Create a musical piece using the provided alphabetic structure and motif.
X:1
L:1/8
Q:1/8=232
M:4/4
K:E
['Be gf eg fa gb ag', '', 'eB gf']  
X:1
L:1/8
Q:1/8=232
M:4/4
K:E
|: B2 | e2 (3(gfe) Be gf | eg fa gb ag | f2 af cb ag | fe dc Ba gf | e2 ge Be gf | eg fa gb ag | 
 fe fg aB cd | eB gf e2 :| e2 |: Bb ge ca fd | Bg ed ed cB | cB dc ed fe | gf ag f2 fg | 
 aa ga fg ef | db ca Bg Af | de fg aB cd |1 eB gf e2 (3(BBB) :|2 eB gf e2 ||  