lichess dev

[Event "Three-check Shield Arena"] [Site "http://chess-academy.net/pG5HCXkP"] [Date "2022.07.20"] [Round "-"] [White "FFFFFFF"] [Black "ATOMIC"] [Result "0-1"] [UTCDate "2022.07.20"] [UTCTime "13:12:20"] [WhiteElo "1656"] [BlackElo "2126"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+4"] [Variant "Three-check"] [TimeControl "180+2"] [ECO "B30"] [Opening "Sicilian Defense: Nyezhmetdinov-Rossolimo Attack"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 c5 2. Nf3 Nc6 3. Bb5?! { (2.85 → 2.09) Inaccuracy. Best move was Nc3. } { B30 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack } (3. Nc3 e6) 3... Nf6? { (2.09 → 3.72) Mistake. Best move was a6. } (3... a6 4. Bxc6) 4. O-O Nxe4?? { (2.55 → 10.94) Blunder. Best move was a6. } (4... a6 5. Bxc6 dxc6 6. e5 Bg4 7. d3 Nd7 8. e6 fxe6 9. h3 Bh5 10. g4 Bf7 11. Ng5) 5. Re1?? { (10.94 → 5.37) Blunder. Best move was Nc3. } (5. Nc3 Nxc3) 5... Nf6?? { (5.37 → Mate in 9) Checkmate is now unavoidable. Best move was g6. } (5... g6 6. Rxe4) 6. Qe2?! { (Mate in 9 → 18.47) Lost forced checkmate sequence. Best move was Ng5. } (6. Ng5 Qc7 7. Nxf7 Qf4 8. d4 Nd5 9. Nd6+ Kd8 10. Bxf4 Nxf4 11. Nf7+ Kc7 12. Qf3 Nh3+) 6... e6?! { (18.47 → Mate in 3) Checkmate is now unavoidable. Best move was Qc7. } (6... Qc7 7. Nc3) 7. Qxe6+ fxe6 8. Rxe6+ dxe6 9. c4?? { (Mate in 1 → -13.11) Lost forced checkmate sequence. Best move was Bxc6+. } (9. Bxc6+) 9... Bd7 10. Bxc6 Bxc6 11. d3 Bxf3 12. gxf3?! { (-27.18 → Mate in 5) Checkmate is now unavoidable. Best move was Bf4. } (12. Bf4 Bd6) 12... Qxd3 13. Nd2 Bd6?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Qg6+. } (13... Qg6+ 14. Kh1 Nh5 15. f4 Qg2+ 16. Kxg2 Nxf4+) 14. Kg2 Nh5?! { (Mate in 3 → Mate in 10) Not the best checkmate sequence. Best move was Qg6+. } (14... Qg6+ 15. Kh1 Qg1+ 16. Kxg1 Bxh2+) 15. a3 Qe2?! { (Mate in 3 → Mate in 8) Not the best checkmate sequence. Best move was Qg6+. } (15... Qg6+ 16. Kh3 Nf4+ 17. Kh4 Ng2+) 16. b3 Nf4+ 17. Kg1 Qe1+ 18. Nf1 Qe5?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Qxf1+. } (18... Qxf1+) 19. a4 O-O?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Qg5+. } (19... Qg5+) 20. Kh1 Qg5?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Nd3. } (20... Nd3 21. Ng3 Nxf2+) 21. b4 Qg2# { Black wins by checkmate. } 0-1