Generate a musical piece using the presented motif and follow the alphabetical structure provided.
X:1
L:1/8
M:2/4
K:D
['DF AF FE', 'Dd cd']  
X:1
L:1/8
M:2/4
K:D
|: DF AF | FE FE | DF AF | FE E2 | DF AF | FE FA | B>c BA | FE D2 :: Dd cd | F>G FE | Dd cd | 
 e2 e2 | Dd cd | F>G FA | B>c BA | FE D2 :|  