About: http://webisa.webdatacommons.org/282776312

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	and personal digital assistants (PDAs) have emerged resulting in such applications as electronic mail and calendar/diary programs being provided to mobile or roving users.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com