About: http://webisa.webdatacommons.org/342975852

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	Although, two types of mechanism have been in practice, but that does not necessarily reflect the presence of two systems.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com