{"id":"S2010014637","label":"River Class (Frigates)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2010014637","normalized_label":"river class (frigates)","broader":["http://id.loc.gov/authorities/subjects/sh85052023"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2010014637","provider":"lcsh","revision":"a7a70e3719a938a4","taxonomy_revision":"f050b5d4780b1289","title":"River Class (Frigates)","url":"/topics/S2010014637","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9280872124355077730","address_version":"morton4x16-v1","coordinates":[0,479,14734,46080],"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}