{"id":"S85114520","label":"Roads--Visibility","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85114520","normalized_label":"roads--visibility","broader":[],"aliases":["Road visibility","Sight distance on roads","Visual range on roads"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85114520","provider":"lcsh","revision":"03f771223675c107","taxonomy_revision":"f050b5d4780b1289","title":"Roads--Visibility","url":"/topics/S85114520","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"900790570241638976","address_version":"morton4x16-v1","coordinates":[0,20,19194,24576],"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}