lichess dev

[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 Nc6?! { (0.15 → 0.67) Inaccuracy. Best move was d5. } { A40 Mikenas Defense } (1... d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Bg5 O-O 6. e3) 2. Nf3 Nf6?! { (0.27 → 1.00) Inaccuracy. Best move was d5. } (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. } (3. d5) 3... e6? { (-0.21 → 0.92) Mistake. Best move was d5. } (3... d5 4. Bf4 Bg4 5. Ne5 Nxe5 6. dxe5 d4 7. exf6 dxc3 8. Qxd8+ Rxd8 9. bxc3 exf6 10. Rb1) 4. e4 Ng4? { (0.21 → 1.44) Mistake. Best move was Bb4. } (4... Bb4 5. Bd3) 5. h3 Nh6? { (1.08 → 2.58) Mistake. Best move was Nf6. } (5... Nf6) 6. Bxh6? { (2.58 → 1.37) Mistake. Best move was Bg5. } (6. Bg5 f6) 6... gxh6 7. d5?! { (1.90 → 1.36) Inaccuracy. Best move was Qd2. } (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 8. exd5 Nb4? { (1.61 → 4.45) Mistake. Best move was Qe7+. } (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 Na6 10. Qd4 Rg8 11. Qh4? { (3.19 → 0.61) Mistake. Best move was O-O-O. } (11. O-O-O Bg7) 11... Qxh4 12. Nxh4 Nc5? { (0.44 → 1.76) Mistake. Best move was d6. } (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 Be7 14. bxc5? { (1.91 → 0.36) Mistake. Best move was g3. } (14. g3 Na6) 14... Bxh4 15. g3? { (0.83 → -0.36) Mistake. Best move was Nb5. } (15. Nb5 Kd8 16. d6 cxd6 17. Nxd6 b6 18. Bc4 bxc5 19. O-O Rb8 20. Rad1 Bb7 21. g3 Bf6) 15... Bf6 16. Kd2 Bxc3+? { (-0.14 → 1.50) Mistake. Best move was Bd4. } (16... Bd4) 17. Kxc3 d6 18. cxd6 cxd6 19. Re1+ Kd7? { (1.01 → 2.01) Mistake. Best move was Kd8. } (19... Kd8 20. Bd3) 20. Bb5+? { (2.01 → 0.83) Mistake. Best move was Re4. } (20. Re4 Kd8) 20... Kd8 21. Re2?! { (1.28 → 0.48) Inaccuracy. Best move was Bd3. } (21. Bd3) 21... Bd7?! { (0.48 → 1.44) Inaccuracy. Best move was Bf5. } (21... Bf5 22. Kd4 Rc8 23. c4 a6 24. Ba4 Rc5 25. Bb3 b5 26. a4 b4 27. g4 Bd7 28. Bc2) 22. Bxd7 Kxd7 23. Rhe1 Rae8 24. Rxe8 Rxe8 25. Rxe8 Kxe8 26. Kd4?! { (1.40 → 0.56) Inaccuracy. Best move was a4. } (26. a4) 26... f5?! { (0.56 → 1.30) Inaccuracy. Best move was Ke7. } (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. } (27. Kc4) 27... a5?? { (0.66 → 6.43) Blunder. Best move was Kf7. } (27... Kf7 28. a4 b6 29. Kd4 a6 30. c4 Kf6 31. Kd3 h5 32. Kd4 Ke7 33. Kc3 a5 34. Kd4) 28. Kf4 b5?? { (4.99 → 10.42) Blunder. Best move was Kd7. } (28... Kd7 29. Kxf5) 29. c3 h5?! { (9.23 → 11.08) Inaccuracy. Best move was Kd7. } (29... Kd7 30. Kxf5) 30. Kxf5 Kf7?! { (9.21 → 10.63) Inaccuracy. Best move was Ke7. } (30... Ke7) 31. g4 hxg4? { (8.50 → 12.80) Mistake. Best move was Ke7. } (31... Ke7 32. Kg5) 32. hxg4 Kg7 33. Ke6 Kg6 34. Kxd6 Kg5 35. Ke6 Kxg4?! { (74.02 → Mate in 27) Checkmate is now unavoidable. Best move was Kf4. } (35... Kf4 36. d6) 36. d6 h5?! { (73.01 → Mate in 14) Checkmate is now unavoidable. Best move was b4. } (36... b4 37. d7) 37. d7 h4 38. d8=Q h3 39. Qg8+?! { (Mate in 4 → Mate in 12) Not the best checkmate sequence. Best move was Qd3. } (39. Qd3 Kg5 40. Qg3+ Kh6 41. Kf6 h2 42. Qxh2#) 39... Kf3 40. Qg3+ Ke2 41. Qxh3 { Black resigns. } 1-0