Baleč
... that the Roman Catholic Diocese of Balecium still exists although Baleč was destroyed in the 15th century?
... that the <a href="./Roman_Catholic_Diocese_of_Balecium" id="mwDDI" rel="mw:WikiLink" title="Roman Catholic Diocese of Balecium">Roman Catholic Diocese of Balecium</a> still exists although <b id="mwDDM"><a class="mw-redirect" href="./Baleč" id="mwDDQ" rel="mw:WikiLink" title="Baleč">Baleč</a></b> was destroyed in the 15th century?