Question: When was smoking banned in new york city?
Disambiguated questions and answers: question: When was anyone under 21 banned from smoking in NYC?
When was indoor smoking banned in NYC?
When was smoking in parks and rec centers banned in NYC?
When did New Yorks statewide smoking ban go into effect?
answer: May 18, 2014
March 30, 2003
May 23, 2011
July 24, 2003
Natural Questions answer: July 24 , 2003 (from the Wikipedia article "List of smoking bans in the United States")