Sulek's sonata is a one-movement work inspired by an early idea of the sonata as simply a multi-sectional instrumental work. In the first section there is significant use of the triplet feel of the trombone against the eighth note feel from the piano. The second section is a light, playful section that ends more powerfully. The third section is marked dolce expressivo and is lyrical. 'The fourth section with marcato as the stylistic marking returns to a more powerful side of the trombone.