math_fact: 1233 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
trivia: 1233 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
historical_date: May 17th is the day in 1939 that the Columbia Lions and the Princeton Tigers play in the United States' first televised sporting event, a collegiate baseball game in New York City.