Generate a musical piece using the presented motif and follow the alphabetical structure provided.
X:1
L:1/8
Q:1/2=80
M:2/2
K:D
['ADAF ADAF', 'dBAF defe', 'AD AG/F/', 'dfAf dfAf', 'A,D FE/D/', 'ADD f abaf defd efde eEEe abaf']  
X:1
L:1/8
Q:1/2=80
M:2/2
K:D
 B | ADAF ADAF | ADAF BEEF | ADAF defe | dBAF ADD :: f | dBAF defe | dBAF eEEe | dBAF defe | 
 dBAF ADD :: B | AD AG/F/ AD AG/F/ | AD AG/F/ BEEF | AD AG/F/ defe | dBAF ADD :: f | dfAf dfAf | 
 dfAf eEEe | dfAf defe | dBAF ADD :: A | A,D FE/D/ AD FE/D/ | A,D FE/D/ BEEF | A,D FE/D/ ADFA | 
 dBAF ADD :: f | abaf defd | efde eEEe | abaf defe | dBAF ADD :|  