Chess puzzle (Checkmate)
Opening: London_System, London_System_Other_variations
Moves: 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. Bd3 Nbd7 6. h3 b6 7. c3 Bb7 8. Nbd2
c5 9. O-O Nh5 10. Bh2 cxd4 11. exd4 O-O 12. Qb3 Bh6 13. a4 e6 14. Bxd6 Re8 15.
Bh2 Bxd2 16. Nxd2 Qg5 17. Qc2 *
Position (FEN): r3r1k1/pb1n1p1p/1p2p1p1/6qn/P2P4/2PB3P/1PQN1PPB/R4RK1 b - - 2 17
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 794
Best move: Qxg2#