@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_fertilizer_	skos:broader	isac:_potash_ .
isac:_bone_	skos:broader	isac:_potash_ .
isac:_relation_	skos:broader	isac:_potash_ .
isac:_nitrogen_	skos:broader	isac:_potash_ .
isac:_agrium_	skos:broader	isac:_potash_ .
isac:_canada_	skos:broader	isac:_potash_ .
isac:_uranium_	skos:broader	isac:_potash_ .
isac:sugar_cane_	skos:broader	isac:_potash_ .