assertion  retraction  graph  subject          predicate        object            datatype    annotation
1          0           graph  obo:CHEBI_31635  rdfs:label       neomycin sulfate  xsd:string  
1          0           graph  obo:CHEBI_31635  oio:id           CHEBI:31635       xsd:string  
1          0           graph  obo:CHEBI_31635  rdfs:subClassOf  obo:CHEBI_60004   _IRI        
1          0           graph  obo:CHEBI_31635  rdf:type         owl:Class         _IRI