{"id":"S2007004894","label":"Nanofibers","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2007004894","normalized_label":"nanofibers","broader":["http://id.loc.gov/authorities/subjects/sh85048026","http://id.loc.gov/authorities/subjects/sh93000864"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2007004894","provider":"lcsh","revision":"b155a3e364a51625","taxonomy_revision":"f050b5d4780b1289","title":"Nanofibers","url":"/topics/S2007004894","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5226568132533314148","address_version":"morton4x16-v1","coordinates":[0,478,33243,30720],"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}