Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Delayed_Alapin_Variation
Moves: 1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. Be2 Nc6 6. d3 Nf6 7. O-O Be7 8. Be3
O-O 9. Nbd2 b6 10. d4 cxd4 11. Nxd4 Ne5 12. N2f3 Bb7 13. Nxe5 *
Position (FEN): r4rk1/pb2bppp/1p2pn2/3qN3/3N4/2P1B3/PP2BPPP/R2Q1RK1 b - - 0 13
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1215
Best move: Qxg2#