Compose music pieces conforming to the prescribed pattern and incorporating the provided musical concept.
X:1
L:1/8
M:2/2
K:D
['gfed c A3 a2 af abag', 'd2 (3ABc [Dd]2 d[Dd] [Dd]2 dd gfed', 'd2) cd'  
X:1
L:1/8
M:2/2
K:D
{efg} a3 f a2 ef | gfed c A3 | a2 af abag | fdec d2 (3(efg | a2) af abaf | gfed c A3 | a2 af abag | 
 fdec d2 |: (3ABc | [Dd]2 d[Dd] [Dd]2 dd | gfed cA(3(ABc | d2) dd de[dg]e | fdec d2 :: (3(ABc | 
 d2) cd BABd | gfed cA(3(ABc | d2) cd BAge | fdec d2 :|  