Create a musical piece with the provided alphabetic notation system and theme.
X:1
L:1/8
M:9/8
K:Dmix
['D3 AGE ABc', 'B3 dBG ABc']  
X:1
L:1/8
M:9/8
K:Dmix
|: D3 AGE ABc | DAD AGE (FG)E | D3 AGE ABc |1 BdB AGE (3(GAG) E :|2 BdB AGE G3 || B3 dBG ABc | 
 BAB dBG (Bc)A | B3 dBG ABc | BAG AGE G3 | B3 dBG ABc | BAB dBG A3 | def gfe dBG | 
 BAG AGE (3(GAG) E ||  