Compose a piece of music that follows the specified structure and incorporates the given theme.
X:1
L:1/8
Q:3/8=100
M:6/8
K:G
['', 'BcA G2', 'B2 A'  
X:1
L:1/8
Q:3/8=100
M:6/8
K:G
 d |: BcA G2 E | E2 D G2 D | BcA G2 B | Add d2 c | BcA G2 D | E2 D G2 D | BcA Gdc | BcA!fine! G2 :| 
 d | BcB B2 A | B2 c def | g2 f e2 d | c2 B B2 A | BcB B2 A | B2 c def | g2 f eag | 
 fge d2!D.C.! c |]  