Article snapshot taken from Wikipedia with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
The Czech Reader: History, Culture, Politics. Jan Bažant, Nina Bažantová, Frances Starn - 2010 p 151 "His last great novel, Witiko (1865–67), is set in the twelfth century in the south Bohemian domain of the Vítkovci and Rožmberks. The main hero, the German Witiko (in Czech, Vítek), entered the service of the Přemyslid king Vladislav II ..."