{"id":"S2007001415","label":"Underground electric lines--Monitoring","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2007001415","normalized_label":"underground electric lines--monitoring","broader":[],"aliases":["Monitoring of underground electric lines"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2007001415","provider":"lcsh","revision":"7915c1fa8aa3195f","taxonomy_revision":"f050b5d4780b1289","title":"Underground electric lines--Monitoring","url":"/topics/S2007001415","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4614087379240756772","address_version":"morton4x16-v1","coordinates":[0,478,33189,7168],"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}