assertion  retraction  graph  subject           predicate        object                          datatype    annotation
1          0           graph  obo:CHEBI_133004  rdfs:label       bisbenzylisoquinoline alkaloid  xsd:string  
1          0           graph  obo:CHEBI_133004  oio:id           CHEBI:133004                    xsd:string  
1          0           graph  obo:CHEBI_133004  rdfs:subClassOf  obo:CHEBI_22750                 _IRI        
1          0           graph  obo:CHEBI_133004  rdf:type         owl:Class                       _IRI