Chess puzzle (Checkmate)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Normal_Variation
Moves: 1. d4 d5 2. c4 dxc4 3. Nf3 c6 4. a4 b5 5. axb5 cxb5 6. Nc3 Qb6 7. e4 Bb7 8. Ne5
e6 9. Qf3 Nf6 10. Bg5 Be7 11. Bxf6 Bxf6 12. Ng4 Qxd4 13. Rd1 Qc5 14. Nxf6+ gxf6
15. Qxf6 Rf8 *
Position (FEN): rn2kr2/pb3p1p/4pQ2/1pq5/2p1P3/2N5/1P3PPP/3RKB1R w Kq - 1 16
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 812
Best move: Rd8#