Construct chord arrangements that establish harmony for the existing musical piece.
"^A" (3ABc | d2 FG AFAF | d2 FG AFAF | BAGF E2 ef | gfed cABc | d2 FG AFAF | 
 d2 FG AFAF | BAGF E2 eg | fdec d2 ::"^B" de | f2 df dfdf | e2 ce cece | 
 f2 df dfdf | edcB A2 Bc | dBdB cAcA |"^G/b" dBdB"^A/c+" cAcA | afge fdec | 
 d2 d2 d2 :|  
X:1
L:1/8
M:4/4
K:D
"^A" (3ABc |"D" d2 FG AFAF |"D" d2 FG AFAF |"G" BAGF E2 ef |"Em" gfed"A7" cABc |"D" d2 FG AFAF | 
"D" d2 FG AFAF |"G" BAGF"Em" E2 eg |"A7" fdec"D" d2 ::"^B" de |"D" f2 df dfdf |"A7" e2 ce cece | 
"D" f2 df dfdf |"Em" edcB"A" A2 Bc |"G" dBdB"A" cAcA |"^G/b" dBdB"^A/c+" cAcA |"D" afge"A7" fdec | 
"D" d2 d2 d2 :|  