Develop a musical composition using the outlined alphabetical depiction of the structure and the provided theme.
X:1
L:1/8
M:2/2
K:Eb
['uc BGGF EFGc BGeG cFFc BGGF EFGg', '(eg)ge (df)fd']  
X:1
L:1/8
M:2/2
K:Eb
 uc | BGGF EFGc | BGeG cFFc | BGGF EFGg | gfed e3 :| ug | (eg)ge (df)fd | (eg)ge (fd)Bd | 
 (eg)ge (df)fd | cafd e2 (eg) | egeg dfdf | cece fdBg | agfe dcBA | Ggfd"_D.C." e2"_Fine." e |]  