Chess puzzle (Checkmate)
Opening: Vienna_Game, Vienna_Game_Falkbeer_Variation
Moves: 1. e4 e5 2. Nc3 Nf6 3. d3 Bc5 4. Be3 Bb6 5. Be2 Nc6 6. Qd2 d6 7. Nf3 Nd4 8.
Bxd4 exd4 9. Nd5 Nxd5 10. exd5 O-O 11. O-O-O Re8 12. h3 c5 13. dxc6 bxc6 14. g4
Qe7 15. Rde1 Qb7 16. g5 Rb8 17. b3 a5 18. Bd1 Bc5 *
Position (FEN): 1rb1r1k1/1q3ppp/2pp4/p1b3P1/3p4/1P1P1N1P/P1PQ1P2/2KBR2R w - - 2 19
White to move.
Themes: Hanging Piece Middlegame Back Rank Mate, Mate in 1 
Puzzle rating: 1015
Best move: Rxe8#