Construct music pieces following the indicated chord shifts.
'G', 'Am', 'D', 'G', 'G', 'Am', 'G', 'D', 'G', 'G', 'C', 'A', 'D', 'Em', 'D', 'C', 'G', 'D7', 'G'  
X:1
L:1/8
M:4/4
K:G
 dc |"G" BGBd gdcB |"Am" A2 a2 a2 ag |"D" fgfd cdcA |"G" GFGA B2 dc |"G" BGBd gdcB | 
"Am" A2 a2 agec |"G" BdBG"D" AcAF |"G" G2 G2 G2 || Bc |"G" dcBA GBdg |"C" e2 c2 c2 cd | 
"A" ed^cB Aaag |"D" f2 d2 d2 ef |"Em" gaag"D" fgaf |"C" efge"G" dcBA | BdBG"D7" AcAF | 
"G" G2 G2 G2 |]  