About: http://webisa.webdatacommons.org/193940689

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	II. Background Wireless communication systems have been widely deployed to provide various types of communication such as voice, packet data, and so on.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com