assertion  retraction  graph  subject       predicate            object            datatype    annotation
1          0           graph  DOID:7302     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0040073  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:4277     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:4024     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5113     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:8864     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:7533     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:9953     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:8622     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0040062  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:660      oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3177     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5597     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5476     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:6554     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5223     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:7764     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5102     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:7643     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:6312     oio:hasOBONamespace  disease_ontology  xsd:string