Chess puzzle (Checkmate)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Other_variations
Moves: 1. d4 d5 2. c4 e6 3. e3 Nf6 4. Nf3 b6 5. cxd5 Nxd5 6. Nc3 Bb7 7. Bd2 Bd6 8. Be2
O-O 9. O-O Nxc3 10. bxc3 f5 11. Bc1 g5 12. Bd3 g4 13. Nd2 Qh4 14. g3 Qh3 15. f3
Rf6 16. Rf2 Rh6 17. f4 Qxg3+ 18. hxg3 *
Position (FEN): rn4k1/pbp4p/1p1bp2r/5p2/3P1Pp1/2PBP1P1/P2N1R2/R1BQ2K1 b - - 0 18
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 754
Best move: Rh1#