{"id":"S2003010632","label":"Mars (Planet)--Ionosphere","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2003010632","normalized_label":"mars (planet)--ionosphere","broader":["http://id.loc.gov/authorities/subjects/sh85081549","http://id.loc.gov/authorities/subjects/sh85102663"],"aliases":["Martian ionosphere"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2003010632","provider":"lcsh","revision":"c9704eadffa10052","taxonomy_revision":"f050b5d4780b1289","title":"Mars (Planet)--Ionosphere","url":"/topics/S2003010632","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4647789866275709446","address_version":"morton4x16-v1","coordinates":[0,477,36369,8192],"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}