Chess puzzle (Checkmate)
Opening: Slav_Defense, Slav_Defense_Three_Knights_Variation
Moves: 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bf5 5. cxd5 Nxd5 6. Qb3 b6 7. e4 Nxc3 8.
exf5 Nd5 9. Bg5 h6 10. Bh4 Qd7 11. g4 e6 12. Ne5 Bb4+ 13. Ke2 Nf4+ 14. Kf3 Qxd4
15. Rd1 Qxe5 *
Position (FEN): rn2k2r/p4pp1/1pp1p2p/4qP2/1b3nPB/1Q3K2/PP3P1P/3R1B1R w kq - 0 16
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1285
Best move: Rd8#