Chess puzzle (Checkmate)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Gunsberg_Defense
Moves: 1. d4 d5 2. c4 dxc4 3. Nf3 c5 4. d5 Nf6 5. Nc3 e6 6. e4 exd5 7. exd5 Bg4 8. Be2
Bd6 9. O-O O-O 10. Bg5 Re8 11. Re1 Qb6 12. Na4 Qb4 13. b3 cxb3 14. axb3 Bxf3
15. Bxf3 Be5 16. Bxf6 Bxf6 *
Position (FEN): rn2r1k1/pp3ppp/5b2/2pP4/Nq6/1P3B2/5PPP/R2QR1K1 w - - 0 17
White to move.
Themes: Hanging Piece Middlegame Back Rank Mate, Mate in 1 
Puzzle rating: 775
Best move: Rxe8#