{"id":"S85120541","label":"Sewers, Concrete","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85120541","normalized_label":"sewers, concrete","broader":["http://id.loc.gov/authorities/subjects/sh85030704","http://id.loc.gov/authorities/subjects/sh85030740"],"aliases":["Concrete sewers"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85120541","provider":"lcsh","revision":"942708709f80e821","taxonomy_revision":"f050b5d4780b1289","title":"Sewers, Concrete","url":"/topics/S85120541","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"903051182250279424","address_version":"morton4x16-v1","coordinates":[0,20,19288,29696],"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}