lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/24krt1y9"] [Date "2020.12.04"] [Round "-"] [White "chiril"] [Black "Paul_1234"] [Result "0-1"] [UTCDate "2020.12.04"] [UTCTime "17:27:18"] [WhiteElo "1093"] [BlackElo "1892"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+0"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D00"] [Opening "Queen's Pawn Game #2"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 d5 2. e3?! { (0.53 → 0.02) Inaccuracy. Best move was c4. } { D00 Queen's Pawn Game #2 } (2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. e3 O-O 6. Be2 Nbd7) 2... Nc6?! { (0.02 → 0.91) Inaccuracy. Best move was e6. } (2... e6 3. Nf3 c5 4. c4 Nf6 5. cxd5 exd5 6. Be2 cxd4 7. Nxd4) 3. Nc3? { (0.91 → -0.30) Mistake. Best move was Nf3. } (3. Nf3) 3... Nf6 4. f4?! { (0.41 → -0.50) Inaccuracy. Best move was Nf3. } (4. Nf3 Bg4 5. Be2 e6 6. O-O Bd6 7. h3 Bh5 8. Nb5 O-O 9. Nxd6 cxd6 10. b3 Ne4) 4... Bf5?! { (-0.50 → 0.00) Inaccuracy. Best move was Bg4. } (4... Bg4) 5. Bd3 Bxd3? { (-0.47 → 0.97) Mistake. Best move was e6. } (5... e6 6. Nf3 Bd6 7. h3 O-O 8. g4 Bg6 9. O-O Ne7 10. Ne5 c5 11. Nxg6 hxg6 12. dxc5) 6. Qxd3? { (0.97 → -0.22) Mistake. Best move was cxd3. } (6. cxd3) 6... Nb4?? { (-0.22 → 3.08) Blunder. Best move was e6. } (6... e6 7. a3) 7. Qb5+ Nc6 8. Qd3?? { (3.15 → -0.48) Blunder. Best move was Qxb7. } (8. Qxb7) 8... a6?! { (-0.48 → 0.25) Inaccuracy. Best move was e6. } (8... e6) 9. Nf3 Nb4?! { (-0.29 → 0.29) Inaccuracy. Best move was e6. } (9... e6 10. a3 g6 11. Bd2 Bg7 12. O-O-O Ne7 13. Kb1 O-O 14. e4 Nxe4 15. Nxe4 dxe4 16. Qxe4) 10. Qf5?? { (0.29 → -6.75) Blunder. Best move was Qe2. } (10. Qe2) 10... e6 11. Qh3 Nxc2+ 12. Kd1 Nxa1 13. Nb1?? { (-6.01 → -9.27) Blunder. Best move was f5. } (13. f5) 13... Qd6?! { (-9.27 → -8.29) Inaccuracy. Best move was Bb4. } (13... Bb4) 14. Nc3 Ne4 15. Ne2? { (-8.40 → -17.55) Mistake. Best move was Ke2. } (15. Ke2) 15... Nf2+ 16. Ke1 Nxh3 17. gxh3 Qb4+ 18. Bd2 Qxb2 19. Rg1 Qxa2 20. Rg5 Nc2+ 21. Kf2 Qc4 22. Rg1 Bb4 23. Bxb4 Qxb4 24. Kg2 Nxe3+ 25. Kg3 Nf5+ 26. Kf2 O-O 27. Rxg7+ Kxg7 28. h4 c5 29. dxc5?! { (-34.59 → Mate in 9) Checkmate is now unavoidable. Best move was Ng3. } (29. Ng3 Qb2+) 29... Qxc5+ 30. Kg2 Ne3+?! { (Mate in 11 → -90.94) Lost forced checkmate sequence. Best move was d4. } (30... d4 31. h5 d3 32. Ng3 Ne3+ 33. Kh3 Qc2 34. Nh4 Qd1 35. Ngf5+ exf5 36. Nxf5+ Nxf5 37. Kg2) 31. Kf2?! { (-90.94 → Mate in 6) Checkmate is now unavoidable. Best move was Kg3. } (31. Kg3 Nf5+) 31... Nf5+?! { (Mate in 6 → -30.81) Lost forced checkmate sequence. Best move was Ng4+. } (31... Ng4+ 32. Ke1 Qe3 33. Nd4 Rac8 34. Nc6 Rxc6 35. Kd1 Nf2+ 36. Ke1 Rc1#) 32. Ke1?! { (-30.81 → Mate in 8) Checkmate is now unavoidable. Best move was Kg2. } (32. Kg2 d4) 32... Qe3 33. Kf1 Rac8 34. h5 Rc2 35. Kg2 Rxe2+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Qxe2+. } (35... Qxe2+ 36. Kh1 Qg2#) 36. Kh3 Qxf3# { Black wins by checkmate. } 0-1