Info text: Enigma for voice, percussion and prepared piano (1999) Enigma is an important example of the use of melody and line, parameters that the composer uses in a very reduced manner after 1999. The composition of Enigma comes at a time when Mela Meierhans is intensively engaged with the oeuvre of the Austrian author Ingeborg Bachmann - Orpheus also sets Bachmann's poem of the same name to music. […]