{"id":"S85051658","label":"Free earth oscillations","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85051658","normalized_label":"free earth oscillations","broader":["http://id.loc.gov/authorities/subjects/sh85095898","http://id.loc.gov/authorities/subjects/sh85119634"],"aliases":["Earth oscillations","Free oscillations of the earth"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85051658","provider":"lcsh","revision":"aadb2857702c2756","taxonomy_revision":"f050b5d4780b1289","title":"Free earth oscillations","url":"/topics/S85051658","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"324404600767645184","address_version":"morton4x16-v1","coordinates":[0,20,18212,10240],"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}