Utilize the provided motif to produce a musical work adhering to the designated form.
X:1
L:1/8
M:2/2
K:Bb
['B2 (Bd) cBBd fgfd', 'f2 (fb)'  
X:1
L:1/8
M:2/2
K:Bb
|: B2 (Bd) cBBd | fgfd dccd | B2 (Bd) cBBd | fgfd fBB z :: f2 (fb) bgga | bgfd dccd | 
 f2 (fb) bggb | fdcf dBB z :|  