{"id":"S85063342","label":"Hydraulic structures--Protection","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85063342","normalized_label":"hydraulic structures--protection","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85063342","provider":"lcsh","revision":"4ef2ba0932d13881","taxonomy_revision":"f050b5d4780b1289","title":"Hydraulic structures--Protection","url":"/topics/S85063342","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9550028438573040192","address_version":"morton4x16-v1","coordinates":[0,20,18394,47104],"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}