Assertion: humpback whale's population | /r/HasProperty | reduced before moratorium
Facets:
value: on commercial whaling
type: LOCATION
value: greatly
type: DEGREE
value: in 1985
type: TEMPORAL
Source sentences:
text: Before a moratorium on commercial whaling in 1985, all populations of humpback whales were greatly reduced, some by more than 95 percent.