Create a composition based on the provided motif while adhering to the necessary musical structure.
X:1
L:1/4
M:4/4
K:G
['D D']  
X:1
L:1/4
M:4/4
K:G
 G | D D D E | G/ G3/2 z/ B/ B | B B B (A/G/) | G2 z | z | z/ G G/ G E | G G2 G | G G/ G D/ E | 
 D2 z | G | D D D E | G G2 z/ G/ | B B (B/A/) G | B2 z | A | G G G G | G/ C3/2- C/G/ G | 
 G/ G3/2 G E/ D/- | D z (G/A/) | z | B3 G | (B/A/) A2 G | G4- | G z ||  