Chess puzzle (Checkmate)
Opening: Four_Knights_Game, Four_Knights_Game_Spanish_Variation
Moves: 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Nd4 5. Nxe5 Bc5 6. Nd3 c6 7. Bc4 d5 8.
exd5 Bg4 9. f3 Qe7+ 10. Kf1 Nxf3 11. gxf3 *
Position (FEN): r3k2r/pp2qppp/2p2n2/2bP4/2B3b1/2NN1P2/PPPP3P/R1BQ1K1R b kq - 0 11
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1339
Best move: Bh3#