About: http://webisa.webdatacommons.org/354418360

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	Yes, not to worry there is an option wherein you can clear the chat history wholly or even partly of the selected session.
http://www.w3.org/ns/prov#wasQuotedFrom	androidadvices.com