{"id":"S85142914","label":"Vertically rising aircraft","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85142914","normalized_label":"vertically rising aircraft","broader":["http://id.loc.gov/authorities/subjects/sh85057456","http://id.loc.gov/authorities/subjects/sh85121968"],"aliases":["VTOL aircraft","Vertical rising aircraft","Vertical take-off and landing aircraft"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85142914","provider":"lcsh","revision":"e64b2ff89d33b9a7","taxonomy_revision":"f050b5d4780b1289","title":"Vertically rising aircraft","url":"/topics/S85142914","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"288445881509086784","address_version":"morton4x16-v1","coordinates":[0,20,19638,2048],"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}