Assertion: warthog | /r/CapableOf | kneel on their front knees
Facets:
value: to feed
type: PURPOSE
Source sentences:
text: To reach lower down, they kneel on their front knees.
text: When feeding, they kneel on their front knees.
text: Warthogs kneel on their front knees to feed because they have short necks and relativity long legs.