[Event "JST Checkmate Challenge"] [Site "https://lichess.org/KcSuAVVs"] [Date "2025.05.04"] [Round "-"] [White "samir371"] [Black "chessof69"] [Result "0-1"] [GameId "KcSuAVVs"] [UTCDate "2025.05.04"] [UTCTime "15:19:56"] [WhiteElo "1892"] [BlackElo "1478"] [WhiteRatingDiff "-238"] [BlackRatingDiff "+80"] [Variant "Standard"] [TimeControl "420+3"] [ECO "C54"] [Opening "Italian Game: Classical Variation, Giuoco Pianissimo"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.18] } 1... e5 { [%eval 0.21] } 2. Nf3 { [%eval 0.13] } 2... Nc6 { [%eval 0.21] } 3. Bc4 { [%eval 0.12] } 3... Nf6 { [%eval 0.1] } 4. d3 { [%eval 0.09] } 4... Bc5 { [%eval 0.1] } 5. c3 { [%eval 0.11] } { C54 Italian Game: Classical Variation, Giuoco Pianissimo } 5... O-O { [%eval 0.13] } 6. Bg5 { [%eval 0.13] } 6... h6 { [%eval 0.17] } 7. Bh4 { [%eval 0.15] } 7... d6 { [%eval 0.2] } 8. h3 { [%eval 0.02] } 8... a6 { [%eval 0.38] } 9. a4 { [%eval -0.12] } 9... Be6 { [%eval 0.31] } 10. Ba2?! { (0.31 → -0.26) Inaccuracy. Nbd2 was best. } { [%eval -0.26] } (10. Nbd2 Ba7 11. O-O g5 12. Bg3 Nh5 13. Bh2 Ng7 14. b4 Qf6 15. Re1 g4) 10... b5? { (-0.26 → 0.99) Mistake. Ba7 was best. } { [%eval 0.99] } (10... Ba7 11. Nbd2 Bxa2 12. Rxa2 Qe7 13. Ra1 Qe6 14. Bxf6 Qxf6 15. Nc4 Qe6 16. Ne3) 11. b4 { [%eval 0.44] } 11... Ba7 { [%eval 0.34] } 12. axb5 { [%eval 0.06] } 12... axb5 { [%eval 0.0] } 13. d4? { (0.00 → -1.68) Mistake. Bxe6 was best. } { [%eval -1.68] } (13. Bxe6 fxe6 14. Na3 Bb6 15. Nxb5 Rxa1 16. Qxa1 Ne7 17. O-O Ng6 18. Bg3 Nh5) 13... exd4 { [%eval -1.52] } 14. e5? { (-1.52 → -3.02) Mistake. Bxe6 was best. } { [%eval -3.02] } (14. Bxe6 fxe6) 14... dxe5 { [%eval -2.86] } 15. cxd4? { (-2.86 → -5.65) Mistake. Bxe6 was best. } { [%eval -5.65] } (15. Bxe6 fxe6 16. O-O e4 17. Nh2 Ne5 18. Kh1 Ng6 19. Bxf6 Qxf6 20. Nd2 dxc3) 15... e4 { [%eval -5.05] } 16. Nh2 { [%eval -6.1] } 16... Bxd4 { [%eval -6.0] } 17. Bxf6 { [%eval -7.35] } 17... Bxf6 { [%eval -7.01] } 18. Nc3 { [%eval -10.46] } 18... Bxc3+ { [%eval -10.66] } 19. Kf1 { [%eval -10.5] } 19... Bxa1 { [%eval -9.84] } 20. Qxa1 { [%eval -10.97] } 20... Rxa2 { [%eval -9.78] } 21. Qc1 { [%eval -11.63] } 21... Nxb4 { [%eval -10.06] } 22. g4?! { (-10.06 → Mate in 10) Checkmate is now unavoidable. Kg1 was best. } { [%eval #-10] } (22. Kg1 Qf6 23. Qf1 Ra1 24. Qxa1 Qxa1+ 25. Nf1 Nd5 26. Kh2 Qf6 27. Ng3 e3) 22... Bc4+?! { (Mate in 10 → -11.14) Lost forced checkmate sequence. Qf6 was best. } { [%eval -11.14] } (22... Qf6 23. Qe3 Nd5 24. Qe2 Qa1+ 25. Kg2 Nf4+ 26. Kg3 Nxe2+ 27. Kg2 Nf4+ 28. Kg3) 23. Kg1 { [%eval -12.04] } 23... Bd5 { [%eval -9.62] } 24. Nf1 { [%eval -9.99] } 24... e3 { [%eval -9.18] } 25. Rh2 { [%eval -10.91] } 25... e2 { [%eval -10.51] } 26. Nd2?! { (-10.51 → Mate in 10) Checkmate is now unavoidable. f4 was best. } { [%eval #-10] } (26. f4 Be4 27. Ne3 Qd4 28. Rf2 Nd3 29. Rxe2 Rxe2 30. Kf1 Qxe3) 26... Rc2 { [%eval #-12] } 27. Qe1 { [%eval -15.2] } 27... Re8 { [%eval -13.73] } 28. f3?! { (-13.73 → Mate in 8) Checkmate is now unavoidable. Nf3 was best. } { [%eval #-8] } (28. Nf3 Bxf3 29. Rg2 Nd3 30. g5 hxg5 31. Rg4 Nxe1 32. h4 Rc1 33. hxg5) 28... Nd3 { [%eval #-9] } 29. Rxe2 { [%eval #-6] } 29... Nxe1 { [%eval #-5] } 30. Rxe1 { [%eval #-3] } 30... Rxd2 { [%eval #-3] } 31. Rf1 { [%eval #-3] } 31... Ree2 { [%eval #-3] } 32. Rf2 { [%eval #-3] } 32... Rxf2 { [%eval #-2] } 33. h4 { [%eval #-2] } 33... Rxf3 { [%eval #-2] } 34. h5 { [%eval #-2] } 34... Ra3 { [%eval #-1] } 35. Kf1 { [%eval #-1] } 35... Ra1# { Black wins by checkmate. } 0-1