Design a piece of music by fusing the provided alphabetic indicator and the predetermined tune.
X:1
L:1/8
M:6/8
K:F
['B2 A']  
X:1
L:1/8
M:6/8
K:F
|:"F" F>GF A2 A |"Gm" G>AG"C7" B3 |"F" AcF"Gm" B2 A |"C7" GFE"F" F3 ::"F" f2 e f2 c | 
"E" _e2 e"Bb" d2 c |"F" cd=e f2 c |"Bb" d>cA"C" G2 c |"Bb" d>cB"F" ABc |"Bb" dcB"F" ABc | 
"Bb" d>cA"Gm" B2 A |"C7" GFE"F" F3 :|  