Produce a music piece that aligns with the mentioned musical structure and theme.
X:1
L:1/4
M:6/4
K:G
['A A2']  
X:1
L:1/4
M:6/4
K:G
 D | G2 G A2 A | B3 z z A | A2 B c2 d | B2 A A2 B | c2 B B A G | A3 z z B | B2 A A2 G | 
 G A B A2 B | B2 A A2 G | G A B A2 B | d2 A B2 B | G3 z z |]  