{"id":"S85028452","label":"Colloidal concrete","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85028452","normalized_label":"colloidal concrete","broader":["http://id.loc.gov/authorities/subjects/sh85030647"],"aliases":["Colcrete"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85028452","provider":"lcsh","revision":"3e910316ee18a338","taxonomy_revision":"f050b5d4780b1289","title":"Colloidal concrete","url":"/topics/S85028452","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9513858629124899332","address_version":"morton4x16-v1","coordinates":[0,20,17849,36864],"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}