Chess puzzle (Checkmate)
Opening: Semi-Slav_Defense, Semi-Slav_Defense_Marshall_Gambit
Moves: 1. d4 d5 2. c4 c6 3. Nc3 e6 4. e4 dxe4 5. Nxe4 Nf6 6. Bg5 Be7 7. Nxf6+ Bxf6 8.
Be3 O-O 9. Bd3 e5 10. dxe5 Bxe5 11. Qc2 Qc7 12. Nf3 Re8 13. Nxe5 Qxe5 14. O-O
h6 15. Rfe1 Qf6 16. Bg5 Rxe1+ 17. Rxe1 Qxg5 *
Position (FEN): rnb3k1/pp3pp1/2p4p/6q1/2P5/3B4/PPQ2PPP/4R1K1 w - - 0 18
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1437
Best move: Re8#