[Event "Kramnik Arena"]
[Site "http://chess-academy.net/XVGnnTiP"]
[Date "2026.03.21"]
[Round "-"]
[White "Andreeaa"]
[Black "Tihon_Constantin"]
[Result "1-0"]
[UTCDate "2026.03.21"]
[UTCTime "17:47:50"]
[WhiteElo "1773"]
[BlackElo "1630"]
[WhiteRatingDiff "+31"]
[BlackRatingDiff "-27"]
[Variant "Standard"]
[TimeControl "420+0"]
[ECO "A40"]
[Opening "Mikenas Defense"]
[Termination "Normal"]
[Annotator "chess-academy.net"]

1. d4 { [%eval 0.15] [%clk 0:07:00] } 1... Nc6?! { (0.15 → 0.67) Inaccuracy. Best move was d5. } { [%eval 0.67] [%clk 0:07:00] } { A40 Mikenas Defense } (1... d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Bg5 O-O 6. e3) 2. Nf3 { [%eval 0.27] [%clk 0:06:55] } 2... Nf6?! { (0.27 → 1.00) Inaccuracy. Best move was d5. } { [%eval 1.0] [%clk 0:06:55] } (2... d5 3. c4 e6 4. Nc3 Bb4 5. e3 Nf6 6. Bd3 O-O 7. O-O b6 8. cxd5 exd5 9. Bd2) 3. Nc3? { (1.00 → -0.21) Mistake. Best move was d5. } { [%eval -0.21] [%clk 0:06:52] } (3. d5) 3... e6? { (-0.21 → 0.92) Mistake. Best move was d5. } { [%eval 0.92] [%clk 0:06:49] } (3... d5 4. Bf4 Bg4 5. Ne5 Nxe5 6. dxe5 d4 7. exf6 dxc3 8. Qxd8+ Rxd8 9. bxc3 exf6 10. Rb1) 4. e4 { [%eval 0.21] [%clk 0:06:50] } 4... Ng4? { (0.21 → 1.44) Mistake. Best move was Bb4. } { [%eval 1.44] [%clk 0:06:46] } (4... Bb4 5. Bd3) 5. h3 { [%eval 1.08] [%clk 0:06:40] } 5... Nh6? { (1.08 → 2.58) Mistake. Best move was Nf6. } { [%eval 2.58] [%clk 0:06:39] } (5... Nf6) 6. Bxh6? { (2.58 → 1.37) Mistake. Best move was Bg5. } { [%eval 1.37] [%clk 0:06:37] } (6. Bg5 f6) 6... gxh6 { [%eval 1.9] [%clk 0:06:36] } 7. d5?! { (1.90 → 1.36) Inaccuracy. Best move was Qd2. } { [%eval 1.36] [%clk 0:06:33] } (7. Qd2 Bg7 8. O-O-O O-O 9. Kb1 d5 10. Bb5 Ne7 11. Bd3 Bd7 12. exd5 exd5 13. Rhe1 c6) 7... exd5 { [%eval 1.79] [%clk 0:06:33] } 8. exd5 { [%eval 1.61] [%clk 0:06:32] } 8... Nb4? { (1.61 → 4.45) Mistake. Best move was Qe7+. } { [%eval 4.45] [%clk 0:06:30] } (8... Qe7+ 9. Qe2 Nb8 10. Nb5 Qxe2+ 11. Bxe2 Na6 12. O-O d6 13. Rfe1 Bg7 14. Nxd6+ cxd6 15. Bxa6+) 9. a3 { [%eval 3.82] [%clk 0:06:20] } 9... Na6 { [%eval 3.46] [%clk 0:06:25] } 10. Qd4 { [%eval 3.03] [%clk 0:06:17] } 10... Rg8 { [%eval 3.19] [%clk 0:06:21] } 11. Qh4? { (3.19 → 0.61) Mistake. Best move was O-O-O. } { [%eval 0.61] [%clk 0:06:08] } (11. O-O-O Bg7) 11... Qxh4 { [%eval 0.88] [%clk 0:06:18] } 12. Nxh4 { [%eval 0.44] [%clk 0:06:05] } 12... Nc5? { (0.44 → 1.76) Mistake. Best move was d6. } { [%eval 1.76] [%clk 0:06:15] } (12... d6 13. O-O-O Nc5 14. Re1+ Kd8 15. Ne4 Nxe4 16. Rxe4 f5 17. Re3 Be7 18. Nf3 Bf6 19. g3) 13. b4 { [%eval 1.58] [%clk 0:05:55] } 13... Be7 { [%eval 1.91] [%clk 0:06:05] } 14. bxc5? { (1.91 → 0.36) Mistake. Best move was g3. } { [%eval 0.36] [%clk 0:05:50] } (14. g3 Na6) 14... Bxh4 { [%eval 0.83] [%clk 0:06:03] } 15. g3? { (0.83 → -0.36) Mistake. Best move was Nb5. } { [%eval -0.36] [%clk 0:05:48] } (15. Nb5 Kd8 16. d6 cxd6 17. Nxd6 b6 18. Bc4 bxc5 19. O-O Rb8 20. Rad1 Bb7 21. g3 Bf6) 15... Bf6 { [%eval 0.21] [%clk 0:05:53] } 16. Kd2 { [%eval -0.14] [%clk 0:05:42] } 16... Bxc3+? { (-0.14 → 1.50) Mistake. Best move was Bd4. } { [%eval 1.5] [%clk 0:05:51] } (16... Bd4) 17. Kxc3 { [%eval 0.95] [%clk 0:05:39] } 17... d6 { [%eval 1.34] [%clk 0:05:50] } 18. cxd6 { [%eval 1.0] [%clk 0:05:37] } 18... cxd6 { [%eval 1.34] [%clk 0:05:49] } 19. Re1+ { [%eval 1.01] [%clk 0:05:32] } 19... Kd7? { (1.01 → 2.01) Mistake. Best move was Kd8. } { [%eval 2.01] [%clk 0:05:45] } (19... Kd8 20. Bd3) 20. Bb5+? { (2.01 → 0.83) Mistake. Best move was Re4. } { [%eval 0.83] [%clk 0:05:30] } (20. Re4 Kd8) 20... Kd8 { [%eval 1.28] [%clk 0:05:42] } 21. Re2?! { (1.28 → 0.48) Inaccuracy. Best move was Bd3. } { [%eval 0.48] [%clk 0:05:23] } (21. Bd3) 21... Bd7?! { (0.48 → 1.44) Inaccuracy. Best move was Bf5. } { [%eval 1.44] [%clk 0:05:34] } (21... Bf5 22. Kd4 Rc8 23. c4 a6 24. Ba4 Rc5 25. Bb3 b5 26. a4 b4 27. g4 Bd7 28. Bc2) 22. Bxd7 { [%eval 1.28] [%clk 0:05:20] } 22... Kxd7 { [%eval 1.54] [%clk 0:05:33] } 23. Rhe1 { [%eval 1.08] [%clk 0:05:18] } 23... Rae8 { [%eval 1.08] [%clk 0:05:30] } 24. Rxe8 { [%eval 1.09] [%clk 0:05:14] } 24... Rxe8 { [%eval 1.09] [%clk 0:05:29] } 25. Rxe8 { [%eval 1.17] [%clk 0:05:13] } 25... Kxe8 { [%eval 1.4] [%clk 0:05:28] } 26. Kd4?! { (1.40 → 0.56) Inaccuracy. Best move was a4. } { [%eval 0.56] [%clk 0:05:07] } (26. a4) 26... f5?! { (0.56 → 1.30) Inaccuracy. Best move was Ke7. } { [%eval 1.3] [%clk 0:05:19] } (26... Ke7 27. a4 b6 28. Kc4 a6 29. Kd4 Kf6 30. Ke4 h5 31. Kf4 Kg6 32. f3 f5 33. Ke3) 27. Ke3?! { (1.30 → 0.66) Inaccuracy. Best move was Kc4. } { [%eval 0.66] [%clk 0:04:59] } (27. Kc4) 27... a5?? { (0.66 → 6.43) Blunder. Best move was Kf7. } { [%eval 6.43] [%clk 0:05:16] } (27... Kf7 28. a4 b6 29. Kd4 a6 30. c4 Kf6 31. Kd3 h5 32. Kd4 Ke7 33. Kc3 a5 34. Kd4) 28. Kf4 { [%eval 4.99] [%clk 0:04:57] } 28... b5?? { (4.99 → 10.42) Blunder. Best move was Kd7. } { [%eval 10.42] [%clk 0:05:11] } (28... Kd7 29. Kxf5) 29. c3 { [%eval 9.23] [%clk 0:04:55] } 29... h5?! { (9.23 → 11.08) Inaccuracy. Best move was Kd7. } { [%eval 11.08] [%clk 0:05:07] } (29... Kd7 30. Kxf5) 30. Kxf5 { [%eval 9.21] [%clk 0:04:53] } 30... Kf7?! { (9.21 → 10.63) Inaccuracy. Best move was Ke7. } { [%eval 10.63] [%clk 0:05:05] } (30... Ke7) 31. g4 { [%eval 8.5] [%clk 0:04:51] } 31... hxg4? { (8.50 → 12.80) Mistake. Best move was Ke7. } { [%eval 12.8] [%clk 0:05:03] } (31... Ke7 32. Kg5) 32. hxg4 { [%eval 11.42] [%clk 0:04:50] } 32... Kg7 { [%eval 64.21] [%clk 0:05:02] } 33. Ke6 { [%eval 63.71] [%clk 0:04:49] } 33... Kg6 { [%eval 63.42] [%clk 0:04:59] } 34. Kxd6 { [%eval 15.38] [%clk 0:04:48] } 34... Kg5 { [%eval 75.84] [%clk 0:04:58] } 35. Ke6 { [%eval 74.02] [%clk 0:04:47] } 35... Kxg4?! { (74.02 → Mate in 27) Checkmate is now unavoidable. Best move was Kf4. } { [%eval #27] [%clk 0:04:57] } (35... Kf4 36. d6) 36. d6 { [%eval 73.01] [%clk 0:04:46] } 36... h5?! { (73.01 → Mate in 14) Checkmate is now unavoidable. Best move was b4. } { [%eval #14] [%clk 0:04:56] } (36... b4 37. d7) 37. d7 { [%eval #13] [%clk 0:04:45] } 37... h4 { [%eval #11] [%clk 0:04:56] } 38. d8=Q { [%eval #10] [%clk 0:04:44] } 38... h3 { [%eval #4] [%clk 0:04:55] } 39. Qg8+?! { (Mate in 4 → Mate in 12) Not the best checkmate sequence. Best move was Qd3. } { [%eval #12] [%clk 0:04:43] } (39. Qd3 Kg5 40. Qg3+ Kh6 41. Kf6 h2 42. Qxh2#) 39... Kf3 { [%eval #12] [%clk 0:04:50] } 40. Qg3+ { [%eval #11] [%clk 0:04:41] } 40... Ke2 { [%eval #11] [%clk 0:04:48] } 41. Qxh3 { [%eval #10] [%clk 0:04:40] } { Black resigns. } 1-0


