Develop a piece of music conforming to the stated structure and theme.
X:1
L:1/8
M:2/4
K:A
['Ac EF A>A Af ec', 'af ec'  
X:1
L:1/8
M:2/4
K:A
 Ac EF | A>A Af | ec BA | e/f/e/c/ Bc/B/ | Ac EF | A>A Af | ec BA/B/ |1 cA AE :|2 cA AB |: ce ce | 
 a2 af | ec BA | e/f/e/c/ BA | ce ce | a2 af | ec BA/B/ |1 cA AB :|2 cA AE ||  