[
  {
    "assertion": 1,
    "retraction": 0,
    "graph": "graph",
    "subject": "DOID:6019",
    "predicate": "rdfs:subClassOf",
    "object": "DOID:3640",
    "datatype": "_IRI",
    "annotation": ""
  },
  {
    "assertion": 1,
    "retraction": 0,
    "graph": "graph",
    "subject": "DOID:6017",
    "predicate": "rdfs:subClassOf",
    "object": "DOID:3640",
    "datatype": "_IRI",
    "annotation": ""
  },
  {
    "assertion": 1,
    "retraction": 0,
    "graph": "graph",
    "subject": "DOID:3640",
    "predicate": "oio:id",
    "object": "DOID:3640",
    "datatype": "xsd:string",
    "annotation": ""
  },
  {
    "assertion": 1,
    "retraction": 0,
    "graph": "graph",
    "subject": "DOID:6015",
    "predicate": "rdfs:subClassOf",
    "object": "DOID:3640",
    "datatype": "_IRI",
    "annotation": ""
  }
]