About: http://webisa.webdatacommons.org/81800166

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	One difficulty with portable information handling systems is that true portability typically requires an internal power source such as a battery that carries a charge of limited duration.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com