<http://webisa.webdatacommons.org/432103076>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/432103076>	<http://www.w3.org/ns/prov#value>	"Amid this wide variety of new systems and devices, the cost and level of service is quite different among these various types of systems ." .
<http://webisa.webdatacommons.org/prov/498171154>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/432103076> .
<http://webisa.webdatacommons.org/432103076>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<energyfordevelopment.com> .