Construct a musical composition following the given alphabetical structure and incorporating the specified motif.
X:1
L:1/8
Q:1/2=60
M:4/4
K:D
['A, D>EFG AFFB AFED E3 F DEFG', '(f/g/a) e>f defa', 'FADA AFED TE3 G FADA FADB AGFE', 'defa AGFE']  
X:1
L:1/8
Q:1/2=60
M:4/4
K:D
 A, | D>EFG AFFB | AFED E3 F | DEFG AFFB | AGFE TD3 :: g | (f/g/a) e>f defa | AFED TE3 g |1 
 (f/g/a) e>f defa | AGFE TD3 :|2 faef defa | AGFE TD3 |: A | FADA FADA | AFED TE3 G | FADA FADB | 
 AGFE TD3 :: g | (f/g/a) ef defa | AFED TE3 g |1 (f/g/a) ef defa | AGFE TD3 :|2 faef defa | 
 AGFE TD3 |]  