Compose a piece using the alphabetic notation of the assigned musical structure and the provided melodic motif.
X:1
L:1/8
Q:1/8=100
M:2/2
K:D
['A3 B AFDF', 'f2 fd g2 ge']  
X:1
L:1/8
Q:1/8=100
M:2/2
K:D
 A3 B AFDF | B2 BA B2 d2 | A3 B AFDF | gfed B2 d2 :: f2 fd g2 ge | f2 fdcecA | f2 fd g2 ge | 
 afed B2 d2 :|  