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:G
['G/G/G G2', '(B/c/d) de']  
X:1
L:1/8
M:2/2
K:G
|: G/G/G G2 BABg | G/G/G G2 dB A2 | G/G/G G2 BABd | egdg Bg A2 :: (B/c/d) de gded | 
 (B/c/d) de gB A2 | B/c/d de gded | (3(cdc) (3(BcB) gB A2 :|  