{"id":"S91001559","label":"IBM System/390 (Computer)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh91001559","normalized_label":"ibm system/390 (computer)","broader":["http://id.loc.gov/authorities/subjects/sh85063942"],"aliases":["S/390 (Computer)","System/390 (Computer)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh91001559","provider":"lcsh","revision":"dde51cd5bcf7fb7c","taxonomy_revision":"f050b5d4780b1289","title":"IBM System/390 (Computer)","url":"/topics/S91001559","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5209688677487362630","address_version":"morton4x16-v1","coordinates":[0,21,45643,23552],"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}