{"id":"S2008003931","label":"Mars (Planet)--Internal structure","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2008003931","normalized_label":"mars (planet)--internal structure","broader":[],"aliases":["Internal structure of Mars"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2008003931","provider":"lcsh","revision":"07012255fca91a5f","taxonomy_revision":"f050b5d4780b1289","title":"Mars (Planet)--Internal structure","url":"/topics/S2008003931","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5243540451717686820","address_version":"morton4x16-v1","coordinates":[0,478,48853,27648],"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}