About: http://webisa.webdatacommons.org/127781512

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	I think you would be OK to schedule a cleaning more frequently, such as every 3 hours.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com