Sonata in B flat major, K333/315c Sonata in B flat major, KV 333 Piano sonata in B flat major, K.333 (315c) Sonata in A flat major, D557 Sonata in B flat major K. 333 Sonata in B flat major K. 15 Sonata in B flat major, K281/189f Sonata in E flat major, K282/189g Piano Sonata in B flat major,K.333 (315c) Sonata in E flat major,K.380(374f)