Compose music that adheres to the provided musical structure and theme.
X:1
L:1/8
Q:1/8=200
M:2/2
K:G
['BGBd AFAc', 'G2 gafg efdf gafg e2 d2 gafg'  
X:1
L:1/8
Q:1/8=200
M:2/2
K:G
 BGBd AFAc | BGBd A2 D2 | BGBd AFAc | Bd AB G2 G2 :| gafg efdf | gafg e2 d2 | gafg edeg | 
 dBcA G2 G2 :|  