Compose a chordal backing that synchronizes seamlessly with the existing melody.
gf |: eB B2 eBdB | AF F2 defd | eB B2 eBdB | AFDE FE E2 :| 
 (3Bcd ef g2 fe | defg a3 f | Bdef g2 fe | dbba fe e2 | 
 Bdef g2 fe | defg a2 ga | bgaf gfed | edBd e2 ||  
X:1
L:1/8
Q:1/4=120
M:4/4
K:Edor
 gf |:"Em" eB B2"Em" eBdB |"D" AF F2"Bm" defd |"Em" eB B2"Em" eBdB |"D" AFDE"Em" FE E2 :| 
"Bm" (3Bcd ef"Em" g2 fe |"Bm" defg"D" a3 f |"Bm" Bdef"Em" g2 fe |"Bm" dbba"Em" fe e2 | 
"Bm" Bdef"Em" g2 fe |"Bm" defg"D" a2 ga |"Em" bgaf"Em" gfed | edBd e2 ||  