Chess puzzle (Checkmate)
Opening: Kings_Knight_Opening, Kings_Knight_Opening_Normal_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. b3 Bc5 4. Bb2 Nf6 5. Nc3 d6 6. g3 Bg4 7. Bg2 O-O 8. h3
Bh5 9. g4 Bg6 10. Nd5 Bxe4 11. Nxf6+ Qxf6 12. Qe2 Bxc2 13. Nh2 Nd4 14. Qc4 Nxb3
15. axb3 *
Position (FEN): r4rk1/ppp2ppp/3p1q2/2b1p3/2Q3P1/1P5P/1BbP1PBN/R3K2R b KQ - 0 15
Black to move.
Themes: Attacking f2 or f7 Middlegame Mate in 1 
Puzzle rating: 1027
Best move: Qxf2#