general_fact: 47459 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 47459 is a boring number.
trivia: 47459 is an uninteresting number.
historical_date: December 8th is the day in 1987 that Frank Vitkovic shoots and kills eight people at the Australia Post building in Melbourne, before jumping to his death.