Develop a musical composition utilizing the presented motif and adhering to the required structure.
X:1
L:1/8
M:6/8
K:G
['g edc', 'GGd BBg'  
X:1
L:1/8
M:6/8
K:G
 g | edc BAB | GBG B2 g | edc BAG | AfA c2 g | edc BAB | GBG B2 G | c>de/f/ gdB | AgA c2 :: e | 
 GGd BBg | GGd"^tr" B2 g | GGd BBg | AgA c2 e | GGd BBg | GGd B2 G | c>de/f/ gdB | AgA c2 :|  