Chess puzzle (Checkmate)
Opening: Kings_Pawn_Game, Kings_Pawn_Game_Leonardis_Variation
Moves: 1. e4 e5 2. d3 Bc5 3. c4 Qh4 4. h3 *
Position (FEN): rnb1k1nr/pppp1ppp/8/2b1p3/2P1P2q/3P3P/PP3PP1/RNBQKBNR b KQkq - 0 4
Black to move.
Themes: Attacking f2 or f7 Opening Mate in 1 
Puzzle rating: 923
Best move: Qxf2#