About: http://webisa.webdatacommons.org/104303214

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	For example, if the column is a cost field, the summary row can show the average.
http://www.w3.org/ns/prov#wasQuotedFrom	mymac.com