Create a composition based on the provided motif while adhering to the necessary musical structure.
X:1
L:1/4
M:3/4
K:G
['B B']  
X:1
L:1/4
M:3/4
K:G
 B/A/ | G G A | B B B | c d c | B B B/A/ | G G A | B B B | c d c | B z F/G/ | A A B | A G A | 
 B2 A | G z c/B/ | A B G/F/ | E E A | G2 F | G z |]  