Sonata in E flat,K 380,374f Sonata in B flat,K 281,189f Sonata in B flat,K 333,315c Sonata in B flat,K 378,317d Sonata in B flat, KV 378 Sonata in E flat,K 282,189g Sonata in E flat,K 302,293b Sonata in E flat major,K.380(374f) Sonata in B flat, K.333 Sonata in B flat, K.570