Compose a piece of music that adheres to the specified alphabetical framework and includes the provided theme.
X:1
L:1/8
M:6/8
K:G
['g/f/S edc BAB GEF G2 A Bdd', 'dge dBG AGE DEG G2 A Bed', 'gag fed', 'f gag gfe dBd g2 |1 e']  
X:1
L:1/8
M:6/8
K:G
 g/f/S | edc BAB | GEF G2 A | Bdd Bee | Bdd dge || dBG AGE | DEG G2 A | Bed B2 A | BGG G2 :: e/f/ | 
 gag fed | Bdd def | gag fed | Bee e2 f || gag gfe | dBd g2 |1 e | dBG AGE | DEG G2 :|2 f | 
 gfg eag | fef gfSe |]  