{"id":"S85022683-781","label":"Massachusetts--Charles River Dam","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85022683-781","normalized_label":"massachusetts--charles river dam","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85022683-781","provider":"lcsh","revision":"1603c4f5b9e627e3","taxonomy_revision":"f050b5d4780b1289","title":"Massachusetts--Charles River Dam","url":"/topics/S85022683-781","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"900874458464964292","address_version":"morton4x16-v1","coordinates":[0,20,17759,28430],"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}