Craft a musical piece that incorporates the given motif and follows the outlined structure.
X:1
L:1/8
M:2/2
K:G
['ga b2 a2 af dBAG'  
X:1
L:1/8
M:2/2
K:G
 GE |"G" DEGA BGBd | edgd edBG |"Am" EAAB AGED | EGAB"D" A2 (D2 |"G" D)EGA Bdef | gfga gedB | 
"C" ABGA"Am" BGAG |"D" EGGA"G" G2 :: ga |"G" b2 bg"D" a2 af |"C" gage"G" dBAG |"Am" ea-aa- abag | 
 (3efg ab"D" a2 ga |"G" b2 bg"D" a2 af |"C" gage"G" dBAG |"C" ABGA"Am" BGAG |"D" EGGA"G" G2 :|  