Construct congruent chords that enhance the existing musical piece.
B | EGB EGB | EGB c2 B | EGB EGB | =DFA B2 A | EGB EGB | EGB c2 a | 
 gfe Bcd | efe e2 :: a | gfg efg | aga c2 e | f3 fge | dcB c2 B | gbg efg | 
 aga c2 e | fgf Bcd | efe e2 :|  
X:1
L:1/8
M:6/8
K:E
 B |"E" EGB EGB |"E" EGB"A" c2 B |"E" EGB EGB |"D" =DFA B2 A |"E" EGB EGB |"E" EGB"A" c2 a | 
"B" gfe Bcd |"E" efe e2 :: a |"E" gfg efg |"A" aga c2 e |"B" f3 fge | dcB c2 B |"E" gbg efg | 
"A" aga c2 e |"B" fgf Bcd |"E" efe e2 :|  