@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_education_	skos:broader	isac:practical_task_ .
isac:_transportation_	skos:broader	isac:practical_task_ .
isac:_cooking_	skos:broader	isac:practical_task_ .
isac:_driving_	skos:broader	isac:practical_task_ .