Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/8
M:3/4
K:D
['AG/F/ G2 e2 |{d}', 'AG/F/ G2 e2 |{d}']  
X:1
L:1/8
M:3/4
K:D
 AG/F/ G2 e2 |{d} cB/A/ dA FD | AG/F/ G2 e2 |{d} cB/c/ d2 D2 :: A/B/c/d/ e2 a2 | (ag)(gf)(fe) | 
 A/B/c/d/ e2 a2 | (ag)(gf)(fe) | AG/F/ G2 e2 |{d} cB/A/ dA FD | AG/F/ G2 e2 |{d} cB/c/ d2 D2 :|  