Construct a melodic piece using the alphabet-based musical sequence and the given motif.
X:1
L:1/8
Q:1/2=80
M:2/2
K:F
['fcAc BdcB AcAc BdcB', "f4 gece gebg afcf afc'a gece geba"]  
X:1
L:1/8
Q:1/2=80
M:2/2
K:F
 fe | fcAc BdcB | AcAc BdcB | AFAF BGBG | AFAF GEDC | fcAc BdcB | AcAc BdcB | cegb agfe | 
 f2 f2 f4 :: gece gebg | afcf afc'a | gece geba | gfed c4 | dBFB dBfd | cAFA cAfc | dfed cBAG | 
 [A,F]2 [A,F]2 [A,F]4 :|  