Construct a harmonious chain of chord progressions that enhance the presented musical piece.
(B/c/) |: .d.d{/d} g.g |{/g} f.f .A(A/B/) | cc{/c} ee |{/e} dd .B(B/c/) | dd{/d} bb | 
 ba ae' | e'>d' c'>a |1 gg gB/c/ :|2 gg g z |: A/B/A gg | ff f/e/d | 
 B/c/B aa | gg g/f/e | d/e/d aa | b2 a/g/f/e/ | df/e/ dc | (TcB) B/c/B | 
 d/e/d/^c/ d/f/g/a/ | b2 a/g/f/e/ | df/e/ d>F |1 Gg g z :|2 Gg gg |: 
[K:C] ee (d/e/d/B/) | c/e/g z g | ff d/e/.f/.d/ | .e/.g/.c' z g | 
 ee (d/e/).d/.B/ | .c/.e/.g z g | (^f/a/).f/.d/ =gg | cc cg :| 
 e'e' d'/d'/d' | c'c' _b/b/b | aa g/g/g | f2 z (d/c/) | Bd fa | 
 a>g gc' | c'b d'b | d'c' e'(e/c/) | Bd fa | a>g gc' | c'b d'>b | 
 c'c' c' z |]  
X:1
L:1/8
M:2/4
K:G
 (B/c/) |:"G" .d.d{/d} g.g |"D7"{/g} f.f .A(A/B/) | cc{/c} ee |"G"{/e} dd .B(B/c/) | dd{/d} bb | 
"D7" ba ae' | e'>d' c'>a |1"G" gg gB/c/ :|2"G" gg g z |:"Am/C" A/B/A gg |"D7" ff f/e/d | 
"G" B/c/B aa | gg g/f/e |"D7" d/e/d aa |"G" b2 a/g/f/e/ |"D7" df/e/ dc |"G" (TcB) B/c/B | 
"D7" d/e/d/^c/ d/f/g/a/ |"G" b2 a/g/f/e/ |"D7" df/e/ d>F |1"G" Gg g z :|2"G" Gg gg |: 
[K:C]"C" ee"G7" (d/e/d/B/) |"C" c/e/g z g |"Dm" ff"G7" d/e/.f/.d/ |"C" .e/.g/.c' z g | 
 ee"G7" (d/e/).d/.B/ |"C" .c/.e/.g z g |"Dm" (^f/a/).f/.d/"G7" =gg |"C" cc cg :| 
"C7" e'e' d'/d'/d' |"F" c'c'"C7" _b/b/b |"F" aa"C7" g/g/g |"F" f2 z (d/c/) |"G7" Bd fa | 
"C" a>g gc' |"G7" c'b d'b |"C" d'c' e'(e/c/) |"G7" Bd fa |"C" a>g gc' |"G7" c'b d'>b | 
"C" c'c' c' z |]  