Compose a piece of music following the given alphabetical representation of the musical structure and the provided motif.
X:1
L:1/16
M:2/4
K:D
['dcdA FAdf edcB A2g2', 'd2 fg afaf d2ga bgbg e2fg afba']  
X:1
L:1/16
M:2/4
K:D
 (3ABc | dcdA FAdf | edcB A2g2 | fgaf gfed | edcB Agfe | dcdA FAdf | edcB A2g2 | fafd egec | 
 d2dd d2 :: fg | afaf d2ga | bgbg e2fg | afba gfed | edcB Agfe | dcdA FAdf | edcB A2g2 | 
 fafd egec | d2dd d2 :|  