Compose chord progressions that complement the given musical piece.
Bc | d2 gd B2 dB | GA BG D2 B2 | A^G AB cA FA | GA Bc"^(D7)" d2 Bc | d2 gd B2 dB | 
 GA BG D2 B2 | A^G AB cA FA | GF"^(D7)" GA G2 ::[K:C] (3(GAB) | c2 Gc e2 ce | 
 g4 ga gf | ed eg fe dc | BG AB cB AG | c2 Gc e2 ce | g4 z a gf | 
 ed eg fe dc | BG AB c2 :|  
X:1
L:1/8
M:2/2
K:G
 Bc |"G" d2 gd B2 dB |"G" GA BG D2 B2 |"D7" A^G AB cA FA |"G" GA Bc"^(D7)" d2 Bc |"G" d2 gd B2 dB | 
"G" GA BG D2 B2 |"D7" A^G AB cA FA |"G" GF"^(D7)" GA"G" G2 ::[K:C]"G7" (3(GAB) |"C" c2 Gc e2 ce | 
 g4"G7" ga gf |"C" ed eg"F" fe dc |"G7" BG AB"C" cB AG |"C" c2 Gc e2 ce | g4"G7" z a gf | 
"C" ed eg"F" fe dc |"G7" BG AB"C" c2 :|  