general_fact: 9575 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 9575 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
trivia: 9575 is an uninteresting number.
historical_date: March 19th is the day in 1990 that the ethnic clashes of Târgu Mureş begin four days after the anniversary of the Revolutions of 1848 in the Habsburg areas.