<http://webisa.webdatacommons.org/prov/172144126>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/261535245> .
<http://webisa.webdatacommons.org/prov/205896092>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/261535245> .
<http://webisa.webdatacommons.org/261535245>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/261535245>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/261535245>	<http://www.w3.org/ns/prov#value>	"A control system for a power transmission and distribution system according to claim 2, wherein said power supplying and receiving unit is a type of which an output or input power to and from said power distribution line is designed to be variable in a continuous manner from zero to maximum capacity." .