Construct a musical piece that contains the provided motif and abides by the prescribed alphabetical scheme.
X:1
L:1/8
M:6/8
K:G
['GGG ded BAA BGG GBd', 'g edg dBg cAg BGG GBB']  
X:1
L:1/8
M:6/8
K:G
|: GGG ded | BAA BGG | GBd edB | edB A2 d | GGG ded | BAA BGG | GBd edd | e2 f g2 g :: edg dBg | 
 cAg BGG | GBB edd | edB A2 g | edg dBg | cAg BGG | GBB Bdd | e2 f g2 g :|  