math_fact: 303 is the number of bipartite graphs with 8 vertices.
trivia: 303 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
historical_date: October 29th is the day in 2002 that Ho Chi Minh City ITC Inferno, a fire destroys a luxurious department store where 1500 people are shopping.