{"id":"S2010103170","label":"National parks and reserves--United States--History","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2010103170","normalized_label":"national parks and reserves--united states--history","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2010103170","provider":"lcsh","revision":"c15f7dfa1c8f2a30","taxonomy_revision":"f050b5d4780b1289","title":"National parks and reserves--United States--History","url":"/topics/S2010103170","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"19356087879083618","address_version":"morton4x16-v1","coordinates":[0,479,16118,2048],"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}