{"id":"S85121599","label":"Ships--Corrosion","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85121599","normalized_label":"ships--corrosion","broader":[],"aliases":["Marine corrosion"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85121599","provider":"lcsh","revision":"6fc0661888339741","taxonomy_revision":"f050b5d4780b1289","title":"Ships--Corrosion","url":"/topics/S85121599","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10126563956597342720","address_version":"morton4x16-v1","coordinates":[0,20,19304,64512],"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}