{"id":"S2008001761","label":"Petroleum pipelines--Accidents--United States","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2008001761","normalized_label":"petroleum pipelines--accidents--united states","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2008001761","provider":"lcsh","revision":"016f12916e453738","taxonomy_revision":"f050b5d4780b1289","title":"Petroleum pipelines--Accidents--United States","url":"/topics/S2008001761","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"13854282201698804324","address_version":"morton4x16-v1","coordinates":[0,478,48819,33792],"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}