About: http://webisa.webdatacommons.org/456548103

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	In block 700, the VoIP phone 156 sends a SIP invitation message specifying the PBX telephone number or other identifier such as the SIP URL or IP address of the dual mode subscriber device 130.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com