Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Bc4 Bc5 3. d3 Qh4 4. h3 *
Position (FEN): rnb1k1nr/pppp1ppp/8/2b1p3/2B1P2q/3P3P/PPP2PP1/RNBQK1NR b KQkq - 0 4
Black to move.
Themes: Attacking f2 or f7  Mate in 1 
Puzzle rating: 1500
Best move: Qxf2#