Chess puzzle (Checkmate)
Moves: 1. f4 e6 2. Nf3 d5 3. g4 e5 4. Nxe5 *
Position (FEN): rnbqkbnr/ppp2ppp/8/3pN3/5PP1/8/PPPPP2P/RNBQKB1R b KQkq - 0 4
Black to move.
Themes:  Opening Mate in 1 
Puzzle rating: 528
Best move: Qh4#