lichess dev

[Event "Teachers Arena"] [Site "http://chess-academy.net/dPJ9f4Nu"] [Date "2019.11.19"] [Round "-"] [White "Procopenco"] [Black "Elena"] [Result "0-1"] [UTCDate "2019.11.19"] [UTCTime "19:40:39"] [WhiteElo "1586"] [BlackElo "1085"] [WhiteRatingDiff "-33"] [BlackRatingDiff "+140"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C44"] [Opening "King's Knight Opening: Normal Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nf3 Nc6 { C44 King's Knight Opening: Normal Variation } 3. d3?! { (0.40 → -0.36) Inaccuracy. Best move was Bb5. } (3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. Nc3 d6) 3... Bc5? { (-0.36 → 0.87) Mistake. Best move was Nf6. } (3... Nf6 4. Be2 d5 5. exd5 Qxd5 6. Nc3 Qc5 7. O-O Bf5 8. Ng5 Nd4 9. Be3 Rd8 10. Nge4) 4. Nc3?! { (0.87 → 0.00) Inaccuracy. Best move was Nxe5. } (4. Nxe5 Bxf2+ 5. Kxf2 Nxe5 6. d4 Nc6 7. c3 d5 8. exd5 Qxd5 9. Qf3 Nf6 10. Qxd5 Nxd5) 4... Nf6 5. h4? { (0.29 → -1.84) Mistake. Best move was Be2. } (5. Be2 O-O 6. O-O d6 7. Na4 Bb6 8. b3 d5 9. exd5 Qxd5 10. Bb2 Nd4 11. Nxb6 cxb6) 5... d6? { (-1.84 → -0.16) Mistake. Best move was Ng4. } (5... Ng4 6. Be3 Nxe3 7. fxe3 Bxe3 8. Nd5 Bb6 9. a4 O-O 10. Qd2 a6 11. O-O-O Ba7 12. Qg5) 6. g3? { (-0.16 → -2.14) Mistake. Best move was Bg5. } (6. Bg5 Bb4) 6... O-O? { (-2.14 → -0.66) Mistake. Best move was Ng4. } (6... Ng4) 7. Bg5?! { (-0.66 → -1.18) Inaccuracy. Best move was Bg2. } (7. Bg2 Bg4) 7... Bg4? { (-1.18 → 0.44) Mistake. Best move was Be6. } (7... Be6 8. Bg2 h6 9. Bxf6 Qxf6 10. O-O Ne7 11. Na4 Bg4 12. Nxc5 dxc5 13. Qe2 b6 14. Qe3) 8. Bg2? { (0.44 → -1.05) Mistake. Best move was Nd5. } (8. Nd5 Nd4 9. Be2 Nxe2 10. Bxf6 Nc3 11. bxc3 gxf6 12. d4 f5 13. Ne3 exd4 14. Nxg4 fxg4) 8... Nd4?! { (-1.05 → -0.33) Inaccuracy. Best move was h6. } (8... h6 9. Bxf6) 9. Nxd4?? { (-0.33 → -8.20) Blunder. Best move was Nd5. } (9. Nd5 c6 10. Nxf6+ gxf6 11. Be3 Qb6 12. O-O Qxb2 13. Bxd4 Bxd4 14. Qd2 Bxf3 15. Bxf3 Qa3) 9... Bxd1 10. Bxf6? { (-8.03 → -9.05) Mistake. Best move was Nf5. } (10. Nf5 Bg4 11. Nxg7 c6 12. Nf5 Bxf5 13. exf5 Qb6 14. Nd1 Kg7 15. a3 a5 16. Bh3 a4) 10... Qxf6 11. Nf5?! { (-8.72 → -9.31) Inaccuracy. Best move was Nxd1. } (11. Nxd1 Bxd4 12. Rf1 a5 13. c3 Bc5 14. Kd2 a4 15. Ne3 Bxe3+ 16. fxe3 Qg6 17. Rf3 b5) 11... g6? { (-9.31 → -6.97) Mistake. Best move was Bg4. } (11... Bg4) 12. Nh6+? { (-6.97 → -9.13) Mistake. Best move was Nd5. } (12. Nd5) 12... Kh8? { (-9.13 → -6.27) Mistake. Best move was Kg7. } (12... Kg7 13. Nxd1 Kxh6 14. a4 a5 15. f3 Kg7 16. Nc3 Bb4 17. Kd1 Bxc3 18. bxc3 Qe7 19. c4) 13. Kxd1?? { (-6.27 → -15.63) Blunder. Best move was Nxd1. } (13. Nxd1 Qe6) 13... Qxf2 14. Bf1 Be3 15. Ne2 d5 16. c3 dxe4 17. Ng4 Qf5 18. Nxe3 Qd7?? { (-9.68 → -6.39) Blunder. Best move was Qf2. } (18... Qf2 19. Ng4 Qf3 20. d4 Qxg4 21. Bg2 f5 22. Rg1 e3 23. Rc1 exd4 24. cxd4 f4 25. Bxb7) 19. d4 exd4? { (-6.48 → -4.85) Mistake. Best move was f5. } (19... f5 20. a4) 20. Nxd4?? { (-4.85 → -9.01) Blunder. Best move was cxd4. } (20. cxd4 Qb5) 20... Rad8?? { (-9.01 → -3.00) Blunder. Best move was c5. } (20... c5) 21. Bh3?? { (-3.00 → -9.38) Blunder. Best move was Kc2. } (21. Kc2 c5) 21... f5? { (-9.38 → -8.29) Mistake. Best move was Qd6. } (21... Qd6) 22. Ke2? { (-8.29 → -10.61) Mistake. Best move was Kc1. } (22. Kc1 c5) 22... Rf6?? { (-10.61 → -4.31) Blunder. Best move was c5. } (22... c5 23. Nec2) 23. Rhd1?! { (-4.31 → -5.05) Inaccuracy. Best move was Rad1. } (23. Rad1 Qa4) 23... Rb6?? { (-5.05 → -1.79) Blunder. Best move was Qe7. } (23... Qe7) 24. Ndc2?? { (-1.79 → -5.96) Blunder. Best move was Nc4. } (24. Nc4) 24... Qe7? { (-5.96 → -4.56) Mistake. Best move was Rd6. } (24... Rd6 25. Rxd6 Qxd6 26. Rd1 Qa6+ 27. Kf2 Rxd1 28. Nxd1 Qd6 29. Nce3 f4 30. gxf4 Qxf4+ 31. Kg2) 25. a4? { (-4.56 → -6.95) Mistake. Best move was Rxd8+. } (25. Rxd8+ Qxd8 26. Rd1 Rd6 27. Nd4 Qf6 28. b4 Qe5 29. Kf2 Ra6 30. Rd2 f4 31. gxf4 Qxf4+) 25... Rxb2 26. c4? { (-7.00 → -9.02) Mistake. Best move was Rxd8+. } (26. Rxd8+ Qxd8) 26... Rd3 27. Rd2? { (-8.64 → -14.85) Mistake. Best move was Rxd3. } (27. Rxd3 exd3+ 28. Kxd3 Qd6+ 29. Kc3 Qe5+ 30. Kd2 Qxg3 31. Bf1 f4 32. Kc1 Rb3 33. Nd1 Qg1) 27... Qc5? { (-14.85 → -8.44) Mistake. Best move was Qd6. } (27... Qd6) 28. Kd1? { (-8.44 → -12.25) Mistake. Best move was Rxd3. } (28. Rxd3 exd3+ 29. Kxd3 Qd6+ 30. Kc3 Qe5+ 31. Kd2 Qxg3 32. Bf1 f4 33. Kc1 Rb3 34. Nd1 Qg1) 28... f4 29. Rxd3 exd3 30. Na3?! { (-16.69 → Mate in 3) Checkmate is now unavoidable. Best move was Kc1. } (30. Kc1 Rxc2+) 30... Qxe3 31. Bf1 d2?! { (Mate in 1 → Mate in 5) Not the best checkmate sequence. Best move was Qd2#. } (31... Qd2#) 32. Nb5 Qe1# { Black wins by checkmate. } 0-1