@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_builder_	skos:broader	isac:theme_framework_ .
isac:_thesis_	skos:broader	isac:theme_framework_ .
isac:_genesis_	skos:broader	isac:theme_framework_ .
isac:_headway_	skos:broader	isac:theme_framework_ .
isac:_thematic_	skos:broader	isac:theme_framework_ .