Design a piece of music by fusing the provided alphabetic indicator and the predetermined tune.
X:1
L:1/8
M:4/4
K:G
['A3 G', 'g2 bg']  
X:1
L:1/8
M:4/4
K:G
|: A3 G EEDE | G2 BG dGBG | A3 G EE D2 | Bdef gedB | A3 G EEDE | G2 BG dGBG | A3 G EE D2 | 
 Bdef gede :: g2 bg egde | g2 bg eaaf | g2 bg egge | dega bage | gabg egde | gabg ea a2 | 
 bgaf gedg | eaaf gedB :|  