Create a composition based on the provided motif while adhering to the necessary musical structure.
X:1
L:1/8
M:4/4
K:G
['B A']  
X:1
L:1/8
M:4/4
K:G
 G D B A G G G A | B A B c A4 | B B B c d d d c | B B A A G4 | G D B A G G G A | B A B c A4 | 
 B B B c d d d c | B B A A G4 | A D A B A F D F | A D A B A4 | G D G B d2 B c | d c B A G4 | 
 A D A B A F D F | A D A B A4 | G D G B d2 B c | d c B A G4 | d c B A G e e f | g f e d e d c B | 
 A G F E D d d e | g a g a g4 ||  