{"id":"S2008007703","label":"Heavy vehicle simulators","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2008007703","normalized_label":"heavy vehicle simulators","broader":["http://id.loc.gov/authorities/subjects/sh85098839","http://id.loc.gov/authorities/subjects/sh85098844"],"aliases":["HVSs (Highway engineering)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2008007703","provider":"lcsh","revision":"e9e9076431247d0b","taxonomy_revision":"f050b5d4780b1289","title":"Heavy vehicle simulators","url":"/topics/S2008007703","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5209763470551425568","address_version":"morton4x16-v1","coordinates":[0,478,48912,23552],"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}