Compose a piece of music using the specified alphabetical notation system and the provided theme.
X:1
L:1/8
M:4/4
K:G
['G2 DG EG', 'gd (3(ddd) ed cA']  
X:1
L:1/8
M:4/4
K:G
|: G2 DG EG DF | G2 BG AG EF | G2 DE DG Bc | dB cA BG AF | G2 DG EG DF | G2 BG AG EF | 
 G2 DG EG Dc | dB Ac BG G2 :| gd (3(ddd) ed cA | Bd Ac BE E2 | gd (3(ddd) ed cA | dc Ac BG G2 | 
 gd (3(ddd) ed cA | Bd Ac BE E2 | cB cd ef ge | dB Ac BG G2 :|  