{"id":"S85106158","label":"Pre-emption (Roman law)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85106158","normalized_label":"pre-emption (roman law)","broader":["http://id.loc.gov/authorities/subjects/sh85114931"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85106158","provider":"lcsh","revision":"07eccd642dd76a75","taxonomy_revision":"f050b5d4780b1289","title":"Pre-emption (Roman law)","url":"/topics/S85106158","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9550094391021274692","address_version":"morton4x16-v1","coordinates":[0,20,19063,47104],"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}