Assertion: spontaneous smile | /r/AtLocation | brief videos
Facets:
value: to both adults
type: TRANSITIVE-OBJECT
value: to kids
type: TRANSITIVE-OBJECT
Source sentences:
text: When experimental studies are done in which fake and apparently spontaneous smiles are shown in pictures or brief videos, to both adults and kids, and the only thing they have to do is mark a smile as genuine or not, people are pretty good at telling the difference.