Assertion: okapi's giraffe | /r/CapableOf | lower its head
Facets:
value: by up to 5m
type: OTHER
value: to the ground
type: TRANSITIVE-OBJECT
Source sentences:
text: Thick-walled arteries in the neck have extra valves to counteract gravity when the head is up; when the giraffe lowers its head to the ground, special vessels at the base of the brain control blood pressure.
text: A fully grown giraffe can raise or lower its head by up to 5m, so it might actually pass out