Compose a piece of music following the given alphabetical representation of the musical structure and the provided motif.
X:1
L:1/8
M:4/4
K:G
['G>D G<B', 'g>agB G>ABG']  
X:1
L:1/8
M:4/4
K:G
 B | G>D G<B G>Bd>B | G>D G>B A<[EA,][EA,]>A | G>D G<B G<E D>B, | C<E D>C B,<G,G,>D | 
 G>D G<B G>Bd>B | G>D G>B AEEA | G>D G<B G<Bd>B | g>e d/e/d/c/ BGG || e/f/ | g>agB G>ABG | 
 A<aa>g e<a a2 | g>agB G>ABG | c>A d/c/B/A/ BGGe/f/ | g>agB G>ABG | A<aa>g e<ga>b | 
 (3gbg (3ege (3ded (3BdB | c>A d/c/B/A/ BGG ||  