[Instrumental: broad opening movement, urgent organ motif and answering chords] [Instrumental: contrapuntal development, expanding organ registrations] [Instrumental: lyrical slow movement, suspended harmonies] [Instrumental: from the midpoint, a severe winter squall gathers; organ and violin tighten into a fierce, snow-whirling counterpoint] [Instrumental: blizzard at full force, dense harmonies and driving sequences] [Instrumental: the storm breaks into a decisive organ cadence]
