Chess puzzle (Checkmate)
Moves: 1. e4 Nc6 2. Nf3 e5 3. Bc4 Be7 4. O-O Nf6 5. Re1 d6 6. h3 O-O 7. c3 a6 8. d4 b5
9. Bd5 Nxd5 10. exd5 Na5 11. dxe5 dxe5 12. Nxe5 Bd6 13. Bf4 f6 14. Nd3 Bf5 15.
Bxd6 Qxd6 16. Qf3 Bxd3 17. Re6 Qd7 18. Qxd3 c6 19. Nd2 cxd5 20. Rae1 Nc4 21.
Re7 Qc6 22. R1e6 Qc5 23. Nb3 Qc8 24. Qxd5 Kh8 25. Rc6 Qd8 26. Qxd8 Rfxd8 27.
Nd4 Nxb2 28. Rcc7 Rg8 29. Nf5 Rac8 30. Nh6 Rxc7 *
Position (FEN): 6rk/2r1R1pp/p4p1N/1p6/8/2P4P/Pn3PP1/6K1 w - - 0 31
White to move.
Themes:  Endgame Mate in 1, Smothered Mate 
Puzzle rating: 974
Best move: Nf7#