{"id":"S85139627","label":"Underwater propulsion","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85139627","normalized_label":"underwater propulsion","broader":["http://id.loc.gov/authorities/subjects/sh85081157","http://id.loc.gov/authorities/subjects/sh85121546"],"aliases":["Propulsion, Underwater"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85139627","provider":"lcsh","revision":"de7c5f86985e2149","taxonomy_revision":"f050b5d4780b1289","title":"Underwater propulsion","url":"/topics/S85139627","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9547855511471391296","address_version":"morton4x16-v1","coordinates":[0,20,19586,44032],"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}