assertion  retraction  graph  subject           predicate        object           datatype    annotation
1          0           graph  obo:CHEBI_503442  rdfs:label       gallamine        xsd:string  
1          0           graph  obo:CHEBI_503442  oio:id           CHEBI:503442     xsd:string  
1          0           graph  obo:CHEBI_503442  rdfs:subClassOf  obo:CHEBI_32876  _IRI        
1          0           graph  obo:CHEBI_503442  rdf:type         owl:Class        _IRI