Create musical compositions employing the designated chord progressions.
'Gb', 'Db7', 'Gb', 'Cb', 'Gb/Db', 'Db7', 'Gb', 'Gb', 'Cb', 'Gb', 'Ab', 'Ab7', 'Db', 'Db7', 'Gb', 'Gb7', 'Cb', 'Gb/Db', 'Db7', 'Gb'  
X:1
L:1/8
Q:1/4=90
M:6/8
K:G
 D |"Gb" B>AG B,DG |"Db7" F3- F2 D | c>BA EF>E |"Gb" D3- DzD | d>cB BAG |"Cb" (F3 E2) E | 
"Gb/Db" D2 G"Db7" F>GA |"Gb" G3- G2 z ||"Gb" B3 G3 |"Cb" c3"Gb" B3 |"Ab" A>AA"Ab7" AGE | 
"Db" D3-"Db7" DzD |"Gb" G>GG"Gb7" GAB |"Cb" c3- c2 E |"Gb/Db" D>DD"Db7" D2 D |"Gb" D3- D z |]  