Relationships

parts:1. Sonata for 2 Pianos and Percussion, Sz. 110, BB 115: I. Assai lento (movement)
2. Sonata for 2 Pianos and Percussion, Sz. 110, BB 115: II. Lento, ma non troppo (movement)
3. Sonata for 2 Pianos and Percussion, Sz. 110, BB 115: III. Allegro non troppo (movement)