@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_opinion_	skos:broader	<http://webisa.webdatacommons.org/concept/_problem_with+study> .
isac:_fact_	skos:broader	<http://webisa.webdatacommons.org/concept/_problem_with+study> .
<http://webisa.webdatacommons.org/concept/small+sample_size_>	skos:broader	<http://webisa.webdatacommons.org/concept/_problem_with+study> .