general_fact: 151 is the number of episodes that TV series Malcolm in the Middle ran on the Fox Network from 2000 to 2006.
math_fact: 151 is the 36th prime number, the previous is 149, with which it comprises a twin prime.
trivia: 151 is total number of types of Pokémon in the original set.
historical_date: May 30th is the day in 1968 that Charles de Gaulle reappears publicly after his flight to Baden-Baden, Germany, and dissolves the French National Assembly by a radio appeal.