{"id":"S2009006534","label":"Culverts--Snow and ice control","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2009006534","normalized_label":"culverts--snow and ice control","broader":["http://id.loc.gov/authorities/subjects/sh85064006","http://id.loc.gov/authorities/subjects/sh85123791"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2009006534","provider":"lcsh","revision":"6e7ce9479c19e044","taxonomy_revision":"f050b5d4780b1289","title":"Culverts--Snow and ice control","url":"/topics/S2009006534","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4921524006248654436","address_version":"morton4x16-v1","coordinates":[0,478,64519,6144],"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}