Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. dxc5 Bxc5 6. e4 Qa5 7. Bd2 Qb6 8.
Qe2 Qxb2 9. Rb1 Qa3 10. Rb3 Qa6 11. e5 Ng8 12. Ng5 Nc6 13. Qf3 Nh6 14. Be3 Nd4
15. Bxd4 Bxd4 16. Nce4 Bxe5 17. c5 Qxa2 18. Bd3 Qxb3 19. O-O b6 20. Nd6+ Bxd6
21. cxd6 Qd5 22. Be4 Qxg5 23. Bxa8 O-O 24. Bb7 Bxb7 25. Qxb7 Qa5 26. Qxd7 b5
27. Rd1 b4 28. Qe7 b3 29. d7 b2 30. d8=Q b1=Q *
Position (FEN): 3Q1rk1/p3Qppp/4p2n/q7/8/8/5PPP/1q1R2K1 w - - 0 31
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 940
Best move: Qexf8#