What is Olesno?
{{Infobox settlement | name = Olesno | image_skyline = Stacja kolejowa Olesno Śląskie (02).jpg | image_caption = Aerial view of Olesno | image_flag = POL Olesno flag.svg | image_shield = POL Olesno COA (Shazz).svg | subdivision_type = [[List of sovereign states|Country]] | subdivision_name = {{POL}} | subdivision_type1 = [[Voivodeships of Poland|Voivodeship]] | subdivision_name1 = {{flag|Opole Voivodeship|name=Opole}} | subdivision_type2 = [[List of Polish counties|County]] | subdivision_name2 = [[Olesno County|Olesno]] | subdivision_type3 = [[Gmina]] | subdivision_name3 = [[Gmina Olesno, Opole Voivodeship|Olesno]] | established_title = First mentioned | established_date = 1226 | established_title2 = Town rights | established_date2 = 1275 | leader_title = Mayor | leader_name = Sylwester Piotr Lewicki | area_total_km2 = 15.1 | population_as_of = 2019-06-30<ref>{{cite web|title=Population. Size and structure and vital statistics in Poland by territorial divison in 2019. As of 30th June|url=https://stat.gov.pl/en/topics/population/population/population-size-and-structure-and-vital-statistics-in-poland-by-territorial-divison-in-2019-as-of-30th-june,3,26.html|website=stat.gov.pl|publisher=Statistics Poland|date=2019-10-15|access-date=2020-02-14|archive-date=2021-04-19|archive-url=https://web.archive.org/web/20210419132648/https://stat.gov.pl/en/topics/population/population/population-size-and-structure-and-vital-statistics-in-poland-by-territorial-divison-in-2019-as-of-30th-june,3,26.html|url-status=dead}}</ref> | population_total = 9374 | population_density_km2 = auto | timezone = [[Central European Time|CET]] | utc_offset = +1 | timezone_DST = [[Central European Summer Time|CEST]] | utc_offset_DST = +2 | coordinates = {{coord|50|52|30|N|18|25|0|E|region:PL|display=inline}} | elevation_m = 240 | postal_code_type = Postal code | postal_code = 46-300 | blank_name = [[Polish car number plates|Car plates]] | blank_info = OOL | website = http://www.olesno.pl/ }} '''Olesno''' {{IPAc-pl|o|'|l|e|s|n|o}} ({{lang-de|Rosenber