{"id":"S85130741","label":"Surfaces, Orthogonal","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85130741","normalized_label":"surfaces, orthogonal","broader":[],"aliases":["Orthogonal surfaces"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85130741","provider":"lcsh","revision":"ea4f4236019bd461","taxonomy_revision":"f050b5d4780b1289","title":"Surfaces, Orthogonal","url":"/topics/S85130741","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10090394423164012100","address_version":"morton4x16-v1","coordinates":[0,20,19447,54272],"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}