Craft a musical work based on the specified structure and given theme.
X:1
L:1/8
M:6/8
K:G
['G2 B', 'c B2 G D3 GAB dcB c2'  
X:1
L:1/8
M:6/8
K:G
|: G2 B d2 g | fga gdB | c2 A BAG | FGA DEF | G2 B d2 g | fga gdB | ced cBA |1 BAF DEF :|2 
 DGF G2 B |: c2 A EAc | EAc e2 c | B2 G D3 | GAB dcB | c2 A EAc | EAc c2 e | g2 e dBG |1 
 D3 G2 B :|2 cBA FGA ||  