Generate a musical piece using the presented motif and follow the alphabetical structure provided.
X:1
L:1/8
M:4/4
K:G
['B>A G3 A (B3 c) d3 g', 'd2 cB cBcd']  
X:1
L:1/8
M:4/4
K:G
 B>A | G3 A (B3 c) | d3 g dBAG | c3 e dBAG | FGAB A3 B | cBcd efge | dBAG{G} F2 ED | GBAc BdAc | 
 B2 G2 G2 :: ge | dBGB (d3 e) | dBGB d2 cB | cBcd efga | f2 d2 d2 cB | cBcd efge | dBAG{G} TF2 ED | 
 GBAc BdAc | B2 G2 G2 :|  