@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_hardware_	skos:broader	isac:system_implementation_ .
isac:project_management_	skos:broader	isac:system_implementation_ .
isac:_upgrade_	skos:broader	isac:system_implementation_ .
isac:_fig_1	skos:broader	isac:system_implementation_ .