{"id":"S88003579","label":"Seismic tomography","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh88003579","normalized_label":"seismic tomography","broader":["http://id.loc.gov/authorities/subjects/sh94007436"],"aliases":["Geotomography","Imaging, Seismic","Seismic imaging"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh88003579","provider":"lcsh","revision":"93ba02077a765668","taxonomy_revision":"f050b5d4780b1289","title":"Seismic tomography","url":"/topics/S88003579","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14755138473623176772","address_version":"morton4x16-v1","coordinates":[0,20,64335,60416],"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}