Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Hyperaccelerated_Pterodactyl
Moves: 1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. dxc5 Nc6 5. Nc3 Qa5 6. Bd2 Qxc5 7. Bd3 Nh6 8.
Nd5 Qd6 9. Nc3 Nd4 10. O-O Ng4 11. Nxd4 *
Position (FEN): r1b1k2r/pp1pppbp/3q2p1/8/3NP1n1/2NB4/PPPB1PPP/R2Q1RK1 b kq - 0 11
Black to move.
Themes: Kingside Attack Opening Mate in 1 
Puzzle rating: 745
Best move: Qxh2#