{"id":"S85094860","label":"Opal mines and mining","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85094860","normalized_label":"opal mines and mining","broader":["http://id.loc.gov/authorities/subjects/sh85085614"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85094860","provider":"lcsh","revision":"c69aaebc875d878f","taxonomy_revision":"f050b5d4780b1289","title":"Opal mines and mining","url":"/topics/S85094860","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"326581360049391172","address_version":"morton4x16-v1","coordinates":[0,20,18887,12288],"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}