Generate a musical piece using the presented motif and follow the alphabetical structure provided.
X:1
L:1/8
M:2/2
K:G
['BG G2 AGED', 'dega bgag']  
X:1
L:1/8
M:2/2
K:G
 dc | BG G2 AGED | BGGF GBdc | BG G2 AGED | EAAG A2 dc | BG G2 AGED | BGGF GBdc | BG G2 AGED | 
 (3EFG FA G2 :: Bc | dega bgag | (3efg dg (3efg dB | dega bgag | eaag a2 ge | dega bgag | 
 (3efg dg (3efg dc | BG G2 AGED | (3EFG FA G2 :|  