Develop a piece of music conforming to the stated structure and theme.
X:1
L:1/4
M:3/2
K:D
['G A2']  
X:1
L:1/4
M:3/2
K:D
 D2 | =F G A2 D2 | G G A2 d2 | =c d c2 B2 | A2 =F2 z F | =F2 A2 F2 | E E D2 z D | =F G A2 F2 | 
 E2 D2 |]  