text: Eight of these cities continued to show interest in hosting the event including Berlin , Hamburg , Hanover , Gelsenkirchen , DÃ 1\/4 sseldorf , Cologne , Frankfurt and Munich .
simplified: Eight cities showed interest of hosting the Eurovision Song Contest 2011 : Berlin , Hamburg , Hanover , Gelsenkirchen , DÃ 1\/4 sseldorf , Cologne , Frankfurt , Munich .