assertion  retraction  graph  subject           predicate            object            datatype    annotation
1          0           graph  obo:SYMP_0000124  rdfs:label           seizure           xsd:string  
1          0           graph  obo:SYMP_0000124  oio:id               SYMP:0000124      xsd:string  
1          0           graph  obo:SYMP_0000124  oio:hasOBONamespace  symptoms          xsd:string  
1          0           graph  obo:SYMP_0000124  rdfs:subClassOf      obo:SYMP_0000480  _IRI        
1          0           graph  obo:SYMP_0000124  rdf:type             owl:Class         _IRI