Develop a musical composition incorporating the given motif and maintaining the required musical form.
X:1
L:1/8
M:6/8
K:Bb
['BFB TB3 cFc Tc3', 'b3 f3 d3 B3 c2 e d2'  
X:1
L:1/8
M:6/8
K:Bb
|: BFB TB3 | cFc Tc3 | d2 B e2 c | fdB AGF | BFB TB3 | cFc Tc3 | dfe dcB | F2 A B3 :: b3 f3 | 
 d3 B3 | c2 e d2 B | AcB AGF | b3 f3 | d3 B3 | c2 e d2 B | F2 A B3 :|  