About: http://webisa.webdatacommons.org/141718093

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	A GROUP BY clause with two columns returns three more kinds of groupings when the CUBE operator is used.
http://www.w3.org/ns/prov#wasQuotedFrom	microsoft.com