lichess dev

[Event "Polugaevsky Arena"] [Site "http://chess-academy.net/J2b5K8TU"] [Date "2026.02.07"] [Round "-"] [White "ioan20"] [Black "Matvei2016"] [Result "0-1"] [UTCDate "2026.02.07"] [UTCTime "17:52:37"] [WhiteElo "1934"] [BlackElo "1384"] [WhiteRatingDiff "-26"] [BlackRatingDiff "+23"] [Variant "Standard"] [TimeControl "420+0"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e3 { A00 Van't Kruijs Opening } e6 2. Nf3 Nf6 3. Nc3?! { (0.27 → -0.53) Inaccuracy. Best move was d4. } (3. d4 c5 4. c4 d5 5. Nc3 Nc6 6. Be2 dxc4 7. O-O cxd4) 3... Nc6?! { (-0.53 → 0.25) Inaccuracy. Best move was d5. } (3... d5 4. d4 c5 5. Be2 Nbd7 6. O-O a6 7. b3 b5 8. a4) 4. d4 d5 5. Be2 Bd7?! { (-0.21 → 0.64) Inaccuracy. Best move was Bd6. } (5... Bd6 6. Nb5) 6. O-O Qe7?! { (0.17 → 0.77) Inaccuracy. Best move was Bb4. } (6... Bb4 7. Bd3 O-O 8. Bd2 Ne7 9. a3 Bd6 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 f5 13. Bd3) 7. Ne5?! { (0.77 → 0.03) Inaccuracy. Best move was a3. } (7. a3 a6) 7... Nxe5?! { (0.03 → 0.71) Inaccuracy. Best move was O-O-O. } (7... O-O-O) 8. dxe5 Ng8?! { (0.38 → 1.15) Inaccuracy. Best move was Ne4. } (8... Ne4 9. Nxe4) 9. e4?! { (1.15 → 0.36) Inaccuracy. Best move was a4. } (9. a4 f6 10. e4 fxe5 11. exd5 Nf6 12. Qd3 O-O-O 13. Be3 exd5 14. Nxd5 Qe6 15. Rfd1 Nxd5) 9... dxe4 10. Nxe4 O-O-O?! { (0.62 → 1.53) Inaccuracy. Best move was Bc6. } (10... Bc6 11. Bf3 Qb4 12. a3 Qb5 13. Qd4 Rd8 14. Qc3 Ne7 15. a4 Qa6 16. b3 h6 17. Bd2) 11. Bg5? { (1.53 → 0.00) Mistake. Best move was Qd4. } (11. Qd4 Qb4 12. c4 Bc6 13. Qxa7 Qa4 14. Qxa4 Bxa4 15. b3 Bc6 16. Ng5 Be8 17. Nf3 Ne7) 11... f6 12. exf6? { (0.36 → -0.73) Mistake. Best move was Be3. } (12. Be3 Bc6 13. Nd2 Kb8 14. Bf3 Qe8 15. Bxc6 Qxc6 16. Qf3 Ne7 17. Rfd1 fxe5 18. c4 Qe8) 12... gxf6 13. Bxf6?? { (0.95 → -4.84) Blunder. Best move was Qd4. } (13. Qd4 c5) 13... Nxf6 14. Nxf6? { (-4.54 → -5.87) Mistake. Best move was Qd4. } (14. Qd4 Nxe4 15. Rad1 Qf6 16. Qxe4 Bc6 17. Rxd8+ Kxd8 18. Rd1+ Kc8 19. Qd4 Qxd4 20. Rxd4 Bg7) 14... Qxf6 15. Qd3?! { (-5.25 → -6.02) Inaccuracy. Best move was Bd3. } (15. Bd3) 15... c6? { (-6.02 → -4.13) Mistake. Best move was Bc6. } (15... Bc6 16. Qc3 Qg6 17. Bf3 Bg7 18. Qb3 Bxf3 19. Qxf3 Rhf8 20. Qh3 Kb8 21. Rae1 Qxc2 22. Qe3) 16. Qa3?? { (-4.13 → -14.97) Blunder. Best move was Qf3. } (16. Qf3 Qxf3) 16... Bxa3 17. bxa3 Rhg8 18. Rab1 Qg6 19. g3 Qxc2 20. Bh5 Qxa2 21. Bf7 Rgf8 22. Bh5 Qxa3 23. Be2 c5 24. Rfc1?! { (-18.58 → Mate in 14) Checkmate is now unavoidable. Best move was Rbe1. } (24. Rbe1 Bc6) 24... Qa2 25. Rxc5+?! { (-28.26 → Mate in 13) Checkmate is now unavoidable. Best move was Kf1. } (25. Kf1) 25... Bc6 26. Re1 b6?! { (Mate in 12 → -13.57) Lost forced checkmate sequence. Best move was Qd2. } (26... Qd2 27. Rxc6+ bxc6 28. Ba6+ Kc7 29. Rf1 Qa2 30. Kg2 Qxa6 31. f4 Qe2+ 32. Rf2 Qe4+ 33. Kg1) 27. Rc3 Qd5 28. Ba6+?! { (-21.57 → Mate in 9) Checkmate is now unavoidable. Best move was Rxc6+. } (28. Rxc6+ Qxc6) 28... Kb8 29. f3 Rxf3 30. Bc4 Qd4+ 31. Rce3 Rxe3 32. Rc1 Re2+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Re1#. } (32... Re1#) 33. Kf1 Qf2# { Black wins by checkmate. } 0-1