[Event "5th BC18 Intraclass Swiss Cup"] [Site "https://lichess.org/RiEYoaRa"] [Date "2025.11.07"] [Round "-"] [White "cosmos30"] [Black "kailuugh"] [Result "0-1"] [GameId "RiEYoaRa"] [UTCDate "2025.11.07"] [UTCTime "02:05:00"] [WhiteElo "1801"] [BlackElo "1247"] [WhiteRatingDiff "-53"] [BlackRatingDiff "+101"] [Variant "Standard"] [TimeControl "600+0"] [ECO "C41"] [Opening "Philidor Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.18] } 1... e5 { [%eval 0.22] } 2. Nf3 { [%eval 0.13] } 2... d6 { [%eval 0.48] } { C41 Philidor Defense } 3. Nc3 { [%eval 0.28] } 3... Bg4 { [%eval 0.77] } 4. Bc4 { [%eval 0.44] } 4... Nc6 { [%eval 0.42] } 5. h3 { [%eval 0.37] } 5... Bxf3 { [%eval 0.42] } 6. Qxf3 { [%eval 0.46] } 6... Nf6 { [%eval 0.39] } 7. O-O { [%eval 0.36] } 7... Nd4 { [%eval 0.35] } 8. Qd3 { [%eval 0.33] } 8... c6 { [%eval 0.26] } 9. f4 { [%eval -0.09] } 9... b5 { [%eval -0.01] } 10. Bb3 { [%eval -0.03] } 10... a5 { [%eval -0.05] } 11. Qe3?? { (-0.05 → -3.58) Blunder. a4 was best. } { [%eval -3.58] } (11. a4 Nxb3 12. cxb3 bxa4 13. Nxa4 Be7 14. Qc2 O-O 15. d3 Nh5 16. fxe5 dxe5) 11... a4 { [%eval -3.26] } 12. fxe5?! { (-3.26 → -4.26) Inaccuracy. Bxf7+ was best. } { [%eval -4.26] } (12. Bxf7+ Kxf7 13. Ne2 Nxc2 14. Qc3 Qb6+ 15. Kh1 Qc5 16. Qf3 Nxa1 17. fxe5 Qxe5) 12... dxe5 { [%eval -4.22] } 13. Qg5?! { (-4.22 → -5.37) Inaccuracy. Bxf7+ was best. } { [%eval -5.37] } (13. Bxf7+ Kxf7 14. Nxa4 bxa4 15. b4 axb3 16. c3 Ne6 17. d4 exd4 18. Qg3 dxc3) 13... axb3 { [%eval -5.39] } 14. cxb3 { [%eval -5.28] } 14... Be7 { [%eval -5.81] } 15. Kh1 { [%eval -5.76] } 15... O-O { [%eval -5.66] } 16. Rb1 { [%eval -5.91] } 16... Nxe4 { [%eval -5.57] } 17. Qxe5 { [%eval -5.54] } 17... f5 { [%eval -5.35] } 18. d3 { [%eval -5.22] } 18... Bf6 { [%eval -5.25] } 19. Qh2 { [%eval -5.3] } 19... Nxc3 { [%eval -5.22] } 20. bxc3 { [%eval -5.25] } 20... Ne2 { [%eval -5.48] } 21. Be3 { [%eval -5.62] } 21... Qxd3 { [%eval -5.37] } 22. Bf2 { [%eval -5.78] } 22... f4 { [%eval -5.59] } 23. a4 { [%eval -5.64] } 23... bxa4 { [%eval -5.53] } 24. Rbd1 { [%eval -5.59] } 24... Qe4 { [%eval -5.56] } 25. bxa4 { [%eval -6.22] } 25... Be5 { [%eval -5.97] } 26. Rde1 { [%eval -6.77] } 26... f3 { [%eval -6.82] } 27. Qg1 { [%eval -7.63] } 27... Qf5 { [%eval -7.85] } 28. g4 { [%eval -8.36] } 28... Qf4 { [%eval -7.66] } 29. Rxe2? { (-7.66 → Mate in 8) Checkmate is now unavoidable. a5 was best. } { [%eval #-8] } (29. a5 Nxg1 30. Rxe5 Qxe5 31. Kxg1 Qxa5 32. Rd1 Qxc3 33. g5 Ra1 34. g6 Rxd1+) 29... fxe2 { [%eval #-8] } 30. Rc1 { [%eval #-6] } 30... Qxf2 { [%eval #-5] } 31. Qxf2 { [%eval #-5] } 31... Rxf2 { [%eval #-4] } 32. Kg1 { [%eval #-4] } 32... Raf8 { [%eval #-3] } 33. Re1 { [%eval #-2] } 33... Rf1+ { [%eval #-1] } 34. Rxf1 { [%eval #-1] } 34... exf1=Q# { Black wins by checkmate. } 0-1