Construct a compatible series of chord changes that support the given music piece.
FGF D2 D | D2 d dAG | FGF D2 D | E2 c cGE | FGF DFA | ded dAF | GeG FdF | 
 E2 c cGE :: F2 G A2 A | AB^c d2 A | F2 G AGF | E2 F GFE | F2 G A2 A | B^cd AGF | 
 GeG FdF | E2 c cGE :|"_Out" D6 |]  
X:1
L:1/8
Q:1/4=150
M:6/8
K:Dmix
"D" FGF D2 D | D2 d dAG | FGF D2 D |"C" E2 c cGE |"D" FGF DFA | ded dAF |"C" GeG"D" FdF | 
"C" E2 c cGE ::"D" F2 G A2 A | AB^c d2 A | F2 G AGF |"C" E2 F GFE |"D" F2 G A2 A | B^cd AGF | 
"C" GeG"D" FdF |"C" E2 c cGE :|"D""_Out" D6 |]  