About: http://webisa.webdatacommons.org/19290190

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	For example, the data can include records with a variable record structure such as conditional fields and/or variable numbers of fields.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk