Construct a musical work using the letter-based representation of the specified pattern and the given melodic subject.
X:1
L:1/16
M:2/4
K:A
['A2>c2 e2cA dcde f2ed', 'a>ga>f e2cA dcde f2ed']  
X:1
L:1/16
M:2/4
K:A
 e2 |{c} A2>c2 e2cA dcde f2ed | cAeA cAeA cBBA B3{ce} z2 | A2>c2 e2cA dcde f2ed | 
 ceae cedB c2A2 A2 :| (3efg | a>ga>f e2cA dcde f2ed | cAeA cAeA cBBA B2(3efg | 
 a>ga>f e2cA dcde f2ed | ceae cedB c2A2 A2 :|  