{"id":"S2004000490","label":"Space time codes","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2004000490","normalized_label":"space time codes","broader":["http://id.loc.gov/authorities/subjects/sh85037972","http://id.loc.gov/authorities/subjects/sh98004793"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2004000490","provider":"lcsh","revision":"426261e7c7050714","taxonomy_revision":"f050b5d4780b1289","title":"Space time codes","url":"/topics/S2004000490","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14159528618795360838","address_version":"morton4x16-v1","coordinates":[0,477,51835,43008],"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}