Assertion: whale's population | /r/HasProperty | driven to extinction
Facets:
value: from the kumanonada sea off wakayama
type: LOCATION
value: by commercial whaling
type: CAUSE
Source sentences:
text: Japan blue whale population: Some researchers have informally suggested that a former population of blue whales off Japan were driven to extinction by commercial whaling, mostly from the Kumanonada Sea off Wakayama, in the Gulf of Tosa, and in the Sea of Hyūga.