About: http://webisa.webdatacommons.org/110741704

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	This implies that SIP request and response classes are more symmetric, that is, requests must be writable as well as readable, and likewise, responses must be readable as well as writable.
http://www.w3.org/ns/prov#wasQuotedFrom	oracle.com