Advanced. The first of the four variants is a six-part ricercare which culminates in antiphonal exchanges recalling the Venetian School and in particular Giovanni Gabrieli. A ritornello in the form of “bell effects” in the trombones (Faulte d’argent) then ushers in dance-like material (Variant II). The following variant is a scherzo in which the muted trumpet background of the introduction is further developed. This is complemented by a reflective coda (Variant IV) featuring solo flugelhorn, which is intended to evoke the ethereal quality of Tu pauperum refugium.