general_fact: 26850 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 26850 is an uninteresting number.
trivia: 26850 is an unremarkable number.
historical_date: July 5th is the day in 1803 that the Convention of Artlenburg leads to the French occupation of Hanover (which had been ruled by the British king).