@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_arc_	skos:broader	isac:gi_program_ .
isac:_arcview_	skos:broader	isac:gi_program_ .
isac:_arcgus_	skos:broader	isac:gi_program_ .
isac:google_earth_	skos:broader	isac:gi_program_ .