Assertion: gesture | /r/HasProperty | popularized by roger ebert
Facets:
value: on their televised review
type: TEMPORAL
Source sentences:
text: More recently, these gestures are associated with movie reviews, having been popularized by critics Gene Siskel and Roger Ebert on their televised review show Siskel & Ebert—the thumb up meaning a positive opinion of a film; the thumb down meaning a negative one.