Create a musical piece using the provided alphabetic structure and motif.
X:1
L:1/8
M:4/4
K:D
['EAAB cBcA dcdf e2 fa gfec', 'A2 fg a2 af g2 ge f2']  
X:1
L:1/8
M:4/4
K:D
 AG | EAAB cBcA | dcdf e2 fa | gfec defd | ecAF GBAG | EAAB cBcA | dcdf e2 fa | gfec dfec | 
 A2 AB A2 :: fg | a2 af g2 ge | f2 fd e2 ed | cdef gfed | ecAF GBAG | EAAB cBcA | dcdf e2 fa | 
 gfec dfec | A2 AB A2 :|  