Question:  Hell Gate seperates Randall's and Wards Islands from a neighborhood with a population of what?
Sentence (from "Triborough Bridge"): The bridge complex, which carries Interstate 278 and unmarked New York State Route 900G, connects with the FDR Drive and the Harlem River Drive in Manhattan, the Bruckner Expressway and the Major Deegan Expressway in the Bronx, and the Grand Central Parkway and Astoria Boulevard in Queens.
Relevant evidence: No