sentences:  The ceremony was continued in the local dialect of the Slovene language long into the Middle Ages.After Duke Odilo of Bavaria about 743 had vassalised the Carantanian prince Borut, the ritual was supplemented by a German-language ceremony at the Duke's Chair, a double throne made of stone, which can still be seen near Maria Saal.The second Christianization of the area began at about 767 under Bishop Vergilius of Salzburg.