Assertion: giraffe | /r/CapableOf | average 1.9 hours per day
Facets:
Source sentences:
text: The giraffe has one of the shortest sleep requirements of any mammal, which is between 10 minutes and two hours in a 24-hour period, averaging 1.9 hours per day.
text: They have very short sleep requirements, averaging only 1.9 hours per day.