Develop music that conforms to the outlined musical structure and the given theme.
X:1
L:1/8
M:4/4
K:A
['B3 A', 'f3 f fece'  
X:1
L:1/8
M:4/4
K:A
|: f2 ec B3 A | FB (3BBB Bcde | f2 ed B3 A | EA (3AAA ABce :: f3 f fece | fB (3BBB fece | 
 f3 f fece | (3ffe ge a z e2 :|  