Playable by a standard brass quartet; or a quartet consisting of a Bb cornet,
Eb tenor horn, Bb baritone T.C. and Bb euphonium T.C.;
or for a quartet derived from these two groups; During this composition each player performs a cadenza. Although the cadenzas are
written out, the players may perform what is notated or may take liberties to personalize the music, keeping in mind that it is important that all of the cadenzas shouldhave approximately the same duration.