Construct a compatible series of chord changes that support the given music piece.
c'ba |: g2c2 e2dc | Bcde f2de | f2g2 b2>a2 | agec Gc'ba | Pg2c2 Pe2dc | Bdgb d'2c'b | 
 agac' c'2^f2 | g2b2 g2 z2 :: dcde f4 | edef g4 | fede fc'ba | agec G4 | 
 dcde f4 | edef g2eg | agfd gfed |1 c2e2 c2ce :|2 c2e2 c2 z2 |: 
[K:F] Acfa Acfa | Bceg Pc'4 | Bceg Bceg | Acfa Pc'4 | Acfa Acfa | Bdgb Pd'4 | 
 c'afa gbeg | f2a2 f2 z2 :|  
X:1
L:1/16
M:2/4
K:C
 c'ba |:"C" g2c2 e2dc |"G7" Bcde f2de | f2g2 b2>a2 |"C" agec Gc'ba | Pg2c2 Pe2dc |"G" Bdgb d'2c'b | 
"D7" agac' c'2^f2 |"G" g2b2 g2 z2 ::"G7" dcde f4 |"C" edef g4 |"G7" fede fc'ba |"C" agec G4 | 
"G7" dcde f4 |"C" edef g2eg |"G7" agfd gfed |1"C" c2e2 c2ce :|2"C" c2e2 c2 z2 |: 
[K:F]"F" Acfa Acfa |"C7" Bceg Pc'4 | Bceg Bceg |"F" Acfa Pc'4 | Acfa Acfa |"Gm" Bdgb Pd'4 | 
"F" c'afa"C7" gbeg |"F" f2a2 f2 z2 :|  