lichess dev

[Event "Botterill Arena"] [Site "http://chess-academy.net/YEhXYH1v"] [Date "2025.08.14"] [Round "-"] [White "Mate2017"] [Black "Francesco5"] [Result "0-1"] [UTCDate "2025.08.14"] [UTCTime "16:27:54"] [WhiteElo "1553"] [BlackElo "1573"] [WhiteRatingDiff "-42"] [BlackRatingDiff "+69"] [Variant "Standard"] [TimeControl "600+0"] [ECO "B00"] [Opening "Hippopotamus Defense #2"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 Nh6? { (0.12 → 1.37) Mistake. Best move was e6. } { B00 Hippopotamus Defense #2 } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Bb5?! { (1.37 → 0.38) Inaccuracy. Best move was d4. } (2. d4 e6 3. Nc3 d5 4. Nf3 dxe4 5. Nxe4 Nf5 6. Bd3 Be7 7. O-O O-O 8. c3 b6) 2... c6 3. Bc4?! { (0.60 → 0.01) Inaccuracy. Best move was Be2. } (3. Be2 d5) 3... d5 4. Bb3 dxe4?! { (-0.16 → 0.53) Inaccuracy. Best move was e6. } (4... e6 5. d4 dxe4 6. Nc3 Nf5 7. Nge2 Nd6 8. O-O b5 9. Bf4 a5 10. a4 b4 11. Bxd6) 5. Qh5? { (0.53 → -1.40) Mistake. Best move was Nc3. } (5. Nc3) 5... g6? { (-1.40 → 0.36) Mistake. Best move was Nd7. } (5... Nd7 6. Nc3 Nf6 7. Qe2 Bg4 8. Qf1 Bf5 9. h3 Bg6 10. g4 Nhg8 11. f3 e6 12. Qg2) 6. Qg4?? { (0.36 → -14.97) Blunder. Best move was Qe5. } (6. Qe5 f6 7. Qxe4 Na6 8. Qe2 Nc5 9. Nc3 Nxb3 10. axb3 g5 11. d3 Nf7 12. Be3 e5) 6... Nxg4 7. d4 Qxd4 8. Ne2 Qxf2+ 9. Kd2 e3+ 10. Kd3?! { (-23.32 → Mate in 5) Checkmate is now unavoidable. Best move was Kd1. } (10. Kd1 Qxg2 11. Rg1 Qxh2 12. Nd2 exd2 13. Bxd2 Bg7 14. Bc4 Qd6 15. Bd3 Nf2+ 16. Ke1 Nxd3+) 10... Bf5+?! { (Mate in 5 → Mate in 9) Not the best checkmate sequence. Best move was Qf5+. } (10... Qf5+ 11. Kc3 Qa5+ 12. Kc4 e5 13. Nd4 e4 14. Ba4 Qb4#) 11. Kc4 b5+ 12. Kc5 e6+?! { (Mate in 1 → Mate in 3) Not the best checkmate sequence. Best move was e5#. } (12... e5#) 13. Kd4 Qxe2 14. Kc3 Qxg2?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was b4+. } (14... b4+ 15. Kd4 c5#) 15. Rd1 b4+ 16. Kc4 Qe4+ 17. Rd4 Qe5?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Ne5#. } (17... Ne5#) 18. Nc3 bxc3?! { (Mate in 1 → Mate in 5) Not the best checkmate sequence. Best move was Qc5#. } (18... Qc5#) 19. bxc3 Qc5# { Black wins by checkmate. } 0-1