Construct various chord sequences to enrich the harmonic texture of the selected musical composition.
AF | DA FA | DA FA | de fe | dc BA | eA fA | gA fA | (3efe (3dcB | AG FE | DA FA DA FA | 
 de fe dc BA | eA fA ge ce | d2 f2 d2 :: cd | eA (3AAA | fA (3AAA | gA (3AAA | fA (3AAA | 
 eA fA | gA fA | (3efe (3dcB | (3ABA (3GFE | DA FA | DA FA | de fe | dc BA | eA fA | ge ce | 
 d2 f2 d2 :|  
X:1
L:1/8
Q:1/8=300
M:2/4
K:D
 AF |"D" DA FA | DA FA | de fe | dc BA |"A" eA fA | gA fA | (3efe (3dcB | AG FE |"D" DA FA DA FA | 
 de fe dc BA |"A" eA fA ge ce |"D" d2 f2 d2 :: cd |"A" eA (3AAA | fA (3AAA | gA (3AAA | fA (3AAA | 
 eA fA | gA fA | (3efe (3dcB | (3ABA (3GFE |"D" DA FA | DA FA | de fe | dc BA |"A" eA fA | ge ce | 
"D" d2 f2 d2 :|  