Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/8
M:4/4
K:G
['FG A2', 'g3 d']  
X:1
L:1/8
M:4/4
K:G
|: DGGD FG A2 | GBdc BGGE | DGGD FG A2 | D3 c BGGE | D3 G FG A2 | GBdc BGGE | DGGD FG A2 |1 
 AGAc BG G2 :|2 AGAc BGBd |: g3 d BG G2 | BGdG BABd | g3 d BGAB | cdef gfef | g3 d BG G2 | 
 BGdG BABd | cedc BGAB |1 cBAG FAdf :|2 cBAG FDFA ||  