Frieder Bernius
... that Frieder Bernius and the Kammerchor Stuttgart performed the first concert of the Rheingau Musik Festival in Eberbach Abbey in 1988, and returned in 2012?
... that <b id="mwBUc"><a href="./Frieder_Bernius" id="mwBUg" rel="mw:WikiLink" title="Frieder Bernius">Frieder Bernius</a></b> and the Kammerchor Stuttgart performed the first concert of the <a href="./Rheingau_Musik_Festival" id="mwBUk" rel="mw:WikiLink" title="Rheingau Musik Festival">Rheingau Musik Festival</a> in <a href="./Eberbach_Abbey" id="mwBUo" rel="mw:WikiLink" title="Eberbach Abbey">Eberbach Abbey</a> in 1988, and returned in 2012?