lichess dev

[Event "Classical Shield Arena"] [Site "http://chess-academy.net/pZBOc8Jr"] [Date "2021.06.11"] [Round "-"] [White "VeerKumarM"] [Black "CriptelWorker"] [Result "0-1"] [UTCDate "2021.06.11"] [UTCTime "13:00:02"] [WhiteElo "1500"] [BlackElo "1500"] [WhiteRatingDiff "-163"] [BlackRatingDiff "+162"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "C20"] [Opening "Bishop's Opening: Boi Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Bc4 Bc5?! { (-0.16 → 0.44) Inaccuracy. Best move was Nf6. } { C20 Bishop's Opening: Boi Variation } (2... Nf6 3. Nc3 Bc5 4. Nf3 d6 5. d3 c6 6. O-O O-O 7. a4) 3. Qh5 Qh4?? { (0.06 → 13.64) Blunder. Best move was Qe7. } (3... Qe7 4. Nf3 Nc6 5. d3 Nf6 6. Qh4 d6 7. Bg5 Nb4 8. Kd1) 4. Qxe5+?? { (13.64 → 2.45) Blunder. Best move was Qxh4. } (4. Qxh4 Nf6) 4... Ne7? { (2.45 → 4.90) Mistake. Best move was Qe7. } (4... Qe7 5. Qxg7) 5. Qd5?? { (4.90 → -16.56) Blunder. Best move was Qxc5. } (5. Qxc5 Qxe4+) 5... Nxd5 6. exd5 Qxc4 7. Nf3 Qxc2 8. Nd4 Qxc1+ 9. Ke2 Qxh1 10. Nb5 Qxg2 11. Nxc7+ Kd8 12. Nxa8?! { (-30.50 → Mate in 6) Checkmate is now unavoidable. Best move was d6. } (12. d6 b6) 12... Qxf2+ 13. Kd1 Na6 14. Nc3?! { (-28.25 → Mate in 4) Checkmate is now unavoidable. Best move was a3. } (14. a3 Bd4) 14... Nb4 15. Rc1 Be3?! { (Mate in 1 → Mate in 10) Not the best checkmate sequence. Best move was Qf1#. } (15... Qf1#) 16. Rc2 Nxc2?! { (Mate in 1 → -81.45) Lost forced checkmate sequence. Best move was Qf1#. } (16... Qf1#) 17. Kxc2 Qxd2+ 18. Kb1?! { (-31.20 → Mate in 1) Checkmate is now unavoidable. Best move was Kb3. } (18. Kb3 Qxh2) 18... Qc1# { Black wins by checkmate. } 0-1