Viktor Ullmann presented his cycle of variations on the fourth of the well-known Six Little Piano Pieces Op. 19 by his teacher Arnold Schoenberg in three versions at once - for piano, for string quartet and for large orchestra. Schoenberg’s atonal miniature is extended here into a larger form, with the Gavotte and Minuet also making reference to Schoenberg’s Piano pieces Op. 25. The setting for piano is a virtuoso feat on a scale reminiscent of Max Reger. Of the original 21 variations in an ear...