{"id":"S2007005725","label":"Martian craters","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2007005725","normalized_label":"martian craters","broader":["http://id.loc.gov/authorities/subjects/sh2009008126","http://id.loc.gov/authorities/subjects/sh85081567"],"aliases":["Craters, Martian","Impact craters, Martian","Mars (Planet)--Craters","Mars (Planet)--Impact craters","Mars craters","Martian impact craters"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2007005725","provider":"lcsh","revision":"8fda2f6a61d4e4e8","taxonomy_revision":"f050b5d4780b1289","title":"Martian craters","url":"/topics/S2007005725","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5226436191141913120","address_version":"morton4x16-v1","coordinates":[0,478,33256,29696],"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}