general_fact: 8599 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 8599 is the number of forests with 14 vertices.
trivia: 8599 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
historical_date: July 17th is the day in 2009 that Jakarta double bombings at the JW Marriott and Ritz-Carlton Hotels killed 9 people including 4 foreigners.