general_fact: 88498 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 88498 is an uninteresting number.
trivia: 88498 is an uninteresting number.
historical_date: April 19th is the day in 1809 that an Austrian corps is defeated by the forces of the Duchy of Warsaw in the Battle of Raszyn, part of the struggles of the Fifth Coalition.