Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 d5 3. exd5 e4 4. Nd4 Qxd5 5. c3 Nf6 6. d3 Bd6 7. Be2 Qe5 8.
dxe4 O-O 9. O-O *
Position (FEN): rnb2rk1/ppp2ppp/3b1n2/4q3/3NP3/2P5/PP2BPPP/RNBQ1RK1 b - - 2 9
Black to move.
Themes: Kingside Attack Opening Mate in 1 
Puzzle rating: 464
Best move: Qxh2#