{"id":"S2008004946","label":"Motor fuels--Additives--Environmental aspects","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2008004946","normalized_label":"motor fuels--additives--environmental aspects","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2008004946","provider":"lcsh","revision":"c851349d00b72c27","taxonomy_revision":"f050b5d4780b1289","title":"Motor fuels--Additives--Environmental aspects","url":"/topics/S2008004946","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5207502858609632804","address_version":"morton4x16-v1","coordinates":[0,478,48869,18432],"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}