general_fact: 29614 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 29614 is an uninteresting number.
trivia: 29614 is an unremarkable number.
historical_date: January 28th is the day in 1909 that United States troops leave Cuba with the exception of Guantanamo Bay Naval Base after being there since the Spanish-American War.