As mentioned in the title, the specificity of this work is the creation of the tonic note F surrounded by an accompaniment and a second voice. The first (rhythmic) voice would be seen as a murmuring. Joy Kane graduated in music composition and theory from the Cleveland Institute of Music and an international Certificate of Jaques-Dalcroze rhythmic in NYC. She specialized in jazz in NYC with Barry Harris, Ran Blake and Johnny Mehegan. Moreover, she trained choreography at the Martha Graham School. She discovered a passion for the French culture during her numerous trainings in the festivals throughout France and left NYC in 1983 to live in Paris. She is a renowned trainer, especially for her Jaques-Dalcroze rhythmic ateliers, improvisation ateliers (voice and keyboard of any kind) and vocal technique. As a composer Joy Kane has already composed hundreds of singings and vocal and choral works.