Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 Nfd7 5. Be3 c5 6. f4 cxd4 7. Bxd4 Bb4 8. Nf3
Nc6 9. Bb5 Nxd4 10. Qxd4 Bxc3+ 11. Qxc3 Qb6 12. Ba4 O-O 13. O-O-O Nc5 14. Bb3
Ne4 15. Qe1 Nf2 16. Rd4 Nxh1 17. Qxh1 Bd7 18. f5 a5 19. c3 exf5 20. Bxd5 Rac8
21. g3 Rfe8 22. Bxf7+ Kxf7 23. Rxd7+ Kg8 24. Rd4 Rxe5 25. Nxe5 Qxd4 26. Qxb7
Qe3+ 27. Kc2 Rd8 28. Qb3+ Kh8 29. Nf7+ Kg8 30. Nh6+ Kh8 31. Qg8+ Rxg8 *
Position (FEN): 6rk/6pp/7N/p4p2/8/2P1q1P1/PPK4P/8 w - - 0 32
White to move.
Themes:  Endgame Mate in 1, Smothered Mate 
Puzzle rating: 926
Best move: Nf7#