{"id":"S2001001800","label":"Alcatraz Island Light (San Francisco, Calif.)","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2001001800","normalized_label":"alcatraz island light (san francisco, calif.)","broader":["http://id.loc.gov/authorities/subjects/sh89004093"],"aliases":["Alcatraz Lighthouse (San Francisco, Calif.)"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2001001800","provider":"lcsh","revision":"0ff20428a068f167","taxonomy_revision":"f050b5d4780b1289","title":"Alcatraz Island Light (San Francisco, Calif.)","url":"/topics/S2001001800","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"37154998215648774","address_version":"morton4x16-v1","coordinates":[0,477,4981,8192],"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}