Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
M:4/4
K:C
['C2 C2', 'c2 c2', 'gege fdfd', 'c2 ec']  
X:1
L:1/8
M:4/4
K:C
 C2 C2 EGEG | C2 C2 DCDE | C2 C2 EGEG | AcGE D2 D2 :: c2 c2 cGEG | c2 c2 defd | c2 c2 CGEG | 
 AcGE D2 D2 :: gege fdfd | egdc BA G2 | gege fdfd | egdB c2 c2 :: c2 ec defd | c2 ec dcBG | 
 c2 ec defd | egdB c2 c2 :|  