{"id":"S85046405","label":"Expanders, Gas","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85046405","normalized_label":"expanders, gas","broader":["http://id.loc.gov/authorities/subjects/sh85053386","http://id.loc.gov/authorities/subjects/sh85112278"],"aliases":["Expansion engines","Gas expanders"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85046405","provider":"lcsh","revision":"8d5f9892f80daba5","taxonomy_revision":"f050b5d4780b1289","title":"Expanders, Gas","url":"/topics/S85046405","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"290495646124081728","address_version":"morton4x16-v1","coordinates":[0,20,18130,5120],"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}