Develop a musical piece following the specified chord progression.
'Db', 'Gb', 'Db', 'Ab', 'Db', 'Gb', 'Db', 'Ab7', 'Db', 'Ab7', 'Db', 'Ab/Eb', 'Eb7', 'Ab', 'Ab7', 'Db', 'Gb', 'Db', 'Ab7', 'Db'  
X:1
L:1/8
Q:1/4=90
M:6/8
K:Db
 A |"Db" F2 E D2"Gb" B/B/ |"Db" A2 G F2 F |"Ab" E=DE A2 G |"Db" F3 z2 F/G/ | A2 d d2 F/F/ | 
"Gb" E2 B B2 B/B/ |"Db" A2 F"Ab7" AGE |"Db" D3 z2 || d |"Ab7" c2 G c2 e |"Db" d2 F A2 F | 
"Ab/Eb" E2 c"Eb7" BF=G |"Ab" A3-"Ab7" !fermata!A2 c/c/ |"Db" d2 e dAF |"Gb" E2 B dcB | 
"Db" A2 D"Ab7" F2 E |"Db" D3- D2 |]  