general_fact: 47866 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 47866 is a boring number.
trivia: 47866 is a boring number.
historical_date: January 19th is the day in 1946 that General Douglas MacArthur establishes the International Military Tribunal for the Far East in Tokyo to try Japanese war criminals.