{"id":"S85122623","label":"Silver halide crystals","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85122623","normalized_label":"silver halide crystals","broader":["http://id.loc.gov/authorities/subjects/sh85034503"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85122623","provider":"lcsh","revision":"e945bfedf576ed65","taxonomy_revision":"f050b5d4780b1289","title":"Silver halide crystals","url":"/topics/S85122623","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10126563956597604864","address_version":"morton4x16-v1","coordinates":[0,20,19320,64512],"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}