{"id":"S85006532","label":"Concrete arches","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85006532","normalized_label":"concrete arches","broader":["http://id.loc.gov/authorities/subjects/sh85006530","http://id.loc.gov/authorities/subjects/sh85030704"],"aliases":["Arches, Concrete"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85006532","provider":"lcsh","revision":"e91b52759f61495c","taxonomy_revision":"f050b5d4780b1289","title":"Concrete arches","url":"/topics/S85006532","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"290486574083342916","address_version":"morton4x16-v1","coordinates":[0,20,17507,4096],"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}