This is one of the most dramatic of chamber pieces. Its opening movement is propulsive, its questing first subject beginning with declamatory five-note motive which rises and falls spikily, then repeating a rhythmic tag.Itcontrasts with an incantatory second subject which carries with it a chirping, bird-like figure. The second movement is a lyrical transformation of the same ideas with a faster central section, while the finale is an evenmoredriven version of the first movement's materials. The...