assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:1891 IAO:0000115 A cranial nerve disease that is located_in the optic nerve. xsd:string "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007645""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://www.academy.org.uk/lectures/barnard3.htm""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://www.nature.com/eye/journal/v18/n11/full/6701575a.html""}]}"