{"id":"S2008001760","label":"Petroleum pipelines--Accidents","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2008001760","normalized_label":"petroleum pipelines--accidents","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2008001760","provider":"lcsh","revision":"b014cfdec411c226","taxonomy_revision":"f050b5d4780b1289","title":"Petroleum pipelines--Accidents","url":"/topics/S2008001760","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"13854273405605782116","address_version":"morton4x16-v1","coordinates":[0,478,48819,32768],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}