Event: \Boyi Cup\China Youth Chess International Open Tournament 2025(Group B)
Site: https://lichess.org/broadcast/boyi-cup--international-youth-open-2025--group-b/round-4/Bs7sUmUU/GiyrN1nJ
White: Zhang, Tiankun
WhiteElo: 1576
Black: Zhang , Yuqi
BlackElo: 0
Result: 1/2-1/2
ECO: B06
Opening: Modern Defense
Variant: Standard
TimeControl: 60+30

1. e4 { [%eval 0.18] [%clk 1:00:57] } 1... g6 { [%eval 0.5] [%clk 1:00:32] } 2. d4 { [%eval 0.48] [%clk 1:00:15] } 2... Bg7 { [%eval 0.48] [%clk 1:00:58] } 3. Nf3 { [%eval 0.32] [%clk 0:59:57] } 3... d6 { [%eval 0.43] [%clk 1:01:00] } 4. Be3 { [%eval 0.34] [%clk 0:59:41] } 4... Nf6 { [%eval 0.43] [%clk 1:00:47] } 5. Bd3 { [%eval 0.21] [%clk 0:59:17] } 5... Nbd7 { [%eval 0.42] [%clk 1:00:18] } 6. c4 { [%eval 0.42] [%clk 0:55:54] } 6... e5 { [%eval 0.5] [%clk 0:57:34] } 7. d5 { [%eval 0.11] [%clk 0:55:16] } 7... O-O { [%eval 0.29] [%clk 0:56:47] } 8. Nc3 { [%eval 0.32] [%clk 0:53:25] } 8... b6 { [%eval 0.6] [%clk 0:53:59] } 9. Qd2 { [%eval 0.44] [%clk 0:49:54] } 9... Nc5 { [%eval 0.35] [%clk 0:49:00] } 10. b4?! { [%eval -0.47] } { Inaccuracy. Bc2 was best. } { [%clk 0:46:05] } 10... Nxd3+ { [%eval -0.22] [%clk 0:48:55] } 11. Qxd3 { [%eval -0.52] [%clk 0:46:27] } 11... Nh5 { [%eval -0.48] [%clk 0:43:28] } 12. O-O { [%eval -0.43] [%clk 0:35:00] } 12... f5 { [%eval -0.19] [%clk 0:39:14] } 13. Rac1 { [%eval -0.51] [%clk 0:31:29] } 13... f4 { [%eval -0.48] [%clk 0:39:21] } 14. Bd2 { [%eval -0.42] [%clk 0:31:32] } 14... g5 { [%eval -0.36] [%clk 0:35:36] } 15. Ne1?! { [%eval -1.03] } { Inaccuracy. h3 was best. } { [%clk 0:28:07] } 15... g4 { [%eval -1.11] [%clk 0:32:11] } 16. f3?! { [%eval -2.0] } { Inaccuracy. c5 was best. } { [%clk 0:26:13] } 16... g3 { [%eval -2.07] [%clk 0:31:26] } 17. h3 { [%eval -1.98] [%clk 0:25:42] } 17... Qh4 { [%eval -1.65] [%clk 0:27:26] } 18. Qe2 { [%eval -1.78] [%clk 0:25:13] } 18... Rf6 { [%eval -1.69] [%clk 0:24:35] } 19. Nd3 { [%eval -1.66] [%clk 0:24:07] } 19... Bxh3?! { [%eval -0.97] } { Inaccuracy. Rh6 was best. } { [%clk 0:21:34] } 20. gxh3 { [%eval -0.79] [%clk 0:23:34] } 20... g2?! { [%eval 0.0] } { Inaccuracy. Qxh3 was best. } { [%clk 0:21:08] } 21. Rf2 { [%eval 0.0] [%clk 0:21:47] } 21... Ng3 { [%eval 0.0] [%clk 0:18:29] } 22. Qe1 { [%eval 0.0] [%clk 0:20:22] } 22... Qxh3 { [%eval 0.0] [%clk 0:15:42] } 23. Rxg2 { [%eval 0.0] [%clk 0:19:54] } 23... Rg6 { [%eval 0.0] [%clk 0:13:05] } 24. Nf2 { [%eval 0.0] [%clk 0:12:56] } 24... Ne2+ { [%eval 0.0] [%clk 0:12:28] } 25. Kf1 { [%eval 0.0] [%clk 0:13:00] } 25... Qxg2+?! { [%eval 0.55] } { Inaccuracy. Ng3+ was best. } { [%clk 0:12:38] } 26. Kxe2 { [%eval 0.69] [%clk 0:13:06] } 26... a6 { [%eval 1.12] [%clk 0:09:31] } 27. Qh1 { [%eval 1.03] [%clk 0:12:42] } 27... Qxh1 { [%eval 0.82] [%clk 0:09:20] } 28. Rxh1 { [%eval 1.08] [%clk 0:12:43] } 28... Rf8?! { [%eval 1.69] } { Inaccuracy. a5 was best. } { [%clk 0:08:51] } 29. Ng4 { [%eval 1.75] [%clk 0:11:50] } 29... Rg5 { [%eval 1.73] [%clk 0:07:58] } 30. Rh4 { [%eval 1.84] [%clk 0:10:06] } 30... h5 { [%eval 1.81] [%clk 0:07:49] } 31. Nf2 { [%eval 1.65] [%clk 0:09:55] } 31... Bf6 { [%eval 1.61] [%clk 0:06:58] } 32. Be1 { [%eval 1.59] [%clk 0:09:07] } 32... Kf7 { [%eval 1.66] [%clk 0:06:23] } 33. a4 { [%eval 1.7] [%clk 0:07:46] } 33... Rh8 { [%eval 1.76] [%clk 0:06:30] } 34. Ncd1?? { [%eval 0.0] } { Blunder. Rh2 was best. } { [%clk 0:05:42] } 34... Rg2 { [%eval 0.0] [%clk 0:06:04] } 35. Rh3 { [%eval 0.0] [%clk 0:05:48] } 35... h4 { [%eval 0.0] [%clk 0:05:40] } 36. Kd3 { [%eval 0.0] [%clk 0:03:39] } 36... Rg3 { [%eval 0.0] [%clk 0:05:33] } 37. Ke2 { [%eval 0.0] [%clk 0:03:46] } 37... Rhg8 { [%eval -0.01] [%clk 0:05:23] } 38. Bd2 { [%eval 0.0] [%clk 0:03:31] } 38... Rxh3 { [%eval 0.0] [%clk 0:05:29] } 39. Nxh3 { [%eval -0.02] [%clk 0:03:51] } 39... Rg2+ { [%eval -0.02] [%clk 0:05:30] } 40. Ndf2 { [%eval -0.03] [%clk 0:03:57] } 40... Rg8?! { [%eval 1.05] } { Inaccuracy. Rg3 was best. } { [%clk 0:04:56] } 41. Kd3?! { [%eval 0.0] } { Inaccuracy. Ng4 was best. } { [%clk 0:03:41] } 41... Ke7?! { [%eval 0.86] } { Inaccuracy. Rg3 was best. } { [%clk 0:04:25] } 42. Ng4 { [%eval 1.21] [%clk 0:02:30] } 42... Bg5?! { [%eval 1.99] } { Inaccuracy. b5 was best. } { [%clk 0:03:50] } 43. Kc3 { [%eval 1.69] [%clk 0:02:21] } 43... Bf6 { [%eval 1.63] [%clk 0:03:15] } 44. b5? { [%eval 0.0] } { Mistake. Be1 was best. } { [%clk 0:01:54] } 44... a5?? { [%eval 3.05] } { Blunder. axb5 was best. } { [%clk 0:03:16] } 45. Kd3 { [%eval 3.02] [%clk 0:02:10] } 45... Rh8 { [%eval 3.0] [%clk 0:02:58] } 46. Be1 { [%eval 3.2] [%clk 0:02:34] } 46... Kf7 { [%eval 3.11] [%clk 0:02:56] } 47. Ke2 { [%eval 3.06] [%clk 0:02:45] } 47... Kg6 { [%eval 2.92] [%clk 0:03:07] } 48. Kf1 { [%eval 2.7] [%clk 0:02:52] } 48... Bd8 { [%clk 0:02:16] } 49. Kg2 { [%clk 0:03:09] } 49... Kf7 { [%clk 0:01:12] } 50. Kh2 { [%clk 0:03:11] } 1/2-1/2