{"id":"S85144289","label":"Volga River Region (Russia)--History--Revolution, 1917-1921","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85144289","normalized_label":"volga river region (russia)--history--revolution, 1917-1921","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85144289","provider":"lcsh","revision":"d17e02b6bd668c39","taxonomy_revision":"f050b5d4780b1289","title":"Volga River Region (Russia)--History--Revolution, 1917-1921","url":"/topics/S85144289","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9511685977031197252","address_version":"morton4x16-v1","coordinates":[0,20,19659,33792],"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}