Compose music that follows the specified structure and includes the provided theme
X:1
L:1/8
M:2/2
K:G
['GBGB de/f/ ge dBgB', 'G2 bagf gedc GBgB A/A/A A2 b/a/f'  
X:1
L:1/8
M:2/2
K:G
|: GBGB de/f/ ge | dBgB A/A/A A2 | GBGB de/f/ ge | dBgB G/G/G G2 :: bagf gedc | GBgB A/A/A A2 | 
 b/a/f a/g/e g/f/d e/d/B | GBgB G/G/G G2 :|  