Assertion: stingray | /r/HasProperty | placid
Facets:
value: usually
type: DEGREE
value: in self defence
type: PURPOSE
value: very
type: DEGREE
Source sentences:
text: Stingrays are generally placid rather than aggressive, even in self defence (though not in Steve Irwin's case!)
text: I have dived so many times with stingrays and they are usually very placid things," he said.