@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_e-mail_	skos:broader	isac:basic_computing_ .
isac:web_browsing_	skos:broader	isac:basic_computing_ .
isac:_email_	skos:broader	isac:basic_computing_ .