Develop a musical composition using the alphabetic representation of the specified sequence and incorporating the given motif.
X:1
L:1/8
M:2/2
K:Edor
['G2 BG', 'G2 AG']  
X:1
L:1/8
M:2/2
K:Edor
 G2 BG FGAF | EBBA BGEF | G2 BG FGAc |1 d2 AG FDEF :|2 d2 AG FDDg |: f2 ec dBAF | EBBA BGEg | 
 f2 ec dBAF |1 G2 AG FDDg :|2 G2 AG FDEF ||  