About: http://webisa.webdatacommons.org/217660773

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	As another example, the supervisory controls system 120 may determine if a time at which the call is occurring is a time at which the call should be allowed.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com