Develop a musical composition in line with the given structure and theme.
X:1
L:1/8
Q:3/8=100
M:6/8
K:G
['G>AG g>fg', 'A2 G'  
X:1
L:1/8
Q:3/8=100
M:6/8
K:G
 G>AG g>fg | efe d3 | G>AG g>fg | e3 d3 | G>AG g>fg | fgf d3 | cdc B>cB |"^crots" A3 G3 :: 
 B>cd ded | (dc)B A2 G | ded dcB | A3 G3 | Bcd ded | dcB A2 G | cdc BcB | A3 F3 :|  