] } 9... Be7 { [%eval 0.35] } 10. Bg5 { [%eval 0.2] } 10... O-O { [%eval 0.06] } 11. Qd2 { [%eval 0.03] } 11... b6 { [%eval 0.01] } 12. Rad1 { [%eval -0.12] } 12... Bb7 { [%eval -0.18] } 13. Rfe1 { [%eval -0.05] } 13... Rad8 { [%eval 0.07] } 14. Bf4 { [%eval -0.07] } 14... Qd7 { [%eval 0.0] } 15. a3 { [%eval 0.0] } 15... Qc8 { [%eval 0.0] } 16. Bd3 { [%eval 0.0] } 16... Na5 { [%eval 0.1] } 17. Qe2 { [%eval 0.32] } 17... Qa8 { [%eval 0.27] } 18. b4?! { (0.27 → -0.54) Inaccuracy. Bb1 was best. } { [%eval -0.54] } (18. Bb1) 18... Bxf3 { [%eval -0.64] } 19. Qxf3 { [%eval -0.47] } 19... Qxf3 { [%eval -0.45] } 20. gxf3 { [%eval -0.49] } 20... Nc6 { [%eval -0.57] } 21. d5 { [%eval -0.46] } 21... Nxd5 { [%eval -0.49] } 22. Nxd5 { [%eval -0.44] } 22... Rxd5 { [%eval -0.53] } 23. Be4 { [%eval -0.47] } 23... Rxd1 { [%eval -0.55] } 24. Rxd1 { [%eval -0.42] } 24... Rd8 { [%eval -0.47] } 25. Rxd8+ { [%eval -0.46] } 25... Nxd8 { [%eval -0.49] } 26. Bc7 { [%eval -0.73] } 26... f5 { [%eval -0.74] } 27. Bxd8?! { (-0.74 → -1.33) Inaccuracy. Ba8 was best. } { [%eval -1.33] } (27. Ba8 Nf7) 27... Bxd8 { [%eval -1.36] } 28. Bd3 { [%eval -0.7] } 28... Be7 { [%eval -1.4] } 29. h3 { [%eval -0.98] } 29... Kf7 { [%eval -0.93] } 30. Kf1 { [%eval -0.97] } 30... Kf6 { [%eval -1.05] } 31. Bc4 { [%eval -1.08] } 31... e5 { [%eval -0.61] } 32. Bg8 { [%eval -0.74] } 32... h6 { [%eval -0.72] } 33. Bc4 { [%eval -0.5] } 33... Kg5 { [%eval -0.6] } 34. Ba6 { [%eval -0.47] } 34... Kf4 { [%eval -0.43] } 35. Ke2 { [%eval -0.57] } 35... e4 { [%eval -0.41] } 36. fxe4 { [%eval -0.48] } 36... Kxe4 { [%eval -0.4] } 37. Bd3+ { [%eval -0.35] } 37... Kf4 { [%eval -0.32] } 38. Bc4 { [%eval -0.43] } 38... Ke5 { [%eval -0.4] } 39. Kd3 { [%eval -0.38] } 39... g5 { [%eval -0.31] } 40. f3 { [%eval -0.51] } 40... Kf4 { [%eval -0.38] } 41. Be6 { [%eval -0.42] } 41... b5 { [%eval -0.37] } 42. Ke2 { [%eval -0.75] } 42... Bf6 { [%eval -0.22] } 43. Bd7 { [%eval -0.8] } 43... Bb2 { [%eval -0.54] } 44. a4 { [%eval -0.5] } 44... bxa4 { [%eval -0.28] } 45. Bxa4 { [%eval -0.47] } 45... Ba3 { [%eval -0.29] } 46. b5 { [%eval -0.2] } 46... Kg3 { [%eval -0.2] } 47. Bc2 { [%eval -0.16] } 47... f4 { [%eval -0.15] } 48. Bf5 { [%eval -0.09] } 48... h5 { [%eval -0.12] } 49. Be6?? { (-0.12 → -4.94) Blunder. Bg6 was best. } { [%eval -4.94] } (49. Bg6 g4 50. fxg4 h4 51. Be4 Be7 52. g5 Bxg5 53. Bd5 Be7 54. Bb7 Bd8 55. Be4 Ba5) 49... Kg2 { [%eval -6.16] } 50. Bf5 { [%eval -5.38] } 50... Bc5 { [%eval -5.84] } 51. Be6 { [%eval -5.64] } 51... g4 { [%eval -6.22] } 52. fxg4 { [%eval -6.25] } 52... f3+ { [%eval -7.0] } 53. Kd2 { [%eval -6.65] } 53... f2 { [%eval -6.78] } 54. Bc4 { [%eval -7.85] } 54... h4 { [%eval -7.67] } 55. g5 { [%eval -8.53] } 55... f1=Q { [%eval -8.93] } 56. Bxf1+ { [%eval -9.28] } 56... Kxf1 { [%eval -9.26] } 57. g6 { [%eval -10.38] } 57... Bf8 { [%eval -8.57] } { White resigns. } 0-1