{"id":"S2009120479","label":"Coal mine accidents--United States","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2009120479","normalized_label":"coal mine accidents--united states","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2009120479","provider":"lcsh","revision":"31af555e5f92e5fb","taxonomy_revision":"f050b5d4780b1289","title":"Coal mine accidents--United States","url":"/topics/S2009120479","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"614891167901180518","address_version":"morton4x16-v1","coordinates":[0,479,763,31744],"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}