Chess puzzle (Checkmate)
Opening: Scotch_Game, Scotch_Game_Scotch_Gambit
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 h6 5. O-O Nf6 6. e5 d5 7. Bb5 Nh7 8. Nxd4
Bd7 9. e6 fxe6 10. Qh5+ Ke7 11. Bxc6 bxc6 12. Re1 Nf6 *
Position (FEN): r2q1b1r/p1pbk1p1/2p1pn1p/3p3Q/3N4/8/PPP2PPP/RNB1R1K1 w - - 2 13
White to move.
Themes: Pin Opening Mate in 1 
Puzzle rating: 1446
Best move: Nf5#