Design various chord structures to improve the overall harmony of the assigned musical composition.
B, | E2 E F2 F | G2 G AGA | BAG FGF | E3- E2 :: E | FDB, FDB, | 
 FDB, FDB, | BGE BGE | BGE BGE | FDB, FDB, | FDB, FGA | BAG FGF | 
 E3- E2 :|  
X:1
L:1/8
M:6/8
K:G
 B, |"Em" E2 E"D" F2 F |"C" G2 G"B" AGA |"Em" BAG"B" FGF |"Em" E3- E2 :: E |"Bm" FDB, FDB, | 
"Bm" FDB, FDB, |"Em" BGE BGE |"Em" BGE BGE |"Bm" FDB, FDB, |"Bm" FDB, FGA |"Em" BAG"B" FGF | 
"Em" E3- E2 :|  