Question: Blackledge-Kearney was used by which administrator for a temporary headquarters during the crossing of the Hudson in the late 1770s?
Sentence (from "Blackledge-Kearney"): Blackledge-Kearney House, also known as "Cornwallis' Headquarters", is located within the Palisades Interstate Park in Alpine, Bergen County, New Jersey, United States.
Relevant evidence: No