general_fact: 81794 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 81794 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
trivia: 81794 is an uninteresting number.
historical_date: December 11th is the day in 2006 that Felipe Calderon Hinojosa, the president of Mexico, launches a military-led offensive to put down the drug cartel violence in the state of Michoacán.