@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_developer_	skos:broader	isac:one-component_developer_ .
isac:magnetic_toner_	skos:broader	isac:one-component_developer_ .