Design agreeable chord sequences that suit the presented tune
B e2 f | gg f2 | e4 | b b2 b | ab c'2 | b4 |: bb a2 | 
 (3gab f2 | ag fe | f^d B2 | B e2 f | gf a2 | e4 ::[K:E] a c'2 a | 
 g b2 g | a/g/f/e/ d/B/c/d/ |1,3 eg/a/ b2 :|2,4 eg e2 :|  
X:1
L:1/8
M:2/4
K:Emin
"Em" B e2 f | gg"B7" f2 |"Em" e4 |"G" b b2 b |"D7" ab c'2 |"G2" b4 |:"Em" bb"Am" a2 | 
"Em" (3gab"B7" f2 |"Am" ag fe |"B7" f^d B2 |"Em" B e2 f |"B7" gf a2 |"Em" e4 ::[K:E]"A" a c'2 a | 
"E" g b2 g |"B7" a/g/f/e/ d/B/c/d/ |1,3"E" eg/a/ b2 :|2,4"E" eg e2 :|  