{"id":"S85006480","label":"Arc spectra","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85006480","normalized_label":"arc spectra","broader":["http://id.loc.gov/authorities/subjects/sh85041587","http://id.loc.gov/authorities/subjects/sh85048983","http://id.loc.gov/authorities/subjects/sh85126423"],"aliases":["Spectra, Arc","Spectrum, Arc"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85006480","provider":"lcsh","revision":"02569b0493fd3831","taxonomy_revision":"f050b5d4780b1289","title":"Arc spectra","url":"/topics/S85006480","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"864695526573081152","address_version":"morton4x16-v1","coordinates":[0,20,17506,16384],"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}