{"id":"S85057455","label":"Ground-cushion phenomenon","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85057455","normalized_label":"ground-cushion phenomenon","broader":["http://id.loc.gov/authorities/subjects/sh85001295","http://id.loc.gov/authorities/subjects/sh85002644","http://id.loc.gov/authorities/subjects/sh85029439","http://id.loc.gov/authorities/subjects/sh85076855","http://id.loc.gov/authorities/subjects/sh85103619"],"aliases":["Air-bearing lift","Ground effect (Aerodynamics)","Ground pressure (Aerodynamics)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85057455","provider":"lcsh","revision":"d11e04dade6141f5","taxonomy_revision":"f050b5d4780b1289","title":"Ground-cushion phenomenon","url":"/topics/S85057455","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9550037233596515904","address_version":"morton4x16-v1","coordinates":[0,20,18302,48128],"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}