About: http://webisa.webdatacommons.org/257270474

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	We normally do map all attribute names and data types correctly, and still get the error message.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com