Assertion: expression | /r/HasProperty | primary means
Facets:
value: no longer
type: TEMPORAL
Source sentences:
text: They are a primary means of conveying social information between humans, but they also occur in most other mammals and some other animal species.
text: As a psychology professor with Moebius syndrome, a condition involving facial paralysis, I’m personally and professionally interested in what happens when the face is no longer the primary means of expression.
text: They are a primary means of conveying social information between humans, but they also occur in most other mammals and some other animal species.