Compose a piece of music that adheres to the specified alphabetical framework and includes the provided theme.
X:1
L:1/8
M:2/4
K:G
['D GBBB B3 d ddcB d2 cB']  
X:1
L:1/8
M:2/4
K:G
 D | GBBB | B3 d | ddcB | d2 cB | dAAA | A3 e | eedc | d2 BB/B/ | BB/B/BB/B/ | BBBB | BBAB | 
 d2 c2 | B2 z |]  