Assertion: killer whale | /r/CapableOf | attack gray whale
Facets:
value: -operatively
type: MANNER
Source sentences:
text: Also, killer whales were known to attack the "great whales," like the blue whale and the gray whale, and bite off their lips and tongues.
text: They have also been seen co-operatively attacking large whales, such as grey whales, repeatedly forcing the baleen whale to submerge prematurely until it is exhausted and then attacked.