About: http://webisa.webdatacommons.org/215005293

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	This is because some databases e.g. H2,HSQL,Derby,DB2 will use the same type for the AVG return of the parameter.
http://www.w3.org/ns/prov#wasQuotedFrom	sourceforge.net