Construct a musical composition utilizing the provided motif and conforming to the specified structure.
X:1
L:1/8
M:2/4
K:G
['G2 A2 B2 GD GGAA B2 GB']  
X:1
L:1/8
M:2/4
K:G
 G2 A2 | B2 GD | GGAA | B2 GB | AA G2 | BA/A/ G2 | d>GGG | GF G2 |]  