1-4. Sonata in B flat major, D. 960 Piano sonata in B flat major, D. 960 1-4.Piano sonata in B flat major, D. 960 1-4. Sonata in E flat major, D568 5-8. Sonata in B flat major, D960 Piano sonata in B flat major, D960 Sonata in B flat major, D. 960 Violin sonata in E flat major, K. 380 Piano Sonata in B flat major, D960 1-3. Sonata in A flat major, D557