{"id":"S85030723","label":"Concrete mine supports","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85030723","normalized_label":"concrete mine supports","broader":["http://id.loc.gov/authorities/subjects/sh85057450"],"aliases":["Mine supports, Concrete","Mine supports, Reinforced concrete","Reinforced concrete mine supports"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85030723","provider":"lcsh","revision":"43a3bbcce18b1c3e","taxonomy_revision":"f050b5d4780b1289","title":"Concrete mine supports","url":"/topics/S85030723","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"288384326100731396","address_version":"morton4x16-v1","coordinates":[0,20,17885,3072],"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}