Chess puzzle (Checkmate)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Albin_Countergambit
Moves: 1. d4 d5 2. c4 e5 3. cxd5 Qxd5 4. e3 Nc6 5. Nc3 Bb4 6. Bd2 Qd8 7. Bb5 exd4 8.
Bxc6+ bxc6 9. exd4 Qxd4 10. Nge2 Qg4 11. O-O Nf6 12. Rc1 Ba6 13. Re1 O-O 14.
Qa4 Bb7 15. h3 Qg6 16. Qxb4 c5 17. Qxc5 *
Position (FEN): r4rk1/pbp2ppp/5nq1/2Q5/8/2N4P/PP1BNPP1/2R1R1K1 b - - 0 17
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 782
Best move: Qxg2#