assertion retraction graph subject predicate object datatype annotation 1 0 graph ONTIE:0003651 rdfs:label exposure information entity xsd:string 1 0 graph ONTIE:0003651 IAO:0000234 IEDB xsd:string 1 0 graph ONTIE:0003651 IAO:0000115 An information content entity that is about an exposure to a substance of interest. xsd:string 1 0 graph ONTIE:0003651 rdfs:subClassOf IAO:0000030 _IRI 1 0 graph ONTIE:0003651 rdf:type owl:Class _IRI