Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/8
M:4/4
K:D
['F2 DEFA (3Bcd']  
X:1
L:1/8
M:4/4
K:D
|:"D" F2 AF"G" EFDE |"D" F2 AF"A" EA AA |"D" F2 FE"G" DEFA |"D" (3Bcd AF"Em" E2 DE | 
"D" F2 AF"D" DFAF |"D" F2 AF"A" EA A2 |"D" F2 FE"D" DEFA |"D" (3Bcd AF"D" D3 A :: 
"D" f2 df"Em" e2 df |"D" afeg"Bm" fB (3BAB |"D" f2 df"D" af (3fef |"Bm" bfaf"A" e2 de | 
"D" fa (3aba"Em" egfe |"D" dfed"Bm" BcdA |"D" F2 FE"D" DEFA |"Bm" (3Bcd AF"D" D3 :|  