general_fact: 2970 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 2970 is a harmonic divisor number.
trivia: 2970 is a boring number.
historical_date: February 17th is the day in 1500 that Duke Friedrich and Duke Johann attempt to subdue the peasantry of Dithmarschen, Denmark, in the Battle of Hemmingstedt.