lichess dev

[Event "Steiner Arena"] [Site "http://chess-academy.net/iiOkA3sW"] [Date "2024.01.27"] [Round "-"] [White "Hikaru777"] [Black "Aleksvasilev12_fejk1"] [Result "0-1"] [UTCDate "2024.01.27"] [UTCTime "18:36:06"] [WhiteElo "1401"] [BlackElo "1600"] [WhiteRatingDiff "-34"] [BlackRatingDiff "+79"] [Variant "Standard"] [TimeControl "30+0"] [ECO "A04"] [Opening "Zukertort Opening: Queen's Gambit Invitation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. Nf3 e6 { A04 Zukertort Opening: Queen's Gambit Invitation } 2. g3?! { (0.45 → -0.36) Inaccuracy. Best move was d4. } (2. d4 Nf6 3. c4 d5 4. Nc3 c5 5. cxd5 cxd4 6. Qxd4 exd5) 2... f6? { (-0.36 → 1.18) Mistake. Best move was d5. } (2... d5 3. Bg2 c5 4. O-O Nf6 5. e3 Nc6 6. d4 Be7 7. c4 dxc4 8. Nbd2 cxd4 9. exd4) 3. Bg2 Ne7?! { (0.71 → 1.58) Inaccuracy. Best move was d5. } (3... d5 4. d4) 4. O-O?! { (1.58 → 1.01) Inaccuracy. Best move was d4. } (4. d4 d5 5. O-O Nbc6 6. c4 dxc4 7. Nc3 g5 8. Qa4 a6 9. e4 g4 10. Nh4 Qxd4) 4... d5 5. c3? { (1.33 → 0.30) Mistake. Best move was d4. } (5. d4 g5 6. Nc3 Nbc6 7. e4 Bg7 8. Re1 O-O 9. h3 h6 10. exd5 exd5 11. b3 Bf5) 5... Nbc6?! { (0.30 → 1.27) Inaccuracy. Best move was e5. } (5... e5 6. d4) 6. d4 b6?! { (0.72 → 1.27) Inaccuracy. Best move was g6. } (6... g6 7. b4) 7. e4? { (1.27 → 0.19) Mistake. Best move was Nbd2. } (7. Nbd2 Bb7) 7... Bb7? { (0.19 → 1.44) Mistake. Best move was dxe4. } (7... dxe4) 8. exd5?! { (1.44 → 0.59) Inaccuracy. Best move was Nbd2. } (8. Nbd2) 8... exd5 9. Re1?! { (1.21 → 0.49) Inaccuracy. Best move was Bh3. } (9. Bh3 Bc8) 9... Qd7 10. Nbd2?! { (0.91 → 0.36) Inaccuracy. Best move was Na3. } (10. Na3 O-O-O) 10... O-O-O 11. Ne5?? { (0.95 → -3.16) Blunder. Best move was h4. } (11. h4) 11... fxe5 12. dxe5 Kb8 13. Nf3 Ng6 14. Nd4? { (-2.77 → -4.60) Mistake. Best move was e6. } (14. e6 Qe8 15. a4 Be7 16. Be3 a5 17. b3 Bf6 18. Nd4 Qe7 19. Nxc6+ Bxc6 20. Bd4 Rd6) 14... Nxd4? { (-4.60 → -2.43) Mistake. Best move was Ngxe5. } (14... Ngxe5 15. Bf4 Bd6 16. b4 Nxd4 17. Bxe5 Bxe5 18. Rxe5 Nb5 19. c4 Nd6 20. c5 Ne4 21. cxb6) 15. Qxd4? { (-2.43 → -4.88) Mistake. Best move was cxd4. } (15. cxd4 Bb4) 15... Bc5 16. Qd1?! { (-4.62 → -5.16) Inaccuracy. Best move was e6. } (16. e6 Bxd4) 16... Rhf8?! { (-5.16 → -4.23) Inaccuracy. Best move was Qf5. } (16... Qf5) 17. Be3 d4 18. Bxd4 Bxd4 19. cxd4 Qxd4 20. Bxb7?? { (-3.82 → -66.48) Blunder. Best move was Qxd4. } (20. Qxd4 Rxd4 21. Bxb7 Kxb7 22. f4 Ne7 23. Rad1 Rfd8 24. Rxd4 Rxd4 25. Kf2 Kc6 26. Rc1+ Kd7) 20... Qxf2+ 21. Kh1 Rxd1 22. Raxd1 Kxb7 23. Rg1?! { (-20.77 → Mate in 4) Checkmate is now unavoidable. Best move was e6. } (23. e6 Qxb2 24. Rf1 Qe2 25. Kg1 Ne5 26. Rxf8 Qxd1+ 27. Rf1 Qd4+ 28. Kg2 Qd5+ 29. Kf2 Ng4+) 23... Nxe5?! { (Mate in 4 → Mate in 8) Not the best checkmate sequence. Best move was Qf3+. } (23... Qf3+ 24. Rg2 Qxd1+ 25. Rg1 Qd5+ 26. Rg2 Rf1#) 24. Rg2 Qf3 25. Rg1 Ng4 26. h3 Nf2+ 27. Kh2 Ne4?! { (Mate in 8 → -22.47) Lost forced checkmate sequence. Best move was Qf5. } (27... Qf5 28. Rxf2 Qxf2+ 29. Rg2 Qe1 30. h4 Rf1 31. Kh3 Rh1+ 32. Kg4 Qe4+ 33. Kg5 h6+ 34. Kh5) 28. Rh1?! { (-22.47 → Mate in 9) Checkmate is now unavoidable. Best move was a4. } (28. a4 Ng5) 28... Qe3 29. Rhg1 Rf2?! { (Mate in 9 → -65.46) Lost forced checkmate sequence. Best move was Ng5. } (29... Ng5 30. h4 Nf3+ 31. Kh1 Nxg1 32. Kh2 Nf3+ 33. Kh3 Qe1 34. Rc2 Qh1+ 35. Rh2 Ng1+ 36. Kg4) 30. h4?! { (-65.46 → Mate in 3) Checkmate is now unavoidable. Best move was Rxf2. } (30. Rxf2 Nxf2) 30... Qxg3+ 31. Kh1 Qh3+ 32. Rh2 Qxh2# { Black wins by checkmate. } 0-1