Produce a music piece that aligns with the mentioned musical structure and theme.
X:1
L:1/8
M:2/4
K:A
['e3/2 a/']  
X:1
L:1/8
M:2/4
K:A
 E3/2 E/ E2 | E a e2 | e3/2 a/ c A | B4 | e3/2 a/ e2 | e a e d | B A B, D | E4 |]  