Compose a piece of music that follows the specified structure and incorporates the given theme.
X:1
L:1/8
M:2/2
K:A
['aece aecA', 'A3) (e f)ece fe c2 fecA BAce', 'DEGE DEGB'  
X:1
L:1/8
M:2/2
K:A
|: (e | a)ece aece | aecA B(Ac)e | aece aecA | BAB(B A3) :: (e | f)ece fe c2 | fecA BAce | 
 fece fecA | BAB(B A3) :: (D | D)E GE DEGE | DEGB c2 c2 | DEGE DEGB | cAB(B A3) :|  