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:4/4
K:G
['G2 (3ABc BG G2 A2 (3Bcd ecAB', 'g2{a} g2 B2{d} B2']  
X:1
L:1/8
M:4/4
K:G
|: G2 (3ABc BG G2 | A2 (3Bcd ecAB | c2 ec B2 gB | AcBA GE D2 :: g2{a} g2 B2{d} B2 | gfga bgef | 
 g2{a} g2 B2{d} B2 | AcBA GE E2 :|  