About: http://webisa.webdatacommons.org/30679582

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	For the convenience of description, PSTN/ISDN UE 50 represents various user equipments of the PSTN/ISDN services, including all the related user equipments of AN 51, PSTN UE 52, ISDN UE 53 and PBX 54.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es