About: http://webisa.webdatacommons.org/281804968

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	There are many ways to distinguish between your free service and your service designed for paying customers, especially institutions.
http://www.w3.org/ns/prov#wasQuotedFrom	edsurge.com