Władysław I the Elbow-high
The Teutonic plan was to support John of Bohemia in an invasion of Silesia. Władysław I the Elbow-high had claimed lordship over Silesia, but John of Bohemia believed that he equally valid claim to it. The Bohemian king marched in with an army and occupied Silesia. Luther von Braunschweig believed that Władysław I the Elbow-high so outraged by this move, that he would muster all of the polish forces to kick John of Bohemia out of Silesia. Leaving the German Grandmaster free to invade Samogitia without polish interference.