Design a music composition that employs the provided motif and follows the predetermined musical form.
X:1
L:1/8
M:2/2
K:Bb
['BFDE FAce dfdB BAGF', 'B2 z g fgab fdcB egec BAGF'  
X:1
L:1/8
M:2/2
K:Bb
 BA | BFDE FAce | dfdB BAGF | EGcB AFec | Ccec dcBA | BFDE FAce | dfdB BAGF | E3 g fdcB | 
 F2 A2 B2 :: z g | fgab fdcB | egec BAGF | EGcB AFec | Ccec c2 ga | bgec Fafd | Egec BAGF | 
 E3 g fdcB | F2 A2 B2 :|  