Chess puzzle (Checkmate)
Opening: English_Opening, English_Opening_Kings_English_Variation
Moves: 1. c4 e5 2. Nc3 Bc5 3. g3 Qf6 4. Bg2 *
Position (FEN): rnb1k1nr/pppp1ppp/5q2/2b1p3/2P5/2N3P1/PP1PPPBP/R1BQK1NR b KQkq - 2 4
Black to move.
Themes: Attacking f2 or f7 Opening Mate in 1 
Puzzle rating: 599
Best move: Qxf2#