Trio No.4 in B flat major KV 502 Suite no.4 in E flat major, BWV 1010 Suite No.4 in E flat major BWV 1010 Suite no. 4 in E flat major BWV 815 No. 4 in B flat major, K. 502 降B大调No.4 in B flat major,K.502 Suite No.4 in E flat major, BWV 1010 Concerto no.6 in B flat major BWV 1051 Suite No.4 in E flat major,BWV 1010 symphony no.4 in b flat major,op.60