About: http://webisa.webdatacommons.org/117668091

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	Thus, in one preferred embodiment, the power source 12 is a battery, although other types of self-contained power supply devices are acceptable.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com