<http://webisa.webdatacommons.org/166904616>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.co.uk> .
<http://webisa.webdatacommons.org/166904616>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/215211854>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/166904616> .
<http://webisa.webdatacommons.org/166904616>	<http://www.w3.org/ns/prov#value>	"The voltage sensing device 65 may be any such device as is well known in the art and is capable of outputting a signal 58." .