Create a composition using the letter notation of the specified musical motif and the provided melodic theme.
X:1
L:1/8
M:2/4
K:D
['ed cA', 'd2 ef']  
X:1
L:1/8
M:2/4
K:D
|: ed cA | ed cA | Ac e/e/f | ge dc | ed c/c/A | ed cA | Ac ef | ge d2 :: ef ge | e/e/d cA | 
 ef ge | e/e/c d2 | ef gf | ed cA | Ac e/e/f | ge d2 :|  