{"id":"S2002008811","label":"Chalcogens","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2002008811","normalized_label":"chalcogens","broader":["http://id.loc.gov/authorities/subjects/sh85022897"],"aliases":["Chalkogens","Group 16 elements","Group 6a elements","Group VIa elements","Oxygen group elements"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2002008811","provider":"lcsh","revision":"3d1ef4add5f1e307","taxonomy_revision":"f050b5d4780b1289","title":"Chalcogens","url":"/topics/S2002008811","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9548906653819232838","address_version":"morton4x16-v1","coordinates":[0,477,20715,44032],"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}