{"id":"S2008107696","label":"Merchant marine--United States--History","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2008107696","normalized_label":"merchant marine--united states--history","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2008107696","provider":"lcsh","revision":"16f83ddca5e5cf72","taxonomy_revision":"f050b5d4780b1289","title":"Merchant marine--United States--History","url":"/topics/S2008107696","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14699753608128389728","address_version":"morton4x16-v1","coordinates":[0,478,50474,49152],"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}