{"id":"S97005426","label":"Saint Clair Tunnel (Mich. and Ont.)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh97005426","normalized_label":"saint clair tunnel (mich. and ont.)","broader":["http://id.loc.gov/authorities/subjects/sh97005693","http://id.loc.gov/authorities/subjects/sh97005694","http://id.loc.gov/authorities/subjects/sh97005695","http://id.loc.gov/authorities/subjects/sh97005696"],"aliases":["St. Clair Tunnel (Mich. and Ont.)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh97005426","provider":"lcsh","revision":"d68e4b0674029e94","taxonomy_revision":"f050b5d4780b1289","title":"Saint Clair Tunnel (Mich. and Ont.)","url":"/topics/S97005426","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9817987926234383910","address_version":"morton4x16-v1","coordinates":[0,23,8381,51200],"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}