Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/8
M:6/8
K:G
['GBd cAF FAe dBG GBg', 'fgf e2 e cde f2 f efe', 'ded c2 A f2 e |1 ded']  
X:1
L:1/8
M:6/8
K:G
 GBd | cAF FAe | dBG GBg | fdf ece | dBG GBd | cAF FAe | dBG GBg | fed cBA |1 G3 :|2 G6- | G6- | 
 G3 |: GBd | g2 g fgf | e2 e cde | f2 f efe | e2 d4- | d6- | d3 :: Bcd | e2 e ded | c2 A f2 e |1 
 ded cBc | e2 d4- | d6- | d3 :|2 ded cBA | G3 ||  