assertion  retraction  graph  subject       predicate            object            datatype    annotation
1          0           graph  DOID:4003     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5213     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:7501     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0050194  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0040030  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:870      oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3024     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5565     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5444     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:4113     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:6654     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3497     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3376     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:4586     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3255     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:4465     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3013     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5675     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5433     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:6522     oio:hasOBONamespace  disease_ontology  xsd:string