Sonata in B-flat major D 946 Sonata in B-flat major D 960 Sonata in B flat major, D 960 Sonata in B flat major, D. 960 Sonata in A flat major op. 26 Sonata in A flat major,Op.26 Sonata in B flat major K. 10 Sonata in B flat major K. 15 Sonata in B flat major K. 281 Sonata in B flat major K. 333