{"id":"S85030744","label":"Concrete stoppings (Mining)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85030744","normalized_label":"concrete stoppings (mining)","broader":["http://id.loc.gov/authorities/subjects/sh85030701","http://id.loc.gov/authorities/subjects/sh85085544","http://id.loc.gov/authorities/subjects/sh86001780"],"aliases":["Concrete block stoppings (Mining)","Stoppings, Concrete (Mining)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85030744","provider":"lcsh","revision":"97ba42883b388c0b","taxonomy_revision":"f050b5d4780b1289","title":"Concrete stoppings (Mining)","url":"/topics/S85030744","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"900724341841741316","address_version":"morton4x16-v1","coordinates":[0,20,17885,24576],"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}