Assertion: northern elephant seal | /r/HasProperty | slaughtered en masse
Facets:
value: for their oil-producing blubber
type: PURPOSE
Source sentences:
text: Slaughtered en masse for their oil-producing blubber, the northern elephant seal was at one time close to extinction.
text: Slaughtered en masse for their oil-producing blubber, the northern elephant seal was at one time close to extinction.