{"id":"S85053342","label":"Gas tubes","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85053342","normalized_label":"gas tubes","broader":["http://id.loc.gov/authorities/subjects/sh85042239"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85053342","provider":"lcsh","revision":"7e18969e74074281","taxonomy_revision":"f050b5d4780b1289","title":"Gas tubes","url":"/topics/S85053342","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"903117152885032512","address_version":"morton4x16-v1","coordinates":[0,20,18238,30720],"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}