Complex sentence: The pedal starts off with a cross motif in quavers, which recurs throughout the composition; the suspensions in the pedal create dissonances with the "cantus" throughout the piece which are resolved only by the cadence at the close.
Split into simpler sentences: The pedal starts off with a cross motif in quavers, which recurs throughout the composition. The suspensions in the pedal create constant dissonances with the "cantus" which are resolved only by the cadence at the close.