Write musical arrangements that synchronize with the designated chord modifications.
'A7', 'D', 'A7', 'D', 'A', 'D', 'A7', 'D', 'A7', 'A7', 'D', 'A7', 'D', 'A', 'A7', 'D'  
X:1
L:1/8
M:2/4
K:D
|: gb |"A7" a>gea geag |"D" (3fed fb agef |"A7" a>gea geag |"D" fd"A" ec"D" d2 :: ed | 
"A7" (3cBA eg"D" fd"A7" ec |"A7" (3cBA eg"D" f2 ed |"A7" cBA eg"D" fd"A" ec |"A7" fage"D" d2 :|  