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 boring number.
trivia: 47303 is an unremarkable number.
historical_date: July 5th is the day in 2009 that Roger Federer wins a record 15th Grand Slam title in tennis, winning a five set match against Andy Roddick at Wimbledon.