Develop a musical composition using the alphabetic representation of the specified sequence and incorporating the given motif.
X:1
L:1/8
M:4/4
K:C
['g2 f/e/d c2 G2', 'd2 de']  
X:1
L:1/8
M:4/4
K:C
 g2 f/e/d c2 G2 | eAAB cA AB/c/ | dddd e2 dc | BAAG ECEG | g2 f/e/d c2 G2 | aAAB cAAB/c/ | 
 dddd{d} e2 dc |{c} BAGB c2 c2 || g2 ga gece | d2 de d2 de | geag ecgd | ecc'g a2 a2 | 
 a/b/c' Tbg a/b/c' ec | a/b/c' a/b/c' d'aag | g2 ga gece | e>f e>d c2 c2 |]  