lichess dev

[Event "Masteclass Arena"] [Site "http://chess-academy.net/7VIfNXgK"] [Date "2021.11.23"] [Round "-"] [White "andreicrisan"] [Black "Mariaj"] [Result "1-0"] [UTCDate "2021.11.23"] [UTCTime "15:38:17"] [WhiteElo "1278"] [BlackElo "1644"] [WhiteRatingDiff "+191"] [BlackRatingDiff "-62"] [Variant "Standard"] [TimeControl "420+0"] [ECO "A02"] [Opening "Bird Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. f4?! { (0.15 → -0.38) Inaccuracy. Best move was e4. } { A02 Bird Opening } (1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6) 1... Nc6?! { (-0.38 → 0.36) Inaccuracy. Best move was d5. } (1... d5 2. Nf3 Bf5 3. e3 e6 4. Be2 Nf6 5. Nh4 Be7 6. O-O) 2. f5? { (0.36 → -2.14) Mistake. Best move was Nf3. } (2. Nf3 d5 3. e3 Bf5 4. Bb5 e6 5. d4 Ne7 6. O-O a6 7. Be2 h5 8. c4 h4) 2... d5 3. Nh3? { (-1.98 → -3.12) Mistake. Best move was Nf3. } (3. Nf3 Bxf5) 3... h6?! { (-3.12 → -2.28) Inaccuracy. Best move was Bxf5. } (3... Bxf5) 4. Nf4? { (-2.28 → -3.58) Mistake. Best move was e3. } (4. e3) 4... f6?? { (-3.58 → 4.14) Blunder. Best move was Bxf5. } (4... Bxf5) 5. Nh5?? { (4.14 → -2.40) Blunder. Best move was e4. } (5. e4 h5) 5... Nd4? { (-2.40 → 0.41) Mistake. Best move was Bxf5. } (5... Bxf5 6. e4) 6. Ng3? { (0.41 → -2.09) Mistake. Best move was g4. } (6. g4) 6... Bd7?? { (-2.09 → 2.73) Blunder. Best move was h5. } (6... h5 7. e3) 7. Ne4?? { (2.73 → -3.69) Blunder. Best move was e3. } (7. e3 h5) 7... c5? { (-3.69 → -0.76) Mistake. Best move was dxe4. } (7... dxe4) 8. Nd6+?? { (-0.76 → -5.33) Blunder. Best move was e3. } (8. e3 Bxf5) 8... exd6 9. g4? { (-4.97 → -7.16) Mistake. Best move was e3. } (9. e3 Qe7) 9... Rc8? { (-7.16 → -5.53) Mistake. Best move was h5. } (9... h5 10. c3 Nc6 11. gxh5 Bxf5 12. d3 Qd7 13. Rg1 Bg4 14. Rg3 Nge7 15. Nd2 d4 16. Nf3) 10. Bg2?! { (-5.53 → -6.05) Inaccuracy. Best move was e3. } (10. e3 Nc6) 10... g6? { (-6.05 → -4.19) Mistake. Best move was h5. } (10... h5) 11. Bxd5? { (-4.19 → -6.13) Mistake. Best move was Nc3. } (11. Nc3 h5) 11... gxf5? { (-6.13 → -4.12) Mistake. Best move was h5. } (11... h5) 12. Be6?? { (-4.12 → -9.60) Blunder. Best move was e3. } (12. e3 Qe7) 12... fxg4? { (-9.60 → -6.98) Mistake. Best move was Nxe6. } (12... Nxe6 13. gxf5 Nd4 14. c3 Nxf5 15. Rf1 Ng7 16. Qb3 b6 17. d3 f5 18. Qa3 Ra8 19. Rf2) 13. Bxd7+ Kxd7? { (-7.29 → -6.13) Mistake. Best move was Qxd7. } (13... Qxd7 14. c3) 14. Rf1?? { (-6.13 → -11.91) Blunder. Best move was c3. } (14. c3) 14... b5?? { (-11.91 → -6.25) Blunder. Best move was f5. } (14... f5 15. d3 Qh4+ 16. Kd2 Re8 17. Nc3 Qxh2 18. Qe1 g3 19. Kd1 g2 20. Bf4 gxf1=R 21. Qxf1) 15. Rf5?? { (-6.25 → -12.26) Blunder. Best move was c3. } (15. c3 Ne6) 15... a5?? { (-12.26 → -6.91) Blunder. Best move was Nxf5. } (15... Nxf5) 16. Rxf6?? { (-6.91 → -23.99) Blunder. Best move was Rf2. } (16. Rf2 f5) 16... Nxf6 17. h4?! { (-14.61 → Mate in 4) Checkmate is now unavoidable. Best move was Nc3. } (17. Nc3 b4 18. Kf1 bxc3 19. dxc3 Ne6 20. Kg2 Rg8 21. Qd3 h5 22. Be3 h4 23. Rf1 Rc7) 17... Rc6?! { (Mate in 4 → -17.14) Lost forced checkmate sequence. Best move was Ne4. } (17... Ne4 18. Kf1 Qf6+ 19. Kg2 Qf2+ 20. Kh1 Ng3#) 18. h5?! { (-17.14 → Mate in 4) Checkmate is now unavoidable. Best move was d3. } (18. d3 Nd5) 18... Nxh5?! { (Mate in 4 → -21.27) Lost forced checkmate sequence. Best move was Ne4. } (18... Ne4 19. Kf1 Qh4 20. Kg1 Qf2+ 21. Kh1 Ng3#) 19. c3?! { (-21.27 → Mate in 4) Checkmate is now unavoidable. Best move was d3. } (19. d3) 19... Bg7?! { (Mate in 4 → -24.31) Lost forced checkmate sequence. Best move was Qh4+. } (19... Qh4+ 20. Kf1 g3 21. Kg2 Qh2+ 22. Kf1 Qf2#) 20. cxd4?! { (-24.31 → Mate in 4) Checkmate is now unavoidable. Best move was d3. } (20. d3 Qh4+) 20... d5?! { (Mate in 4 → -17.90) Lost forced checkmate sequence. Best move was Qh4+. } (20... Qh4+ 21. Kf1 Rf8+ 22. Kg1 Qf2+ 23. Kh1 Ng3#) 21. dxc5?! { (-17.90 → Mate in 4) Checkmate is now unavoidable. Best move was d3. } (21. d3 cxd4) 21... Rxc5?! { (Mate in 4 → -17.76) Lost forced checkmate sequence. Best move was Qh4+. } (21... Qh4+ 22. Kf1 Qh1+ 23. Kf2 Rf8+ 24. Ke3 Qh3#) 22. b4?! { (-17.76 → Mate in 4) Checkmate is now unavoidable. Best move was d4. } (22. d4 Qh4+) 22... axb4?! { (Mate in 4 → -33.22) Lost forced checkmate sequence. Best move was Qh4+. } (22... Qh4+ 23. Kf1 Rf8+ 24. Kg1 Qf2+ 25. Kh1 Ng3#) 23. Ba3?! { (-33.22 → Mate in 4) Checkmate is now unavoidable. Best move was d3. } (23. d3 Qh4+) 23... Bxa1?! { (Mate in 4 → Mate in 14) Not the best checkmate sequence. Best move was Qh4+. } (23... Qh4+ 24. Kf1 Rf8+ 25. Kg1 Qf2+ 26. Kh1 Ng3#) 24. Bxb4 Rf8?! { (Mate in 4 → Mate in 10) Not the best checkmate sequence. Best move was Qh4+. } (24... Qh4+ 25. Kf1 Qh1+ 26. Kf2 g3+ 27. Ke3 Qe4#) 25. Bxc5 Rf7?! { (Mate in 2 → -11.00) Lost forced checkmate sequence. Best move was Qh4+. } (25... Qh4+ 26. Bf2 Qxf2#) 26. Na3?! { (-11.00 → Mate in 2) Checkmate is now unavoidable. Best move was Qb3. } (26. Qb3 Qh4+) 26... Rf6? { (Mate in 2 → -8.67) Lost forced checkmate sequence. Best move was Qh4+. } (26... Qh4+ 27. Bf2 Qxf2#) 27. Qxa1 Nf4?? { (-8.43 → -4.68) Blunder. Best move was Ng3. } (27... Ng3 28. Bf2 Ne4 29. Qd4 Nxf2 30. Nxb5 Ke7 31. Qe5+ Kf7 32. Nd6+ Qxd6 33. Qxd6 Rxd6 34. Kxf2) 28. Qxf6?? { (-4.68 → -25.67) Blunder. Best move was Kd1. } (28. Kd1) 28... Ng2+ 29. Kf2 Nh4?? { (-13.37 → 9.81) Blunder. Best move was Qxf6+. } (29... Qxf6+) 30. Qxh4?? { (9.81 → -12.14) Blunder. Best move was Qf7+. } (30. Qf7+ Kc6 31. d4 Nf3 32. Qe6+ Kb7 33. exf3 Qh4+ 34. Ke2 gxf3+ 35. Kxf3 Qh1+ 36. Kf2 Qh4+) 30... Qf6+?? { (-12.14 → Mate in 6) Checkmate is now unavoidable. Best move was Qxh4+. } (30... Qxh4+) 31. Qxf6 Kc8 32. Qc6+ Kd8 33. Qd6+?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Nxb5. } (33. Nxb5 g3+ 34. Kxg3 d4 35. Qd6+ Ke8 36. Qe7#) 33... Ke8 34. Qe6+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qe7#. } (34. Qe7#) 34... Kd8 35. Qd6+?! { (Mate in 1 → Mate in 4) Not the best checkmate sequence. Best move was Bb6#. } (35. Bb6#) 35... Kc8 36. Qc6+?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Nxb5. } (36. Nxb5 g3+ 37. Kxg3 Kb7 38. Qc7+ Ka6 39. Qb6#) 36... Kb8 37. Qb6+?! { (Mate in 2 → Mate in 4) Not the best checkmate sequence. Best move was Bd6+. } (37. Bd6+ Ka7 38. Nxb5#) 37... Ka8 38. Qa6+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qa7#. } (38. Qa7#) 38... Kb8 39. Bd6# { White wins by checkmate. } 1-0