Create a fitting sequence of chord progressions to accompany the given music piece.
agfe gfed | d2c2 Acfa | b2e2 cegb | a2f2 c=Bcf | agfe gfed | d2c2 Acfa | 
 d'2e2 c'2e2 | f2a2 f2 z2 ::[K:C] c2Gc eGce | g2eg agfe | d2Bd gfed | cegc' egce | 
 c2Gc eGce | g2eg agfe | d2Bd gfed | c2e2 c2 z2 ::[K:Bb] B6 df | B6 df | B2df B2df | 
 g2g2 f4 | A2cf A2cf | g2g2 f4 | B2df B2df | g2g2 f4 | B6 df | B6 df | B2df B2df | 
 g2g2 f4 | f2fg g2a2 | b2d2 f4 | a2>f2 gfec | B2df b2 z2 :|  
X:1
L:1/16
M:2/4
K:F
"F" agfe"C7" gfed |"F" d2c2 Acfa |"C7" b2e2 cegb |"F" a2f2 c=Bcf | agfe"C7" gfed |"F" d2c2 Acfa | 
"C7" d'2e2 c'2e2 |"F" f2a2 f2 z2 ::[K:C]"C" c2Gc eGce | g2eg agfe |"G7" d2Bd gfed |"C" cegc' egce | 
 c2Gc eGce | g2eg agfe |"G7" d2Bd gfed |"C" c2e2 c2 z2 ::[K:Bb]"Bb" B6 df | B6 df | B2df B2df | 
 g2g2 f4 |"F7" A2cf A2cf | g2g2 f4 |"Bb" B2df B2df | g2g2 f4 | B6 df | B6 df | B2df B2df | 
 g2g2 f4 |"F7" f2fg g2a2 |"Bb" b2d2 f4 |"F7" a2>f2 gfec |"Bb" B2df b2 z2 :|  