Create a composition following the given musical structure and theme.
X:1
L:1/4
M:4/4
K:D
['D2 C2']  
X:1
L:1/4
M:4/4
K:D
 D2 D D | E2 E2 | F D D E | D2 C2 | F2 F F | F E E2 | D3/2 D/ E D | D2 C2 | F2 E D | G F E2 | 
 F3/2 F/ E D | C B, A,2 | F2 D E | D2 C2 | D4 |]  