Chess puzzle (Checkmate)
Opening: Philidor_Defense, Philidor_Defense_Philidor_Countergambit
Moves: 1. e4 e5 2. Nf3 d6 3. d4 f5 4. Nc3 fxe4 5. Nxe4 d5 6. Nxe5 dxe4 7. Qh5+ Ke7 8.
Bg5+ Nf6 9. Qf7+ Kd6 10. Nc4+ Kc6 11. Ne5+ Kd6 12. c4 Qe7 *
Position (FEN): rnb2b1r/ppp1qQpp/3k1n2/4N1B1/2PPp3/8/PP3PPP/R3KB1R w KQ - 1 13
White to move.
Themes:  Opening Mate in 1 
Puzzle rating: 1316
Best move: c5#