lichess dev

[Event "Black12 Arena"] [Site "http://chess-academy.net/G6Fx53s0"] [Date "2025.01.14"] [Round "-"] [White "matfei_2016"] [Black "Bogdan_2013"] [Result "0-1"] [UTCDate "2025.01.14"] [UTCTime "17:04:20"] [WhiteElo "1467"] [BlackElo "1337"] [WhiteRatingDiff "-131"] [BlackRatingDiff "+176"] [Variant "Standard"] [TimeControl "120+0"] [ECO "A03"] [Opening "Bird Opening: Dutch Variation"] [Termination "Time forfeit"] [Annotator "chess-academy.net"] 1. f4?! { (0.15 → -0.38) Inaccuracy. Best move was e4. } (1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6) 1... d5 { A03 Bird Opening: Dutch Variation } 2. e3 e6?! { (-0.44 → 0.29) Inaccuracy. Best move was Nf6. } (2... Nf6) 3. d3?! { (0.29 → -0.52) Inaccuracy. Best move was b3. } (3. b3 Nf6 4. Nf3 c5 5. Bb2 Bd6 6. Bb5+ Bd7 7. Bd3 O-O 8. O-O Nc6 9. Na3 a6) 3... Bb4+?! { (-0.52 → 0.10) Inaccuracy. Best move was Nf6. } (3... Nf6 4. Nf3) 4. Ke2? { (0.10 → -1.43) Mistake. Best move was c3. } (4. c3 Be7) 4... Nc6 5. e4? { (-0.95 → -3.28) Mistake. Best move was Nf3. } (5. Nf3 Bd6 6. d4 Nf6 7. Ne5 O-O 8. Nd2 Ne7 9. c3 b6 10. Kf2 c5 11. Bd3 Bb7) 5... dxe4? { (-3.28 → -2.01) Mistake. Best move was e5. } (5... e5 6. c3 Bc5 7. Nf3 dxe4 8. dxe4 Qe7 9. Ke1 Nf6 10. Qe2 exf4 11. Bxf4 Bg4 12. b4) 6. dxe4 Nd4+? { (-3.27 → -2.09) Mistake. Best move was Qe7. } (6... Qe7 7. c3) 7. Ke3? { (-2.09 → -4.95) Mistake. Best move was Kf2. } (7. Kf2) 7... Nf6? { (-4.95 → -2.08) Mistake. Best move was Bc5. } (7... Bc5 8. Bd3 Nxc2+ 9. Ke2 Nxa1 10. Nf3 f5 11. Nc3 Bd7 12. Bd2 Nf6 13. Qxa1 Bc6 14. Qb1) 8. e5?? { (-2.08 → -7.26) Blunder. Best move was Qxd4. } (8. Qxd4 Ng4+) 8... Ng4+? { (-7.26 → -5.45) Mistake. Best move was Nf5+. } (8... Nf5+) 9. Ke4?? { (-5.45 → Mate in 4) Checkmate is now unavoidable. Best move was Qxg4. } (9. Qxg4 Nxc2+) 9... Nf2+?! { (Mate in 4 → Mate in 10) Not the best checkmate sequence. Best move was Qd5+. } (9... Qd5+ 10. Kd3 Nb5+ 11. Ke2 Qe4+ 12. Be3 Qxe3#) 10. Ke3 Nxd1+ 11. Kd3 Nf5+?! { (Mate in 9 → -23.13) Lost forced checkmate sequence. Best move was Nb3+. } (11... Nb3+ 12. Ke2 Nxc1+ 13. Kf3 Qd4 14. Bb5+ Kf8 15. Nh3 Qe3+ 16. Kg4 h5+ 17. Kh4 Be7+ 18. Ng5) 12. Ke2 Nd4+ 13. Kxd1 Nb5+? { (-13.98 → -8.73) Mistake. Best move was Nb3+. } (13... Nb3+ 14. Bd3 Nxa1 15. Nf3 Qd5 16. a3 Qa2 17. axb4 Qxb1 18. Nd2 Qa2 19. Ne4 Qd5 20. Ke2) 14. Ke2? { (-8.73 → -13.79) Mistake. Best move was Bd2. } (14. Bd2) 14... Nd4+ 15. Kf2 Nxc2 16. a3 Nxa1 17. axb4 Qd4+ 18. Be3 Qxb4 19. Nd2 O-O 20. Bc4 Qxb2 { Black wins on time. } 0-1