Question: What is the name of the island at the center of the area overseen by the Port Authority of New York and New Jersey?
Sentence (from "Port Authority of New York and New Jersey"): The Port Authority of New York and New Jersey (PANYNJ) is a joint venture between the U.S. states of New York and New Jersey, established in 1921 through an interstate compact authorized by the United States Congress.
Relevant evidence: No