Create harmonious chord sequences for the given musical piece.
fgf2 F2f2 gag2 G2g2 | aba2 agf2 e4 c4 | fgf2 F2f2 gag2 G2g2 | edc2 cd^B2 | c8 :: 
 cdc2 C2c2"^?a" B"^b"c"^a^?" F2a2 gag2 G2g2 | 
 fed2 de^c2 d6 d2 | cdc2 C2c2"^a" B"^?""^b"cA2 A,2A2 | BcA2 GAF2 E4 C2c/"^?"d/e/ | 
 fcf2 gcg2 aca2 bcb2 | agf2 fge2 g8 :|  
X:1
L:1/16
M:2/2
K:Gdor
 fgf2 F2f2 gag2 G2g2 | aba2 agf2 e4 c4 | fgf2 F2f2 gag2 G2g2 | edc2 cd^B2 | c8 :: 
 cdc2 C2c2"^?a" B"^b"c"^a"A2 A,2A2 | def2 efd2 ^c4 A4 | aba2"^?" F2a2 gag2 G2g2 | 
 fed2 de^c2 d6 d2 | cdc2 C2c2"^a" B"^?""^b"cA2 A,2A2 | BcA2 GAF2 E4 C2c/"^?"d/e/ | 
 fcf2 gcg2 aca2 bcb2 | agf2 fge2 g8 :|  