Assertion: eider | /r/HasProperty | driven to extinction
Facets:
value: nearly
type: DEGREE
value: in the 1770s
type: TEMPORAL
Source sentences:
text: On the North American side, eider down initially was preferred, but once the eiders were nearly driven to extinction in the 1770s, down collectors switched to the great auk at the same time that hunting for food, fishing bait, and oil decreased.(p329)