About: http://webisa.webdatacommons.org/181927664

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	So any aggregate functions such as count() and avg(), as well as order by random() are very time consuming.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com