Compose a musical piece using the specified sequence's alphabetical representation and the provided motif.
X:1
L:1/8
M:4/4
K:D
['A,B,DE FD D2 FDFA dBAg f2 ef', 'd2 fd adfd']  
X:1
L:1/8
M:4/4
K:D
 DB, | A,B,DE FD D2 | FDFA dBAg | f2 ef dBAF | BFAF EDB,D | A,B,DE FD D2 | FDFA dBAg | f2 ef dBAF | 
 EDB,C D4 :| FA | d2 fd adfd | g2 ed cABc | d2 fd adfd | eged cABc | d2 fd adfd | g2 ed cABc | 
 d2 ce dBAF | EDB,C D4 :|  