{"id":"S85139718","label":"Unit construction","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85139718","normalized_label":"unit construction","broader":["http://id.loc.gov/authorities/subjects/sh85037199"],"aliases":["Building block design","Construction block principle"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85139718","provider":"lcsh","revision":"e68f028e98c81722","taxonomy_revision":"f050b5d4780b1289","title":"Unit construction","url":"/topics/S85139718","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"290697681318315520","address_version":"morton4x16-v1","coordinates":[0,20,19588,6144],"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}