Compose a piece following the given musical structure and incorporating the provided motif.
X:1
L:1/8
M:4/4
K:D
['Adde f2', 'a2 af g2'  
X:1
L:1/8
M:4/4
K:D
|: Adde f2 ed | f2 ed ge e2 | Adde f2 eg | afge d2 d2 :: a2 af g2 ge | f2 ed ge e2 | a2 af g2 fe | 
 faef d2 d2 :|  