lichess dev

[Event "Ariadna Arena"] [Site "http://chess-academy.net/mDqwRZDL"] [Date "2025.02.27"] [Round "-"] [White "Katherina"] [Black "Alex_Alex"] [Result "0-1"] [UTCDate "2025.02.27"] [UTCTime "14:48:41"] [WhiteElo "1199"] [BlackElo "1343"] [WhiteRatingDiff "-67"] [BlackRatingDiff "+69"] [Variant "King of the Hill"] [TimeControl "420+0"] [ECO "C20"] [Opening "King's Pawn Game"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 { C20 King's Pawn Game } 2. Ke2? { (0.44 → -2.44) Mistake. Best move was f4. } (2. f4 Nc6 3. Nf3 f5 4. d3 d6 5. Nc3 Nf6 6. g3 g6) 2... Nc6?! { (-2.44 → -1.53) Inaccuracy. Best move was d5. } (2... d5 3. exd5) 3. Kd3?? { (-1.53 → -6.23) Blunder. Best move was c4. } (3. c4) 3... d6?? { (-6.23 → -2.41) Blunder. Best move was d5. } (3... d5 4. Ke2 dxe4 5. Ke1 Nf6 6. Nc3 Bg4 7. f3 exf3 8. Nxf3 e4 9. d4 Qe7 10. Kf2) 4. Kc4?? { (-2.41 → -11.79) Blunder. Best move was c4. } (4. c4 f5) 4... Be6+?? { (-11.79 → -6.31) Blunder. Best move was d5+. } (4... d5+) 5. Kd3 Nf6?! { (-7.07 → -6.17) Inaccuracy. Best move was d5. } (5... d5) 6. b4?? { (-6.17 → -9.81) Blunder. Best move was Ke2. } (6. Ke2) 6... Nxb4+? { (-9.81 → -7.61) Mistake. Best move was d5. } (6... d5) 7. Ke3? { (-7.61 → -12.47) Mistake. Best move was Ke2. } (7. Ke2 d5) 7... c6?? { (-12.47 → -6.81) Blunder. Best move was d5. } (7... d5 8. Ke2 dxe4 9. Bb2 Kd7 10. Ke1 Kc6 11. c4 Nd3+ 12. Bxd3 Qxd3 13. Nc3 Bxc4 14. Nge2) 8. d4? { (-6.81 → -9.28) Mistake. Best move was Ke2. } (8. Ke2 Qb6) 8... Qb6?? { (-9.28 → -5.96) Blunder. Best move was d5. } (8... d5 9. a3 Ng4+ 10. Ke2 dxe4 11. axb4 exd4 12. Nc3 Bxb4 13. Nxe4 Qd5 14. f3 f5 15. Nf6+) 9. c4?? { (-5.96 → -18.48) Blunder. Best move was c3. } (9. c3 d5 10. a3 exd4+ 11. cxd4 dxe4 12. axb4 O-O-O 13. Ne2 Bxb4 14. Ra4 Bf5 15. f3 exf3) 9... c5?? { (-18.48 → 0.57) Blunder. Best move was exd4+. } (9... exd4+ 10. Ke2) 10. dxe5?? { (0.57 → -4.87) Blunder. Best move was d5. } (10. d5) 10... dxe5? { (-4.87 → -3.81) Mistake. Best move was Ng4+. } (10... Ng4+ 11. Kf3 O-O-O 12. g3 dxe5 13. Qb3 f5 14. Nc3 Qc6 15. Kg2 fxe4 16. h3 Nf6 17. Nb5) 11. Qd8+?? { (-3.81 → Mate in 8) Checkmate is now unavoidable. Best move was f3. } (11. f3) 11... Rxd8?! { (Mate in 8 → -26.20) Lost forced checkmate sequence. Best move was Qxd8. } (11... Qxd8 12. Kf3 Bg4+ 13. Kg3 Nxe4+ 14. Kxg4 Qd7+ 15. Kf3 Qf5+ 16. Ke3 Qf4+ 17. Ke2 Qxf2+ 18. Kd1) 12. Bd2?! { (-26.20 → Mate in 10) Checkmate is now unavoidable. Best move was h3. } (12. h3 Nc2+) 12... Nc2+ 13. Kf3 Nxa1?! { (Mate in 6 → -40.36) Lost forced checkmate sequence. Best move was Nd4+. } (13... Nd4+ 14. Ke3 Ng4+ 15. Kd3 Nxf2+ 16. Ke3 Nd1+ 17. Kd3 Bxc4+ 18. Kxc4 Qb5#) 14. Bb4?! { (-40.36 → Mate in 6) Checkmate is now unavoidable. Best move was Nc3. } (14. Nc3 Rxd2) 14... cxb4 15. a4 Bg4+?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Qd4. } (15... Qd4 16. Nd2 Qc3+ 17. Ke2 Qd3+ 18. Ke1 Qxd2#) 16. Kg3 g5?! { (Mate in 4 → Mate in 6) Not the best checkmate sequence. Best move was Nxe4+. } (16... Nxe4+ 17. Kxg4 Qf6 18. g3 Nxf2+ 19. Kh5 g6#) 17. a5 Qd4?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Nxe4+. } (17... Nxe4+ 18. Kxg4 Qf6 19. Kh3 Nxf2+ 20. Kg3 Qf4#) 18. f4 Qe3+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was exf4#. } (18... exf4#) 19. Nf3 h5?! { (Mate in 1 → Mate in 4) Not the best checkmate sequence. Best move was exf4#. } (19... exf4#) 20. h4 Nxe4+ 21. Kh2 Qxf4+ 22. Kg1 Bc5+ 23. Nd4 Bxd4# { Black wins by checkmate. } 0-1