|dedicated to:||Paul Sacher|
|date:||2 V 1976|
|edition:||PWM, Chester Music|
Rostropovich was himself the originator of the idea for the composition, and in the course of the evening also performed works-dedications written for the occasion by Conrad Beck, Lucian Berio, Pierre Boulez, Benjamin Britten, Henri Dutilleux, Wolfgang Fortner, Alberto Ginastera, Christobaldo Halfter, Hans Werner Henze, Heinz Holliger, and Klaus Huber.
In Lutosławski's miniature governed by the principle of an interchange of refrains and episodes, the refrains rest upon the ‘sonification' of the name eS-A-C-H-E-Re (according to Northern European note names - Translator's note), while the episodes avail themselves only of those notes which do not participate in this ‘refrain' structure.ach / trans. mk