Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 dxc4 3. Nd2 e6 4. Nxc4 Nf6 5. Nf3 a6 6. Bf4 Be7 7. e3 b5 8. Ncd2
Nbd7 9. Bd3 Bb7 10. e4 O-O 11. Qc2 Rc8 12. e5 Nd5 13. Bxh7+ Kh8 14. Bg3 c5 15.
Qd3 c4 16. Qc2 Nb4 17. Qb1 Nb6 18. Bc2 Nc6 19. h4 Nxd4 20. Ng5 Nxc2+ 21. Qxc2
Bxg2 *
Position (FEN): 2rq1r1k/4bpp1/pn2p3/1p2P1N1/2p4P/6B1/PPQN1Pb1/R3K2R w KQ - 0 22
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 934
Best move: Qh7#