{"id":"S85038509","label":"Distance measuring equipment (Aircraft to ground station)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85038509","normalized_label":"distance measuring equipment (aircraft to ground station)","broader":["http://id.loc.gov/authorities/subjects/sh85001309","http://id.loc.gov/authorities/subjects/sh85002704","http://id.loc.gov/authorities/subjects/sh85038512","http://id.loc.gov/authorities/subjects/sh85066767","http://id.loc.gov/authorities/subjects/sh85094698","http://id.loc.gov/authorities/subjects/sh85110308"],"aliases":["Airplanes--Distance measuring equipment","Challenge-reply systems (Radar)","DME (Distance measuring equipment)","Interrogator-transpondor systems","Narrow-band DME","Pulse multiplex DME"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85038509","provider":"lcsh","revision":"96608a455536b024","taxonomy_revision":"f050b5d4780b1289","title":"Distance measuring equipment (Aircraft to ground station)","url":"/topics/S85038509","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9549896478924080704","address_version":"morton4x16-v1","coordinates":[0,20,18006,46080],"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}