Write musical pieces that adapt to the predetermined chord shifts.
'C', 'F', 'C', 'G', 'C', 'F', 'G', 'G', 'C', 'F', 'G', 'C', 'F', 'C/G', 'G7', 'C'  
X:1
L:1/8
Q:1/4=100
M:2/4
K:C
"C" G>A GE |"F" c>d cA |"C" G>A GE |"G" D2 z2 |"C" G>A GE |"F" c>d cA |"G" B>c B"^(D7)"A | 
"G" G3 z ||"C" c>c cc | c>G EG |"F" A>A Ac |"G" B2 z2 |"C" c>c cc |"F" dc BA |"C/G" GG"G7" A>B | 
"C" c3 z |]  