Event: Round 11: Anderson Guerra Dos Santos - Everaldo Matsuura
Date: 2023-10-22
White: Anderson Guerra Dos Santos
WhiteTitle: NM
WhiteElo: 2051
Black: Everaldo Matsuura
BlackTitle: GM
BlackElo: 2354
Result: 1-0
ECO: B01
Opening: Scandinavian Defense: Marshall Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 0:03:02] } 1... d5 { [%eval 0.82] [%clk 0:03:02] } 2. exd5 { [%eval 0.66] [%clk 0:03:03] } 2... Nf6 { [%eval 0.74] [%clk 0:03:02] } 3. d4 { [%eval 0.63] [%clk 0:03:03] } 3... Nxd5 { [%eval 0.79] [%clk 0:03:02] } 4. c4 { [%eval 0.79] [%clk 0:03:04] } 4... Nb6 { [%eval 0.92] [%clk 0:03:03] } 5. Nf3 { [%eval 0.81] [%clk 0:02:58] } 5... g6 { [%eval 1.11] [%clk 0:03:02] } 6. Be2?! { [%eval 0.3] } { Inaccuracy. Nc3 was best. } { [%clk 0:02:58] } 6... Bg7 { [%eval 0.71] [%clk 0:03:02] } 7. Be3 { [%eval 0.59] [%clk 0:02:58] } 7... O-O { [%eval 0.72] [%clk 0:03:01] } 8. O-O { [%eval 0.45] [%clk 0:02:57] } 8... Nc6 { [%eval 0.58] [%clk 0:03:01] } 9. h3 { [%eval 0.46] [%clk 0:02:26] } 9... e5 { [%eval 0.56] [%clk 0:03:00] } 10. d5 { [%eval 0.43] [%clk 0:02:24] } 10... Ne7 { [%eval 0.67] [%clk 0:03:00] } 11. Nc3 { [%eval 0.68] [%clk 0:02:18] } 11... Nf5 { [%eval 0.67] [%clk 0:03:01] } 12. Bc5?! { [%eval -0.04] } { Inaccuracy. Bg5 was best. } { [%clk 0:02:11] } 12... Re8 { [%eval -0.07] [%clk 0:03:01] } 13. Re1?! { [%eval -0.85] } { Inaccuracy. Nd2 was best. } { [%clk 0:02:02] } 13... Nd7 { [%eval -0.75] [%clk 0:03:02] } 14. Ba3 { [%eval -0.78] [%clk 0:01:51] } 14... e4 { [%eval -0.81] [%clk 0:03:02] } 15. Nh2 { [%eval -0.86] [%clk 0:01:33] } 15... e3 { [%eval -0.94] [%clk 0:03:00] } 16. fxe3 { [%eval -0.95] [%clk 0:01:18] } 16... Nxe3 { [%eval -0.89] [%clk 0:02:59] } 17. Qd3?? { [%eval -2.87] } { Blunder. Qd2 was best. } { [%clk 0:01:11] } 17... Bh6?? { [%eval 0.23] } { Blunder. Nb6 was best. } { [%clk 0:02:14] } 18. Nf3?? { [%eval -2.61] } { Blunder. Ng4 was best. } { [%clk 0:00:59] } 18... Nf6? { [%eval -1.02] } { Mistake. Ne5 was best. } { [%clk 0:02:01] } 19. Nd4?? { [%eval -3.39] } { Blunder. Bf1 was best. } { [%clk 0:00:44] } 19... Nf5?? { [%eval -0.52] } { Blunder. Nxg2 was best. } { [%clk 0:01:44] } 20. Bf3? { [%eval -2.07] } { Mistake. Nxf5 was best. } { [%clk 0:00:39] } 20... Be3+?? { [%eval 0.5] } { Blunder. Re3 was best. } { [%clk 0:01:34] } 21. Rxe3 { [%eval 0.54] [%clk 0:00:40] } 21... Rxe3 { [%eval 0.63] [%clk 0:01:30] } 22. Qd2 { [%eval 0.6] [%clk 0:00:40] } 22... Re8 { [%eval 0.45] [%clk 0:00:56] } 23. Rf1?? { [%eval -2.15] } { Blunder. b3 was best. } { [%clk 0:00:36] } 23... c6?? { [%eval 0.26] } { Blunder. Ne3 was best. } { [%clk 0:00:50] } 24. Nxf5 { [%eval 0.14] [%clk 0:00:30] } 24... Bxf5 { [%eval 0.2] [%clk 0:00:51] } 25. d6?! { [%eval -0.65] } { Inaccuracy. Qf2 was best. } { [%clk 0:00:30] } 25... Qd7?? { [%eval 1.68] } { Blunder. h5 was best. } { [%clk 0:00:30] } 26. c5? { [%eval 0.03] } { Mistake. Qd4 was best. } { [%clk 0:00:24] } 26... b6?? { [%eval 3.12] } { Blunder. h5 was best. } { [%clk 0:00:30] } 27. b4?? { [%eval 1.2] } { Blunder. Qd4 was best. } { [%clk 0:00:22] } 27... a5?? { [%eval 3.93] } { Blunder. bxc5 was best. } { [%clk 0:00:30] } 28. b5 { [%eval 4.57] [%clk 0:00:20] } 28... Ne4 { [%eval 5.6] [%clk 0:00:20] } 29. bxc6?? { [%eval 1.98] } { Blunder. Nxe4 was best. } { [%clk 0:00:17] } 29... Qxc6 { [%eval 1.77] [%clk 0:00:20] } 30. Nxe4?! { [%eval 0.89] } { Inaccuracy. Qd5 was best. } { [%clk 0:00:11] } 30... Bxe4 { [%eval 0.99] [%clk 0:00:22] } 31. Bxe4 { [%eval 1.03] [%clk 0:00:08] } 31... Qxe4?! { [%eval 1.69] } { Inaccuracy. Rxe4 was best. } { [%clk 0:00:20] } 32. d7?? { [%eval 0.0] } { Blunder. Bb2 was best. } { [%clk 0:00:07] } 32... Red8 { [%eval 0.0] [%clk 0:00:21] } 33. cxb6?! { [%eval -0.97] } { Inaccuracy. Qc3 was best. } { [%clk 0:00:04] } 33... Qc6 { [%eval -0.96] [%clk 0:00:22] } 34. Bb2 { [%eval -1.15] [%clk 0:00:05] } 34... Qxb6+?? { [%eval 1.46] } { Blunder. Rxd7 was best. } { [%clk 0:00:21] } 35. Kh1? { [%eval 0.23] } { Mistake. Rf2 was best. } { [%clk 0:00:04] } 35... Qb4?! { [%eval 1.29] } { Inaccuracy. Rxd7 was best. } { [%clk 0:00:14] } 36. Qf2 { [%eval 1.14] [%clk 0:00:04] } 36... f5 { [%eval 1.42] [%clk 0:00:08] } 37. Rd1 { [%eval 1.3] [%clk 0:00:04] } 37... Qe7?? { [%eval 6.8] } { Blunder. Rab8 was best. } { [%clk 0:00:09] } 38. Qd4 { [%eval 6.97] [%clk 0:00:05] } 38... Kf7?? { [%eval #8] } { Checkmate is now unavoidable. Rxd7 was best. } { [%clk 0:00:07] } 39. Qd5+?? { [%eval 4.3] } { Lost forced checkmate sequence. Qg7+ was best. } { [%clk 0:00:05] } 39... Qe6 { [%eval 4.4] [%clk 0:00:08] } 40. Qd4 { [%eval 4.41] [%clk 0:00:06] } 40... Rg8?! { [%eval 5.99] } { Inaccuracy. Rxd7 was best. } { [%clk 0:00:08] } 41. Qd3? { [%eval 3.39] } { Mistake. Qh4 was best. } { [%clk 0:00:06] } 41... Rad8 { [%eval 3.11] [%clk 0:00:09] } 42. Qd4? { [%eval 1.5] } { Mistake. Bc3 was best. } { [%clk 0:00:07] } 42... h5? { [%eval 2.81] } { Mistake. g5 was best. } { [%clk 0:00:09] } 43. Qd3? { [%eval 1.38] } { Mistake. Bc3 was best. } { [%clk 0:00:07] } 43... h4? { [%eval 2.97] } { Mistake. g5 was best. } { [%clk 0:00:09] } 44. Qd4?? { [%eval 0.0] } { Blunder. Bc3 was best. } { [%clk 0:00:07] } 44... Qe7?? { [%eval 4.12] } { Blunder. g5 was best. } { [%clk 0:00:09] } 45. Qd5+?? { [%eval 1.69] } { Blunder. Bc3 was best. } { [%clk 0:00:08] } 45... Qe6 { [%eval 0.78] [%clk 0:00:10] } 46. Qd4?! { [%eval 0.0] } { Inaccuracy. Qb7 was best. } { [%clk 0:00:09] } 46... g5 { [%eval 0.0] [%clk 0:00:09] } 47. Qd3?! { [%eval -1.07] } { Inaccuracy. Bc3 was best. } { [%clk 0:00:09] } 47... Kg6?? { [%eval 1.52] } { Blunder. g4 was best. } { [%clk 0:00:10] } 48. Qd4? { [%eval 0.0] } { Mistake. Bc3 was best. } { [%clk 0:00:04] } 48... Qf7?? { [%eval 4.75] } { Blunder. f4 was best. } { [%clk 0:00:10] } 49. Qd6+?! { [%eval 3.28] } { Inaccuracy. Qb6+ was best. } { [%clk 0:00:05] } 49... Kh7 { [%eval 3.85] [%clk 0:00:09] } 50. Qe5?? { [%eval -2.92] } { Blunder. Bf6 was best. } { [%clk 0:00:03] } 50... Rg6?? { [%eval 0.0] } { Blunder. Rxd7 was best. } { [%clk 0:00:09] } 51. Ba3?? { [%eval -3.06] } { Blunder. Qc7 was best. } { [%clk 0:00:03] } 51... Rxd7 { [%eval -2.96] [%clk 0:00:09] } 52. Re1 { [%eval -3.56] [%clk 0:00:04] } 52... Rd8 { [%eval -2.92] [%clk 0:00:08] } 53. Bb2 { [%eval -3.05] [%clk 0:00:05] } 53... Rf8?! { [%eval -2.05] } { Inaccuracy. Rgd6 was best. } { [%clk 0:00:09] } 54. Qd4?! { [%eval -2.91] } { Inaccuracy. Qc5 was best. } { [%clk 0:00:06] } 54... Kh6 { [%eval -2.75] [%clk 0:00:10] } 55. Qc3 { [%eval -3.2] [%clk 0:00:07] } 55... Qd5 { [%eval -2.7] [%clk 0:00:08] } 56. Qa3?! { [%eval -3.56] } { Inaccuracy. Re5 was best. } { [%clk 0:00:03] } 56... Rf7 { [%eval -3.41] [%clk 0:00:07] } 57. Qc3 { [%eval -3.75] [%clk 0:00:05] } 57... Rf8?! { [%eval -2.77] } { Inaccuracy. Re6 was best. } { [%clk 0:00:06] } 58. Qe3? { [%eval -4.48] } { Mistake. Re5 was best. } { [%clk 0:00:04] } 58... Rd8?! { [%eval -3.2] } { Inaccuracy. f4 was best. } { [%clk 0:00:06] } 59. Qc3?! { [%eval -4.21] } { Inaccuracy. Qa7 was best. } { [%clk 0:00:04] } 59... Qd2 { [%eval -3.92] [%clk 0:00:06] } 60. Qe5 { [%eval -3.61] [%clk 0:00:04] } 60... Qd6?? { [%eval -1.04] } { Blunder. f4 was best. } 61. Qc3?? { [%eval -3.64] } { Blunder. Qxf5 was best. } 1-0