Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Other_variations
Moves: 1. e3 d5 2. d4 Nc6 3. Nf3 Bg4 4. Be2 Nf6 5. h3 Bxf3 6. Bxf3 e5 7. O-O e4 8. Be2
Bd6 9. c4 dxc4 10. Bxc4 Ne7 11. Nc3 c6 12. Qc2 Bc7 13. Nxe4 Nxe4 14. Qxe4 Qd6
15. a4 *
Position (FEN): r3k2r/ppb1nppp/2pq4/8/P1BPQ3/4P2P/1P3PP1/R1B2RK1 b kq - 0 15
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 564
Best move: Qh2#