Assertion: yangtze river dolphin | /r/HasProperty | spread over the yangtze river area
Facets:
value: according to the history record
type: LOCATION
value: widely
type: DEGREE
Source sentences:
text: According to the history record, Yangtze River Dolphins were widely spread over the Yangtze River area, from 35km away the upstream of Gezhou Dam in Yichang County to the sea entrance near Shanghai City.