Utilizing the provided musical theme and letter-based structure, compose a piece of music.
X:1
L:1/8
M:2/4
K:A
['e>e (dB)', 'd>d e/^d/e c>c e/c/e']  
X:1
L:1/8
M:2/4
K:A
 E>GB>d | c>A e>e | (dB) e>e | cA e>e | E>GB>d | cA e>e | (dB) e>G | A z A,2 :: d>d e/^d/e | 
 c>c e/c/e | EGBe | EAce | d>d e/^d/e | c>c e/c/e | EG Be | A2 A,2 :|  