Design chord configurations to expand the harmonic depth of the submitted musical passage.
|: d a f f | e/f/e/d/ c A | d a f f |"^(G)" a g/f/ e2 | d a f f | 
 e/f/e/d/ c A | d c/B/"^(Bm)" g f/e/ | c2 d2 :: c3/2 d/ e f |"^(Em)" g f e d/c/ | 
 d B g a | f2 e2 | a/b/a/g/ f f | d d B3/2 f/ | g f/e/ d/c/d/e/ | e2 d2 :|  
X:1
L:1/4
M:4/4
K:D
|:"D" d a f f |"G" e/f/e/d/"A" c A |"D" d a f f |"^(G)" a g/f/"A" e2 |"D" d a f f | 
"A" e/f/e/d/ c A |"G" d c/B/"^(Bm)" g f/e/ |"A" c2"D" d2 ::"A" c3/2 d/ e f |"^(Em)" g f"A" e d/c/ | 
"G" d B g a |"D" f2"A" e2 |"D" a/b/a/g/ f f |"Bm" d d B3/2 f/ |"G" g f/e/ d/c/d/e/ |"A" e2"D" d2 :|  