lichess dev

[Event "Koltanowski Arena"] [Site "http://chess-academy.net/yn96d95E"] [Date "2025.03.06"] [Round "-"] [White "muntean_victor"] [Black "B144I"] [Result "1-0"] [UTCDate "2025.03.06"] [UTCTime "17:34:44"] [WhiteElo "1977"] [BlackElo "1297"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-8"] [Variant "Standard"] [TimeControl "600+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. d5 Ne5 3. Nc3?! { (1.14 → 0.49) Inaccuracy. Best move was e4. } (3. e4 e6) 3... d6?! { (0.49 → 1.09) Inaccuracy. Best move was e6. } (3... e6) 4. f4 Nc4? { (0.80 → 2.02) Mistake. Best move was Nd7. } (4... Nd7 5. e4) 5. e4 b5? { (1.61 → 3.47) Mistake. Best move was Nb6. } (5... Nb6 6. a4 Nd7 7. Nf3 c6 8. a5 Ngf6 9. dxc6 bxc6 10. e5 Ng8 11. e6 fxe6 12. Nd4) 6. Nxb5?! { (3.47 → 2.86) Inaccuracy. Best move was b3. } (6. b3 b4) 6... Nf6?? { (2.86 → 6.58) Blunder. Best move was a6. } (6... a6 7. Nc3 Nb6 8. a4 Bb7 9. Nf3 c6 10. a5 Nd7 11. dxc6 Bxc6 12. Bc4 Ngf6 13. Ng5) 7. Bxc4 Nxe4 8. Qd3 Nc5 9. Qe3 f6? { (6.13 → 8.75) Mistake. Best move was Bd7. } (9... Bd7 10. Nf3 Qb8 11. a4 a6 12. Nbd4 g6 13. O-O Bg7 14. f5 Qa7 15. Qf4 O-O 16. Be3) 10. Nf3 Bg4? { (8.01 → 9.16) Mistake. Best move was Bd7. } (10... Bd7 11. O-O g6 12. Re1 Na4 13. f5 Qb8 14. Nfd4 a6 15. Nc3 Nxc3 16. Qxc3 Qb7 17. Nc6) 11. O-O Bxf3?! { (9.01 → 9.85) Inaccuracy. Best move was Bd7. } (11... Bd7 12. Nbd4 g6 13. b4 Na4 14. Ne6 Qc8 15. Nfd4 Nb6 16. Bb3 Nxd5 17. Bxd5 c6 18. Bc4) 12. Qxf3 g5?! { (9.45 → 14.11) Inaccuracy. Best move was Kf7. } (12... Kf7 13. b4 Nd7 14. Nd4 g6 15. Qe2 Qc8 16. Ba6 Qb8 17. Nc6 Qe8 18. Bb2 Kg7 19. Rae1) 13. Qh5+ Kd7 14. Qh3+ Ke8 15. Nd4 Qc8 16. Qh5+ Kd8 17. Nc6+ Kd7 18. Bb5 Rb8?! { (26.38 → Mate in 2) Checkmate is now unavoidable. Best move was Qd8. } (18... Qd8 19. Nxd8+) 19. Ne5+ Kd8 20. Nf7# { White wins by checkmate. } 1-0