Assertion: yawning | /r/HasProperty | recorded
Facets:
value: well
type: DEGREE
Source sentences:
text: All the yawns that were triggered by a person (yawner) and by the potential responder (observer) who was in possible audio/visual contact with the yawner were recorded.
text: Yawning and cortisol, in combination, was proposed as a potential biomarker for early detection of neurological disease  and the first electromyogram representation of the yawn was reported  (Figures 1 and 2) .
text: Yawning appears to be contagious among humans and other animals, and the contagiousness of a yawn is well documented but hardly understood.