Chess puzzle (Checkmate)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Other_variations
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 dxc4 6. Bxc4 a6 7. Nf3 b5 8. Bd3
Bb7 9. O-O O-O 10. Rc1 Nbd7 11. Re1 Rc8 12. e4 c5 13. e5 Nd5 14. Bxe7 Qxe7 15.
Nxd5 Bxd5 16. b3 cxd4 17. Nxd4 Qg5 18. Rxc8 *
Position (FEN): 2R2rk1/3n1ppp/p3p3/1p1bP1q1/3N4/1P1B4/P4PPP/3QR1K1 b - - 0 18
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 889
Best move: Qxg2#