{"id":"S93000222","label":"Laser-controlled land grading","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh93000222","normalized_label":"laser-controlled land grading","broader":["http://id.loc.gov/authorities/subjects/sh00003565"],"aliases":["Laser grading"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh93000222","provider":"lcsh","revision":"b015f7588be486a3","taxonomy_revision":"f050b5d4780b1289","title":"Laser-controlled land grading","url":"/topics/S93000222","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"632971251991855648","address_version":"morton4x16-v1","coordinates":[0,22,11336,30720],"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}