general_fact: 66943 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 66943 is an unremarkable number.
trivia: 66943 is an unremarkable number.
historical_date: April 13th is the day in 1909 that the Turkish military reverses the Ottoman countercoup of 1909 to force the deposal of Sultan Abdul Hamid II.