<http://webisa.webdatacommons.org/400356997>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/400356997>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<freepatentsonline.com> .
<http://webisa.webdatacommons.org/prov/162457811>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/400356997> .
<http://webisa.webdatacommons.org/400356997>	<http://www.w3.org/ns/prov#value>	"For purposes of explanation herein, we define a ???roaming network??? as a network covering an area where the cell phone or other device is located when it is not located on its home network." .