{"id":"S2005001219","label":"Operation Lam Son 719, 1971","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2005001219","normalized_label":"operation lam son 719, 1971","broader":["http://id.loc.gov/authorities/subjects/sh2003003218"],"aliases":["Lam Son 719, Operation, 1971"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2005001219","provider":"lcsh","revision":"261862af9cc425e0","taxonomy_revision":"f050b5d4780b1289","title":"Operation Lam Son 719, 1971","url":"/topics/S2005001219","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"154233920168480","address_version":"morton4x16-v1","coordinates":[0,478,1936,3072],"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}