Chess puzzle (Checkmate)
Opening: Italian_Game, Italian_Game_Two_Knights_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d5 5. exd5 Nxd5 6. Ng5 Qf6 7. Bxd5 Bc5 8.
O-O h6 9. Nxf7 O-O 10. Nxe5+ Kh8 11. Nxc6 Bxf2+ 12. Rxf2 Qxf2+ 13. Kh1 Qf1+ 14.
Qxf1 *
Position (FEN): r1b2r1k/ppp3p1/2N4p/3B4/8/3P4/PPP3PP/RNB2Q1K b - - 0 14
Black to move.
Themes:  Middlegame Back Rank Mate, Mate in 1 
Puzzle rating: 400
Best move: Rxf1#