Design a piece of music by fusing the provided alphabetic indicator and the predetermined tune.
X:1
L:1/8
M:3/4
K:G
['D GG B3 G G=F E3 G']  
X:1
L:1/8
M:3/4
K:G
 D | GG B3 G | G=F E3 G | F/F/G A2 F2 | GE D2 z2 | G2 D2 | EDD>D | GDD/D/ | EDD | G/G/A B2 G2 | 
 cA G2 |]  