general_fact: 47195 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 47195 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
trivia: 47195 is a boring number.
historical_date: March 19th is the day in 2004 that a Swedish DC-3 shot down by a Russian MiG-15 in 1952 over the Baltic Sea is finally recovered after years of work.