Develop a piece of music conforming to the stated structure and theme.
X:1
L:1/8
M:9/8
K:G
['GAG G2 B dBG E2 A ABG', 'FED dBd ece'  
X:1
L:1/8
M:9/8
K:G
|: GAG G2 B dBG | E2 A ABG FED | GDG BGB def | g2 G FAG FED :| dBd ece dBG | E2 A ABG FED | 
 dBd ece def | g2 G FAG FED | dBd ece dBG | E2 A ABG FED | d3 e3 def | g2 G FAG FED |]  