Construct a musical work using the letter-based representation of the specified pattern and the given melodic subject.
X:1
L:1/8
M:2/4
K:G
['GA/B/ ce dG B2 de/d/ cA', 'de/f/ gf/e/ dG B2 de/d/ cA AG']  
X:1
L:1/8
M:2/4
K:G
 D | GA/B/ ce | dG B2 | de/d/ cA | GB B>A | GA/B/ ce | dG B2 | de/d/ cA | AG G2 :| de/f/ gf/e/ | 
 dG B2 | de/d/ cA | AG B2 | de/f/ gf/e/ | dG B2 | de/d/ cA | AG G2 :|  