Design agreeable chord sequences that suit the presented tune
ED | CEA2 A2cA | B2A2 A2ED | CEAc fecA | c2B2 B2 ED | | 
 CEA2 A2cA | BAAF E2A2 | F2EC EFAE | [FD]2[AD]2 [AC]2 :| cd | 
 ecA2 fdA2 | ecA2 a2cA | CEAc fecA | c2B2 B2 cd | | ecA2 fdA2 | 
 ecA2 a2cA | CEAc fecA | B2A2 A2 cd | | ecA2 fdA2 | ecA2 a2cA | 
 CEAc fecA | c2B2 B2 ED | | CEA2 A2cA | BAAF E2A2 | F2EC EFAE | 
 [FD]2[AD]2 [AC]2 |]  
X:1
L:1/16
M:2/4
K:A
"E7" ED |"A" CEA2 A2cA |"D" B2A2"A" A2ED |"A" CEAc"F#m" fecA |"Bm" c2B2"E7" B2 ED | | 
"A" CEA2 A2cA |"D" BAAF"A" E2A2 |"D" F2EC"A" EFAE |"D" [FD]2[AD]2"A" [AC]2 :| cd | 
"A" ecA2"D" fdA2 |"A" ecA2 a2cA |"A" CEAc"F#m" fecA |"Bm" c2B2"E7" B2 cd | |"A" ecA2"D" fdA2 | 
"A" ecA2 a2cA |"A" CEAc"F#m" fecA |"E7" B2A2"A" A2 cd | |"A" ecA2"D" fdA2 |"A" ecA2 a2cA | 
"A" CEAc"F#m" fecA |"Bm" c2B2"E7" B2 ED | |"A" CEA2 A2cA |"D" BAAF"A" E2A2 |"D" F2EC"A" EFAE | 
"D" [FD]2[AD]2"A" [AC]2 |]  