Compose a piece of music that adheres to the specified alphabetical framework and includes the provided theme.
X:1
L:1/8
Q:3/8=80
M:6/8
K:D
['AFA AFA', 'D3 afd gec fdB ecA dBG AFA']  
X:1
L:1/8
Q:3/8=80
M:6/8
K:D
|: FGA AFA | AFA AFA | BGB AFA | BGE E3 | FGA AFA | AFA ABc | dcB AFD | dFD D3 :: afd gec | 
 fdB ecA | dBG AFA | BGE E3 | agf gfe | fed edc | Bcd edc | dFD D3 :|  