Question: When did the 50 cent coin come out?
Disambiguated questions and answers: question: When did the US 50 cent coin come out?
When did the US Kennedy 50 cent coin come out?
When did the Canadian 50 cent coin come out?
When did the British 50 cent coin come out?
When did the 12-sided Australian 50 cent coin come out?
When did the round Australian 50 cent coin come out?
When did the New Zealand 50 cent coin come out?
answer: December 1, 1794
March 24, 1964
January 2, 1908
1969
1969
1966
10 July 1967
Natural Questions answer: December 1 , 1794 (from the Wikipedia article "Half dollar (United States coin)")