Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Marshall_Gambit
Moves: 1. e4 e6 2. d4 d5 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Be3 Nxd4 7. Bxd4 dxe4 8.
Nxe4 Qa5+ 9. Bc3 Bb4 10. Be2 Bxc3+ 11. bxc3 Bd7 12. Nd6+ Ke7 13. O-O Bc6 14.
Nc4 Qd5 15. Qd4 *
Position (FEN): r5nr/pp2kppp/2b1p3/3q4/2NQ4/2P5/P1P1BPPP/R4RK1 b - - 8 15
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 865
Best move: Qxg2#