Chess puzzle (Checkmate)
Opening: Grob_Opening, Grob_Opening_Other_variations
Moves: 1. g4 e5 2. Bg2 Bc5 3. a3 Qf6 4. f3 Qh4+ 5. Kf1 *
Position (FEN): rnb1k1nr/pppp1ppp/8/2b1p3/6Pq/P4P2/1PPPP1BP/RNBQ1KNR b kq - 2 5
Black to move.
Themes:  Opening Mate in 1 
Puzzle rating: 720
Best move: Qf2#