Chess puzzle (Checkmate)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Normal_Defense
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. a3 c5 5. Nf3 Nc6 6. Bf4 cxd4 7. Nxd4 Bc5 8.
Ndb5 O-O 9. Nc7 Rb8 10. cxd5 Nxd5 11. N3xd5 exd5 12. Qxd5 Qf6 13. Qxc5 Qxf4 14.
Nd5 Qe5 15. Rc1 Rd8 16. Ne3 Qxb2 17. g3 *
Position (FEN): 1rbr2k1/pp3ppp/2n5/2Q5/8/P3N1P1/1q2PP1P/2R1KB1R b K - 0 17
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1174
Best move: Qd2#