About: http://webisa.webdatacommons.org/221511622

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	You do not even have to join to post something for sale, although there are some advantages to joining including being able to repost an ad (which may save you time later).
http://www.w3.org/ns/prov#wasQuotedFrom	nicheempires.com