Develop tunes following the predetermined chord changes.
'C7', 'F', 'C7', 'F', 'C7', 'F', 'C7', 'F', 'C', 'G7', 'C', 'G7', 'C', 'Bb', 'F7', 'Bb', 'F7', 'Bb', 'Gm', 'D7', 'Gm', 'F', 'C7', 'F', 'F7', 'Bb', 'F7', 'Bb', 'F7', 'Bb', 'F7', 'Bb'  
X:1
L:1/8
M:2/4
K:F
"C7" c>c cc | ef !>!g2 | c>c cc |"F" fg !>!a2 |"C7" c>=B cd | e>d ef | g>^f ga | b2 z2 |: 
"F" cA/c/ a>g | gf c/=B/c |"C7" fe B/A/B |"F" dc A/F/A | cA/c/ a>g | gf c/=B/c | 
"C7" f/e/d/c/ =B/c/d/e/ |"F" ff f z ::[K:C]"C" g^f/g/ a/g/f/=e/ | cc/e/ !>!G2 |"G7" BB/d/ !>!G2 | 
"C" cc/d/ !>!e2 | g^f/g/ a/g/f/=e/ | cc/e/ !>!G2 |"G7" [GB][GB]/[df]/ [ce][Bd] | 
"C" cc c"_Teil A" z ::[K:Bb]"Bb" d/e/f f/=e/f | B/c/d d/^c/d |"F7" c/B/A c/B/A |"Bb" d/c/B !>!F2 | 
 d/e/f f/=e/f | B/c/d d/^c/d |"F7" c/B/A c/B/A |"Bb" BB B z ::[K:F]"Gm" .G !>!D2 G/A/ | 
 .B !>!G2 B/c/ |"D7" dd/c/ B/c/B/A/ |"Gm" GG G2 |"F" .f !>!c2 f/g/ | .a !>!f2 A/B/ | 
"C7" cc/B/ A/B/A/G/ |"F" FF F z ::[K:Bb]"F7" e>c a>g |"Bb" Tgf f/g/f |"F7" dc c/d/c | 
"Bb" cB B/c/B |"F7" e>c a>g |"Bb" gf f/g/f |"F7" dc c/B/A |"Bb" BB B z :|  