[Event "ARTE DE LA MENTE Arena"] [Site "https://lichess.org/UltO2IOK"] [Date "2026.05.29"] [Round "-"] [White "Koki6"] [Black "matias_navia_2016"] [Result "0-1"] [GameId "UltO2IOK"] [UTCDate "2026.05.29"] [UTCTime "23:45:36"] [WhiteElo "2002"] [BlackElo "1891"] [WhiteRatingDiff "-115"] [BlackRatingDiff "+57"] [Variant "Crazyhouse"] [TimeControl "300+0"] [ECO "C50"] [Opening "Italian Game: Giuoco Pianissimo"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 1.69] } 1... e5 { [%eval 2.29] } 2. Nf3 { [%eval 1.51] } 2... Nc6 { [%eval 1.73] } 3. Bc4 { [%eval 1.74] } 3... Bc5? { (1.74 → 3.36) Mistake. Nf6 was best. } { [%eval 3.36] } (3... Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. Nc3 Bc5 8. Nge4) 4. d3 { [%eval 2.58] } { C50 Italian Game: Giuoco Pianissimo } 4... h6? { (2.58 → 4.25) Mistake. Nf6 was best. } { [%eval 4.25] } (4... Nf6 5. Nc3 O-O 6. O-O Ng4 7. Ng5 d5 8. Nxd5 Kh8 9. P@f5) 5. Nc3 { [%eval 2.6] } 5... Nf6 { [%eval 5.49] } 6. Nd5 { [%eval 2.32] } 6... d6 { [%eval 2.55] } 7. Bd2?? { (2.55 → -0.30) Blunder. O-O was best. } { [%eval -0.3] } (7. O-O) 7... Be6?? { (-0.30 → 3.14) Blunder. Nxd5 was best. } { [%eval 3.14] } (7... Nxd5 8. Bxd5 Qf6 9. N@h5 Qg6 10. d4 Bxd4 11. Bxc6+ bxc6 12. Nxd4 exd4 13. N@f4) 8. Nxf6+?? { (3.14 → 0.84) Blunder. O-O was best. } { [%eval 0.84] } (8. O-O) 8... Qxf6 { [%eval 1.44] } 9. Bxe6?? { (1.44 → -1.90) Blunder. O-O was best. } { [%eval -1.9] } (9. O-O O-O-O) 9... Qxe6?? { (-1.90 → 4.42) Blunder. Bxf2+ was best. } { [%eval 4.42] } (9... Bxf2+ 10. Kxf2 fxe6 11. N@g4 Qf7 12. B@a4 B@h5 13. B@h3 N@d4 14. Bxc6+ bxc6 15. N@f6+) 10. N@b5?? { (4.42 → -0.71) Blunder. B@f5 was best. } { [%eval -0.71] } (10. B@f5) 10... O-O?? { (-0.71 → 2.10) Blunder. Bxf2+ was best. } { [%eval 2.1] } (10... Bxf2+ 11. Kxf2 B@b6+ 12. Kf1 P@h3 13. Nxc7+ Bxc7 14. gxh3 Qxh3+ 15. B@g2 Qxg2+ 16. Kxg2) 11. Nxc7?? { (2.10 → -0.14) Blunder. O-O was best. } { [%eval -0.14] } (11. O-O) 11... Qc8?? { (-0.14 → 2.53) Blunder. Qg6 was best. } { [%eval 2.53] } (11... Qg6 12. Kf1 B@g4 13. B@f5 Bxf5 14. exf5 Qxf5 15. B@e4 Qxe4 16. dxe4 Bxf2 17. Kxf2) 12. Nxa8?? { (2.53 → -0.53) Blunder. Nd5 was best. } { [%eval -0.53] } (12. Nd5 Bxf2+ 13. Kxf2 B@c5+ 14. Ke1 P@e3 15. Nxe3 Bxe3 16. Bxe3 Nb4 17. P@c4 N@g4) 12... Qxa8?? { (-0.53 → 5.52) Blunder. Bxf2+ was best. } { [%eval 5.52] } (12... Bxf2+ 13. Kxf2 B@c5+ 14. Kf1 N@f2 15. P@e3 Nxd1 16. Rxd1 P@h3 17. B@f5 hxg2+ 18. Kxg2) 13. Qc1?? { (5.52 → -0.99) Blunder. O-O was best. } { [%eval -0.99] } (13. O-O B@f4) 13... B@b4?? { (-0.99 → 1.53) Blunder. Bxf2+ was best. } { [%eval 1.53] } (13... Bxf2+ 14. Kxf2) 14. c3?? { (1.53 → -2.00) Blunder. P@e3 was best. } { [%eval -2.0] } (14. P@e3 Bxe3 15. fxe3 P@g4 16. B@e2 gxf3 17. Bxf3 Qd8 18. O-O N@h4 19. B@g4 N@f6) 14... Ba5?? { (-2.00 → 5.93) Blunder. Bxf2+ was best. } { [%eval 5.93] } (14... Bxf2+ 15. Kxf2 Bc5+ 16. Kf1 P@e3 17. Bxe3 Bxe3 18. Qxe3 N@g4 19. B@f2 Nxe3+ 20. Bxe3) 15. Bxh6 { [%eval 6.31] } 15... Kh8?? { (6.31 → Mate in 5) Checkmate is now unavoidable. Bxf2+ was best. } { [%eval #5] } (15... Bxf2+ 16. Kf1 Bab6 17. P@h7+ Kxh7 18. Bxg7 N@e3+ 19. Kxf2 N@g4+ 20. Ke2 P@c4 21. R@h4+) 16. R@h5?! { (Mate in 5 → 16.15) Lost forced checkmate sequence. Bxg7+ was best. } { [%eval 16.15] } (16. Bxg7+ Kxg7 17. P@f6+ Kh7 18. R@h6+ Kg8 19. P@h7+ Kh8 20. P@g7#) 16... gxh6?! { (16.15 → Mate in 2) Checkmate is now unavoidable. Bxf2+ was best. } { [%eval #2] } (16... Bxf2+ 17. Ke2 P@d2 18. Bxg7+ Kxg7 19. Qxd2 N@d4+ 20. Kxf2 N@g4+ 21. Kg1 Nxf3+ 22. gxf3) 17. Rxh6+?! { (Mate in 2 → 27.12) Lost forced checkmate sequence. Qxh6+ was best. } { [%eval 27.12] } (17. Qxh6+ Kg8 18. Qh7#) 17... Kg8?! { (27.12 → Mate in 3) Checkmate is now unavoidable. B@h7 was best. } { [%eval #3] } (17... B@h7 18. B@f5) 18. Qg5+ { [%eval #6] } 18... B@g7 { [%eval #6] } 19. B@h7+ { [%eval #5] } 19... Kh8 { [%eval #5] } 20. Rh5?! { (Mate in 5 → 10.73) Lost forced checkmate sequence. Bf5+ was best. } { [%eval 10.73] } (20. Bf5+ Kg8 21. Qxg7+ Kxg7 22. P@f6+ Kxh6 23. B@g5+ Kh5 24. g4#) 20... N@c2+ { [%eval 26.03] } 21. Kd1 { [%eval 15.92] } 21... Nxa1?! { (15.92 → Mate in 5) Checkmate is now unavoidable. Ne3+ was best. } { [%eval #5] } (21... Ne3+ 22. fxe3 N@f2+ 23. Ke2 Bxe3 24. Qxe3 Nxd3 25. Bf5+ P@h6 26. Kxd3) 22. Bg6+ { [%eval #6] } 22... Kg8 { [%eval #6] } 23. P@h7+?? { (Mate in 6 → 4.13) Lost forced checkmate sequence. Bh7+ was best. } { [%eval 4.13] } (23. Bh7+ Kh8 24. Qxg7+ Kxg7 25. P@f6+ Kxf6 26. B@g5+ Kg7 27. P@f6+ Kh8 28. P@g7#) 23... Kh8 { [%eval 2.58] } 24. Bf5?? { (2.58 → -16.87) Blunder. P@h6 was best. } { [%eval -16.87] } (24. P@h6) 24... R@b1+ { [%eval -15.07] } 25. Ke2 { [%eval -13.25] } 25... Rxh1?? { (-13.25 → Mate in 3) Checkmate is now unavoidable. Rxb2+ was best. } { [%eval #3] } (25... Rxb2+ 26. P@d2) 26. P@f6?? { (Mate in 3 → Mate in 4) Lost forced checkmate sequence. Qxg7+ was best. } { [%eval #-4] } (26. Qxg7+ Kxg7 27. P@h6+ Kf6 28. B@g5#) 26... R@c2+ { [%eval #-3] } 27. P@d2 { [%eval #-1] } 27... N@c1# { Black wins by checkmate. } 0-1