{"id":"S85047532","label":"Feather tracts","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85047532","normalized_label":"feather tracts","broader":["http://id.loc.gov/authorities/subjects/sh85014311","http://id.loc.gov/authorities/subjects/sh85047536"],"aliases":["Pterylae","Pterylography","Pterylosis"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85047532","provider":"lcsh","revision":"db480f2c95f7d2d8","taxonomy_revision":"f050b5d4780b1289","title":"Feather tracts","url":"/topics/S85047532","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9549887683908731460","address_version":"morton4x16-v1","coordinates":[0,20,18147,45056],"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}