Assertion: killer whale's mother | /r/CapableOf | nurse young
Facets:
value: for one to two years
type: TEMPORAL
Source sentences:
text: Mothers of some species fast and nurse their young for one to two years.
text: Adult orcas generally help mothers to care for their young.
text: Mothers of some species fast and nurse their young for a relatively long period of time.
text: Mothers of some species fast and nurse their young for a relatively short period of time, which is more typical of baleen whales as their main food source (invertebrates) aren't found in their breeding and calving grounds (tropics).