Form a musical piece based on the provided motif while observing the defined structure.
X:1
L:1/8
M:2/2
K:G
['G,2 DG,']  
X:1
L:1/8
M:2/2
K:G
 G,2 DG, B,DG,B, | DG,B,D ECA,B, | G,2 DG, B,DG,B, | DECA, B,G,A,B, | G,2 DG, B,DG,B, | 
 DG,B,D ECA,B, | G,2 DG, B,CDc | dBcA BG B/c/d | e/f/g fg egfe | dgfd Adfd | egfg efga | 
 bgaf gfed | efge Bege | defd A/B/A FA | G3 A Bcde | dBcA B2 AF ||  