Develop a musical composition using the alphabetic representation of the specified sequence and incorporating the given motif.
X:1
L:1/8
Q:1/4=120
M:4/4
K:G
['G/G/G B>A', 'g<g b>a']  
X:1
L:1/8
Q:1/4=120
M:4/4
K:G
 B | G/G/G B>A B>GG>E | D2 D>E A2 A>B | G/G/G B>A B<GG>E | D2 D>E G3 :| b | g<g b>a (g2 g>)d | 
 (e2 e>)g a3 b | g>gb>a (g2 g>)e | TdBde (g2 g)b | g<g b>a g2 gd | e2 eg a3 b/c'/ | 
 d'>bc'>a b>ga>f | e/d/e/f/ gB G3 |]  