Develop a musical composition by utilizing the given alphabetic notation and supplied motif.
X:1
L:1/8
M:2/2
K:G
['(dc) BGFG DGBd cBAG FAGF Ggfe', 'bgfg e^def gbdg egBd cBAG FAGF Ggfe']  
X:1
L:1/8
M:2/2
K:G
 (dc) | BGFG DGBd | cBAG FAGF | Ggfe dBAG | B2 A2 A2 (dc) | BGFG DGBd | cBAG FAGF | Ggfe dcAc | 
 B2 G2 G2 :: (dc) | BGBd gabg | abc'a gfed | egfa gbac' | bgfg e^def | gbdg egBd | cBAG FAGF | 
 Ggfe dcAc | B2 G2 G2 (dc) | BGBd gabg | abc'a gfed (3efg (3fga (3gab (3abc' | bgfg e^def | 
 gbdg egBd | cBAG FAGF | Ggfe dcAc | B2 G2 G2 ||  