{"id":"S85055718","label":"Gold dredging","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85055718","normalized_label":"gold dredging","broader":["http://id.loc.gov/authorities/subjects/sh85055733"],"aliases":["Dredging (Gold mining)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85055718","provider":"lcsh","revision":"297379d0afb05f3c","taxonomy_revision":"f050b5d4780b1289","title":"Gold dredging","url":"/topics/S85055718","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9513999640484250180","address_version":"morton4x16-v1","coordinates":[0,20,18275,38912],"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}