assertion  retraction  graph  subject       predicate    object                                      datatype    annotation
1          0           graph  DOID:0060519  IAO:0000115  A drug allergy triggered by a beta-lactam.  xsd:string  "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007638""},{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007645""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://en.wikipedia.org/wiki/%CE%92-lactam_antibiotic#Allergy/hypersensitivity""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.hopkinsguides.com/hopkins/view/Johns_Hopkins_ABX_Guide/540622/all/Beta_lactam_allergy""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.ncbi.nlm.nih.gov/pubmed/31009700""}]}"