Compose a piece using the alphabetic notation of the assigned musical structure and the provided melodic motif.
X:1
L:1/16
M:2/4
K:D
['.E2(3.A.A.A F2(3.A.A.A E2(3.A.A.A (3.F.D.D (3.D.D.D E2(3.A.A.A F2(3.A.A.A', 'fddc defg a2af dfed{c} BAA2 e8', 'fee2 e8 dBAF{F}']  
X:1
L:1/16
M:2/4
K:D
 .E2(3.A.A.A F2(3.A.A.A | E2(3.A.A.A (3.F.D.D (3.D.D.D | E2(3.A.A.A F2(3.A.A.A |1 dfed{c} BAAF :|2 
 dfed{c} BAA2 :: defg a2ag | fage fddc | defg a2af | dfed{c} BAA2 :: e8 | dfed{g} fee2 | e8 | 
 dBAF{F} EDD2 :|  