Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/8
Q:1/2=80
M:2/4
K:D
['d2 d/c/d/e/ d2 A2', 'a2 a2']  
X:1
L:1/8
Q:1/2=80
M:2/4
K:D
"^F" d2 d/c/d/e/ | d2 A2 |"^P" fage | fage |"^F" d2 d/c/d/e/ | d2 A2 |"^P" fagf | f2 e2 :: 
"^F" a2 a2 | a2 gf | efge | dcBA | a2 a2 | a2 fd | egec | d2 D2 :|  