lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/7AC9BevT"] [Date "2021.02.25"] [Round "-"] [White "Daria_Cirstea"] [Black "LucaP"] [Result "0-1"] [UTCDate "2021.02.25"] [UTCTime "17:45:10"] [WhiteElo "1371"] [BlackElo "1286"] [WhiteRatingDiff "-15"] [BlackRatingDiff "+26"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e3 { A00 Van't Kruijs Opening } e5 2. Bc4? { (0.41 → -0.61) Mistake. Best move was d4. } (2. d4 exd4 3. exd4 d5 4. Nf3 Nf6 5. Bd3 Bd6 6. Qe2+ Be6) 2... c6 3. Qf3? { (-0.18 → -2.15) Mistake. Best move was Bb3. } (3. Bb3) 3... d5 4. Bb3 a5 5. Qe2? { (-1.80 → -4.73) Mistake. Best move was c4. } (5. c4 a4 6. Bc2 dxc4 7. Nc3 Na6 8. Qg3 Nb4 9. Qxe5+ Be6 10. Bb1 Ra5 11. Qf4 g5) 5... b5?? { (-4.73 → -0.87) Blunder. Best move was a4. } (5... a4 6. Bxd5) 6. c4? { (-0.87 → -3.70) Mistake. Best move was a4. } (6. a4) 6... bxc4 7. Ba4 f5? { (-3.80 → -2.76) Mistake. Best move was Bd6. } (7... Bd6 8. b3) 8. Nc3 Bb7? { (-3.19 → -1.47) Mistake. Best move was Nf6. } (8... Nf6 9. Qd1) 9. Qh5+?! { (-1.47 → -2.45) Inaccuracy. Best move was Qf3. } (9. Qf3) 9... Ke7?? { (-2.45 → 1.79) Blunder. Best move was g6. } (9... g6 10. Qh3) 10. Qg5+? { (1.79 → -0.13) Mistake. Best move was Qxf5. } (10. Qxf5 Qd6) 10... Nf6?! { (-0.13 → 0.75) Inaccuracy. Best move was Ke8. } (10... Ke8 11. Qxf5 Qf6 12. Qh3 Kd8 13. b3 cxb3 14. axb3 Bd6 15. Nf3 Ne7 16. Bb2 Bc8 17. Qh5) 11. Nf3? { (0.75 → -0.49) Mistake. Best move was Qxf5. } (11. Qxf5 Nbd7) 11... c5? { (-0.49 → 2.25) Mistake. Best move was e4. } (11... e4 12. Ne5) 12. e4? { (2.25 → 0.80) Mistake. Best move was Qxf5. } (12. Qxf5) 12... dxe4? { (0.80 → 2.10) Mistake. Best move was Nd7. } (12... Nd7) 13. Nd5+?? { (2.10 → -8.83) Blunder. Best move was Nxe5. } (13. Nxe5 g6) 13... Bxd5? { (-8.83 → -7.19) Mistake. Best move was Qxd5. } (13... Qxd5 14. Nh4 g6 15. b3 cxb3 16. Bxb3 c4 17. Ba4 Kf7 18. Rb1 Bb4 19. O-O Nc6 20. a3) 14. Nxe5 e3?? { (-7.79 → -1.54) Blunder. Best move was Ke6. } (14... Ke6) 15. Bc6?? { (-1.54 → -11.41) Blunder. Best move was O-O. } (15. O-O Qd6) 15... Ra6?? { (-11.41 → -5.26) Blunder. Best move was exf2+. } (15... exf2+) 16. Bxd5?? { (-5.26 → -9.08) Blunder. Best move was Qxe3. } (16. Qxe3 Ne4 17. Bb5 Re6 18. f4 g5 19. d3 cxd3 20. O-O Bg7 21. Qxd3 Nc6 22. Bxc6 Bxc6) 16... Qxd5 17. Qxe3? { (-7.27 → -9.16) Mistake. Best move was f4. } (17. f4 Rd6) 17... Qxg2? { (-9.16 → -6.79) Mistake. Best move was Re6. } (17... Re6) 18. Nxc4+?? { (-6.79 → -15.43) Blunder. Best move was Qf3. } (18. Qf3 Qxf3) 18... Ne4 19. Rf1 Re6 20. f3 g5? { (-12.03 → -8.39) Mistake. Best move was f4. } (20... f4 21. Qe2 Ng3 22. Qxe6+ Kxe6 23. hxg3 Nc6 24. Rf2 Qg1+ 25. Rf1 Qd4 26. Ne3 fxe3 27. dxe3) 21. fxe4 fxe4?? { (-8.44 → 10.89) Blunder. Best move was Rxe4. } (21... Rxe4 22. d3 Rxe3+ 23. Bxe3 f4 24. Bxc5+ Kf7 25. Bxf8 Nc6 26. O-O-O Kxf8 27. Rg1 Qf2 28. Kb1) 22. Nb6?? { (10.89 → -0.34) Blunder. Best move was Qxc5+. } (22. Qxc5+ Kd8 23. Qd5+ Nd7 24. Qxe6 Qxh2 25. Nb6 Qh4+ 26. Kd1 Qh5+ 27. Kc2 Qe8 28. Qd5 Be7) 22... Bh6?? { (-0.34 → Mate in 6) Checkmate is now unavoidable. Best move was Nd7. } (22... Nd7 23. Nxd7) 23. Qb3?? { (Mate in 6 → -1.81) Lost forced checkmate sequence. Best move was Qxc5+. } (23. Qxc5+ Rd6 24. Nd5+ Kd7 25. Qc7+ Ke6 26. Rf6+ Kxd5 27. Rf5+ Ke6 28. Qf7#) 23... Rf8? { (-1.81 → 0.29) Mistake. Best move was Qxh2. } (23... Qxh2) 24. Qa4?? { (0.29 → Mate in 1) Checkmate is now unavoidable. Best move was Nd5+. } (24. Nd5+ Kd6 25. Rxf8 Bxf8 26. Qxb8+ Kxd5 27. Qxf8 Rh6 28. b3 Rxh2 29. Qd8+ Ke6 30. Kd1 Qg1+) 24... Qxf1# { Black wins by checkmate. } 0-1