Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Other_variations
Moves: 1. d4 d5 2. e3 Nc6 3. c4 dxc4 4. Bxc4 a6 5. Ne2 Na5 6. Bd3 e6 7. O-O Nc6 8.
Nbc3 Nf6 9. b3 Bb4 10. Bb2 Nd5 11. Ne4 b6 12. a3 Be7 13. N4g3 Bb7 14. e4 Nf6
15. Bc2 O-O 16. Qd3 Qd7 17. e5 Nd5 *
Position (FEN): r4rk1/1bpqbppp/ppn1p3/3nP3/3P4/PP1Q2N1/1BB1NPPP/R4RK1 w - - 1 18
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 436
Best move: Qxh7#