Event: Round 4: Okamura, Milton Kasuo - Henttinen, Markku I.O.
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-65/round-4/9mgBGVnn/qBvgb4OU
Date: 2025-10-24
White: Okamura, Milton Kasuo
WhiteElo: 2009
Black: Henttinen, Markku I.O.
BlackTitle: FM
BlackElo: 2197
Result: 0-1
ECO: E49
Opening: Nimzo-Indian Defense: Normal Variation, Botvinnik System
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... Nf6 { [%eval 0.19] [%clk 1:30:50] } 2. c4 { [%eval 0.18] [%clk 1:31:21] } 2... e6 { [%eval 0.14] [%clk 1:31:00] } 3. Nc3 { [%eval 0.09] [%clk 1:31:40] } 3... Bb4 { [%eval 0.15] [%clk 1:30:42] } 4. e3 { [%eval 0.06] [%clk 1:31:54] } 4... O-O { [%eval 0.11] [%clk 1:29:27] } 5. Bd3 { [%eval 0.0] [%clk 1:32:15] } 5... d5 { [%eval 0.09] [%clk 1:28:55] } 6. a3 { [%eval 0.0] [%clk 1:31:59] } 6... Bxc3+ { [%eval 0.08] [%clk 1:26:11] } 7. bxc3 { [%eval 0.11] [%clk 1:32:22] } 7... c5 { [%eval 0.29] [%clk 1:23:53] } 8. cxd5 { [%eval 0.31] [%clk 1:31:02] } 8... exd5 { [%eval 0.42] [%clk 1:14:10] } 9. Ne2 { [%eval 0.53] [%clk 1:31:08] } 9... Re8 { [%eval 0.5] [%clk 1:07:37] } 10. f3 { [%eval 0.45] [%clk 1:21:43] } 10... Nc6 { [%eval 0.41] [%clk 0:53:15] } 11. O-O { [%eval 0.54] [%clk 1:21:41] } 11... Bd7 { [%eval 0.48] [%clk 0:47:18] } 12. Ng3 { [%eval 0.32] [%clk 1:11:08] } 12... h5 { [%eval 0.41] [%clk 0:43:41] } 13. Re1 { [%eval 0.11] [%clk 0:58:35] } 13... Rc8 { [%eval 0.17] [%clk 0:38:24] } 14. Rb1 { [%eval 0.18] [%clk 0:54:12] } 14... Na5 { [%eval 0.19] [%clk 0:37:44] } 15. Bd2 { [%eval -0.15] [%clk 0:51:29] } 15... b6 { [%eval 0.0] [%clk 0:36:40] } 16. h3 { [%eval -0.23] [%clk 0:31:59] } 16... Qc7 { [%eval -0.12] [%clk 0:29:58] } 17. Nf1 { [%eval -0.16] [%clk 0:28:17] } 17... Qd6 { [%eval -0.03] [%clk 0:28:46] } 18. Bc1 { [%eval -0.08] [%clk 0:36:27] } 18... Rc7 { [%eval 0.15] [%clk 0:28:46] } 19. Nd2? { [%eval -1.32] } { Mistake. Qe2 was best. } { [%clk 0:24:43] } 19... Bc6? { [%eval -0.15] } { Mistake. Bxh3 was best. } { [%clk 0:26:29] } 20. Qe2 { [%eval -0.15] [%clk 0:25:04] } 20... Rce7 { [%eval 0.03] [%clk 0:26:03] } 21. Qf2 { [%eval 0.06] [%clk 0:25:16] } 21... Qd7 { [%eval 0.21] [%clk 0:22:17] } 22. Rb2 { [%eval 0.15] [%clk 0:19:22] } 22... Qd6 { [%eval 0.35] [%clk 0:21:47] } 23. Rb1 { [%eval 0.0] [%clk 0:18:27] } 23... Re6 { [%eval 0.15] [%clk 0:18:41] } 24. Bf5 { [%eval 0.13] [%clk 0:17:43] } 24... R6e7 { [%eval 0.11] [%clk 0:18:23] } 25. Bd3 { [%eval 0.0] [%clk 0:17:51] } 25... g6 { [%eval 0.21] [%clk 0:16:49] } 26. Bb2 { [%eval 0.3] [%clk 0:13:55] } 26... b5? { [%eval 1.59] } { Mistake. cxd4 was best. } { [%clk 0:15:12] } 27. Bc2? { [%eval 0.2] } { Mistake. dxc5 was best. } { [%clk 0:08:51] } 27... a6? { [%eval 1.8] } { Mistake. Nc4 was best. } { [%clk 0:13:07] } 28. Re2? { [%eval 0.37] } { Mistake. dxc5 was best. } { [%clk 0:06:10] } 28... Re6 { [%eval 0.27] [%clk 0:09:31] } 29. Bd3 { [%eval -0.12] [%clk 0:04:53] } 29... Qe7 { [%eval -0.2] [%clk 0:08:42] } 30. Rbe1 { [%eval -0.12] [%clk 0:05:12] } 30... Nc4 { [%eval -0.2] [%clk 0:07:06] } 31. Nxc4 { [%eval -0.16] [%clk 0:03:31] } 31... bxc4 { [%eval -0.16] [%clk 0:07:07] } 32. Bb1 { [%eval -0.04] [%clk 0:02:29] } 32... cxd4 { [%eval -0.1] [%clk 0:06:51] } 33. cxd4 { [%eval -0.26] [%clk 0:02:45] } 33... Bb5 { [%eval -0.35] [%clk 0:06:15] } 34. Bc1 { [%eval -0.74] [%clk 0:02:43] } 34... c3 { [%eval -0.83] [%clk 0:05:40] } 35. Ra2 { [%eval -0.62] [%clk 0:02:37] } 35... Ba4 { [%eval -0.69] [%clk 0:03:13] } 36. Bc2 { [%eval -0.75] [%clk 0:02:04] } 36... Qd7 { [%eval -0.78] [%clk 0:01:30] } 37. Bxa4 { [%eval -0.72] [%clk 0:02:16] } 37... Qxa4 { [%eval -0.7] } 38. Qc2 { [%eval -0.68] [%clk 0:01:36] } 38... Qc4 { [%eval -0.86] [%clk 0:03:00] } 39. a4?! { [%eval -1.47] } { Inaccuracy. Qe2 was best. } { [%clk 0:01:48] } 39... a5 { [%eval -1.27] [%clk 0:02:16] } 40. Ra3 { [%eval -1.62] [%clk 0:01:49] } 40... Rc8 { [%eval -1.68] [%clk 0:02:22] } 41. Rd1 { [%eval -1.67] [%clk 0:26:59] } 41... Rec6 { [%eval -1.71] [%clk 0:30:30] } 42. Ra1 { [%eval -1.65] [%clk 0:26:08] } 42... Rb8 { [%eval -1.56] [%clk 0:26:06] } 43. Rd3 { [%eval -1.6] [%clk 0:19:46] } 43... Nd7?! { [%eval -0.49] } { Inaccuracy. Rc7 was best. } { [%clk 0:14:27] } 44. Ra3 { [%eval -0.32] [%clk 0:19:07] } 44... Rbc8 { [%eval -0.38] [%clk 0:14:32] } 45. e4 { [%eval -0.54] [%clk 0:14:17] } 45... Nb6 { [%eval 0.0] [%clk 0:14:19] } 46. e5 { [%eval 0.0] [%clk 0:11:46] } 46... Qb4 { [%eval 0.0] [%clk 0:13:03] } 47. Ra2 { [%eval -0.23] [%clk 0:10:23] } 47... Rc4 { [%eval -0.4] [%clk 0:11:24] } 48. Be3?? { [%eval -2.16] } { Blunder. Qf2 was best. } { [%clk 0:09:18] } 48... R8c6? { [%eval -0.96] } { Mistake. Nxa4 was best. } { [%clk 0:10:29] } 49. f4?! { [%eval -1.93] } { Inaccuracy. Rd1 was best. } { [%clk 0:08:22] } 49... Nxa4 { [%eval -1.91] [%clk 0:10:14] } 50. Bf2?! { [%eval -3.24] } { Inaccuracy. Rd1 was best. } { [%clk 0:08:15] } 50... Nb2 { [%eval -2.76] [%clk 0:09:56] } 51. Rg3 { [%eval -3.05] [%clk 0:08:26] } 51... Rxd4 { [%eval -3.3] [%clk 0:05:58] } 52. Bxd4? { [%eval -5.44] } { Mistake. e6 was best. } { [%clk 0:04:04] } 52... Qxd4+ { [%eval -5.38] [%clk 0:06:25] } 53. Kh2?! { [%eval -7.04] } { Inaccuracy. Qf2 was best. } { [%clk 0:04:03] } 53... Qxf4 { [%eval -6.65] [%clk 0:05:50] } 0-1