Elm Grove is a locality and its consensus geometry is derived from geonames.
{"gn:population":0,"geom:latitude":35.57286,"gn:name":"Elm Grove","wof:name":"Elm Grove","counts:names_total":7,"gn:feature_code":"PPL","name:ceb_x_preferred":["Elm Grove"],"gn:feature_class":"P","mz:is_current":-1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102086277,"locality_id":1310421707,"region_id":85688701}],"name:srp_x_preferred":["Елм Гроув"],"gn:dem":102,"gn:elevation":"97.0","mz:min_zoom":12,"lbl:min_zoom":13.5,"name:por_x_preferred":["Elm Grove"],"geom:area":0,"gn:admin2_code":"167","gn:latitude":35.57286,"gn:asciiname":"Elm Grove","lbl:bbox":"-89.83258,35.55286,-89.79258,35.59286","counts:concordances_total":1,"gn:country_code":"US","geom:type":"Point","wof:lastmodified":1566624647,"gn:admin1_code":"TN","wof:belongsto":[102191575,85633793,85688701,102086277],"wof:repo":"whosonfirst-data-admin-us","wof:country":"US","counts:names_preferred":7,"geom:area_square_m":0,"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","name:ukr_x_preferred":["Елм-Гроув"],"geom:bbox":"-89.81258,35.57286,-89.81258,35.57286","name:spa_x_preferred":["Elm Grove"],"wof:superseded_by":[],"wof:geomhash":"9ad7917befc6d3c5b5104dab7d9012e1","wof:placetype_id":102312317,"mz:is_ceased":0,"lbl:max_zoom":18,"wof:placetype":"locality","gn:longitude":-89.81258,"mz:is_deprecated":0,"gn:modification_date":"2006-01-15","geom:longitude":-89.81258,"wof:id":1310421707,"wof:concordances":{"gn:id":4620815},"src:geom":"geonames","name:pol_x_preferred":["Elm Grove"],"gn:geonameid":4620815,"wof:tags":[],"counts:names_languages":7,"wof:supersedes":[],"wof:parent_id":102086277,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"gn:timezone":"America/Chicago","edtf:cessation":"uuuu","name:deu_x_preferred":["Elm Grove"]}