Assemble musical creations with the instructed chord shifts.
'G', 'Am', 'G', 'D7', 'G', 'D7', 'G'  
X:1
L:1/8
M:4/4
K:G
|: ge |"G" dBBA GABG |"Am" A<ABG"^(D7)" ABde |"G" dBBA GABG |"D7" AGAB"G" G2 :: g2 | 
"D7" faea fe d2 | faea faea | faea fedB | AGAB"G" G2 :|  