Would the competition Bundeswettbewerb Gesang Berlin be held for the genres of light opera in even or uneven years?
Bundeswettbewerb Gesang:  Beginning in 1979, it has been held annually, for the categories Musical and Chanson in uneven years, for Opera, Operetta and concert singing in even years. Operetta: Operetta is a genre of light opera, "light" in terms both of music and subject matter.
i don't know