Create music using the given musical theme and adhere to the outlined letter-based structure.
X:1
L:1/8
M:2/4
K:F
['fc/B/ Af', 'z2 FA c2 .c(d/c/) .B.A Bd f2']  
X:1
L:1/8
M:2/4
K:F
|: fc/B/ Af | ca Bg | fc/B/ AF | E/G/c/e/"^>" g2 | fc/B/ Af | .c.a .B.g | fc/A/ Ge | f2 z2 :: 
 FA c2 | .c(d/c/) .B.A | Bd f2 | fg/f/ .e.d | cf a2 | ab/a/ gf | ee/f/ .g.e | f2 z2 :|  