Event: Round 4: Jacobson, Aaron - Julia Sloan
Site: https://lichess.org/broadcast/marshall-masters-2025--august/round-4/7BvBNcCk/R8nt0uYw
White: Jacobson, Aaron
WhiteTitle: IM
WhiteElo: 2365
Black: Julia Sloan
Result: 1-0
ECO: A80
Opening: Dutch Defense
Variant: Standard

1. d4 { [%eval 0.17] [%clk 0:25:00] } 1... f5 { [%eval 0.47] [%clk 0:24:57] } 2. b4 { [%eval 0.08] [%clk 0:23:59] } 2... Nf6 { [%eval 0.14] [%clk 0:24:56] } 3. Nf3 { [%eval 0.08] [%clk 0:23:52] } 3... e6 { [%eval 0.14] [%clk 0:24:55] } 4. b5 { [%eval -0.08] [%clk 0:23:49] } 4... a6 { [%eval -0.12] [%clk 0:24:42] } 5. e3 { [%eval -0.15] [%clk 0:23:29] } 5... axb5 { [%eval -0.01] [%clk 0:24:36] } 6. Bxb5 { [%eval -0.18] [%clk 0:23:29] } 6... b6 { [%eval -0.08] [%clk 0:24:23] } 7. O-O { [%eval -0.04] [%clk 0:23:21] } 7... Ba6 { [%eval 0.12] [%clk 0:24:23] } 8. Bxa6 { [%eval 0.12] [%clk 0:23:10] } 8... Rxa6 { [%eval 0.08] [%clk 0:24:02] } 9. c4 { [%eval 0.02] [%clk 0:23:10] } 9... Be7 { [%eval 0.08] [%clk 0:23:24] } 10. Nc3 { [%eval 0.1] [%clk 0:23:06] } 10... O-O { [%eval 0.11] [%clk 0:23:23] } 11. d5 { [%eval 0.1] [%clk 0:22:49] } 11... exd5 { [%eval 0.21] [%clk 0:22:11] } 12. Nxd5 { [%eval -0.13] [%clk 0:22:21] } 12... Nxd5 { [%eval -0.1] [%clk 0:21:46] } 13. Qxd5+ { [%eval -0.04] [%clk 0:22:02] } 13... Kh8 { [%eval -0.11] [%clk 0:21:43] } 14. Bb2 { [%eval -0.32] [%clk 0:22:02] } 14... d6 { [%eval 0.05] [%clk 0:21:22] } 15. Nd4 { [%eval -0.3] [%clk 0:21:19] } 15... Ra5 { [%eval -0.26] [%clk 0:19:21] } 16. Qf3 { [%eval -0.46] [%clk 0:19:53] } 16... Qd7 { [%eval -0.32] [%clk 0:19:03] } 17. Rfd1 { [%eval -0.29] [%clk 0:15:26] } 17... Na6 { [%eval 0.0] [%clk 0:18:10] } 18. Nc6 { [%eval -0.24] [%clk 0:15:07] } 18... Rc5 { [%eval -0.16] [%clk 0:17:48] } 19. Nxe7 { [%eval -0.21] [%clk 0:15:07] } 19... Qxe7 { [%eval -0.18] [%clk 0:17:46] } 20. Rd4 { [%eval -0.26] [%clk 0:14:15] } 20... Nb4 { [%eval 0.05] [%clk 0:16:59] } 21. Qh3?! { [%eval -0.96] } { Inaccuracy. Ba3 was best. } { [%clk 0:12:34] } 21... Kg8 { [%eval -0.94] [%clk 0:15:12] } 22. Rh4 { [%eval -0.98] [%clk 0:12:20] } 22... g6?! { [%eval -0.3] } { Inaccuracy. g5 was best. } { [%clk 0:14:30] } 23. Qg3?! { [%eval -0.95] } { Inaccuracy. Ba3 was best. } { [%clk 0:09:02] } 23... Nd3 { [%eval -1.02] [%clk 0:13:21] } 24. Bd4?? { [%eval -3.11] } { Blunder. Bc3 was best. } { [%clk 0:07:43] } 24... Rxc4 { [%eval -3.18] [%clk 0:12:53] } 25. Rd1 { [%eval -3.97] [%clk 0:06:58] } 25... Nc1?! { [%eval -2.46] } { Inaccuracy. f4 was best. } { [%clk 0:11:52] } 26. Qf3 { [%eval -2.32] [%clk 0:05:31] } 26... Nxa2?! { [%eval -1.59] } { Inaccuracy. Rc2 was best. } { [%clk 0:11:27] } 27. Qe2 { [%eval -1.62] [%clk 0:04:23] } 27... Ra4?! { [%eval -0.52] } { Inaccuracy. d5 was best. } { [%clk 0:11:16] } 28. Qc2 { [%eval -0.53] [%clk 0:03:11] } 28... Rfa8?! { [%eval 0.05] } { Inaccuracy. b5 was best. } { [%clk 0:10:46] } 29. Qb3+ { [%eval 0.15] [%clk 0:02:59] } 29... Kf8 { [%eval 0.02] [%clk 0:09:54] } 30. Rh6? { [%eval -1.46] } { Mistake. Bg7+ was best. } { [%clk 0:00:20] } 30... Nb4?! { [%eval -0.5] } { Inaccuracy. Rb4 was best. } { [%clk 0:08:39] } 31. Bb2 { [%eval -0.65] [%clk 0:00:15] } 31... Nc6 { [%eval -0.47] [%clk 0:08:03] } 32. f4 { [%eval -0.7] [%clk 0:00:04] } 32... Ke8?! { [%eval 0.01] } { Inaccuracy. Re8 was best. } { [%clk 0:07:30] } 33. Qc3 { [%eval 0.0] [%clk 0:00:04] } 33... Kd7?? { [%eval 3.62] } { Blunder. Nb4 was best. } { [%clk 0:06:56] } 34. Rc1 { [%eval 3.51] [%clk 0:00:04] } 34... Qe4?! { [%eval 5.07] } { Inaccuracy. Kc8 was best. } { [%clk 0:06:16] } 35. Rxh7+ { [%eval 5.05] [%clk 0:00:04] } 35... Kc8 { [%eval 4.91] [%clk 0:06:05] } 36. Qxc6 { [%eval 4.8] [%clk 0:00:03] } 36... Qxc6 { [%eval 4.92] [%clk 0:05:55] } 37. Rxc6 { [%eval 4.82] [%clk 0:00:03] } 37... R8a7 { [%eval 4.76] [%clk 0:05:55] } 38. h4 { [%eval 4.32] [%clk 0:00:02] } 38... Ra2 { [%eval 5.23] [%clk 0:05:47] } 39. Bd4 { [%eval 5.22] [%clk 0:00:02] } 39... Rb7 { [%eval 5.05] [%clk 0:05:06] } 40. Rg7 { [%eval 5.18] [%clk 0:00:02] } 40... Kb8?! { [%eval 7.13] } { Inaccuracy. b5 was best. } { [%clk 0:05:06] } 41. Rg8+ { [%eval 6.91] [%clk 0:00:02] } 41... Ka7 { [%eval 6.74] [%clk 0:05:06] } 42. Rxg6 { [%eval 6.07] [%clk 0:00:02] } 42... Ka6 { [%eval 6.01] [%clk 0:05:05] } 43. h5 { [%eval 6.13] [%clk 0:00:02] } 43... Kb5 { [%eval 5.91] [%clk 0:05:05] } 44. Rc1 { [%eval 6.0] [%clk 0:00:02] } 44... c5 { [%eval 6.05] [%clk 0:05:05] } 45. Bg7 { [%eval 5.92] [%clk 0:00:02] } 45... Raa7 { [%eval 6.86] [%clk 0:04:39] } 46. h6 { [%eval 6.76] [%clk 0:00:02] } 46... Ra8 { [%eval 6.53] [%clk 0:04:39] } 47. h7 { [%eval 6.57] [%clk 0:00:02] } 47... Rbb8 { [%eval 7.52] [%clk 0:04:39] } 48. Rxd6 { [%eval 7.34] [%clk 0:00:02] } 48... Kb4? { [%eval #7] } { Checkmate is now unavoidable. Ra3 was best. } { [%clk 0:04:39] } 49. Rb1+? { [%eval 7.49] } { Lost forced checkmate sequence. h8=Q was best. } { [%clk 0:00:02] } 49... Ka3? { [%eval #4] } { Checkmate is now unavoidable. Kc4 was best. } { [%clk 0:04:39] } 50. Rdxb6 { [%eval #11] [%clk 0:00:02] } 50... Rxb6 { [%eval #11] [%clk 0:04:39] } 51. Rxb6 { [%eval #11] [%clk 0:00:02] } 51... c4 { [%eval #9] [%clk 0:04:39] } 52. Rc6 { [%eval #14] [%clk 0:00:02] } 52... Kb3 { [%eval #12] [%clk 0:04:39] } 53. Kf2 { [%eval #14] [%clk 0:00:02] } 53... c3 { [%eval #10] [%clk 0:04:37] } 54. Rxc3+ { [%eval #9] [%clk 0:00:02] } 54... Kb4 { [%eval #11] [%clk 0:04:37] } 55. Rc7 { [%eval #10] [%clk 0:00:02] } 55... Kb5 { [%eval #10] [%clk 0:04:37] } 56. Rf7 { [%eval #9] [%clk 0:00:02] } 56... Kc5 { [%eval #8] [%clk 0:04:37] } 57. Kf3 { [%eval #8] [%clk 0:00:02] } 57... Kd6 { [%eval #7] [%clk 0:04:37] } 58. g3 { [%eval #9] [%clk 0:00:02] } 58... Ke6 { [%eval #9] [%clk 0:04:37] } 59. Rf8 { [%eval #8] [%clk 0:00:02] } 59... Rxf8 { [%eval #8] [%clk 0:04:37] } 60. Bxf8 { [%eval #7] [%clk 0:00:02] } 60... Kf7 { [%eval #5] [%clk 0:04:37] } 61. h8=Q { [%eval #4] } 61... Kg6 { [%eval #2] [%clk 0:04:37] } 62. Qh6+ { [%eval #3] [%clk 0:00:02] } 62... Kf7 { [%eval #3] [%clk 0:04:37] } 63. Bc5 { [%eval #2] [%clk 0:00:02] } 63... Ke8 { [%eval #2] [%clk 0:04:37] } 64. Qg7 { [%eval #2] [%clk 0:00:02] } 1-0