{"id":"S85112257","label":"Refraction","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85112257","normalized_label":"refraction","broader":["http://id.loc.gov/authorities/subjects/sh85095181"],"aliases":["Dioptrics"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85112257","provider":"lcsh","revision":"37440af71fd356e6","taxonomy_revision":"f050b5d4780b1289","title":"Refraction","url":"/topics/S85112257","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"288309817008064068","address_version":"morton4x16-v1","coordinates":[0,20,19159,1024],"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}