assertion  retraction  graph  subject          predicate        object                              datatype    annotation
1          0           graph  obo:CHEBI_83925  rdfs:label       non-proteinogenic alpha-amino acid  xsd:string  
1          0           graph  obo:CHEBI_83925  oio:id           CHEBI:83925                         xsd:string  
1          0           graph  obo:CHEBI_83925  rdfs:subClassOf  obo:CHEBI_83820                     _IRI        
1          0           graph  obo:CHEBI_83925  rdfs:subClassOf  obo:CHEBI_33704                     _IRI        
1          0           graph  obo:CHEBI_83925  rdf:type         owl:Class                           _IRI