lichess dev

[Event "Tartakower Arena"] [Site "http://chess-academy.net/YXSho9XN"] [Date "2021.02.01"] [Round "-"] [White "Alexandru16"] [Black "Artiom2012"] [Result "0-1"] [UTCDate "2021.02.01"] [UTCTime "18:01:18"] [WhiteElo "997"] [BlackElo "1233"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+11"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D00"] [Opening "Blackmar-Diemer Gambit: Gedult Gambit"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 d5 2. e4? { (0.53 → -0.55) Mistake. Best move was c4. } (2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. e3 O-O 6. Be2 Nbd7) 2... dxe4 3. f3? { (-0.05 → -1.13) Mistake. Best move was Nc3. } { D00 Blackmar-Diemer Gambit: Gedult Gambit } (3. Nc3 Nf6 4. f3 exf3 5. Nxf3 e6 6. Bd3 Be7 7. Ne4 Nbd7) 3... exf3?! { (-1.13 → -0.16) Inaccuracy. Best move was e5. } (3... e5 4. dxe5) 4. gxf3? { (-0.16 → -2.70) Mistake. Best move was Nxf3. } (4. Nxf3 Nf6 5. Bd3 c5 6. dxc5 e6 7. Nc3 Bxc5 8. Qe2 Be7 9. Bf4 Qa5 10. O-O-O O-O) 4... h5? { (-2.70 → -0.78) Mistake. Best move was e5. } (4... e5) 5. h4? { (-0.78 → -2.01) Mistake. Best move was Nc3. } (5. Nc3) 5... Nc6?! { (-2.01 → -1.50) Inaccuracy. Best move was e5. } (5... e5 6. dxe5 Qxd1+ 7. Kxd1 Nc6 8. Nc3 Bd7 9. Bf4 O-O-O 10. Kd2 Be6+ 11. Bd3 Nge7 12. Kc1) 6. d5 Nb8? { (-1.79 → -0.76) Mistake. Best move was Nb4. } (6... Nb4 7. c4) 7. f4? { (-0.76 → -2.59) Mistake. Best move was Bg5. } (7. Bg5) 7... Rh6? { (-2.59 → -1.12) Mistake. Best move was Bg4. } (7... Bg4 8. Ne2) 8. c3? { (-1.12 → -3.12) Mistake. Best move was c4. } (8. c4) 8... e6? { (-3.12 → -1.93) Mistake. Best move was Bg4. } (8... Bg4 9. Be2) 9. c4? { (-1.93 → -3.46) Mistake. Best move was f5. } (9. f5 Qxd5) 9... exd5 10. cxd5?! { (-3.34 → -3.84) Inaccuracy. Best move was f5. } (10. f5) 10... Rg6? { (-3.84 → -2.24) Mistake. Best move was Bc5. } (10... Bc5 11. Nc3) 11. b4?? { (-2.24 → -7.96) Blunder. Best move was Nf3. } (11. Nf3) 11... Bg4?? { (-7.96 → -4.61) Blunder. Best move was Bxb4+. } (11... Bxb4+ 12. Bd2 Qxd5 13. Nf3 Nc6 14. Be2 Qc5 15. Kf1 Bf5 16. Qc1 Qe7 17. Bxb4 Nxb4 18. Ne5) 12. f5?? { (-4.61 → -12.34) Blunder. Best move was Qd2. } (12. Qd2 Nf6) 12... Rf6?? { (-12.34 → -5.80) Blunder. Best move was Bxb4+. } (12... Bxb4+ 13. Nd2) 13. a4?? { (-5.80 → -17.38) Blunder. Best move was Qd4. } (13. Qd4 Nc6) 13... Bxd1 14. Kxd1 Rxf5 15. Bh6 gxh6 16. d6 cxd6 17. Bb5+ Nd7 18. Nf3 Rxf3 19. Rh3 Rxh3 20. Ra3 Rxh4 21. Ba6 bxa6 22. a5?! { (-34.50 → Mate in 6) Checkmate is now unavoidable. Best move was Nd2. } (22. Nd2 Rxb4) 22... Rd4+ 23. Kc2 h4 24. Kc3 Re4 25. Kb3 h3 26. Ka4 h2?! { (Mate in 1 → Mate in 6) Not the best checkmate sequence. Best move was Nc5#. } (26... Nc5#) 27. Re3 Rxe3 28. b5 axb5+?! { (Mate in 1 → Mate in 3) Not the best checkmate sequence. Best move was Qh4#. } (28... Qh4#) 29. Kxb5 h1=Q?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was a6+. } (29... a6+ 30. Kc4 Qh4+ 31. Kd5 h1=Q#) 30. a6 Rb3+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Qb6+. } (30... Qb6+ 31. Kc4 d5#) 31. Kc4 Qh3?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Qb6. } (31... Qb6 32. Nc3 Ne5#) 32. Nc3 Rb6?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Qxc3+. } (32... Qxc3+ 33. Kd5 Ngf6#) 33. Kd5 Qh5+?! { (Mate in 1 → Mate in 3) Not the best checkmate sequence. Best move was Qd3#. } (33... Qd3#) 34. Kc4 Qhh4+?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Qc7+. } (34... Qc7+ 35. Kd4 Qe5+ 36. Kd3 Qcxc3#) 35. Kd5 Ndf6# { Black wins by checkmate. } 0-1