Invent engaging chord sequences that bolster the harmony of the existing music.
|: f/g/ | af df | e2 A2 | FA Af | e2- ef/g/ | af df | e2 A2 | FA Af | 
 d3 :: c/d/ | e/d/c/B/ Ae | fc dB |"^(D)" f/g/a b^g | a2- ae/f/"^I" | 
 g/f/e/d/ ca | Bg Af/g/ | ed ec | d3 :|  
X:1
L:1/8
M:2/4
K:D
|: f/g/ |"D" af df |"A7" e2 A2 |"D" FA Af |"A7" e2- ef/g/ |"D" af df |"A7" e2 A2 |"D" FA"A7" Af | 
"D" d3 :: c/d/ |"A" e/d/c/B/ Ae |"F#m" fc"Bm" dB |"^(D)" f/g/a"E7" b^g |"A" a2- ae/f/"^I" | 
"G" g/f/e/d/"A" ca |"G" Bg"D" Af/g/ |"Em" ed"A7" ec |"D" d3 :|  