{"id":"S85092004","label":"Niobium-zirconium alloys","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85092004","normalized_label":"niobium-zirconium alloys","broader":["http://id.loc.gov/authorities/subjects/sh85092000","http://id.loc.gov/authorities/subjects/sh85149905"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85092004","provider":"lcsh","revision":"37795e6d41ae926c","taxonomy_revision":"f050b5d4780b1289","title":"Niobium-zirconium alloys","url":"/topics/S85092004","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9513924599818371648","address_version":"morton4x16-v1","coordinates":[0,20,18842,36864],"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}