Compose a piece using the alphabetic notation of the assigned musical structure and the provided melodic motif.
X:1
L:1/8
Q:1/4=120
M:6/8
K:Amix
['A FAA', 'fef aef']  
X:1
L:1/8
Q:1/4=120
M:6/8
K:Amix
 A | FAA f2 e | dBB B2 A | FAA fed | cAA A2 :: a | fef aef | fed Bde | fef aef | dAA A2 :|  