 
 <prompt> For di third decade of di 20th century, wetin dem dey call Thuringia? Given di last question, write one context wey get di answer. E fit be 1 - 20 sentences. Context: <response>: ```Thuringian Realm bin dey exist until 531 and later, the Landgraviate of Thuringia na di biggest state for di region, e dey exist between 1131 and 1247. After dat time, no state dey wey dem call Thuringia, but people dey use di term to describe di area between Harz mountains for di north, Weiße Elster river for di east, Franconian Forest for di south and Werra river for di west. After di Treaty of Leipzig, Thuringia get dem own dynasty again, di Ernestine Wettins. Their different lands join together to form di Free State of Thuringia wey dem establish for 1920, join with some other small principalities. Di Prussian territories around Erfurt, Mühlhausen and Nordhausen join Thuringia for 1945.``` 