About: http://webisa.webdatacommons.org/81836582

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	In the case of conferences and trade shows, use of official hashtags allows attendees and other participants to communicate with each other for the limited time associated with the event.
http://www.w3.org/ns/prov#wasQuotedFrom	prweb.com