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
['gfg dBd cAc B2 G DGB', 'DGB B2 A Ace e2 d']  
X:1
L:1/8
M:6/8
K:G
|: gfg dBd | cAc B2 G | DGB B2 A | Ace e2 d | gfg dBd | cAc B2 G | DGB ced | cBA G3 :: DGB B2 A | 
 Ace e2 d | DGB B2 A | Ace e2 d | gfg dBd | cAc B2 G | DGB ced | cBA G3 :|  