Generate a musical piece using the presented motif and follow the alphabetical structure provided.
X:1
L:1/8
M:6/8
K:G
['B2 B', 'dBg ecg']  
X:1
L:1/8
M:6/8
K:G
|: B/c/ | d2 d dgd | B2 B BdB | G2 G AGA | B2 B B2 c | d2 d dgd | B2 B BdB | G2 G AGA | BGG G2 :: 
 B/c/ | dBg ecg | dBg ecg | ded dcB | BAA A2 B/c/ | dBg ecg | dBg ecg | d>ed cBA | B>GG G2 :|  