{"id":"S86003884","label":"Caterpillar tractors","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh86003884","normalized_label":"caterpillar tractors","broader":["http://id.loc.gov/authorities/subjects/sh85033787"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh86003884","provider":"lcsh","revision":"77322ef4f9630c0b","taxonomy_revision":"f050b5d4780b1289","title":"Caterpillar tractors","url":"/topics/S86003884","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"13873338669361922624","address_version":"morton4x16-v1","coordinates":[0,20,33090,45056],"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}