{"id":"S85132546","label":"Tariff on copper","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85132546","normalized_label":"tariff on copper","broader":[],"aliases":["Copper--Tariff"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85132546","provider":"lcsh","revision":"e7412dee35ac4efe","taxonomy_revision":"f050b5d4780b1289","title":"Tariff on copper","url":"/topics/S85132546","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"288445880431150592","address_version":"morton4x16-v1","coordinates":[0,20,19476,2048],"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}