Hans Gude
...that Hans Gude replaced Johann Schirmer as the professor of landscape painting at the Düsseldorf school, even though as a professor Schirmer had told Gude to give up painting?
...that <b id="mwBjM"><a href="./Hans_Gude" id="mwBjQ" rel="mw:WikiLink" title="Hans Gude">Hans Gude</a></b> replaced <a href="./Johann_Wilhelm_Schirmer" id="mwBjU" rel="mw:WikiLink" title="Johann Wilhelm Schirmer">Johann Schirmer</a> as the professor of <a href="./Landscape_painting" id="mwBjY" rel="mw:WikiLink" title="Landscape painting">landscape painting</a> at the <a class="mw-redirect" href="./Düsseldorf_school" id="mwBjc" rel="mw:WikiLink" title="Düsseldorf school">Düsseldorf school</a>, even though as a professor Schirmer had told Gude to give up painting?