<http://webisa.webdatacommons.org/prov/27334640>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/344040940> .
<http://webisa.webdatacommons.org/344040940>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/344129906>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/344040940> .
<http://webisa.webdatacommons.org/344040940>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<voipfone.co.uk> .
<http://webisa.webdatacommons.org/prov/225554969>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/344040940> .
<http://webisa.webdatacommons.org/344040940>	<http://www.w3.org/ns/prov#value>	"Features such as Call Transfer, Music on Hold, Voicemail, Busy Lamps and correct call handling and termination are required to work fully to meet this certification level." .