Assertion: chimpanzee's behavior | /r/CreatedBy | human
Facets:
value: previously
type: TEMPORAL
value: before
type: TEMPORAL
Source sentences:
text: Kohler concluded that the chimpanzees demonstrate intelligent behavior which was only attributed to humans before.
text: Shortly after working in Tanzania, Goodall made two revolutionary observations about chimpanzees: 1) that they used tools, a behavior previously attributed only to humans; 2) chimpanzees were not vegetarian.