Construct a musical piece that contains the provided motif and abides by the prescribed alphabetical scheme.
X:1
L:1/8
M:2/4
K:G
['DG B>B cB B>c BA A>B AG']  
X:1
L:1/8
M:2/4
K:G
 D | DG B>B | cB B>c | BA A>B | AG G>G | DG B>B | cB B>c | BA A>B | AG G2 | dd dB | cc cA | BB BG | 
 AF ED | dd dB | cc c2 | BB AB | AG G2 ||  