{"id":"S85084987","label":"Mid-Atlantic Ridge","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85084987","normalized_label":"mid-atlantic ridge","broader":["http://id.loc.gov/authorities/subjects/sh89006809"],"aliases":["Atlantic Ridge","Atlantis Cordillera","Challenger Rise","Dolphin Rise","Mid-Atlantic Cordillera","Mid-Atlantic Swell","Mid-Ocean Ridge","Mid-Oceanic Ridge"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85084987","provider":"lcsh","revision":"d3dac9ce0a9b65fa","taxonomy_revision":"f050b5d4780b1289","title":"Mid-Atlantic Ridge","url":"/topics/S85084987","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10124311881838642688","address_version":"morton4x16-v1","coordinates":[0,20,18732,60416],"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}