general_fact: 55 is the common speed limit for rural secondary roads and many urban freeways in many states of the United States.
math_fact: 55 is a semiprime, being the product of 5 and 11 and it is the 2nd member of the (5.q) semiprime family.
trivia: 55 is the common speed limit for rural secondary roads and many urban freeways in many states of the United States.
historical_date: February 24th is the day in 1711 that the London première of Rinaldo by George Frideric Handel, the first Italian opera written for the London stage.