assertion  retraction  graph  subject       predicate            object            datatype    annotation
1          0           graph  DOID:0081256  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0070003  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:2615     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3704     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:4914     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0081245  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:2978     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:1647     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:2725     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3814     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:4903     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0080145  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0050621  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3924     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0070333  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0060532  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0050610  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:1988     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:1625     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0080365  oio:hasOBONamespace  disease_ontology  xsd:string