Develop chord structures to complement and enrich the harmony of the allotted musical excerpt.
|:"^A" b2 | f2 d2 B2 |"^/" B2 A2 B2 | c2 A2 F2 |"^/" F4 cd | edcBAB | cBAGFE | 
 D2 B2 B2 | B4 ::"^B" f2 | =efgfef | _e4 d2 | d2 c2 B2 | B2 A2 f2 | 
 =efgfef | _e4 d2 | c2 B2 A2 | B4 ::"^C" F2 | DFBFDF | EGBGEG | 
 AcecAc | BdfdBd | DFBFDF | EGBGEG | AcecAc | B4 :|  
X:1
L:1/8
Q:3/4=48
M:3/4
K:Bb
|:"^A" b2 |"Bb" f2 d2 B2 |"^/" B2 A2 B2 |"F" c2 A2 F2 |"^/" F4 cd |"Cm" edcBAB |"F7" cBAGFE | 
"Bb" D2 B2"Eb" B2 |"Bb" B4 ::"^B" f2 |"F" =efgfef |"Bb" _e4 d2 |"Cm" d2 c2 B2 |"F" B2 A2 f2 | 
"F" =efgfef |"Bb" _e4 d2 |"Cm" c2 B2"F7" A2 |"Bb" B4 ::"^C" F2 |"Bb" DFBFDF |"Eb" EGBGEG | 
"F7" AcecAc |"Bb" BdfdBd |"Bb" DFBFDF |"Eb" EGBGEG |"F7" AcecAc |"Bb" B4 :|  