Question: How many acres is the body of water that is also the name of a neighborhood where the main subjects lived in Grey Gardens?
Sentence (from "Grey Gardens"): The film depicts the everyday lives of two reclusive, formerly upper class women, a mother and daughter both named Edith Beale, who lived in poverty at Grey Gardens, a derelict mansion at 3 West End Road in the wealthy Georgica Pond neighborhood of East Hampton, New York.
Relevant evidence: Yes