Definition: Given a text, write a compressed version of it in a single sentence.
Input: "Persons of a certain age learned by rote that eight furlongs make a mile, and since the 9th century, a furlong has described an eighth part of an English mile, regardless of its agricultural definition."
Output:
"Eight furlongs make a mile, & ...a furlong has described an 8th part of an English mile, regardless of its agricultural definition."