{"id":"S87007268","label":"Ice strengthened vessels","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh87007268","normalized_label":"ice strengthened vessels","broader":["http://id.loc.gov/authorities/subjects/sh85121591"],"aliases":["Ice classed vessels"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh87007268","provider":"lcsh","revision":"ac28f022cc1ce18c","taxonomy_revision":"f050b5d4780b1289","title":"Ice strengthened vessels","url":"/topics/S87007268","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"13856525196254642688","address_version":"morton4x16-v1","coordinates":[0,20,48768,36864],"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}