Create chord progressions that complement the provided musical piece.
bf | d2 B2 B2 dB | cA F2 F2 BA | GFED EGFE | D2 B,2 B,2 bf | d2 B2 B2 bf | 
 g2 =e2 c2 BA | Bcd=e fage | f2 F2 F2 :: fe | dB B2 dB B2 | GE E2 GE E2 | 
 cdeg"^(C7)" fdcB | A2 F2 F2 de | fBAB gBAB | bBAB fBAB | 
 Ggfe dcBA | B2 d2 B2 :|  
X:1
L:1/8
M:2/2
K:Bb
 bf |"Bb" d2 B2 B2 dB |"F" cA F2 F2 BA |"Eb" GFED"F7" EGFE |"Bb" D2 B,2 B,2 bf |"Bb" d2 B2 B2 bf | 
"C7" g2 =e2 c2 BA | Bcd=e fage |"F" f2 F2 F2 :: fe |"Bb" dB B2 dB B2 |"Eb" GE E2 GE E2 | 
"Cm" cdeg"^(C7)" fdcB |"F" A2 F2 F2 de |"Bb" fBAB"Eb" gBAB |"Bb" bBAB"Gm" fBAB | 
"Cm" Ggfe"F7" dcBA |"Bb" B2 d2 B2 :|  