Craft a music piece according to the prescribed structure and the input theme.
X:1
L:1/4
M:2/2
K:A
['A/A/ A A2 c e c A']  
X:1
L:1/4
M:2/2
K:A
|:"A" A/A/ A A2 | c e c A |"E7" B/B/ B B2 | G B G E |"A" A/A/ A A2 | c e c A |"E7" e d c B | 
"A" A2 A2 :|  