{"id":"S85003731","label":"Alluvial plains","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85003731","normalized_label":"alluvial plains","broader":["http://id.loc.gov/authorities/subjects/sh85102604"],"aliases":["Aggraded valley plain","Bottom (Geomorphology)","Bottom lands","Bottomlands","Bottoms (Geomorphology)","River plain","Valley plain, Aggraded","Wash plain","Waste plain"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85003731","provider":"lcsh","revision":"63bb4992632470ac","taxonomy_revision":"f050b5d4780b1289","title":"Alluvial plains","url":"/topics/S85003731","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"864845060087612996","address_version":"morton4x16-v1","coordinates":[0,20,17463,19456],"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}