Compose a piece of music using the specified alphabetical notation system and the provided theme.
X:1
L:1/8
M:6/8
K:Amin
['', 'B2 d', 'faa efe edc edc B2 d gfe']  
X:1
L:1/8
M:6/8
K:Amin
 E |: EAc B2 d | edB A2 G | A2 G ABd | e2 d e^fg | age e=fd | edc B2 d | ABc ded |1 BAA A2 E :|2 
 BAA A2 B |: cea daa | eaa faa | efe edc | edc B2 d | gfe e2 A | fed dcB | ABc ded |1 BAA A2 B :|2 
 BAA A3 ||  