Design a piece of music by fusing the provided alphabetic indicator and the predetermined tune.
X:1
L:1/8
M:2/4
K:G
['d2 e2', 'gf ed ed cB c2 A2']  
X:1
L:1/8
M:2/4
K:G
|: d2 e2 | dc B>c | d2 e2 | d>c B>c | d2 d2 | e2 fg | f2 e2 | d4 :: A>B A>B | c2 c2 | B>c B>c | 
 d2 d2 | gf ed | ed cB | c2 A2 | B4 | gf ed | ed cB | c2 A2 | G4 :|  