{"id":"S87004083","label":"Variable charge soils","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh87004083","normalized_label":"variable charge soils","broader":["http://id.loc.gov/authorities/subjects/sh85124396"],"aliases":["Soils with variable charge","Soils, Variable charge"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh87004083","provider":"lcsh","revision":"41d9b22f2af05891","taxonomy_revision":"f050b5d4780b1289","title":"Variable charge soils","url":"/topics/S87004083","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14430883681319142976","address_version":"morton4x16-v1","coordinates":[0,20,48718,52224],"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}