{"id":"S85002606","label":"Air classification of materials","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85002606","normalized_label":"air classification of materials","broader":["http://id.loc.gov/authorities/subjects/sh85082065","http://id.loc.gov/authorities/subjects/sh85120087"],"aliases":["Classification, Air"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85002606","provider":"lcsh","revision":"c73307bbc3288daf","taxonomy_revision":"f050b5d4780b1289","title":"Air classification of materials","url":"/topics/S85002606","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9550028145378330116","address_version":"morton4x16-v1","coordinates":[0,20,17445,47104],"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}