Compose a piece of music that follows the specified structure and incorporates the given theme.
X:1
L:1/8
Q:1/4=80
M:6/8
K:G
['GAB Adc BGF']  
X:1
L:1/8
Q:1/4=80
M:6/8
K:G
 D/D/ | GAB/B/ ABc | dAd BAG | GDG/G/ GAB | ABc d2 d/d/ | ded/d/ dBG | cBA FED | GAB Adc | 
 BGF G2 G | GAB Adc | BGF G2 |]  