Design a piece of music by fusing the provided alphabetic indicator and the predetermined tune.
X:1
L:1/8
Q:1/2=50
M:2/4
K:F
['c c>e e>g', 'af (3c/d/c/A', "aaaa ag/^f/ g/a/b/c'/", 'af (3c/d/c/A', 'g>f d>A d>^c d>c e>d B>B']  
X:1
L:1/8
Q:1/2=50
M:2/4
K:F
"^Introduction" c | c>e e>g | !fermata!b4 | b2 z || (3c/d/c/ | af (3c/d/c/ A | af (3c/d/c/ A | 
 eddc | fad'c' | af (3c/d/c/ A | af (3c/d/c/A | d^ced | cg/a/ f(3c/d/c/ | af (3c/d/c/A | 
 af (3c/d/c/A | eddc | fae'c' | af (3c/d/c/A | af (3c/d/c/A | d^ced | cg/a/ f || !fermata!c | 
 aaaa | ag/^f/ g/a/b/c'/ | d'/c'/g d'/c'/g | A/c/f/g/ ac | aaaa | ag/^f/ g/a/b/c'/ | d'c' e'd' | 
 d'/c'/b/a/ fc | aaaa | ag/^f/ g/a/b/c'/ | d'/c'/g d'/c'/g | A/c/f/g/ ac | aaaa | 
 ag/^f/ g/a/b/c'/ | d'c' e'd' | d'/c'/b/a/ f || (3c/d/c/ | af (3c/d/c/A | af (3c/d/c/A | eddc | 
 fad'c' | af (3c/d/c/A | af (3c/d/c/A | d^ced | cg/a/ f(3c/d/c/ | af (3c/d/c/A | af (3c/d/c/A | 
 eddc | fae'c' | af (3c/d/c/A | af (3c/d/c/A | d^ced | cg/a/ f ||[K:Bb] F | f>efe | g>f d>A | 
 d>^c d>c | e>d B>B | Ac/e/ Tgf | Bd/f/ [c'a]>[bf] | z/ e/g/b/ d'/c'/=b/_b/ | a/_a/g/_g/ ff | 
 f>e f>e | g>f d>A | d>^c d>c | e>d B>B | Bd/f/ Tgf | Bd/f/ Tc'>b | z/ Gc/e/ ag | 
 f/=e/_e/c/ B!D.C.! |]  