Chess puzzle (Checkmate)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Other_variations
Moves: 1. d4 d5 2. c4 dxc4 3. Nc3 a6 4. e4 b5 5. Nf3 Bb7 6. Be3 c6 7. Be2 e6 8. O-O
Bb4 9. Qc2 Bxc3 10. bxc3 Ne7 11. h3 O-O 12. Rad1 Nd7 13. a3 Qc7 14. Rd2 c5 15.
Rfd1 cxd4 16. cxd4 Nf6 17. e5 Nfd5 18. Ng5 Nxe3 *
Position (FEN): r4rk1/1bq1nppp/p3p3/1p2P1N1/2pP4/P3n2P/2QRBPP1/3R2K1 w - - 0 19
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 922
Best move: Qxh7#