About: http://webisa.webdatacommons.org/142302588

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	Everyone, including presenters, must register to attend the convention.
http://www.w3.org/ns/prov#wasQuotedFrom	englishconvention.org