Construct a musical work using the letter-based representation of the specified pattern and the given melodic subject.
X:1
L:1/8
M:2/2
K:G
['(3([G,D]/E/F/ [G,G])Bga g4 d g2 a g4', 'G6 [G,D]2- [G,D]2 GA G2 ((A_B-) B)GAc']  
X:1
L:1/8
M:2/2
K:G
 (3([G,D]/E/F/ | [G,G])Bga g4 | d g2 a g4 | dcd(e =fe)df | ed^ce d4 | ([G,D] G2) A Bc d2 | 
 ed^ce d3 (_B | =B)AGB AGFD | G6 :: [G,D]2- | [G,D]2 GA G2 ((A_B-) | B)GAc BGDC | B,CDE [=Fc]4 | 
 [Ac][=Fc][Gc][Fc] [Ac][Fc][Gc][Fc] | (DE)GA G4 | !slide!BAGB A G3 | DEGA Bc d2 | =fede d3 (_B | 
 =B)AGB AGFD | G6 :|  