About: http://webisa.webdatacommons.org/411102992

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	As long as the number of columns are the same, order, data types and nullability, it quickly returns all rows from the first set of data that do not lie within the second.
http://www.w3.org/ns/prov#wasQuotedFrom	sqlservercentral.com