Assertion: killer whale | /r/HasProperty | seen performing trick
Facets:
value: through the commands of their trainers
type: MANNER
Source sentences:
text: This is often seen at marine parks were killer whales can be seen performing tricks and acrobatic feats through the commands of their trainers and although they’re often isolated from the natural environment in many cases killer whales are able to remain fairly passive and maintain a positive attitude.