Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 Bf5 3. Nf3 Qxd5 4. Nc3 Qd6 5. Nh4 Bg6 6. Nxg6 hxg6 7. d3 Nc6
8. Be2 O-O-O 9. O-O *
Position (FEN): 2kr1bnr/ppp1ppp1/2nq2p1/8/8/2NP4/PPP1BPPP/R1BQ1RK1 b - - 4 9
Black to move.
Themes: Kingside Attack Opening Mate in 1 
Puzzle rating: 536
Best move: Qxh2#