Assertion: guinea pig's time | /r/HasProperty | long
Facets:
value: very
type: DEGREE
Source sentences:
text: You might be surprised to learn that guinea pigs have been domesticated for a long time – around 4500 years, in fact.
text: Guinea Pigs have been around for a very long time – fossil records of the guinea pigs existence date back to the Miocene period over 18 million years ago.