@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:energy_efficiency_	skos:broader	isac:demand-side_program_ .
isac:demand_response_	skos:broader	isac:demand-side_program_ .