Develop a musical composition using the outlined alphabetical depiction of the structure and the provided theme.
X:1
L:1/4
M:4/4
K:F
['F/>F/ A2 F A/>B/ c2 A2 c']  
X:1
L:1/4
M:4/4
K:F
 F/>F/ |"F" A2 F A/>B/ | c2 A2 |"Bb" c B/>A/ B A | (A"Gm" G2) G |"F" A3/2 A/ G F | 
"Bb" F3/2 F/ E D |"C" C D/B/ A G |"F" F3 z |]  