{"id":"S90004676","label":"Radio and television towers","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh90004676","normalized_label":"radio and television towers","broader":["http://id.loc.gov/authorities/subjects/sh85136296"],"aliases":["Communication towers, Radio and television","Radio and television communication towers","Radio towers","Telecommunication masts","Television towers","Transmission towers, Radio","Transmission towers, Television"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh90004676","provider":"lcsh","revision":"bca70434896ef321","taxonomy_revision":"f050b5d4780b1289","title":"Radio and television towers","url":"/topics/S90004676","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"309626889679798854","address_version":"morton4x16-v1","coordinates":[0,21,30067,4096],"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}