Craft a musical composition by incorporating the provided motif and the alphabetical representation of the given sequence.
X:1
L:1/8
M:2/2
K:Ddor
['a fedc', 'f2 cB cfcB e2 cB cecB d2']  
X:1
L:1/8
M:2/2
K:Ddor
 f3 a fedc | A3 a fedc | edef gedc | BABc dcde | f3 a fedc | A3 a fedc | edef gedc | Afef d3 e :: 
 f2 cB cfcB | e2 cB cecB | d2 cB cdcB | AA z2 z B3 | f2 cB cfcB | e2 cB cecB | d2 cB cdcB | 
 Afef d3 e :|  