About: http://webisa.webdatacommons.org/215107224

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	This change can be detected in a number of ways including monitoring the current, the voltage or the phase shift.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com