@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_transformer_	skos:broader	<http://webisa.webdatacommons.org/concept/complete+electrical_system_> .
isac:distribution_switchboard_	skos:broader	<http://webisa.webdatacommons.org/concept/complete+electrical_system_> .