Construct a musical piece that contains the provided motif and abides by the prescribed alphabetical scheme.
X:1
L:1/8
Q:1/4=120
M:9/8
K:G
['D2 D DEG', 'G2 G G>AG GBd e2 g dBG']  
X:1
L:1/8
Q:1/4=120
M:9/8
K:G
"^Allegro con Spirito" c | BAGAFD D2 D | DEG G2 B c2 d2 | BAG AFD D2 D | DEG A2 G G2 :: G | 
 G>AG GBd e2 g | dBG c2 B A>Bd | BAG AFD D2 D | GAB{B} A2 G G2 :|  