general_fact: 316 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 316 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
trivia: 316 is an unremarkable number.
historical_date: November 11th is the day in 1918 that Józef Piłsudski assumes supreme military power in Poland - symbolic first day of Polish independence.