Yefremovka is a locality and its consensus geometry is derived from quattroshapes.
{"geom:latitude":52.834874,"wof:name":"Yefremovka","counts:names_total":1,"mz:is_current":-1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85632685,"county_id":890487875,"empire_id":874393555,"locality_id":102010739,"region_id":85687781}],"mz:min_zoom":12,"lbl:latitude":52.835624,"lbl:min_zoom":13.5,"geom:area":1.99E-4,"qs:id":0,"gn:latitude":52.8357,"counts:concordances_total":2,"qs:adm0":"Russia","geom:type":"Polygon","wof:lastmodified":1566615468,"qs:a2":"Нефтегорский","qs:a1":"*Самарская область","wof:belongsto":[85687781,102191581,85632685,874393555,890487875],"name:rus_x_preferred":["Ефремовка"],"mps:latitude":52.835624,"qs:a0":"Российская Федерация","wof:repo":"whosonfirst-data-admin-ru","qs:loc":"YEFREMOVKA","wof:country":"RU","counts:names_preferred":1,"geom:area_square_m":1484249.893796,"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"RU","geom:bbox":"51.2298049927,52.829334259,51.2563056946,52.8428039551","src:lbl_centroid":"mapshaper","wof:superseded_by":[],"wof:geomhash":"61f42eb3b0475d9cd8f8301324af006c","qs:pop":0,"wof:placetype_id":102312317,"qs:la_lc":"*","qs:level":"localadmin","mz:is_ceased":0,"lbl:max_zoom":18,"wof:placetype":"locality","gn:longitude":51.2107,"mz:is_deprecated":0,"geom:longitude":51.24295,"wof:id":102010739,"qs:source":"SUnknown","wof:concordances":{"gn:id":468383,"gp:id":2079639},"qs:a1r":"*","src:geom":"quattroshapes","src:geom_alt":[],"wof:tags":[],"counts:names_languages":1,"mps:longitude":51.243853,"wof:supersedes":[],"lbl:longitude":51.243853,"wof:parent_id":890487875,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"edtf:cessation":"uuuu"}