lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/w8eviL2l"] [Date "2020.12.27"] [Round "-"] [White "Stefanos"] [Black "mitrofanveronica"] [Result "0-1"] [UTCDate "2020.12.27"] [UTCTime "17:39:55"] [WhiteElo "1261"] [BlackElo "1537"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+18"] [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... Nf6?! { (-0.61 → -0.01) Inaccuracy. Best move was d5. } (2... d5 3. Bb3 Nf6 4. d4 exd4 5. exd4 Bd6 6. Ne2 c6 7. Bf4) 3. Qe2? { (-0.01 → -1.65) Mistake. Best move was d4. } (3. d4 exd4 4. exd4 d5 5. Bd3 c5 6. Nf3 c4 7. Be2 Be7) 3... d6? { (-1.65 → -0.08) Mistake. Best move was d5. } (3... d5 4. Bb3 Nc6 5. d4 Bd6 6. dxe5 Nxe5 7. Nd2 Bg4 8. Ngf3 O-O 9. O-O c6 10. h3) 4. Qf3? { (-0.08 → -1.91) Mistake. Best move was e4. } (4. e4 Be7) 4... Nc6? { (-1.91 → -0.79) Mistake. Best move was d5. } (4... d5 5. Bb3 a5 6. a4 Na6 7. d4 e4 8. Qd1 Bd6 9. Ne2 O-O 10. h3 Nb4 11. O-O) 5. Bb5?! { (-0.79 → -1.37) Inaccuracy. Best move was Nc3. } (5. Nc3 h5 6. h3 Be6 7. Bxe6 fxe6 8. Nge2 Qd7 9. d4 O-O-O 10. h4 d5 11. O-O Bd6) 5... a6? { (-1.37 → 0.23) Mistake. Best move was d5. } (5... d5 6. Nc3) 6. Bxc6+ bxc6 7. Qxc6+ Bd7 8. Qf3?! { (0.33 → -0.38) Inaccuracy. Best move was Qc3. } (8. Qc3) 8... Be7?! { (-0.38 → 0.50) Inaccuracy. Best move was d5. } (8... d5 9. Nc3) 9. Qb7? { (0.50 → -1.02) Mistake. Best move was Nc3. } (9. Nc3 Be6) 9... O-O 10. d4? { (-0.65 → -2.47) Mistake. Best move was Nc3. } (10. Nc3 Bf5 11. e4 Rb8 12. Qc6 Rb6 13. Qa4 Bd7 14. Qc4 Bc6 15. Nf3 Nxe4 16. Nxe4 d5) 10... Qb8?? { (-2.47 → 0.79) Blunder. Best move was exd4. } (10... exd4) 11. Qxb8 Raxb8 12. dxe5 dxe5 13. e4? { (0.95 → -1.83) Mistake. Best move was Nf3. } (13. Nf3) 13... Nxe4 14. Nf3? { (-1.27 → -2.36) Mistake. Best move was Ne2. } (14. Ne2) 14... Bc6? { (-2.36 → -0.21) Mistake. Best move was Bc5. } (14... Bc5 15. Nxe5) 15. Nxe5 Bc5?! { (-0.48 → 0.36) Inaccuracy. Best move was Ba4. } (15... Ba4 16. O-O f6 17. Nc4 Bxc2 18. Nbd2 f5 19. Nxe4 fxe4 20. Be3 Bd3 21. Rfc1 Bf6 22. a3) 16. Nxc6 Rbe8? { (0.52 → 1.83) Mistake. Best move was Rb6. } (16... Rb6) 17. Na5?? { (1.83 → -3.33) Blunder. Best move was O-O. } (17. O-O Nxf2) 17... Nxf2+ 18. Be3?? { (-3.01 → -8.03) Blunder. Best move was Kf1. } (18. Kf1 Nxh1) 18... Nxh1 19. Nc3? { (-7.45 → -8.49) Mistake. Best move was Nc4. } (19. Nc4 Bxe3) 19... Rxe3+ 20. Ne2? { (-8.35 → -13.27) Mistake. Best move was Kf1. } (20. Kf1 Re6) 20... Rfe8 21. O-O-O Bb4? { (-13.19 → -8.39) Mistake. Best move was Rxe2. } (21... Rxe2 22. Rxh1 Bb4 23. c3 Bxa5 24. g4 Rg2 25. Rd1 Rxh2 26. Rd2 Re1+ 27. Kc2 Rxd2+ 28. Kxd2) 22. Nf4? { (-8.39 → -12.52) Mistake. Best move was Nc6. } (22. Nc6 Bd6 23. Rxh1 Rxe2 24. g3 R8e4 25. Rd1 Rxh2 26. Nd4 Bxg3 27. a3 Bf4+ 28. Kb1 Rd2) 22... Nf2 23. Nd5 Nxd1 24. Nxe3 Nxe3 25. Kb1 Nxg2 26. c3 Bxa5 27. b4 Bb6 28. c4?! { (-66.34 → Mate in 21) Checkmate is now unavoidable. Best move was Kc2. } (28. Kc2 Re2+) 28... Bd4 29. a4?! { (-66.55 → Mate in 5) Checkmate is now unavoidable. Best move was Kc2. } (29. Kc2 Ne1+) 29... Ne3?! { (Mate in 5 → Mate in 8) Not the best checkmate sequence. Best move was Re2. } (29... Re2 30. b5 Ne3 31. b6 Nd1 32. Kc1 Nc3 33. bxc7 Be3#) 30. b5 a5 31. c5 Bxc5 32. b6 Bxb6 33. h4 Nc4 34. h5 c5 35. h6 Na3+ 36. Ka2 Nc4?! { (Mate in 3 → Mate in 6) Not the best checkmate sequence. Best move was Re2+. } (36... Re2+ 37. Kxa3 c4 38. hxg7 Bc5#) 37. Kb3 Nd2+ 38. Kc3 Nb1+ 39. Kd3 Re5 40. Kc2 Re1 41. Kb2 c4 42. Ka2 Bc5?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Na3. } (42... Na3 43. Kxa3 Re2 44. hxg7 Bc5#) 43. Ka1 Nc3+?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Na3+. } (43... Na3+ 44. Ka2 Re2+ 45. Ka1 Bd4#) 44. Kb2 Re2+?! { (Mate in 3 → Mate in 11) Not the best checkmate sequence. Best move was Bd4. } (44... Bd4 45. hxg7 Re2+ 46. Ka1 Ra2#) 45. Ka1 Ra2# { Black wins by checkmate. } 0-1