Question: Which of the airport close to Robert's Lounge is the busiest international air passenger gateway into North America, the fifth busiest airport in the United States and the busiest airport in the New York City airport system, handling just under 59 million passengers in 2016?
Sentence (from "International air travel from the United Kingdom"): In 2008, London Heathrow Airport which is also the busiest international airport on Earth handled 67,054,745 passengers which is more than the total population of the United Kingdom.
Relevant evidence: No