{"id":"S85030740","label":"Concrete products","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85030740","normalized_label":"concrete products","broader":["http://id.loc.gov/authorities/subjects/sh85030647","http://id.loc.gov/authorities/subjects/sh85030704"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85030740","provider":"lcsh","revision":"a0a4fdff1351debf","taxonomy_revision":"f050b5d4780b1289","title":"Concrete products","url":"/topics/S85030740","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"866947344636462596","address_version":"morton4x16-v1","coordinates":[0,20,17885,20480],"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}