{"id":"S2007004323","label":"Groundwater--Arsenic content","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2007004323","normalized_label":"groundwater--arsenic content","broader":["http://id.loc.gov/authorities/subjects/sh85007449","http://id.loc.gov/authorities/subjects/sh85145519"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2007004323","provider":"lcsh","revision":"e948f56249f29a10","taxonomy_revision":"f050b5d4780b1289","title":"Groundwater--Arsenic content","url":"/topics/S2007004323","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"13835207616345023072","address_version":"morton4x16-v1","coordinates":[0,478,33234,35840],"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}