Invent engaging chord sequences that bolster the harmony of the existing music.
|:"^A" f | eAcA eAdf | eAcA Bcdf | eAcA cdea | fdBe cA A ::"^B" g | 
 aefa eaca | aedb caBg | aefa eaca | fdBe cA A :|"^C" E | ABcA d2 d2 | 
 ABcA B2 cB | ABcd ecea | gefg a2 AB | cBcA d2 ed | cB(3cBA B2 cB | 
 ABcd ecea | gefg a4 |:"^D" Aceg a2 a2 | Aceg b2 b2 | Aceg a2 a2 |1 
 gefg a4 :|2 gefg a4 |]  
X:1
L:1/8
Q:1/2=112
M:2/2
K:A
|:"^A" f |"A" eAcA eAdf |"A" eAcA"E7" Bcdf |"A" eAcA cdea |"E7" fdBe"A" cA A ::"^B" g | 
"A" aefa eaca |"A" aedb"E7" caBg |"A" aefa eaca |"E7" fdBe"A" cA A :|"^C" E |"A" ABcA"D" d2 d2 | 
"A" ABcA"E7" B2 cB |"A" ABcd ecea |"E7" gefg"A" a2 AB |"A" cBcA"D" d2 ed |"A" cB(3cBA"E7" B2 cB | 
"A" ABcd ecea |"E7" gefg"A" a4 |:"^D""A" Aceg a2 a2 |"A" Aceg"E7" b2 b2 |"A" Aceg a2 a2 |1 
"E7" gefg"A" a4 :|2"E7" gefg"A" a4 |]  