Construct a harmonious chain of chord progressions that enhance the presented musical piece.
E CE | c3 c BA FA | F2 E2 z E"^(Eb)" GB | d3 d d=d eB | c4 z E CE | 
 c3 c BA FA | F2 E2 z E Ac | ec AB (cA) B2 | 
 (A2 A2 !fermata!A) |]  
X:1
L:1/8
Q:1/4=90
M:4/4
K:Ab
 E CE |"Ab" c3 c BA"Db" FA | F2"Ab" E2 z E"^(Eb)" GB |"Eb7" d3 d d=d eB |"Ab" c4 z E CE | 
 c3 c BA"Db" FA | F2"Ab" E2 z E Ac |"Ab" ec"Bbm" AB"Ab/Eb" (cA)"Eb7" B2 | 
"Ab" (A2"Db" A2"Ab" !fermata!A) |]  