{"id":"S2007006607","label":"Hydrocracking","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2007006607","normalized_label":"hydrocracking","broader":["http://id.loc.gov/authorities/subjects/sh85020942","http://id.loc.gov/authorities/subjects/sh85063436"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2007006607","provider":"lcsh","revision":"941fa245b6cdb273","taxonomy_revision":"f050b5d4780b1289","title":"Hydrocracking","url":"/topics/S2007006607","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4650116176327091808","address_version":"morton4x16-v1","coordinates":[0,478,33270,15360],"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}