Develop a musical composition in line with the given structure and theme.
X:1
L:1/8
M:9/8
K:G
['B3 g2 e dBG'  
X:1
L:1/8
M:9/8
K:G
 D |"G" G>AG gfe dBG |"Am" A>Bc EFG"D7" AFD |"G" G>AG gfe dBG |"C" efg"D7" agf"G" g2 :: d | 
"G" ded ^cd=c Bgd |"Am" edc BAG"D7" FAD |"G" ded ^cd=c Bgd |"C" ecB"D7" AGF"G" G2 :: d | 
"G" B3 g2 e dBG |"Am" c3 EFG"D7" AFD |"G" B3 g2 e dBG |"C" efg"D7" agf"G" g2 :|  