<http://linkedlifedata.com/resource/umls/relation/R121504592> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://linkedlifedata.com/resource/umls/Relation> .
<http://linkedlifedata.com/resource/umls/relation/R121504592> <http://linkedlifedata.com/resource/umls/relatedConcept> <http://linkedlifedata.com/resource/umls/id/C0519666> .
<http://linkedlifedata.com/resource/umls/relation/R121504592> <http://linkedlifedata.com/resource/umls/relationDatasource> "MTHCH" .
<http://linkedlifedata.com/resource/umls/relation/R121504592> <http://linkedlifedata.com/resource/umls/relationType> "Parent relationship in a Metathesaurus source vocabulary" .