lichess dev

[Event "Vasiukov Arena"] [Site "http://chess-academy.net/Wvdh7cnP"] [Date "2021.01.08"] [Round "-"] [White "Matei22995"] [Black "costelconstanti"] [Result "0-1"] [UTCDate "2021.01.08"] [UTCTime "17:50:20"] [WhiteElo "1290"] [BlackElo "1703"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+23"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C23"] [Opening "Bishop's Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Bc4 { C23 Bishop's Opening } Qh4? { (-0.16 → 1.40) Mistake. Best move was Nf6. } (2... Nf6 3. Nc3 Bc5 4. Nf3 d6 5. d3 c6 6. O-O O-O 7. a4) 3. Nh3?? { (1.40 → -4.75) Blunder. Best move was Qe2. } (3. Qe2) 3... Qxe4+ 4. Be2?? { (-4.16 → -7.92) Blunder. Best move was Qe2. } (4. Qe2 Qxg2 5. Qf1 Qe4+ 6. Be2 d5 7. Rg1 Qf5 8. Rg3 Nc6 9. Nc3 Nf6 10. f4 d4) 4... Qxg2 5. Bf3?! { (-7.33 → -7.92) Inaccuracy. Best move was Rf1. } (5. Rf1 Qxh3 6. d4 Nc6 7. d5 Nd4 8. Be3 Nf5 9. Qd3 Nxe3 10. Qxe3 Qxe3 11. fxe3 Bc5) 5... Qxh3 6. Bd5?! { (-7.58 → -8.42) Inaccuracy. Best move was d3. } (6. d3 Nc6 7. Nd2 Nf6 8. Bxc6 dxc6 9. Qf3 Nd5 10. Qxh3 Bxh3 11. Rg1 O-O-O 12. Nc4 f6) 6... Bc5?! { (-8.42 → -7.67) Inaccuracy. Best move was Nf6. } (6... Nf6) 7. Bc4? { (-7.67 → -9.35) Mistake. Best move was Qf3. } (7. Qf3 Qxf3) 7... Qh4 8. Qe2 Nc6 9. Rf1?! { (-9.01 → -9.84) Inaccuracy. Best move was d3. } (9. d3) 9... Nb4? { (-9.84 → -7.45) Mistake. Best move was Nf6. } (9... Nf6 10. Kd1 d6 11. Bb5 Bh3 12. f3 O-O 13. Bxc6 bxc6 14. Nc3 Bxf1 15. Qxf1 Qxh2 16. d3) 10. c3? { (-7.45 → -10.16) Mistake. Best move was Qxe5+. } (10. Qxe5+ Kd8) 10... Nc2+ 11. Kd1 Nxa1 12. Na3 d6 13. Bb5+ c6 14. Ba4 Bg4 15. Qxg4 Qxg4+ 16. Ke1 Bxa3 17. bxa3?! { (-28.20 → Mate in 5) Checkmate is now unavoidable. Best move was f4. } (17. f4 Qg2 18. Bd1 Qe4+ 19. Kf2 Qxf4+ 20. Kg2 Qe4+ 21. Bf3 Qg6+ 22. Kh1 Bc5 23. Bg2 Qd3) 17... Qxa4?! { (Mate in 5 → -31.17) Lost forced checkmate sequence. Best move was Qe4+. } (17... Qe4+ 18. Kd1 Qxa4+ 19. Ke1 Qe4+ 20. Kd1 Qf3+ 21. Ke1 Nc2#) 18. d3 Qc2 19. Be3?! { (-32.86 → Mate in 8) Checkmate is now unavoidable. Best move was Bg5. } (19. Bg5 f6 20. Bh4 Qxc3+ 21. Ke2 Nc2 22. Kf3 Qxd3+ 23. Kg2 Qd5+ 24. Kg1 Nd4 25. f3 Nxf3+) 19... Qxd3 20. Bd2 Nc2+ 21. Kd1 Qxf1+?! { (Mate in 6 → -37.31) Lost forced checkmate sequence. Best move was Nf6. } (21... Nf6 22. Kc1 Ne4 23. Rd1 Na1 24. Kb2 Qc2+ 25. Kxa1 Nxd2 26. Rxd2 Qc1#) 22. Be1?! { (-37.31 → Mate in 6) Checkmate is now unavoidable. Best move was Kxc2. } (22. Kxc2 Qxf2) 22... Nxe1 23. Kd2 Nf3+?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Qxf2+. } (23... Qxf2+ 24. Kd1 e4 25. h4 e3 26. Kc1 Qc2#) 24. Ke3 Qh3?! { (Mate in 3 → Mate in 6) Not the best checkmate sequence. Best move was Qd1. } (24... Qd1 25. a4 Ng1 26. Ke4 Qf3#) 25. Ke2 Ng1+?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Ng5. } (25... Ng5 26. a4 Qf3+ 27. Kf1 Ne4 28. Kg1 Qxf2+ 29. Kh1 Qf1#) 26. Ke1 Qxc3+?! { (Mate in 2 → Mate in 5) Not the best checkmate sequence. Best move was Qd3. } (26... Qd3 27. f4 Qe2#) 27. Kf1 Qc1+?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Qf3. } (27... Qf3 28. Kxg1 Nf6 29. h3 Ne4 30. a4 Qxf2+ 31. Kh1 Ng3#) 28. Kg2 Nf6 29. Kg3 Qg5# { Black wins by checkmate. } 0-1