{"id":"S86005887","label":"Don River Region (Russia)--History--Revolution, 1917-1921","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh86005887","normalized_label":"don river region (russia)--history--revolution, 1917-1921","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh86005887","provider":"lcsh","revision":"8bfbd204c520aa62","taxonomy_revision":"f050b5d4780b1289","title":"Don River Region (Russia)--History--Revolution, 1917-1921","url":"/topics/S86005887","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14449948955250917892","address_version":"morton4x16-v1","coordinates":[0,20,33121,64512],"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}