About: http://webisa.webdatacommons.org/38930232

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	That blog post says that one uses HTTP and the other XML-RPC so I wonder if there is a single mechanism for capturing both types of data.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com