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=120
M:6/8
K:D
['A AGF', 'BGB AFA']  
X:1
L:1/8
Q:3/8=120
M:6/8
K:D
 d2"^cr" A AGF | GAB"^cr" A3 | Bcd efg | fed cBA | d2 A AGF | GAB A3 | Bcd efg | Adc"_NB" d3 :: 
 e2 A A2 f | efg f3 | fgf e2 d | cdB A3 | BGB AFA | BGB AFA | Bcd efg | cdc d3 :|  