Construct a range of chord structures to intensify the harmonic complexity of the provided musical piece.
z D E | F B A | F D E | F D z | z D E | F G A | B c B | E3- | E D E | F B A | F D E | 
 F D z | z D E | F B A | E G F | D3 || z F F | F B c | d c B | B ^A2- | A F F | 
 B B c | d e =f | ^f3- | f F E | D F A | d d c | c B2- | B F G | A A A | G F E | 
 D3- | D B,/C/ D/E/ |: F3 | E D E | D3 | D/E/ F/A/ B/c/ | d3 | B G B | A3- | 
 A z2 | d B d | c A c | B G B | A3 | F3 | E D E |1 D3- | D2 z :|2 D3 |]  
X:1
L:1/4
M:3/4
K:D
 z D E |"D" F B A | F D E | F D z | z D E | F G A | B c B |"A" E3- |"A" E D E |"D" F B A | F D E | 
 F D z | z D E | F B A |"A" E G F |"D" D3 ||"D" z F F |"Bm" F B c | d c B |"F#" B ^A2- | A F F | 
"Bm" B B c | d e =f |"F#" ^f3- | f F E |"D" D F A | d d c |"A" c B2- | B F G | A A A | G F E | 
"D" D3- | D B,/C/ D/E/ |:"D" F3 |"A" E D E |"D" D3 | D/E/ F/A/ B/c/ |"G" d3 | B G B |"D" A3- | 
 A z2 |"G" d B d |"A" c A c |"G" B G B |"D" A3 | F3 |"A" E D E |1"D" D3- | D2 z :|2"D" D3 |]  