{"id":"S85094325","label":"Oil fields--Safety measures","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85094325","normalized_label":"oil fields--safety measures","broader":["http://id.loc.gov/authorities/subjects/sh85100437"],"aliases":["Oil wells--Safety measures"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85094325","provider":"lcsh","revision":"5c2fd6e2561c9f39","taxonomy_revision":"f050b5d4780b1289","title":"Oil fields--Safety measures","url":"/topics/S85094325","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10090394148219012672","address_version":"morton4x16-v1","coordinates":[0,20,18878,54272],"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}