Compose harmonic chords that augment the existing tune.
cc' b_b ag | (ec GE) C2 | G,B, GB f2 | eB cE G2 | cc' b_b ag | (ec GE) C2 | 
 FG Bd gb | c'2 z2 z2 :: gf bB df | ge c'G ce | b^f gd =fB | ce gc' e2 | 
 gf bB df | ge c'G ce | db g^f =fB | c2 z2 z2 :|  
X:1
L:1/8
M:3/4
K:C
"C" cc' b_b ag | (ec GE) C2 |"G7" G,B, GB f2 |"C" eB cE G2 | cc' b_b ag | (ec GE) C2 | 
"G7" FG Bd gb |"C" c'2 z2 z2 ::"G7" gf bB df |"C" ge c'G ce |"G7" b^f gd =fB |"C" ce gc' e2 | 
"G7" gf bB df |"C" ge c'G ce |"G7" db g^f =fB |"C" c2 z2 z2 :|  