Compose a piece of music using the specified alphabetical notation system and the provided theme.
X:1
L:1/4
M:3/4
K:F
['D D']  
X:1
L:1/4
M:3/4
K:F
 z2 D | A, D D | D C D | F G F | A2 (A/G/) | F E (F/G/) | A c (c/d/) | c A c | G2 D | F G A | 
 f d c/c/ | d c d | A2 (A/G/) | F D D | c A (A/G/) | F D F | D2 z |]  