Duke <a href="https://en.wikipedia.org/wiki/Oldřich,_Duke_of_Bohemia" id="mwKA" rel="mw:WikiLink" title="Oldřich, Duke of Bohemia">Oldřich of Bohemia</a> deposes and blinds his brother <a href="https://en.wikipedia.org/wiki/Jaromír,_Duke_of_Bohemia" id="mwKQ" rel="mw:WikiLink" title="Jaromír, Duke of Bohemia">Jaromír</a>, who flees to <a href="https://en.wikipedia.org/wiki/Greater_Poland" id="mwKg" rel="mw:WikiLink" title="Greater Poland">Poland</a>.