Compose a piece of music that follows both the given musical theme and the letter-based structure provided.
X:1
L:1/8
Q:1/4=150
M:3/8
K:C
['', 'EE/D/E/F/ G2 A', 'AF/A/F/A/ GE/G/E/G/']  
X:1
L:1/8
Q:1/4=150
M:3/8
K:C
 C |: EE/D/E/F/ | G2 A | FE/F/E/D/ | ECC | EE/D/E/F/ | G2 A | F E/F/E/D/ | C2 C :: AF/A/F/A/ | 
 GE/G/E/G/ | FE/F/E/D/ | ECC | AF/A/F/A/ | GE/G/E/G/ |1 FED | C2 C :|  