{"id":"S2008009107","label":"Lost City Hydrothermal Field","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2008009107","normalized_label":"lost city hydrothermal field","broader":["http://id.loc.gov/authorities/subjects/sh2008009546"],"aliases":["LCHF (Hydrothermal vent)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2008009107","provider":"lcsh","revision":"6d3fb12862bdf8c6","taxonomy_revision":"f050b5d4780b1289","title":"Lost City Hydrothermal Field","url":"/topics/S2008009107","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"5207511670741673568","address_version":"morton4x16-v1","coordinates":[0,478,48934,19456],"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}