assertion  retraction  graph  subject       predicate            object            datatype    annotation
1          0           graph  DOID:7642     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:7521     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:8731     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:0040050  oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:2076     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3165     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3044     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5585     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5343     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:4012     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:7752     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:7631     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:2065     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3275     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:3033     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5695     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:4364     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:5574     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:7994     oio:hasOBONamespace  disease_ontology  xsd:string  
1          0           graph  DOID:4001     oio:hasOBONamespace  disease_ontology  xsd:string