{"id":"S85103611","label":"Pneumatic control valves","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85103611","normalized_label":"pneumatic control valves","broader":["http://id.loc.gov/authorities/subjects/sh85049390","http://id.loc.gov/authorities/subjects/sh85141944"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85103611","provider":"lcsh","revision":"adb40045300924dd","taxonomy_revision":"f050b5d4780b1289","title":"Pneumatic control valves","url":"/topics/S85103611","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10124312139599595076","address_version":"morton4x16-v1","coordinates":[0,20,19023,60416],"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}