Devise musical works that conform to the prescribed chord transitions.
'F', 'C7', 'F', 'C7', 'F', 'Bb', 'F', 'C7', 'F', 'Bb', 'F', 'C7', 'F'  
X:1
L:1/8
M:2/4
K:none
[K:F]"F" cd/c/ Ac |"C7" Gc eg | cd/c/ Bc |"F" Ac fa | cd/c/ Ac |"C7" Gc eg | ce/g/ be | 
"F" ff/e/ f z ::"Bb" dd d/f/e/d/ |"F" dc c2 |"C7" e/c/B/c/ g/c/B/c/ |"F" f/c/A/c/ f2 | 
"Bb" dd d/f/e/d/ |"F" dc c2 |"C7" e/c/B/c/ ge |"F" fa f z :|  