Write musical pieces in accordance with the designated chord shifts.
'Gm', 'Dm', 'Gm', 'Bb', 'Dm', 'Gm', 'Gm', 'Dm', 'Gm', 'Bb', 'Dm', 'Gm', 'Gm', 'Dm', 'Gm', 'Bb', 'Dm', 'Gm', 'Gm', 'Dm', 'G', 'Gm', 'Bb', 'Dm', 'Gm'  
X:1
L:1/8
M:2/2
K:Dmin
"Gm" DG G2 Acdc |"Dm" AF F2 AFGF |"Gm" DG G2 Acde |"Bb" fd"Dm"cA"Gm" AGGF |"Gm" DG G2 Acdc | 
"Dm" AF F2 AFGF |"Gm" DG G2 Acde |"Bb" fd"Dm"cA"Gm" AG G2 :|"Gm" g3 g- gfdc |"Dm" Acde f2 df | 
"Gm" g3 g- gfdc |"Bb" fd"Dm"cA"Gm" AGGf |"Gm" g3 g- gfdc |"Dm" Acde f3 g |"G" ag g2"Gm" gfde | 
"Bb" fd"Dm"cA"Gm" AG G2 :|  