{"id":"S85136763","label":"Traffic congestion","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85136763","normalized_label":"traffic congestion","broader":["http://id.loc.gov/authorities/subjects/sh85136769"],"aliases":["Congested traffic","Congestion, Traffic","Gridlock (Traffic flow)","Jams, Traffic","Reduction of traffic congestion","Traffic jams"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85136763","provider":"lcsh","revision":"8d3fe003e2ffc8f0","taxonomy_revision":"f050b5d4780b1289","title":"Traffic congestion","url":"/topics/S85136763","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10124316262768444932","address_version":"morton4x16-v1","coordinates":[0,20,19541,60416],"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}