Create a composition based on the provided motif, following the specified musical structure.
X:1
L:1/8
M:6/8
K:Bb
['B,3 DFB dfe dcB C3 EAc edc', 'B,3 d3 fdB c3 fcA Bba gaf'  
X:1
L:1/8
M:6/8
K:Bb
|: B,3 DFB | dfe dcB | C3 EAc | edc cBA | B3 DFB | B3 EGB | Aec AFA | B3 B,3 :: d3 fdB | c3 fcA | 
 Bba gaf | =efd c3 | f=ef cd_e | d3 b2 a | g2 f gf=e | f3 F3 | fdf _ece | def GAB | cde edc | 
 gec AGF | B,3 DFB | dfe dcB | cec AFA | B3 B,3 :|  