Variations on a Double is a real musical leviathan: almost an hour long, it is a sound-monstrosity that makes exceptional demands of the performers, and is the product of an unusual degree of fusion of the clarinet with the piano.

Composed in 2005 for Csaba Klenyán and Gábor Csalog, the work interprets the meaning of the musical double in an unconventional way: in it there is not a union of two independent instrumental characters, each with its individual identity - as in a grandiose sonat...