{"id":"S2007006748","label":"Civil defense drills","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2007006748","normalized_label":"civil defense drills","broader":["http://id.loc.gov/authorities/subjects/sh2006009010","http://id.loc.gov/authorities/subjects/sh2007006761"],"aliases":["Civil defense exercises","Civil defense maneuvers","Civil defense rehearsals"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2007006748","provider":"lcsh","revision":"dc1c67aa88f4afbb","taxonomy_revision":"f050b5d4780b1289","title":"Civil defense drills","url":"/topics/S2007006748","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5226427395049153056","address_version":"morton4x16-v1","coordinates":[0,478,33272,28672],"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}