About: http://webisa.webdatacommons.org/30421463

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	If the datum is an SQL structured or distinct type it determines the SQL type of the datum at the head of the stream.
http://www.w3.org/ns/prov#wasQuotedFrom	sourceforge.net