lichess dev

[Event "Teachers Arena"] [Site "http://chess-academy.net/GPHUQMCz"] [Date "2019.11.19"] [Round "-"] [White "Mariana"] [Black "N_Motriuc"] [Result "1-0"] [UTCDate "2019.11.19"] [UTCTime "19:20:10"] [WhiteElo "1559"] [BlackElo "1101"] [WhiteRatingDiff "+4"] [BlackRatingDiff "-6"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B00"] [Opening "Nimzowitsch Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 Nc6?! { (0.12 → 0.72) Inaccuracy. Best move was e6. } { B00 Nimzowitsch Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Nc3?! { (0.72 → 0.15) Inaccuracy. Best move was d4. } (2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. c3 a6 6. Be3 Nge7) 2... Nb4? { (0.15 → 1.73) Mistake. Best move was e5. } (2... e5 3. Nf3 Nf6 4. Bc4 Bc5 5. d3 O-O 6. Nd5 h6 7. O-O) 3. Bc4?! { (1.73 → 0.79) Inaccuracy. Best move was d4. } (3. d4 d6) 3... b5? { (0.79 → 2.84) Mistake. Best move was Nf6. } (3... Nf6 4. Nf3 d5 5. exd5 Nbxd5 6. Nxd5 Nxd5 7. O-O g6 8. d4 c6 9. Re1 Bg7 10. Bb3) 4. Bxb5 Rb8?! { (2.37 → 2.94) Inaccuracy. Best move was c6. } (4... c6 5. Ba4) 5. Ba4?! { (2.94 → 2.11) Inaccuracy. Best move was d4. } (5. d4 e6) 5... Ba6?! { (2.11 → 2.94) Inaccuracy. Best move was Bb7. } (5... Bb7 6. d4 Nf6 7. Qe2 Ba6 8. Qe3 e6 9. a3 Nc6 10. Nge2 Ne7 11. O-O c6 12. Rd1) 6. a3?! { (2.94 → 2.36) Inaccuracy. Best move was Nf3. } (6. Nf3 e6) 6... c5?? { (2.36 → 5.88) Blunder. Best move was Nc6. } (6... Nc6 7. d3) 7. Nf3? { (5.88 → 3.04) Mistake. Best move was axb4. } (7. axb4 cxb4 8. Nce2 Bb7 9. d3 e6 10. Nf3 Bd6 11. Be3 Ra8 12. O-O Ne7 13. Nfd4 O-O) 7... f6?? { (3.04 → 7.92) Blunder. Best move was Nc6. } (7... Nc6) 8. Nd5?? { (7.92 → 1.05) Blunder. Best move was axb4. } (8. axb4 cxb4) 8... e6?? { (1.05 → 4.27) Blunder. Best move was Nxd5. } (8... Nxd5 9. exd5) 9. Nxb4? { (4.27 → 3.07) Mistake. Best move was axb4. } (9. axb4 exd5 10. d3 Rxb4 11. Bd2 Rb6 12. Ba5 Bd6 13. Bxb6 Qxb6 14. exd5 Ne7 15. Nd2 Be5) 9... cxb4 10. d3? { (3.51 → 1.40) Mistake. Best move was axb4. } (10. axb4) 10... Bc5? { (1.40 → 3.55) Mistake. Best move was bxa3. } (10... bxa3 11. b3) 11. Be3? { (3.55 → 1.17) Mistake. Best move was axb4. } (11. axb4) 11... Bxe3? { (1.17 → 2.44) Mistake. Best move was bxa3. } (11... bxa3) 12. fxe3 Qc8? { (2.03 → 3.86) Mistake. Best move was b3. } (12... b3 13. Bxb3 Nh6 14. O-O O-O 15. Nd4 Nf7 16. Qh5 Qc7 17. Rf2 h6 18. Qg4 Ne5 19. Qg3) 13. axb4?! { (3.86 → 3.31) Inaccuracy. Best move was Nd4. } (13. Nd4 Rb6 14. Qg4 Kf8 15. O-O Nh6 16. Qg3 bxa3 17. Rxa3 Nf7 18. Rc3 Qd8 19. e5 f5) 13... Qb7? { (3.31 → 4.76) Mistake. Best move was Rxb4. } (13... Rxb4 14. Nd4) 14. c3?! { (4.76 → 4.12) Inaccuracy. Best move was O-O. } (14. O-O) 14... Nh6? { (4.12 → 5.70) Mistake. Best move was Qb6. } (14... Qb6 15. O-O) 15. Nd4 Ng4?? { (5.05 → 10.43) Blunder. Best move was Qb6. } (15... Qb6 16. Qh5+) 16. Qxg4 g5?! { (10.08 → Mate in 9) Checkmate is now unavoidable. Best move was O-O. } (16... O-O 17. b5) 17. Qh5+?! { (Mate in 9 → 12.34) Lost forced checkmate sequence. Best move was Qxe6+. } (17. Qxe6+ Kd8 18. Qxf6+ Kc7 19. Qe5+ Kd8 20. Qxh8+ Ke7 21. Nf5+ Ke6 22. Qg7 Re8 23. Bxd7+ Qxd7) 17... Ke7 18. O-O Bxd3 19. Rfe1? { (12.37 → 8.34) Mistake. Best move was Qh6. } (19. Qh6 Rhf8) 19... Bxe4 20. b5? { (8.65 → 6.67) Mistake. Best move was Rad1. } (20. Rad1) 20... h6? { (6.67 → 7.77) Mistake. Best move was Rhf8. } (20... Rhf8) 21. Ne2? { (7.77 → 5.27) Mistake. Best move was Bb3. } (21. Bb3) 21... a5? { (5.27 → 6.89) Mistake. Best move was Bxg2. } (21... Bxg2) 22. Ng3?! { (6.89 → 6.05) Inaccuracy. Best move was bxa6. } (22. bxa6 Qxb2 23. Bxd7 Rbd8 24. Ba4 Rd3 25. Rad1 Qa2 26. Bb5 Rd2 27. Qg4 f5 28. Qg3 Kf6) 22... Rbc8? { (6.05 → 8.60) Mistake. Best move was Bd3. } (22... Bd3 23. Red1) 23. Nxe4? { (8.60 → 6.62) Mistake. Best move was Rad1. } (23. Rad1 Rcf8) 23... Rc4?? { (6.62 → 14.16) Blunder. Best move was Qxe4. } (23... Qxe4 24. Bb3) 24. Nd2 Rc5 25. c4 Re5 26. e4 f5 27. exf5 Rxf5 28. Ne4 Re5 29. Rad1 Rxe4 30. Qg6? { (12.50 → 9.00) Mistake. Best move was Rf1. } (30. Rf1) 30... Qb6+ 31. Kh1 Qc6? { (8.61 → Mate in 7) Checkmate is now unavoidable. Best move was Rxe1+. } (31... Rxe1+) 32. bxc6 dxc6 33. Qxe4?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was Qg7+. } (33. Qg7+ Ke8 34. Bxc6#) 33... Kf7 34. Qxe6+ Kg7 35. Rd7+ Kf8 36. Rf1# { White wins by checkmate. } 1-0