Symphony No. 3 (Beethoven) which the bass theme is heard as the first variation before the main theme ultimately appears. This again parallels the structure of the Opus 35 variations themselves. Finally, the loud E chord that begins the Opus 35 variations themselves is moved here to the beginning of the first movement, in the form of the two chords that introduce the first movement. Alternatively, the first movement's resemblance to the overture to the comic opera "Bastien und Bastienne" (1768), composed by twelve-year-old W. A. Mozart, has been noted. It was unlikely that Beethoven knew of that unpublished composition. A possible explanation is
Moses und Aron about the number 13; "Moses und Aaron" has 13 letters. Zoltán Kocsis (Hungarian conductor, composer and pianist) had received permission from Schoenberg's heirs in 2009 to complete the last act. His version was premiered in concert at Budapest on 16 January 2010. As Schoenberg always intended to finish the work, the opera was not performed during his lifetime. However, the first public performance of music from the opera was of "Der Tanz um das goldene Kalb" in concert at Darmstadt on 2 July 1951, just 11 days before the composer's death. There was a concert performance of the two acts