Develop a musical composition using both the specified melodic theme and the alphabetical pattern naming.
X:1
L:1/8
Q:1/8=180
M:4/4
K:D
['gB B2', 'F2 AF GFED']  
X:1
L:1/8
Q:1/8=180
M:4/4
K:D
 ef | gB B2 gBaB | gB B2 gfed | (3cBA eA fAeA | (3cBA ed cdef | gB B2 gBaB | gB B2 gfed | 
 cdef gece | dfec d2 :| AG | F2 AF GFED | F2 AF GFED | E3 F GFED | EDEF GFED | F2 AF GFED | 
 F2 AF GFED | (3Bcd ef gece | dfec d2 :|  