{"id":"S2016001211","label":"Ytterbium ions","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2016001211","normalized_label":"ytterbium ions","broader":["http://id.loc.gov/authorities/subjects/sh85111450"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2016001211","provider":"lcsh","revision":"d45ddc356e4171fe","taxonomy_revision":"f050b5d4780b1289","title":"Ytterbium ions","url":"/topics/S2016001211","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14465716219927593024","address_version":"morton4x16-v1","coordinates":[0,480,42738,60416],"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}