Build a musical arrangement using the indicated alphabet-based system and the given motif.
X:1
L:1/8
M:2/4
K:Ador
['AB cd/c/ BA', 'e>=f ed']  
X:1
L:1/8
M:2/4
K:Ador
|: eA AB | cd/c/ BA | dG G>B | dB AG | EA AB | cd/c/ BA | Be dB | BA A2 :: e>=f ed | eA AB/c/ | 
 d>e dc | BG Bd | e>=f ed | ef ge | dB GA | BA A2 :|  