Chess puzzle (Checkmate)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Central_Variation
Moves: 1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 e6 6. Nf3 c5 7. O-O cxd4 8.
Qxd4 Nc6 9. Qd1 Be7 10. a3 O-O 11. Re1 a6 12. Qc2 Bd7 13. Nc3 Nb6 14. Bd3 h6
15. h3 Rc8 16. Qd2 Na5 17. Bc2 Nac4 18. Qd3 Bc6 *
Position (FEN): 2rq1rk1/1p2bpp1/pnb1p2p/4P3/2n5/P1NQ1N1P/1PB2PP1/R1B1R1K1 w - - 7 19
White to move.
Themes:  Opening Mate in 1 
Puzzle rating: 798
Best move: Qh7#