general_fact: 4397 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 4397 is an unremarkable number.
trivia: 4397 is an unremarkable number.
historical_date: January 14th is the day in 1639 that the "Fundamental Orders", the first written constitution that created a government, is adopted in Connecticut.