Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Kan_Variation
Moves: 1. e4 c5 2. d4 cxd4 3. Nf3 e6 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nc6 7. Be3 Nf6 8.
Nb3 Ne5 9. O-O Neg4 10. h3 *
Position (FEN): r1b1kb1r/1pqp1ppp/p3pn2/8/4P1n1/1NNBB2P/PPP2PP1/R2Q1RK1 b kq - 0 10
Black to move.
Themes:  Opening Mate in 1 
Puzzle rating: 749
Best move: Qh2#