lichess dev

[Event "Classical Shield Arena"] [Site "http://chess-academy.net/Uw7vA3s9"] [Date "2020.07.10"] [Round "-"] [White "Aron"] [Black "StefanP"] [Result "1-0"] [UTCDate "2020.07.10"] [UTCTime "13:51:42"] [WhiteElo "1594"] [BlackElo "1395"] [WhiteRatingDiff "+78"] [BlackRatingDiff "-7"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "C21"] [Opening "Center Game #2"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. d4?! { (0.30 → -0.38) Inaccuracy. Best move was Nf3. } { C21 Center Game #2 } (2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Re1 Nc5) 2... Qf6? { (-0.38 → 1.57) Mistake. Best move was exd4. } (2... exd4 3. Nf3 Bb4+ 4. Nbd2 Nc6 5. a3 Bxd2+ 6. Qxd2 Nf6 7. e5) 3. Be3?! { (1.57 → 0.87) Inaccuracy. Best move was dxe5. } (3. dxe5) 3... exd4 4. Bxd4 Qh4?! { (0.75 → 1.51) Inaccuracy. Best move was Qe7. } (4... Qe7 5. Nc3 Nc6 6. Nf3 Nxd4 7. Qxd4 c6 8. O-O-O Qc5 9. Qd2 d6 10. a3 b5 11. h3) 5. Qe2? { (1.51 → 0.30) Mistake. Best move was Nc3. } (5. Nc3 Nc6) 5... Bb4+? { (0.30 → 1.76) Mistake. Best move was Nc6. } (5... Nc6 6. Bc3) 6. c3?! { (1.76 → 1.09) Inaccuracy. Best move was Nc3. } (6. Nc3) 6... Qh6?? { (1.09 → 5.65) Blunder. Best move was Bf8. } (6... Bf8 7. Qc2) 7. cxb4 Qc1+ 8. Qd1 Qh6? { (5.35 → 7.07) Mistake. Best move was Qxd1+. } (8... Qxd1+) 9. Nf3?! { (7.07 → 6.24) Inaccuracy. Best move was Nc3. } (9. Nc3 Ne7) 9... Nf6? { (6.24 → 7.58) Mistake. Best move was Ne7. } (9... Ne7) 10. Qd2? { (7.58 → 5.66) Mistake. Best move was Nc3. } (10. Nc3 d6 11. Rc1 Nc6 12. Bxf6 gxf6 13. Nd5 O-O 14. b5 Ne5 15. Rxc7 Be6 16. Nd4 Kh8) 10... Nxe4?? { (5.66 → 11.70) Blunder. Best move was Qxd2+. } (10... Qxd2+) 11. Qxh6 gxh6 12. Bxh8 Nc6 13. Bd3 Nd6 14. Bc3 b6 15. O-O Ba6 16. Bxa6 Ne4 17. Na3 Ke7 18. Rae1 f5 19. Nd2 Rg8 20. Nxe4 fxe4 21. Rxe4+ Kd6?! { (23.81 → Mate in 4) Checkmate is now unavoidable. Best move was Ne5. } (21... Ne5 22. Rxe5+) 22. Nb5+?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Rd1+. } (22. Rd1+ Nd4 23. Nb5+ Kd5 24. Rdxd4+ Kc6 25. Nxa7#) 22... Kd5 23. Re7?! { (Mate in 5 → 19.97) Lost forced checkmate sequence. Best move was f3. } (23. f3 Nd4 24. Rd1 Rxg2+ 25. Kxg2 h5 26. Rdxd4+ Kc6 27. Nxa7#) 23... h5?! { (19.97 → Mate in 3) Checkmate is now unavoidable. Best move was Nxe7. } (23... Nxe7 24. Rd1+) 24. Rxd7+?! { (Mate in 3 → Mate in 9) Not the best checkmate sequence. Best move was Rd1+. } (24. Rd1+ Nd4 25. Rxd4+ Kc6 26. Nxa7#) 24... Ke6 25. Rxh7 h4?! { (30.15 → Mate in 6) Checkmate is now unavoidable. Best move was Nxb4. } (25... Nxb4 26. Nxc7+) 26. Rxh4?! { (Mate in 6 → 29.19) Lost forced checkmate sequence. Best move was Nxc7+. } (26. Nxc7+ Kd6 27. Rd1+ Nd4 28. Rxd4+ Ke5 29. Rd5+ Ke4 30. Rxh4+ Rg4 31. Rxg4#) 26... Ne7?! { (29.19 → Mate in 8) Checkmate is now unavoidable. Best move was Kf5. } (26... Kf5 27. Rh6) 27. Nxc7+ Kd7 28. Nb5?! { (Mate in 5 → Mate in 8) Not the best checkmate sequence. Best move was Rd1+. } (28. Rd1+ Nd5 29. Rxd5+ Kxc7 30. Rh7+ Kb8 31. Be5+ Ka8 32. Bb7#) 28... Nf5 29. Rf4 Rg5 30. Nxa7 Rh5 31. g4 Rg5 32. h3?! { (Mate in 7 → 83.64) Lost forced checkmate sequence. Best move was Bc8+. } (32. Bc8+ Kc7 33. Bxf5 Kb7 34. Re1 Kxa7 35. Re7+ Ka6 36. a4 Rxf5 37. Rxf5 b5 38. Rf6#) 32... Ke6?! { (83.64 → Mate in 7) Checkmate is now unavoidable. Best move was Nd6. } (32... Nd6) 33. Re1+ Kf7 34. f3 Kg6 35. h4 { Black resigns. } 1-0