This piece develops a preoccupation already begun in “Naissance du verbe” (Birth of the Word), the result of research on language and phonemes undertaken by Bernard Ucla. The idea behind this research is that the sign in language is not arbitrary, but that the choice of phonemes at the origin of languages obeys a long elaboration, and that between the meaning of words and the phonemes that express them, mysterious relationships exist: the phoneme is not a neutral acoustic substance but carries symbolic meanings linked to gesture, body, elements and space, and to diverse cultural traditions. The five movements of the work are inspired by this general theme. 

Guy Reibel (1936-) His musical adventure began at the GRM (Groupe de Recherches Musicales) in 1963, where he met Pierre Schaeffer, plunged into sound and rediscovered music. A musical experience around the sound object, perceived as a matter and a form, which expands and becomes a human experience. From the sound object to the voice, man's own instrument, he initiated and developed a global creative practice, the Jeu Vocal (Vocal Game). From the sound object to the vocal game, this could be summed up as his career path, which led him to teach composition at the Paris Conservatory (CNSMDP), to conduct orchestras and especially choirs, to develop research in the various forms of creation for all audiences, to produce radio and television programmes, and naturally to compose works in resonance with his research on man as a musician, associating professional and amateur musicians, during events sometimes of a monumental n