# Classification { "id": "S2002012034", "title": "Classification", "url": "/topics/S2002012034", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "670b0460f81fff77", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "289497039887558210", "address_version": "morton4x16-v1", "coordinates": [ 0, 477, 20766, 2048 ], "answer_status": "Directory metadata; local answer requires separate source review", "truth_status": "Subject descriptor, not a factual answer or a demonstrated knowledge gap" } Use as a topical subdivision under classes of persons and topical headings for works on the theory and/or methodology of creating a systematic breakdown of a subject into its constituent categories or subtopics. Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh2002012034 No owner-reviewed local answer yet.