Construct congruent chords that enhance the existing musical piece.
A/G/ |: F3/2 G/ A | f2 e | d2 F | A2 F | E3/2 F/ G | e2 d | c2 B | A3/2 B/ c | 
 F3/2 G/ A | f2 e | d2 F | A2 F | E3/2 F/ G | A B c | d3 |1 d z A/G/ :|2 d c d |: 
 B3 | g3/2 f/ e | A3 | f3/2 e/ d | c3/2 B/ A | G e G | F2 G | A3/2 B/ =c | B3 | 
 g3/2 f/ e | A3 | f3/2 e/ d | c3/2 B/ A | G e c | d3 |1 d c d :|2 d z ||  
X:1
L:1/4
M:3/4
K:D
 A/G/ |:"D" F3/2 G/ A | f2 e | d2 F | A2 F |"Em" E3/2 F/ G | e2 d |"A" c2 B | A3/2 B/ c | 
"D" F3/2 G/ A | f2 e | d2 F | A2 F |"Em" E3/2 F/ G |"A" A B c |"D" d3 |1 d z A/G/ :|2 d c d |: 
"G" B3 | g3/2 f/ e |"D" A3 | f3/2 e/ d |"A" c3/2 B/ A | G e G |"D" F2 G |"D7" A3/2 B/ =c |"G" B3 | 
 g3/2 f/ e |"D" A3 | f3/2 e/ d |"A" c3/2 B/ A |"A7" G e c |"D" d3 |1 d c d :|2 d z ||  