Design a piece of music by fusing the provided alphabetic indicator and the predetermined tune.
X:1
L:1/8
Q:3/8=90
M:9/8
K:G
['dBG ABd']  
X:1
L:1/8
Q:3/8=90
M:9/8
K:G
 D | GAB g>fe dBG | ABd e2 A A2 B | G>AB g(a/g/f/e/) dBG | ABd B>AG G2 |:  