Compose a musical piece using the specified sequence's alphabetical representation and the provided motif.
X:1
L:1/8
M:9/8
K:D
['F2 G', 'cAG (A<d)d d2 e f2']  
X:1
L:1/8
M:9/8
K:D
|: A2{BA} G FDE F2 G | A3 AGA cAG |{AB} A2 G FDF F2 G | Add ded cAG :| (A<d)d d2 e f2 f | 
 Add ded cAG | (A<d)d d2 e f2 g | agf ged cAG | (A<d)d d2 e f2 f | Add ded cAG | dcA cde f2 g | 
 agf ged cAG |]  