Compose musical works that follow the assigned chord alterations.
'Am', 'Am', 'G', 'G', 'Am', 'Am', 'G', 'Am'  
X:1
L:1/4
Q:1/4=130
M:4/4
K:Amin
 A |"Am" A3/2 B/ A G |"Am" A2 B A |"G" G3/2 G/ E D |"G" G,2 z G, |"Am" A,2 C/C/ D |"Am" E A A G | 
"G" E3/2 D/ E G, |"Am" A,3 :|  