Compose a piece featuring the specified motif and using an alphabet-based arrangement.
X:1
L:1/8
M:2/4
K:D
['AF dF A2 AF GA', 'dc BA Be']  
X:1
L:1/8
M:2/4
K:D
|: dB | AF dF | A2 AF | GA Bc | ed cB | AF dF | A2 AF | GA Bc | d2 :: de | fd ec | dc BA | Be ed | 
 cB cA | f2 e2 | dc BA | Be Bc | d2- :|  