Assertion: ape's behavior | /r/HasProperty | suggestive of referential understanding
Facets:
Source sentences:
text: For example, if there are different responses to different utterers (e.g. infant vs. adult, dominant vs. submissive), this is thought to demonstrate flexibility in the behavior that is suggestive of referential understanding (Evans 2002; Tomasello & Zuberbühler 2002).