{"id":"S85101711","label":"Phytotron--Environmental engineering","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85101711","normalized_label":"phytotron--environmental engineering","broader":["http://id.loc.gov/authorities/subjects/sh85044170"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85101711","provider":"lcsh","revision":"8dc96673b6e2a7fe","taxonomy_revision":"f050b5d4780b1289","title":"Phytotron--Environmental engineering","url":"/topics/S85101711","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"326731150192411200","address_version":"morton4x16-v1","coordinates":[0,20,18994,15360],"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}