{"id":"S2011004311","label":"U Class (Submarines)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2011004311","normalized_label":"u class (submarines)","broader":["http://id.loc.gov/authorities/subjects/sh85129487"],"aliases":["Undine Class (Submarines)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2011004311","provider":"lcsh","revision":"9318c6c80065fdb5","taxonomy_revision":"f050b5d4780b1289","title":"U Class (Submarines)","url":"/topics/S2011004311","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"886237185798710882","address_version":"morton4x16-v1","coordinates":[0,479,30198,23552],"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}