Design a piece of music by fusing the provided alphabetic indicator and the predetermined tune.
X:1
L:1/8
Q:1/2=75
M:2/4
K:F
['f2 ed cbag']  
X:1
L:1/8
Q:1/2=75
M:2/4
K:F
 f2 ed | cbag | afge | fdcB | f2 ed | cbag | afce | !fermata!f4 ||  