{"id":"S2002011455","label":"Ice breaking operations","description":"Use as a topical subdivision under military services.","source_url":"https://id.loc.gov/authorities/subjects/sh2002011455","normalized_label":"ice breaking operations","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2002011455","provider":"lcsh","revision":"6514b244ee7c73ab","taxonomy_revision":"f050b5d4780b1289","title":"Ice breaking operations","url":"/topics/S2002011455","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10127619221971412482","address_version":"morton4x16-v1","coordinates":[0,477,20756,64512],"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}