{"id":"S85028446","label":"Collisions at sea--Prevention","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85028446","normalized_label":"collisions at sea--prevention","broader":["http://id.loc.gov/authorities/subjects/sh85083764","http://id.loc.gov/authorities/subjects/sh85122402"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85028446","provider":"lcsh","revision":"ef791d7cc7c412aa","taxonomy_revision":"f050b5d4780b1289","title":"Collisions at sea--Prevention","url":"/topics/S85028446","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"903116879080866308","address_version":"morton4x16-v1","coordinates":[0,20,17849,30720],"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}