[Event "Yearly Antichess Arena"] [Site "https://lichess.org/T9i90qfR"] [Date "2024.05.13"] [White "JKJENSEN"] [Black "b0stja"] [Result "1-0"] [UTCDate "2024.05.13"] [UTCTime "21:36:43"] [WhiteElo "1765"] [BlackElo "2169"] [WhiteRatingDiff "+29"] [BlackRatingDiff "-10"] [Variant "Antichess"] [TimeControl "180+0"] [ECO "?"] [Opening "?"] [Termination "Normal"] [Annotator "lichess.org"] 1. g3 Nh6 2. g4 Nxg4 3. h3 Nxf2 4. Kxf2 b6? { (0.05 → 1.28) Mistake. g5 was best. } (4... g5 5. Qe1 g4 6. hxg4 Bh6 7. Rxh6 Rg8 8. Rxh7 Rxg4 9. Rxf7) 5. b3? { (1.28 → 0.08) Mistake. d3 was best. } (5. d3 g5) 5... b5?? { (0.08 → 2.07) Blunder. g5 was best. } (5... g5 6. Qe1) 6. a4?? { (2.07 → 0.00) Blunder. d3 was best. } (6. d3 g5) 6... bxa4 7. Rxa4? { (0.48 → -1.07) Mistake. bxa4 was best. } (7. bxa4 a5 8. Nc3 Nc6 9. Na2 Na7 10. Kg3 Nb5 11. axb5 a4 12. b6 cxb6) 7... g5? { (-1.07 → 0.21) Mistake. c5 was best. } (7... c5 8. Rxa7 Rxa7 9. b4 cxb4 10. e3 Rg8 11. Ba3 Rxa3 12. Nxa3 bxa3 13. Ne2) 8. Rxa7 Rxa7 9. Na3?? { (0.25 → Mate in 13) Checkmate is now unavoidable. Ba3 was best. } (9. Ba3 Rxa3) 9... Rxa3 10. Bxa3 c5 11. Bxc5 g4 12. Bxe7 Qxe7?? { (Mate in 10 → -0.44) Lost forced checkmate sequence. Kxe7 was best. } (12... Kxe7 13. hxg4 Qb6 14. Rxh7 Qxf2 15. Rxf7 Qxf1 16. Rxf1 Kf6 17. Rxf6 Rh5 18. gxh5) 13. hxg4 Qxe2 14. Rxh7?? { (-0.62 → Mate in 8) Checkmate is now unavoidable. Nxe2 was best. } (14. Nxe2 Bh6) 14... Rxh7?? { (Mate in 8 → 1.05) Lost forced checkmate sequence. Qxf2 was best. } (14... Qxf2 15. Rxf7 Qxf1 16. Rxf1 Kf7 17. Rxf7 Rh5 18. gxh5 d5 19. Rxf8 Bd7 20. Rxb8) 15. Nxe2 Rh3 16. Bxh3 Ke7?? { (0.37 → 2.14) Blunder. Ba6 was best. } (16... Ba6 17. Bf1 Bxe2 18. Bxe2 Na6 19. Bxa6 Bg7 20. Qa1 Bxa1 21. d3 Be5 22. d4) 17. d4?? { (2.14 → Mate in 10) Checkmate is now unavoidable. Ng3 was best. } (17. Ng3 f5) 17... f5?? { (Mate in 10 → Mate in 13) Lost forced checkmate sequence. Ba6 was best. } (17... Ba6 18. Bf1 Bxe2 19. Kxe2 Kd6 20. Qb1 f5 21. gxf5 Ke5 22. dxe5 Bd6 23. exd6) 18. gxf5 d5 19. Bf1 Bxf5 20. Qa1 Bxc2 21. Ng3 Bxb3 22. Qd1 Bxd1 23. Kf3 Bxf3 24. Nh5 Bxh5 25. Be2 Bxe2# { Game ends by variant rule. } 1-0