Construct a musical composition utilizing the provided motif and conforming to the specified structure.
X:1
L:1/8
Q:1/8=130
M:3/4
K:Gmin
['G>A B4 |({c} (3BAB) c4 |{d} c>B', 'd2 d2'  
X:1
L:1/8
Q:1/8=130
M:3/4
K:Gmin
 G>A B4 |({c} (3BAB) c4 |{d} c>B G>A (3BcB | AF G4 :: d2 B>c d>e | (3fdf (3ece d2 | d2 B>c d>e | 
 (3fdf (3ece d2 | d2 G>A Bc/B/ | AF G4 :|  