Craft songs that comply with the predetermined chord transitions.
'Bb', 'F7', 'Bb', 'F7', 'Bb', 'Bb', 'F7', 'Bb', 'F7', 'Bb', 'Bb', 'Cm', 'Bb', 'F7', 'Bb', 'Cm', 'Bb', 'F7', 'Bb'  
X:1
L:1/8
Q:3/8=120
M:6/8
K:Bb
|:"^A" F |"Bb" BFB dcB |"F7" cAF e3 |"Bb" dcB"F7" AcA |"Bb" BFD B,2 F |"Bb" BFB dcB |"F7" cAF cde | 
"Bb" dcB"F7" FBA |"Bb" B3- B2 ::"^B" F |"Bb" Bdf fdB |"Cm" ceg g2 F |"Bb" Bdf fdB |"F7" Acc c2 F | 
"Bb" Bdf fdB |"Cm" cba b2 e |"Bb" dcB"F7" FBA |"Bb" B3- B2 :|  