Assertion: whale's baleen | /r/ObjectUse | used as replacement
Facets:
value: for wood
type: PURPOSE
value: in products
type: LOCATION
Source sentences:
text: In the 18th and 19th centuries, baleen whales especially were hunted for their baleen, which was used as a replacement for wood, or in products requiring strength and flexibility such as corsets and crinoline skirts.