Chess puzzle (Checkmate)
Moves: 1. c3 d5 2. e3 e5 3. d4 exd4 4. cxd4 Nf6 5. Nc3 c5 6. dxc5 Bxc5 7. a3 Be6 8.
Bb5+ Nbd7 9. Nf3 O-O 10. O-O a6 11. Bd3 Rc8 12. Ng5 h6 13. Nf3 b5 14. Ne2 Ba7
15. Nf4 Bb8 16. Nxe6 fxe6 17. Nd4 Qc7 18. Nxe6 *
Position (FEN): 1br2rk1/2qn2p1/p3Nn1p/1p1p4/8/P2BP3/1P3PPP/R1BQ1RK1 b - - 0 18
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 773
Best move: Qxh2#