Assertion: zebra | /r/HasProperty | threatened in the past
Facets:
value: mainly
type: DEGREE
value: by hunting for their skins
type: MANNER
Source sentences:
text: In the past, Grévy's zebras were threatened mainly by hunting for their skins which fetched a high price on the world market.
text: In the past, Grévy's zebras were threatened mainly by hunting for their skins which fetched a high price on the world market.