About: http://webisa.webdatacommons.org/406611059

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	The requirements are a constantly changing set which is often dependent on the present situation thus inducing the concept of feedback.
http://www.w3.org/ns/prov#wasQuotedFrom	sourceforge.net