Compose a piece of music based on the provided motif and adhering to the outlined musical structure.
X:1
L:1/8
M:4/4
K:Emin
['GAFG EFGA B2 ef', 'E2 ga babg efga baab b2 ag'  
X:1
L:1/8
M:4/4
K:Emin
 GA | BcAB GAFG | EFGA B2 ef | gfed Bged | cB (3BAG A2 GA | Bc AB GAFG | EFGA B2 ef | 
 (3gfe (3fed (3Bgf (3edf | e2 E>E E2 || ga | babg efga | baab b2 ag | agaf defg | agab a2 ga | 
 bc'ab gafg | EFGA B2 ef | (3gfe (3fed (3Bgf (3edf | e2 E>E E2 |]  