@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_hiv_	skos:broader	isac:std_test_ .
isac:_chlamydium_	skos:broader	isac:std_test_ .
isac:hiv_test_	skos:broader	isac:std_test_ .
isac:herpes_test_	skos:broader	isac:std_test_ .