Construct a compatible series of chord changes that support the given music piece.
|: G3/2 A/ B g | f e d B | c/d/ e d B | A G E D | G3/2 A/ B g | f e d B | 
 c/d/ e d B | A F G2 :: c3/2 B/ A E | c3/2 B/ A =F | c3/2 B/ A G | 
 A G E D | c3/2 B/ A E | c3/2 B/ A =F | c3/2 B/ A G | A B c d :|  
X:1
L:1/4
M:2/2
K:G
|:"G" G3/2 A/ B g |"Bm" f e d B |"Am" c/d/ e d B |"D7" A G E D |"G" G3/2 A/ B g |"Bm" f e d B | 
"C" c/d/ e d B |"D7" A F"G" G2 ::"Am" c3/2 B/ A E |"F" c3/2 B/ A =F |"C" c3/2 B/ A G | 
"D7" A G E D |"Am" c3/2 B/ A E |"F" c3/2 B/ A =F |"C" c3/2 B/ A G |"D7" A B c d :|  