Design a piece of music by fusing the provided alphabetic indicator and the predetermined tune.
X:1
L:1/8
M:4/4
K:D
['FA d2', 'a2 fa']  
X:1
L:1/8
M:4/4
K:D
 A2 FA d2 AF | GEBE GEBE | D2 FA d2 (3efg |1 faeg fddB :|2 faeg fddf || a2 fa afdf | gebe gebe | 
 a2 fa gfed | cdeg fddf | a2 fa afdf | gebe gebe | fgaf bged | cdeg fddB ||  