Construct a compatible series of chord changes that support the given music piece.
e2f2 | gfeg fe^df | e2B2 e2f2 | gfeg fe^df | e4 e2f2 | gfeg fe^df | 
 e2B2 cBA2 | BAG2 AGF2 | E4 :: e4 | [ac]4 [ac]2>b2 |{b} c'2a2 a4 | 
 gfga b2g2 | e6 g2 | f2b2 f2b2 | f2b2 b4 |1 e^def g2a2 | b2g2 :|2 
"^(Am)" c'ba2 g2f2 | e4 |]  
X:1
L:1/16
M:2/4
K:Emin
 e2f2 |"Em" gfeg"B" fe^df |"Em" e2B2 e2f2 | gfeg"B" fe^df |"Em" e4 e2f2 |"Em" gfeg"B" fe^df | 
"Em" e2B2"Am" cBA2 |"Em" BAG2"B7" AGF2 |"Em" E4 ::"E7" e4 |"Am" [ac]4 [ac]2>b2 |{b} c'2a2 a4 | 
"Em" gfga b2g2 | e6 g2 |"B" f2b2 f2b2 | f2b2 b4 |1"Em" e^def g2a2 | b2g2 :|2 
"^(Am)" c'ba2"B7" g2f2 |"Em" e4 |]  