Compose a piece of music by integrating the assigned letter representation and provided tune.
X:1
L:1/8
M:4/4
K:Eb
['E2 (GE) F2 (AF)', 'E4 e2 (ge) d2 (fd) E2 g2', 'A2 cA']  
X:1
L:1/8
M:4/4
K:Eb
 E2 (GE) F2 (AF) | Gedc BAGF | E2 (GE) F2 (AF) | cAGF E4 :: e2 (ge) d2 (fd) | E2 g2 fdcB | 
 e2 ge d2 fd | ecB=A B4 :: A2 cA GBeg | afge d2 B2 | A2 cA GBec | BAGF{F} E4 :|  