sentences:  After the election of Albert VI of Austria, he was sent, with John of Lysura, to the Council of Basle to demand that the proceedings against the pope be suspended, and then to Eugene IV at Ferrara to propose that the negotiations with the Greeks be carried on in a German city.In 1446 he was again placed at the head of an embassy to Eugene IV.The pope had deposed the Archbishops of Cologne and Trier, both electoral princes, who favoured the antipope Felix V. The other electors now demanded of Eugene (1) his approval of certain decrees of Basle; (2) the convocation of a general council in a German city within three months; (3) the acceptance of the article on the superiority of the council over the pope; and (4) the reinstating of the two deposed archbishops.