{"id":"S85146044","label":"Well packers","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85146044","normalized_label":"well packers","broader":["http://id.loc.gov/authorities/subjects/sh85053372","http://id.loc.gov/authorities/subjects/sh85094401"],"aliases":["Packers, Well"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85146044","provider":"lcsh","revision":"7ee81541669a88e9","taxonomy_revision":"f050b5d4780b1289","title":"Well packers","url":"/topics/S85146044","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10126418530078426688","address_version":"morton4x16-v1","coordinates":[0,20,19686,61440],"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}