Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Taimanov_Variation
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. c4 Nf6 6. Nc3 Bb4 7. Nxc6 bxc6 8.
Bd3 Qc7 9. O-O h6 10. a3 Ba5 11. b4 Bb6 12. c5 Qe5 13. Bb2 Bc7 14. Na4 *
Position (FEN): r1b1k2r/p1bp1pp1/2p1pn1p/2P1q3/NP2P3/P2B4/1B3PPP/R2Q1RK1 b kq - 4 14
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 860
Best move: Qxh2#