Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 Nf6 3. Nc3 c6 4. Nf3 Bf5 5. cxd5 cxd5 6. Bg5 h6 7. Bxf6 exf6 8.
e3 Nc6 9. Bb5 Bb4 10. O-O O-O 11. a3 a6 12. Bxc6 Bxc3 13. Bxb7 Bxb2 14. Rb1
Bxb1 15. Qxb1 Bxa3 16. Bxa8 Qxa8 17. Qb3 Bd6 18. Ra1 Rb8 19. Qa4 Rb6 20. g3 Bb4
21. Rb1 a5 22. Nd2 Qa6 23. Nb3 Bc3 24. Rc1 Rb4 25. Qe8+ Kh7 26. Nc5 Qe2 27.
Rxc3 Rb1+ 28. Kg2 Qf1+ 29. Kf3 Qd1+ 30. Kf4 g5+ 31. Kf5 *
Position (FEN): 4Q3/5p1k/5p1p/p1Np1Kp1/3P4/2R1P1P1/5P1P/1r1q4 b - - 1 31
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 953
Best move: Qf3#