Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Alapin_Variation
Moves: 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 d6 7. Bc4 Nb6 8.
Bxf7+ Kxf7 9. Ng5+ Kg8 10. e6 h6 11. Qf3 Qe8 12. Qf7+ Qxf7 *
Position (FEN): r1b2bkr/pp2pqp1/1nnpP2p/6N1/3P4/8/PP3PPP/RNB1K2R w KQ - 0 13
White to move.
Themes: Advanced Pawn, Kingside Attack Opening Mate in 1 
Puzzle rating: 1066
Best move: exf7#