Develop tunes following the predetermined chord changes.
'Fm', 'C7', 'Fm', 'Eb7', 'Ab', 'Eb7', 'Ab', 'Ab', 'F7', 'Bbm', 'Fm', 'C7', 'Fm', 'Fm', 'Fm', 'Bbm', 'Fm', 'Fm', 'Bbm', 'Fm', 'Fm', 'Bbm', 'Fm', 'Bbm', 'Fm', 'C7', 'Fm', 'Ab', 'Eb7', 'Ab', 'Ab', 'Eb7', 'A', 'Ab', 'Eb7', 'Ab', 'Eb7', 'Ab', 'Eb7', 'Ab', 'C7'  
X:1
L:1/8
M:4/4
K:Fmin
"^A" |:"Fm" FF CF A2"C7" G2 |"Fm" F6"Eb7" z2 |"Ab" AA EA c2"Eb7" B2 |"Ab" A6 z2 | 
"Ab" cc Ac e2"F7" dc |"Bbm" B4 f3 A |"Fm" cB BA"C7" AG GF |1"Fm" A6 z2 :|2"Fm" F6"^fine" z2 | 
"^B" |:"Fm" AB"Bbm" BA"Fm" A4 |"Fm" AB"Bbm" BA"Fm" A4 |"Fm" AB"Bbm" BA"Fm" AG GF |1 
"Bbm" B2"Fm" A4 z2 :|2"C7" AG"Fm" F4 z2 |"^C" |:"Ab" cd"Eb7" dc"Ab" c4 |"Ab" cd"Eb7" dc"A" c4 | 
"Ab" cd"Eb7" dc"Ab" cB BA |1"Eb7" d2"Ab" c4 z2 :|2"Eb7" cB"Ab" A4"C7" G2 |]  