lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/IHLn8EwS"] [Date "2021.02.17"] [Round "-"] [White "roscaalexandru"] [Black "CorobanMirela"] [Result "0-1"] [UTCDate "2021.02.17"] [UTCTime "17:36:46"] [WhiteElo "1021"] [BlackElo "1212"] [WhiteRatingDiff "-22"] [BlackRatingDiff "+7"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C00"] [Opening "French Defense: Knight Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. Nf3 e6 2. e4 { C00 French Defense: Knight Variation } d5 3. Nd4? { (0.43 → -1.72) Mistake. Best move was exd5. } (3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O O-O 7. Re1 Re8) 3... Na6? { (-1.72 → 0.57) Mistake. Best move was dxe4. } (3... dxe4 4. Nb3 Nf6 5. Nc3 b6 6. d3 Bb7 7. Bg5 exd3 8. Bxd3 Nbd7 9. O-O Be7 10. Qe2) 4. Nb5? { (0.57 → -1.74) Mistake. Best move was exd5. } (4. exd5 exd5) 4... Qh4? { (-1.74 → 0.35) Mistake. Best move was dxe4. } (4... dxe4) 5. exd5? { (0.35 → -0.84) Mistake. Best move was d3. } (5. d3) 5... c6? { (-0.84 → 1.76) Mistake. Best move was exd5. } (5... exd5 6. c3) 6. dxc6 bxc6 7. Nc7+?? { (1.62 → -3.66) Blunder. Best move was Qf3. } (7. Qf3 Bb7) 7... Kd7?? { (-3.66 → 6.41) Blunder. Best move was Nxc7. } (7... Nxc7 8. d3 Bc5 9. Qf3 Nd5 10. Qg3 Qxg3 11. hxg3 Ngf6 12. Rh4 e5 13. Rc4 Bb6 14. Be2) 8. Nxa6 Bxa6? { (5.23 → 6.85) Mistake. Best move was Qe4+. } (8... Qe4+ 9. Qe2) 9. g3?? { (6.85 → -15.75) Blunder. Best move was Bxa6. } (9. Bxa6 Qe4+ 10. Be2 Qxg2 11. Bf3 Qh3 12. d4 Bd6 13. Nd2 Ne7 14. Nc4 Qf5 15. Qe2 Nd5) 9... Qf6?? { (-15.75 → 6.75) Blunder. Best move was Qe4+. } (9... Qe4+ 10. Qe2 Bxe2 11. Nc3 Qxh1 12. Kxe2 Qxh2 13. d4 Nf6 14. Nd1 Bd6 15. Ke1 Ng4 16. c3) 10. f4?? { (6.75 → 1.20) Blunder. Best move was Bxa6. } (10. Bxa6 h5) 10... Bb7? { (1.20 → 2.46) Mistake. Best move was Qd4. } (10... Qd4 11. Qf3 Bxf1 12. Rxf1 Re8 13. d3 Nf6 14. Nd2 e5 15. fxe5 Qxe5+ 16. Kd1 Bc5 17. Nc4) 11. g4?? { (2.46 → -8.64) Blunder. Best move was c3. } (11. c3) 11... g5?? { (-8.64 → 0.13) Blunder. Best move was Qh4+. } (11... Qh4+) 12. fxg5 Qxg5 13. Ke2?? { (0.09 → -17.30) Blunder. Best move was h4. } (13. h4 Qe5+ 14. Qe2 Qg3+ 15. Qf2 Qxf2+ 16. Kxf2 Nf6 17. Be2 Rg8 18. g5 Ne4+ 19. Kg2 h6) 13... Qxg4+ 14. Ke3 Qxd1 15. d3?! { (-19.30 → Mate in 6) Checkmate is now unavoidable. Best move was Bg2. } (15. Bg2 Bc5+) 15... Qxc1+?! { (Mate in 6 → -29.95) Lost forced checkmate sequence. Best move was Bc5+. } (15... Bc5+ 16. d4 Bxd4+ 17. Kf4 Nf6 18. Rg1 Qh5 19. Be2 Qe5+ 20. Kf3 c5#) 16. Ke2 Qxb2 17. Kd2?! { (-28.48 → Mate in 10) Checkmate is now unavoidable. Best move was Nd2. } (17. Nd2 Qe5+) 17... Qxa1?! { (Mate in 10 → -35.49) Lost forced checkmate sequence. Best move was Bh6+. } (17... Bh6+ 18. Ke2 Qxc2+ 19. Ke1 Qc1+ 20. Ke2 Qe3+ 21. Kd1 c5 22. Bg2 Qxd3+ 23. Ke1 Qe3+ 24. Kd1) 18. Kc1?! { (-35.49 → Mate in 7) Checkmate is now unavoidable. Best move was Bg2. } (18. Bg2 Bh6+) 18... Qxa2 19. Bg2 Qa4?! { (Mate in 7 → -32.69) Lost forced checkmate sequence. Best move was Bh6+. } (19... Bh6+ 20. Kd1 Qxb1+ 21. Ke2 Qxc2+ 22. Ke1 Qd2+ 23. Kf1 Qxd3+ 24. Kf2 Qe3+ 25. Kf1 Ba6#) 20. Kb2?! { (-32.69 → Mate in 8) Checkmate is now unavoidable. Best move was Rf1. } (20. Rf1 Qa1) 20... Ba6 21. Kc3 Bxd3?! { (Mate in 1 → -37.54) Lost forced checkmate sequence. Best move was Qb4#. } (21... Qb4#) 22. Kxd3 Qa1 23. Rc1 Qb2 24. Rd1 Qb5+ 25. Kc3+ Qd5 26. Rxd5+ cxd5 27. Nd2 Rc8+ 28. Kd4 Rxc2 29. Nb3?! { (-21.79 → Mate in 10) Checkmate is now unavoidable. Best move was Kd3. } (29. Kd3 Ra2 30. Bf1 Bd6 31. Nb3 Ne7 32. Nc1 Ra1 33. Ke3 Rxc1 34. Bb5+ Kc7 35. Kf3 Nf5) 29... Rxg2 30. Ke3 Rxh2 31. Kf3 Rh3+ 32. Kg2 Rxb3 33. Kf2 h5?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Nf6. } (33... Nf6 34. Ke2 Bh6 35. Ke1 Rc8 36. Kf1 Rb2 37. Kg1 Rc1#) 34. Ke2 Rh6 35. Kd2 Rf6?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Rg6. } (35... Rg6 36. Kc2 Rh3 37. Kd1 Rg2 38. Ke1 Rh1#) 36. Kc2 Rh3 37. Kb2 Rf2+ 38. Kc1 Rh1# { Black wins by checkmate. } 0-1