About: http://webisa.webdatacommons.org/221613802

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	For example, a pulse generator, a battery and any other D.C. or A.C. sources can be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com