Construct chord arrangements that establish harmony for the existing musical piece.
Bc | [dd]B[dd]B dgfe | [dd]B[dd]B dgfe | [dd]B[dd]B edcB | c2 A2 A2 Bc | | 
 [dd]B[dd]B dgfe | [dd]B[dd]B dgfe | [dd]e[cc]d [BB]c[AA]B | D2 G2 G2 :: Bc | 
 dcBc d2 ed | cBAB c2 dc | [BB]G[BB]d cBAG | FGAB A2 Bc | | dcBc d2 ed | 
 cBAB c2 dc | Bgfe dcBA | G2 B2 G2 :|  
X:1
L:1/8
M:2/2
K:G
 Bc |"G" [dd]B[dd]B dgfe | [dd]B[dd]B dgfe |"G" [dd]B[dd]B"Em" edcB |"Am" c2 A2"D7" A2 Bc | | 
"G" [dd]B[dd]B dgfe | [dd]B[dd]B dgfe |"D7" [dd]e[cc]d [BB]c[AA]B |"G" D2 G2 G2 :: Bc | 
"G" dcBc d2 ed |"D7" cBAB c2 dc |"G" [BB]G[BB]d"Em" cBAG |"Am" FGAB"D7" A2 Bc | |"G" dcBc d2 ed | 
"D7" cBAB c2 dc |"G" Bgfe"D7" dcBA |"G" G2 B2 G2 :|  