Assertion: sea otter | /r/CapableOf | go extinct
Facets:
value: due to killer whales
type: CAUSE
value: almost
type: DEGREE
value: in the 1900’s
type: TEMPORAL
Source sentences:
text: If they go extinct, the ecosystem will be severely disturbed.
text: In the 1900’s the sea otters almost went extinct due to killer whales feeding on them.