What country was XXX in?
Wincenty Kadłubek
Blessed Wincenty Kadłubek (1161 -- 8 March 1223), also known as Vincentius de Cracovia, Vincent Kadlubek, Vincent Kadlubo, Vincent Kadlubko, Vincent of Kraków, Master Vincentius, was a thirteenth-century Bishop of Cracow and historian of Poland.
Poland