Compose a musical piece using the specified sequence's alphabetical representation and the provided motif.
X:1
L:1/8
M:2/2
K:D
['e2 cA d2']  
X:1
L:1/8
M:2/2
K:D
|:"D" D2 FA d2 Ac | d2 fd"A7" e2 cA |"D" d2 Ad"G" BAGF |"A7" E2 AE"D" FD D2 ::"D" d2 df a2 fd | 
"Em" g2 bg"A7" e2 cA |"D" d2 df a2 fd |"A7" egfe"D" fd d2 |"D" defg a2 fd |"Em" g2 bg"A7" e2 cA | 
"D" d2 Ad"G" BAGF |"A7" E2 AE"D" FD D2 :|  