Chess puzzle (Checkmate)
Opening: Russian_Game, Russian_Game_Italian_Variation
Moves: 1. e4 e5 2. Bc4 Nf6 3. Nf3 d5 4. exd5 Nxd5 5. Qe2 f6 6. O-O Nf4 7. Qe1 Bg4 8.
Qe3 b6 9. h3 Bc5 10. Qb3 Bh5 11. Re1 Nc6 12. Bb5 Qd6 13. Bxc6+ Qxc6 14. d4 Bxd4
15. Nxd4 *
Position (FEN): r3k2r/p1p3pp/1pq2p2/4p2b/3N1n2/1Q5P/PPP2PP1/RNB1R1K1 b kq - 0 15
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1035
Best move: Qxg2#