Chess puzzle (Checkmate)
Opening: Scandinavian_Defense, Scandinavian_Defense_Modern_Variation
Moves: 1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. Nf3 Nc6 6. b3 Bg4 7. Bb2 O-O-O
8. Be2 e5 9. O-O Bxf3 10. Bxf3 Qxd2 11. Bg4+ Kb8 12. Qxd2 Rxd2 13. Rad1 Rxc2
14. Bxe5 Rxa2 15. Rd7 Nxe5 *
Position (FEN): 1k3b1r/pppR1ppp/8/4n3/6B1/1P6/r4PPP/5RK1 w - - 0 16
White to move.
Themes:  Middlegame Back Rank Mate, Mate in 1 
Puzzle rating: 591
Best move: Rd8#