Generate music that synchronizes with the assigned chord structures.
'A', 'E', 'A', 'D', 'E', 'D', 'A', 'E', 'A'  
X:1
L:1/8
M:4/4
K:A
 cd |"A" efed cAcd | efae fecd | efed cBAc |"E" BAGB"A" A2 :|[K:D] FG |"D" ABAG FDFG | ABdA BAFG | 
 ABAG FEDF |"E" EDCE"D" D2 :|[K:A] cd |"A" efed cBAc |"E" BAGB"A" A2 ||  