{"id":"S2021008206","label":"Bedrock ground stone implements","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2021008206","normalized_label":"bedrock ground stone implements","broader":["http://id.loc.gov/authorities/subjects/sh2021008204"],"aliases":["BGS features","BGS implements","Bedrock ground stone features"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2021008206","provider":"lcsh","revision":"af55411aafed97d5","taxonomy_revision":"f050b5d4780b1289","title":"Bedrock ground stone implements","url":"/topics/S2021008206","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4939534007787340806","address_version":"morton4x16-v1","coordinates":[0,481,55437,14336],"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}