{"id":"S85081160","label":"Marine engines","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85081160","normalized_label":"marine engines","broader":["http://id.loc.gov/authorities/subjects/sh85043258","http://id.loc.gov/authorities/subjects/sh85081204","http://id.loc.gov/authorities/subjects/sh85127673"],"aliases":["Steam-engines, Marine"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85081160","provider":"lcsh","revision":"dcf3c8f3b8703370","taxonomy_revision":"f050b5d4780b1289","title":"Marine engines","url":"/topics/S85081160","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"324329543060292100","address_version":"morton4x16-v1","coordinates":[0,20,18673,8192],"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}