[Event "Rated Three-check game"] [Site "https://lichess.org/Ios2dUdc"] [Date "2021.08.06"] [White "Santiago09Cast"] [Black "SRNagasinghe2009"] [Result "0-1"] [UTCDate "2021.08.06"] [UTCTime "02:26:18"] [WhiteElo "1449"] [BlackElo "1678"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+41"] [Variant "Three-check"] [TimeControl "180+2"] [ECO "A01"] [Opening "Nimzo-Larsen Attack: English Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. b3?! { (0.15 → -0.83) Inaccuracy. e4 was best. } (1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. O-O Nd4 5. Nxd4 cxd4) 1... c5?? { (-0.83 → 1.08) Blunder. Nc6 was best. } { A01 Nimzo-Larsen Attack: English Variation } (1... Nc6 2. Nf3 d5 3. Bb2 a6 4. e3 Bf5 5. g3 e6 6. Nc3) 2. Bb2 Nc6 3. g3?? { (1.36 → -0.50) Blunder. e4 was best. } (3. e4 Nf6) 3... Nb4?? { (-0.50 → 2.36) Blunder. Nf6 was best. } (3... Nf6 4. Nf3 g6 5. Bg2 d5 6. O-O Bg7 7. d3 O-O 8. Nbd2 d4 9. Ng5 e5 10. Kh1) 4. Bh3?? { (2.36 → -0.63) Blunder. e4 was best. } (4. e4 e6 5. Nf3 b6 6. Bg2 Nf6 7. O-O Be7 8. e5 Nfd5 9. d4 O-O 10. c4 Nc7) 4... Nd3+?? { (-0.63 → 3.00) Blunder. d5 was best. } (4... d5 5. Bg2 e5 6. Bxe5 Bf5 7. Na3 Nf6 8. Nf3 Bd6 9. Bxd6 Qxd6 10. O-O O-O 11. c3) 5. exd3 e6?! { (3.25 → 4.44) Inaccuracy. d5 was best. } (5... d5 6. Bg2 Nf6 7. Bxf6 gxf6 8. Qh5 e5 9. Nc3 Be6 10. Bh3 Qd7 11. Bxe6 Qxe6 12. Qh3) 6. Bg4?? { (4.44 → 1.63) Blunder. Nf3 was best. } (6. Nf3 d5 7. Na3 d4 8. Bg2 Nf6 9. Nc4 Be7 10. Nfe5 O-O 11. O-O Rb8 12. a4 Ra8) 6... Bd6?? { (1.63 → 7.40) Blunder. Nf6 was best. } (6... Nf6 7. Bh3 d5 8. Nf3 e5 9. Bxc8 Qxc8 10. Qe2 Bd6 11. Bxe5 Qe6 12. Nc3 O-O 13. O-O) 7. Bh5 g6 8. Bg4?? { (7.70 → 1.34) Blunder. Bxh8 was best. } (8. Bxh8 Nf6) 8... Qb6?? { (1.34 → 9.27) Blunder. Nf6 was best. } (8... Nf6 9. Qe2) 9. Qf3?? { (9.27 → 3.77) Blunder. Bxh8 was best. } (9. Bxh8) 9... Nh6? { (3.77 → 7.70) Mistake. f6 was best. } (9... f6) 10. Bxh8 Qb4 11. c3?! { (11.12 → 6.45) Inaccuracy. Bh3 was best. } (11. Bh3 f5) 11... Qxg4 12. Qf6?? { (6.70 → 0.05) Blunder. Na3 was best. } (12. Na3 Bb8 13. Qxg4 Nxg4 14. h3 Ne5 15. Bxe5 Bxe5 16. f4 Bb8 17. Nf3 b5 18. Nxb5 Bb7) 12... Nf5?? { (0.05 → 11.88) Blunder. b5 was best. } (12... b5 13. Na3 a6 14. Nc2 Bb7 15. Ne3 Qh5 16. h3 Ng8 17. Qg7 O-O-O 18. Rh2 Ne7 19. a4) 13. Bg7?? { (11.88 → Mate in 2) Checkmate is now unavoidable. Na3 was best. } (13. Na3 Nh4) 13... b6?? { (Mate in 2 → -0.36) Lost forced checkmate sequence. Qd1+ was best. } (13... Qd1+ 14. Kxd1 Ne3+) 14. Na3 Bb7?? { (-2.69 → Mate in 8) Checkmate is now unavoidable. Ba6 was best. } (14... Ba6 15. Nc4) 15. f3?? { (Mate in 8 → Mate in 2) Lost forced checkmate sequence. Nb5 was best. } (15. Nb5 Bf4 16. Nc7+ Bxc7 17. Bh6 Be5 18. Qxe5 Qd4 19. cxd4 Ng7 20. Qd6 Bxh1 21. Qf8+ Kxf8) 15... Bxf3 16. Nxf3 Bxg3+ 17. hxg3 Qxf3 18. Qxf7+ Kxf7 19. Rxh7 Qe2+ { Game ends by variant rule. } 0-1