Chess puzzle (Checkmate)
Moves: 1. d4 c6 2. c4 d5 3. c5 Bg4 4. h3 Bh5 5. f3 e5 6. b4 Qh4+ 7. Kd2 Qxd4+ 8. Kc2
Qxa1 9. a3 Qa2+ 10. Bb2 Qc4+ 11. Kd2 d4 12. e4 dxe3+ 13. Kxe3 Qf4+ 14. Ke2 e4
15. Bc1 exf3+ 16. gxf3 Qe4+ 17. Be3 Qe5 18. Kf2 Nd7 19. Bc4 Ne7 20. Ne2 Rd8 21.
Bd4 Qf5 22. Ng3 Qg6 23. Qe2 Nf6 24. Bd3 Qg5 25. Be3 Qh4 26. Bf5 Nfd5 27. Bd2
Bg6 28. Bg4 h5 29. Nc3 f5 30. Nxd5 Rxd5 31. Bc3 fxg4 32. hxg4 Qg5 33. Ne4 Qf4
34. Nd6+ Rxd6 35. cxd6 Rh6 36. Bxg7 Bxg7 *
Position (FEN): 4k3/pp2n1b1/2pP2br/7p/1P3qP1/P4P2/4QK2/7R w - - 0 37
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 666
Best move: Qxe7#