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4+0 • Rated •
ANTICHESS
MATEI11 (1225?)
−25
IANIS7 (1563?)
+22
Variant ending • Black is victorious
Ariadna Arena
Spectators
FEN
PGN
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[Event "Ariadna Arena"] [Site "http://chess-academy.net/o8dR9km0"] [Date "2025.03.27"] [Round "-"] [White "MATEI11"] [Black "IANIS7"] [Result "0-1"] [UTCDate "2025.03.27"] [UTCTime "17:41:58"] [WhiteElo "1225"] [BlackElo "1563"] [WhiteRatingDiff "-25"] [BlackRatingDiff "+22"] [Variant "Antichess"] [TimeControl "240+0"] [ECO "?"] [Opening "?"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4?? { (0.15 → Mate in 15) Checkmate is now unavoidable. Best move was e3. } (1. e3 b5 2. Bxb5 e6 3. Bxd7 Nxd7 4. b4 Bxb4 5. Qh5 Bxd2 6. Qxh7 Rxh7 7. Kxd2 Rxh2) 1... e5 2. dxe5 d6?? { (Mate in 14 → -0.60) Lost forced checkmate sequence. Best move was Ba3. } (2... Ba3 3. bxa3 Qg5 4. Bxg5 Kd8 5. Bxd8 Nc6 6. Bxc7 Nxe5 7. Qxd7 Bxd7 8. Bxe5 a5 9. Bxg7) 3. exd6 cxd6?? { (-1.08 → Mate in 18) Checkmate is now unavoidable. Best move was Bxd6. } (3... Bxd6 4. Qxd6) 4. Qxd6 Qxd6 5. Kd2?? { (Mate in 16 → -9.22) Lost forced checkmate sequence. Best move was Bh6. } (5. Bh6 gxh6 6. f4 Qxf4 7. g4 Bxg4 8. b4 Qxb4 9. Nc3 Qxc3 10. Rb1 Qxe1 11. Rxb7 Qxf1) 5... Qxd2 6. Bxd2? { (-7.85 → Mate in 10) Checkmate is now unavoidable. Best move was Nxd2. } (6. Nxd2 Bh3 7. Nxh3 Ba3 8. bxa3 Kd8 9. Nf4 Ne7 10. Ng6 fxg6 11. e3 Nec6 12. Ba6 Nxa6) 6... Bb4 7. Bxb4 a5?? { (Mate in 9 → Mate in 14) Lost forced checkmate sequence. Best move was Kf8. } (7... Kf8 8. Bxf8 h5 9. Bxg7 Nc6 10. Bxh8 Bh3 11. Nxh3 Nd4 12. Bxd4 Rd8 13. Bxa7 b6 14. Bxb6) 8. Bxa5 Rxa5 9. a4?? { (Mate in 13 → -2.20) Lost forced checkmate sequence. Best move was g4. } (9. g4 Rxa2 10. Rxa2 Bxg4 11. Ra7 Bxe2 12. Rxb7 Bxf1 13. Rxf7 Kxf7 14. Ne2 Bxe2 15. f3 Bxf3) 9... Rxa4 10. Rxa4 Na6?? { (-3.24 → 0.94) Blunder. Best move was Bg4. } (10... Bg4 11. Rxg4 g6 12. Rxg6 hxg6 13. h3 Rxh3 14. gxh3 Nd7 15. h4 Nf8 16. Nh3 g5 17. hxg5) 11. Rxa6 bxa6 12. Nc3? { (0.31 → -1.30) Mistake. Best move was g4. } (12. g4) 12... a5?? { (-1.30 → Mate in 9) Checkmate is now unavoidable. Best move was Bh3. } (12... Bh3 13. Nxh3) 13. Nf3?? { (Mate in 9 → -3.57) Lost forced checkmate sequence. Best move was b4. } (13. b4 axb4 14. Nf3 bxc3 15. g4 Bxg4 16. e3 Bxf3 17. Bd3 Bxh1 18. Bxh7 Rxh7 19. h4 Rxh4) 13... a4 14. Nxa4 Kd7?? { (-4.34 → -1.10) Blunder. Best move was Bh3. } (14... Bh3) 15. Nh4?? { (-1.10 → Mate in 6) Checkmate is now unavoidable. Best move was Nd2. } (15. Nd2 Ne7) 15... Kc6?? { (Mate in 6 → Mate in 9) Lost forced checkmate sequence. Best move was f5. } (15... f5 16. Nxf5 Kc6 17. Nxg7 Kb6 18. Nxb6 Bf5 19. Nxf5 Nh6 20. Nxh6 Rc8 21. Nxc8#) 16. Nc3?? { (Mate in 9 → Mate in 7) Lost forced checkmate sequence. Best move was Nf5. } (16. Nf5 Bxf5 17. e3 Bxc2 18. Nc5 Kxc5 19. e4 Bxe4 20. g4 Bxh1 21. f3 Bxf3 22. b3 Bxg4) 16... Kc5?? { (Mate in 7 → Mate in 9) Lost forced checkmate sequence. Best move was Bf5. } (16... Bf5 17. Nxf5 Nf6 18. Nxg7 Ne4 19. Nxe4 Kd6 20. Nxd6 Rd8 21. Nxf7 Rd3 22. cxd3 h5 23. Nxh5#) 17. Nd5 Kxd5 18. Nf5 Bxf5 19. e4 Kxe4 20. f3 Kxf3 21. gxf3 Bxc2 22. Bd3?? { (Mate in 7 → -1.20) Lost forced checkmate sequence. Best move was b3. } (22. b3 Bxb3 23. Bc4 Bxc4 24. Rf1 Bxf1 25. h3 Bxh3 26. f4 g5 27. fxg5 Nf6 28. gxf6 h6#) 22... Bxd3 23. f4?? { (-1.23 → Mate in 5) Checkmate is now unavoidable. Best move was Rf1. } (23. Rf1 Bxf1) 23... g5 24. fxg5 Bf1?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Nh6. } (24... Nh6 25. gxh6 Bf1 26. Rxf1 f5 27. Rxf5 Rf8 28. Rxf8#) 25. Rxf1 Nh6?? { (Mate in 4 → Mate in 4) Lost forced checkmate sequence. Best move was Ne7. } (25... Ne7 26. Rxf7 Rc8 27. Rxe7 Rc3 28. bxc3 h6 29. gxh6#) 26. gxh6?? { (Mate in 4 → Mate in 2) Lost forced checkmate sequence. Best move was Rxf7. } (26. Rxf7 Nxf7 27. g6 hxg6 28. h4 Rxh4 29. b4 Rxb4#) 26... Rg8?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was f5. } (26... f5 27. Rxf5 Rf8 28. Rxf8#) 27. Rxf7 Rg7?? { (Mate in 2 → Mate in 28) Lost forced checkmate sequence. Best move was Rg3. } (27... Rg3 28. Rxh7 Ra3 29. bxa3#) 28. Rxg7# { Game ends by variant rule. } 0-1
0
1
1
1
1
1
1
0
1
1
0
1
0
1
1
1
1
1
IANIS7
14
1
0
0
0
0
0
0
1
0
0
1
0
1
0
0
0
0
0
MATEI11
4
Computer analysis
Move times
Crosstable
FEN & PGN