Create a fitting sequence of chord changes that enhance the given musical piece.
"^A" c'g/g/ gg | g2 e2 | dg ^f/g/a/g/ | e2 ce/g/ | c'g/g/ gg | g2 e2 | 
 dg ^f/g/a/b/ |1 c'2 z e/g/ :|2 c'2 z d/d/ ||[K:G]"^B" de fg | ^g2 ad/d/ | 
 df ^ga | b/a/g/f/ gd/d/ | de fg | ^g2 ad'/d'/ | d'c' ba | g=f e"_> Teil A" d |: 
[K:F]"^C" c2 f>g | a3 b/a/ | gf ef | g/f/e/d/ c2 | c2 g>a | b3 a/g/ | fe de |1 
 f2 z c/c/ :|2 f2"_> Teil A" z2 |]  
X:1
L:1/8
M:2/4
K:C
"^A""C" c'g/g/ gg | g2 e2 |"G7" dg ^f/g/a/g/ |"C" e2 ce/g/ | c'g/g/ gg | g2 e2 | 
"G7" dg ^f/g/a/b/ |1"C" c'2 z e/g/ :|2"C" c'2 z d/d/ ||[K:G]"^B""G" de fg |"D7" ^g2 ad/d/ | 
 df ^ga |"G" b/a/g/f/ gd/d/ | de fg |"D7" ^g2 ad'/d'/ | d'c' ba |"G7" g=f e"_> Teil A" d |: 
[K:F]"^C""F" c2 f>g | a3 b/a/ | gf ef |"C7" g/f/e/d/ c2 | c2 g>a | b3 a/g/ | fe de |1 
"F" f2 z c/c/ :|2"F" f2"_> Teil A" z2 |]  