Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Smith-Morra_Gambit
Moves: 1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd1 e6 5. Bd3 Qc7 6. Ne2 Nf6 7. O-O Be7 8.
Kh1 O-O 9. f4 d6 10. f5 exf5 11. exf5 Ne5 12. Nbc3 Nxd3 13. cxd3 b6 14. Nd4 Bb7
15. Ndb5 Qc6 16. Qe2 a6 17. Qxe7 *
Position (FEN): r4rk1/1b2Qppp/ppqp1n2/1N3P2/8/2NP4/PP4PP/R1B2R1K b - - 0 17
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 748
Best move: Qxg2#