general_fact: 5185 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 5185 is the number of 2×2 singular matrices mod 17.
trivia: 5185 is a boring number.
historical_date: March 12th is the day in 1881 that Andrew Watson makes his Scotland debut as the world's first black international football player and captain.