assertion  retraction  graph  subject          predicate        object           datatype    annotation
1          0           graph  obo:CHEBI_35341  rdfs:label       steroid          xsd:string  
1          0           graph  obo:CHEBI_35341  oio:id           CHEBI:35341      xsd:string  
1          0           graph  obo:CHEBI_35341  rdfs:subClassOf  obo:CHEBI_51958  _IRI        
1          0           graph  obo:CHEBI_35341  rdfs:subClassOf  obo:CHEBI_18059  _IRI        
1          0           graph  obo:CHEBI_35341  rdf:type         owl:Class        _IRI