{"id":"S2002007838","label":"Earthquake magnitude--Measurement","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2002007838","normalized_label":"earthquake magnitude--measurement","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2002007838","provider":"lcsh","revision":"04ec2fb546e52a06","taxonomy_revision":"f050b5d4780b1289","title":"Earthquake magnitude--Measurement","url":"/topics/S2002007838","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"904238372984612354","address_version":"morton4x16-v1","coordinates":[0,477,20700,30720],"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}