About: http://webisa.webdatacommons.org/152253983

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Observation Studies: participant observation where observers monitor the participant's reactions such as facial and other gestures, the tone of voice or other body language cues.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org