Create a musical composition using the given motif and adhering to the specified musical form represented by alphabet characters.
X:1
L:1/8
M:9/8
K:G
['G2 B BcB', 'GBd gfg']  
X:1
L:1/8
M:9/8
K:G
|: G2 B BcB d2 B | G2 B BcB A2 D | G2 B BcB d2 B | c2 A ABG F2 D :: GBd gfg e2 c | 
 GB/c/d gfg d2 B | GBd gfg afd | bag fed cBA :|  