Produce chord patterns that blend harmoniously with the given music.
"^A" d2 fd cdec | defd AdBA | GBBB Adfd | gfed cdec | d2 fd cdec | 
 defd AdBA | GBBB Addd | cdec d2 :|"^B" fe | fBBB dcBc | Aaag agfe | 
 fBBB dcBc | Aaag agfe | d2 fd cdec | defd AdBA | GBBB Addd | 
 cdec d2 :|  
X:1
L:1/8
M:4/4
K:D
"^A""D" d2 fd"A7" cdec |"D" defd AdBA |"G" GBBB"D" Adfd |"Em" gfed"A7" cdec |"D" d2 fd"A7" cdec | 
"D" defd AdBA |"G" GBBB"D" Addd |"A7" cdec"D" d2 :|"^B" fe |"Bm" fBBB dcBc |"A7" Aaag agfe | 
"Bm" fBBB"E7" dcBc |"A7" Aaag agfe |"D" d2 fd"A7" cdec |"D" defd AdBA |"G" GBBB"D" Addd | 
"A7" cdec"D" d2 :|  