general_fact: 47303 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 47303 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
trivia: 47303 is an unremarkable number.
historical_date: July 5th is the day in 1833 that Admiral Charles Napier defeats the navy of the Portuguese usurper Dom Miguel at the third Battle of Cape St. Vincent.