Compose a piece using the alphabetic notation of the assigned musical structure and the provided melodic motif.
X:1
L:1/8
M:4/4
K:D
['', 'ed ceAe cAec BdGd BGdG ceAB cBce', 'edcB Aaab agfa gedf e2 fg abag', 'ceAc dBgB AaeB :|2 cBcd efga gedB']  
X:1
L:1/8
M:4/4
K:D
 ed || ceAe cAec | BdGd BGdG | ceAB cBce |1 dBgB Aaed :|2 dBgB BAAB || cBcd efge | dcdf edcB | 
 Aaab agfa | gedf e2 fg | abag fage | dcdf edcB | Aa^ga e=gfa | gedB Aaed :| (3cBA eA ceAc | 
 BGdG BdGd |1 cAeA ceAc | dBgB AaeB :|2 cBcd efga | gedB A4 ||  