Construct a harmonic backdrop to enhance the provided melody.
|: c2 FG ABcF | Bdgf ecBG | c2 BG Acfc | BGEG B2 AB | c2 BG Acfa | 
 gecd e3 g | afge c3 c | BG_EG B3 d :: AFcF dFcB | Acfd efgb | 
 afge c3 d | _e2 gf =ecBG | AFcF dFcB | Acfd e3 g | fgaf c2 (3def |1 
 ecBG c3 d :|2 ecBG c4 ||  
X:1
L:1/8
M:4/4
K:F
|:"F" c2 FG"Dm" ABcF |"Gm" Bdgf"C" ecBG |"F" c2 BG Acfc |"C" BGEG B2 AB |"F" c2 BG Acfa | 
"C" gecd e3 g |"F" afge"C" c3 c |"Eb" BG_EG B3 d ::"F" AFcF dFcB |"F" Acfd"C" efgb | 
"F" afge"C" c3 d |"Eb" _e2 gf"C" =ecBG |"F" AFcF dFcB |"F" Acfd"C" e3 g |"F" fgaf c2 (3def |1 
"C" ecBG c3 d :|2"C" ecBG c4 ||  