Produce chord progressions to blend with the given tune.
(3d/e/f/ | gdBG cedc | BGBG cedc | BGBG cAcA | BGBG Adef | 
 gdBG cedc | BGBG cedc | Bcde fgaf | g2 g2 g2 :: fg | afdf ac'ba | 
 bgdg bd'c'b | afdf abc'b | agfe d2 d2 | ecGc egfe | dBGB dBgd | 
 egfe dcBA | G2 G2 G2 :|  
X:1
L:1/8
M:2/2
K:G
 (3d/e/f/ |"G" gdBG"C" cedc |"G" BGBG"C" cedc |"G" BGBG"C" cAcA |"G" BGBG"D7" Adef | 
"G" gdBG"C" cedc |"G" BGBG"C" cedc |"G" Bcde"D7" fgaf |"G" g2 g2 g2 :: fg |"D" afdf ac'ba | 
"G" bgdg bd'c'b |"D" afdf abc'b |"A7" agfe"D" d2 d2 |"C" ecGc egfe |"G" dBGB dBgd | 
"C" egfe"D7" dcBA |"G" G2 G2 G2 :|  