Chess puzzle (Checkmate)
Moves: 1. b4 Nf6 2. d4 e6 3. a3 Be7 4. Nf3 O-O 5. e3 a5 6. b5 b6 7. c4 Bb7 8. Be2 c6
9. Bb2 d5 10. Nbd2 dxc4 11. Bxc4 cxb5 12. Bxb5 Nd5 13. O-O Nc6 14. Rc1 Na7 15.
Bd3 Rc8 16. Ne5 Qd6 17. Ne4 Qd8 18. Rxc8 Qxc8 19. Qh5 g6 20. Qh6 Rd8 21. Nxf7
Kxf7 22. Qxh7+ Ke8 23. Qxg6+ Kd7 24. Rc1 Nc7 25. Nf6+ Bxf6 26. Qxf6 Re8 27. a4
Qd8 28. Qe5 Rg8 29. Ba3 Rxg2+ 30. Kf1 Rg5 31. Qd6+ Kc8 32. Qxb6 Kb8 33. Ba6 Qc8
34. Bd6 Rg7 35. Rb1 Ka8 36. Bxb7+ Qxb7 *
Position (FEN): k7/nqn3r1/1Q1Bp3/p7/P2P4/4P3/5P1P/1R3K2 w - - 0 37
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 803
Best move: Qxb7#