Prosno is a locality and its consensus geometry is derived from geonames.
{"gn:population":0,"geom:latitude":53.81697,"gn:name":"Prośno","wof:name":"Prosno","counts:names_total":7,"gn:feature_code":"PPL","gn:admin3_code":"281508.0","gn:feature_class":"P","mz:is_current":-1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633723,"county_id":102080197,"localadmin_id":1125286415,"locality_id":1225872631,"region_id":85687305}],"name:azb_x_preferred":["پروشنو"],"gn:dem":114,"mz:min_zoom":12,"lbl:min_zoom":13.5,"geom:area":0,"gn:admin2_code":"2815.0","gn:latitude":53.81697,"gn:asciiname":"Prosno","lbl:bbox":"19.91472,53.79697,19.95472,53.83697","counts:concordances_total":2,"gn:country_code":"PL","geom:type":"Point","wof:lastmodified":1570050603,"gn:admin1_code":"85.0","wof:belongsto":[85687305,102191581,1125286415,85633723,102080197],"wof:repo":"whosonfirst-data-admin-pl","wof:country":"PL","counts:names_preferred":6,"geom:area_square_m":0,"counts:names_variant":1,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"PL","name:ukr_x_preferred":["Просьно"],"geom:bbox":"19.93472,53.81697,19.93472,53.81697","wof:superseded_by":[],"name:fra_x_preferred":["Prośno"],"wof:geomhash":"98acdf29faad243ada3c4aa5c897acf4","name:fas_x_preferred":["پروشنو"],"name:und_x_variant":["Pörschken"],"wof:placetype_id":102312317,"mz:is_ceased":0,"lbl:max_zoom":18,"wof:placetype":"locality","gn:longitude":19.93472,"mz:is_deprecated":0,"gn:modification_date":"2015-09-05","geom:longitude":19.93472,"wof:id":1225872631,"wof:concordances":{"gn:id":3088081,"wk:page":"Pro%C5%9Bno"},"src:geom":"geonames","name:pol_x_preferred":["Prośno"],"gn:geonameid":3088081,"wof:tags":[],"counts:names_languages":7,"wof:supersedes":[],"wof:parent_id":1125286415,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"gn:timezone":"Europe/Warsaw","edtf:cessation":"uuuu","name:deu_x_preferred":["Prośno"]}