assertion  retraction  graph  subject          predicate        object           datatype    annotation
1          0           graph  obo:CHEBI_33249  rdfs:label       organyl group    xsd:string  
1          0           graph  obo:CHEBI_33249  oio:id           CHEBI:33249      xsd:string  
1          0           graph  obo:CHEBI_33249  rdfs:subClassOf  obo:CHEBI_51447  _IRI        
1          0           graph  obo:CHEBI_33249  rdf:type         owl:Class        _IRI