About: http://webisa.webdatacommons.org/113931273

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	Mobile communication devices, such as cellular telephones or mobile electronic mail (e-mail) devices, sometimes experience poor or no service under certain degraded radio frequency (RF) coverage conditions.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com