About: http://webisa.webdatacommons.org/246305755

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	The number and data types of the columns selected by each component query must be the same, but the column lengths can be different.
http://www.w3.org/ns/prov#wasQuotedFrom	oracle.com