assertion  retraction  graph  subject       predicate            object            datatype    annotation
1          0           graph  DOID:2994     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:1542     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3962     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3720     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:4930     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0081261  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0050890  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0081250  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:1894     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:1520     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:2730     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:1883     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:1641     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0014667  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:1993     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:1751     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0080370  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:12016    oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:169      oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:10069    oio:hasOBONamespace  disease_ontology  xsd:string