Question: In what mountain range does the river originate which serves as the backdrop for Wilderstein, a 19th-century Queen-Anne-style country house located in Rhinebeck, Dutchess County, New York, United States?
Sentence (from "Wilderstein"): Wilderstein is a 19th-century Queen-Anne-style country house on the Hudson River in Rhinebeck, Dutchess County, New York, United States.
Relevant evidence: Yes