Design compatible chord patterns that blend well with the existing piece of music.
|: cd | e3 f e2 c2 | A2 AB A2 ag | f2 ec efae | c2 B2 B2 cd | e3 f e2 c2 | 
 A2 AB A2 ag | f2 ec efae | c2 A2 A2 :: ag | f2 ec efae | faec B2 ag | 
 f2 ec efae | f2 B2 B2 ag | f2 ec efae | faec B2 ag | f2 ec efae | 
 c2 A2 A2 :: cB | A3 B c2 a2 | f2 ec B2 cB | ABcd efec | f2 B2 B2 cB | 
 A3 B c2 a2 | f2 ec B2 cB | ABcd efed | c2 A2 A2 :: cd | e3 f e2 c2 | 
 e3 f e2 ag | f3 g f2 d2 | f3 g f2 ag | f2 ed c2 BA | BABc e2 ag | 
 f2 ec efae | c2 A2 A2 :|  
X:1
L:1/8
M:4/4
K:A
|: cd |"A" e3 f e2 c2 |"A" A2 AB A2 ag |"D" f2 ec"A" efae |"E" c2 B2 B2 cd |"A" e3 f e2 c2 | 
"A" A2 AB A2 ag |"D" f2 ec"A" efae |"E" c2 A2"A" A2 :: ag |"A" f2 ec efae |"A" faec"E" B2 ag | 
"A" f2 ec efae |"E" f2 B2 B2 ag |"A" f2 ec efae |"A" faec"E" B2 ag |"D" f2 ec"E" efae | 
"A" c2 A2 A2 :: cB |"A" A3 B c2 a2 |"D" f2 ec"E" B2 cB |"A" ABcd efec |"E" f2 B2 B2 cB | 
"A" A3 B c2 a2 |"D" f2 ec"E" B2 cB |"A" ABcd"E" efed |"A" c2 A2 A2 :: cd |"A" e3 f e2 c2 | 
"A" e3 f e2 ag |"D" f3 g f2 d2 |"D" f3 g f2 ag |"A" f2 ed c2 BA |"E" BABc"A" e2 ag | 
"D" f2 ec"E" efae |"A" c2 A2 A2 :|  