Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
Q:1/8=80
M:4/4
K:none
['eA{gAGAG} A2{gef} e2{g}']  
X:1
L:1/8
Q:1/8=80
M:4/4
K:none
|:{g} eA{gAGAG} A2{gef} e2{g} dB |{g} eA{gAGAG} A2{g} GB{gBeBG} B2 | 
{g} eA{gAGAG} A2{gef} e2{g} fa | ge{gde}dB{G}ABcd ::{g} ea{g}ag{ef} e2{A} ef | 
{g} dB{gBeBG} B2{g} GB{gBeBG} B2 |{g} ea{g}ag{ef} e2{A} ef |{a} ge{gde}dB{G}ABcd :|  