Chess puzzle (Checkmate)
Opening: English_Opening, English_Opening_Kings_English_Variation
Moves: 1. c4 e5 2. Nc3 Nf6 3. e3 c5 4. g3 b6 5. Bg2 Nc6 6. Nd5 Bb7 7. b3 Nb4 8. Nxf6+
Qxf6 9. Bxb7 Rb8 10. Bg2 Nd3+ 11. Kf1 *
Position (FEN): 1r2kb1r/p2p1ppp/1p3q2/2p1p3/2P5/1P1nP1P1/P2P1PBP/R1BQ1KNR b k - 4 11
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 546
Best move: Qxf2#