{"id":"S2009116530","label":"Automobiles--Motors--Exhaust gas--Congresses","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2009116530","normalized_label":"automobiles--motors--exhaust gas--congresses","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2009116530","provider":"lcsh","revision":"467dac0bec63ba58","taxonomy_revision":"f050b5d4780b1289","title":"Automobiles--Motors--Exhaust gas--Congresses","url":"/topics/S2009116530","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9799973811763176998","address_version":"morton4x16-v1","coordinates":[0,479,701,51200],"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}