{"id":"S85021739","label":"Cement composites","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85021739","normalized_label":"cement composites","broader":["http://id.loc.gov/authorities/subjects/sh85021731","http://id.loc.gov/authorities/subjects/sh85029397"],"aliases":["Cementitious composites"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85021739","provider":"lcsh","revision":"84f03216d3e047f7","taxonomy_revision":"f050b5d4780b1289","title":"Cement composites","url":"/topics/S85021739","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9547785158900711936","address_version":"morton4x16-v1","coordinates":[0,20,17744,44032],"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}