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[Event "Antichess Arena"] [Site "http://chess-academy.net/VxV1kCfx"] [Date "2025.03.01"] [Round "-"] [White "Ariadna"] [Black "Katherina"] [Result "1-0"] [UTCDate "2025.03.01"] [UTCTime "12:59:01"] [WhiteElo "1552"] [BlackElo "1637"] [WhiteRatingDiff "+58"] [BlackRatingDiff "-61"] [Variant "Antichess"] [TimeControl "420+2"] [ECO "?"] [Opening "?"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4?? { (0.15 → Mate in 15) Checkmate is now unavoidable. Best move was e3. } (1. e3 b5) 1... e5?? { (Mate in 15 → Mate in 17) Lost forced checkmate sequence. Best move was b5. } (1... b5 2. Bxb5 Nf6 3. Bxd7 Nxe4 4. Bxe8 Qxd2 5. Kxd2 Nxf2 6. Bxf7 Nxd1 7. Kxd1 g5 8. Bxg5) 2. f4 exf4 3. Ba6?? { (Mate in 16 → 0.43) Lost forced checkmate sequence. Best move was b4. } (3. b4 Bxb4 4. Qg4 Bxd2 5. Qxg7 Bxe1 6. Qxh7 Rxh7 7. Bxf4 Rxh2 8. Bxc7 Qxc7 9. Rxh2 Qxc2) 3... bxa6? { (0.43 → 1.72) Mistake. Best move was Nxa6. } (3... Nxa6 4. Qg4) 4. b4? { (1.72 → -0.06) Mistake. Best move was e5. } (4. e5 Ba3) 4... Bxb4 5. Nc3?? { (0.64 → Mate in 16) Checkmate is now unavoidable. Best move was Qg4. } (5. Qg4 Bxd2) 5... Bxc3 6. dxc3 f3 7. Qxd7 Kxd7 8. gxf3 Qg5 9. Bxg5 Ke7?? { (Mate in 11 → -0.29) Lost forced checkmate sequence. Best move was Kd8. } (9... Kd8 10. Bxd8 Nc6 11. Bxc7 Bg4 12. fxg4 Ne5 13. Bxe5 a5 14. Bxg7 Rf8 15. Bxh8 Nf6 16. Bxf6) 10. Bxe7 Nxe7 11. e5?? { (-0.44 → Mate in 10) Checkmate is now unavoidable. Best move was Nh3. } (11. Nh3 Bxh3) 11... f6?? { (Mate in 10 → 2.43) Lost forced checkmate sequence. Best move was Bh3. } (11... Bh3 12. Nxh3 g5 13. Nxg5 Rd8 14. Nxf7 Nf5 15. Nxd8 Nc6 16. Nxc6 Rc8 17. Nxa7 h6 18. Nxc8) 12. exf6 gxf6 13. Nh3? { (1.74 → 0.34) Mistake. Best move was f4. } (13. f4) 13... Bxh3 14. Rf1? { (1.15 → -0.66) Mistake. Best move was Rg1. } (14. Rg1) 14... Bxf1 15. Kxf1 Nf5?? { (0.09 → Mate in 6) Checkmate is now unavoidable. Best move was Nbc6. } (15... Nbc6 16. Ke2) 16. h4 Nxh4 17. Ke1?! { (Mate in 5 → Mate in 6) Not the best checkmate sequence. Best move was Re1. } (17. Re1 Nxf3 18. Re8 Rxe8 19. Ke2 Rxe2 20. a4 Rxc2 21. a5 Rxc3#) 17... Nxf3 18. Kd2 Nxd2 19. Rb1 Nxb1 20. a3?! { (Mate in 3 → Mate in 6) Not the best checkmate sequence. Best move was a4. } (20. a4 Nxc3 21. a5 Nb1 22. c3 Nxc3#) 20... Nxc3 21. a4 Nxa4 22. c3 Nxc3# { Game ends by variant rule. } 1-0