Create musical compositions that adhere to the specified chord changes.
'F', 'C7', 'F', 'C', 'G7', 'C', 'G7', 'C', 'C7', 'F', 'C7', 'F', 'Bb', 'C7', 'F', 'C7', 'F', 'C7', 'F', 'Bb', 'F7', 'Bb', 'F7', 'Bb'  
X:1
L:1/8
M:2/4
K:F
 c/c/ |"F" cA cc/c/ | cA cc/c/ | cA cf |"C7" e2 z c/c/ | cG cc/c/ | cG cc/c/ | cb ag | 
"F" f2 z c/c/ | cA cc/c/ | cA cc/c/ |"C" cA cf | e2 z c/c/ |"G7" =Bd g>f |"C" fe dc |"G7" =Bd gB | 
"C" c2 z2 |:"C7" c2 b2 | (a2 g2) |"F" g>f f2 | z .c .d.c |"C7" (ce) e2 | z c dc |"F" cf f2 | 
 z c cc |"Bb" d2 b2 |"C7" a2 g2 |"F" g>f f2 | z (c dc) |"C7" (ce) e2 | z c de |"F" fa"C7" eg | 
"F" ff f z ::[K:Bb]"Bb" dd/d/ df | dd/d/ df |"F7" fe/e/ eg |"Bb" (g2 f2) | dd/d/ df | dd/d/ df | 
"F7" ee/e/ fe |"Bb" dd d z :|  