@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_mortgage_	skos:broader	isac:basic_bill_ .
isac:_food_	skos:broader	isac:basic_bill_ .
isac:_utility_	skos:broader	isac:basic_bill_ .
isac:_rent_	skos:broader	isac:basic_bill_ .