lichess dev

[Event "Waitzkin Arena"] [Site "http://chess-academy.net/wxytL0oT"] [Date "2026.01.15"] [Round "-"] [White "vlc13985"] [Black "TihonConstantin"] [Result "1-0"] [UTCDate "2026.01.15"] [UTCTime "17:50:59"] [WhiteElo "2035"] [BlackElo "1468"] [WhiteRatingDiff "+5"] [BlackRatingDiff "-1"] [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?! { (0.29 → 1.18) Inaccuracy. Best move was d5. } (2... d5 3. c4 e6 4. Nc3 Be7 5. e3 Nf6 6. Bd3 O-O 7. O-O dxc4 8. Bxc4 e5 9. Nxe5) 3. c3? { (1.18 → -0.27) Mistake. Best move was d5. } (3. d5) 3... d6? { (-0.27 → 0.84) Mistake. Best move was d5. } (3... d5) 4. Nbd2?! { (0.84 → -0.01) Inaccuracy. Best move was e4. } (4. e4 e5) 4... Bg4? { (-0.01 → 0.99) Mistake. Best move was d5. } (4... d5 5. Qc2 g6 6. e4 Nxe4 7. Nxe4 dxe4 8. Qxe4 Bf5 9. Qf4 Bg7 10. Be2 Qd6 11. O-O) 5. e4 Bxf3? { (0.56 → 1.95) Mistake. Best move was e5. } (5... e5) 6. gxf3? { (1.95 → 0.48) Mistake. Best move was Nxf3. } (6. Nxf3) 6... d5 7. e5 Ng4?? { (0.40 → 5.71) Blunder. Best move was Nh5. } (7... Nh5) 8. fxg4 Qd7?! { (5.37 → 5.91) Inaccuracy. Best move was e6. } (8... e6 9. h4) 9. Bg2?! { (5.91 → 5.13) Inaccuracy. Best move was b4. } (9. b4 e6) 9... g6?! { (5.13 → 5.78) Inaccuracy. Best move was e6. } (9... e6 10. O-O) 10. O-O?! { (5.78 → 5.06) Inaccuracy. Best move was Nb3. } (10. Nb3 b6) 10... h5 11. h3?! { (5.61 → 4.73) Inaccuracy. Best move was g5. } (11. g5 e6) 11... f5? { (4.73 → 6.36) Mistake. Best move was hxg4. } (11... hxg4) 12. exf6 exf6? { (6.02 → 7.04) Mistake. Best move was O-O-O. } (12... O-O-O 13. g5) 13. Re1+ Be7 14. Nb3? { (6.98 → 5.38) Mistake. Best move was Nf1. } (14. Nf1) 14... hxg4?? { (5.38 → 12.23) Blunder. Best move was O-O-O. } (14... O-O-O 15. Bd2) 15. Qxg4?? { (12.23 → 5.83) Blunder. Best move was Nc5. } (15. Nc5) 15... f5?? { (5.83 → 12.90) Blunder. Best move was O-O-O. } (15... O-O-O) 16. Qxg6+ Kd8 17. Bg5 Bxg5 18. Qxg5+? { (14.97 → 8.17) Mistake. Best move was Nc5. } (18. Nc5 Be7 19. Nxd7 Kxd7 20. Bxd5 Rae8 21. Be6+ Kd8 22. Qxf5 a6 23. Bc8 Nb8 24. Bxb7 Nd7) 18... Ne7? { (8.17 → 23.96) Mistake. Best move was Kc8. } (18... Kc8) 19. Nc5 Qd6?! { (21.10 → Mate in 11) Checkmate is now unavoidable. Best move was Qe8. } (19... Qe8 20. Nxb7+) 20. Nxb7+ Kc8 21. Nxd6+ Kd7 22. Qxe7+ Kc6 23. Bxd5+?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Ne8. } (23. Ne8 Raxe8 24. Bxd5+ Kb5 25. Qb4+ Ka6 26. Bc4#) 23... Kxd5 24. Re5+ Kc6 25. Rc5+ Kb6 26. Qxc7+ Ka6 27. Qa5# { White wins by checkmate. } 1-0