Assertion: elk | /r/CapableOf | keep it's head
Facets:
value: at those times
type: TEMPORAL
Source sentences:
text: Of course, much of the pond weed, lilies, and tubers they crave can be reached by just wading in, that's why a group of moose is called a "wade", and at those times, the moose may keep it's head completely underwater, often for more than a minute at a time.