Compose a musical piece using the designated musical pattern's alphabetic representation and the assigned melodic theme.
X:1
L:1/8
M:6/8
K:G
['BAB GED EDE GED BAB', 'BAB dBd e/f/ge dBG BAB']  
X:1
L:1/8
M:6/8
K:G
 A | BAB GED | EDE GED | BAB dBG | ABA AGA | BAB GED | EDE GED | BAB dBA | GAG G2 :| A | BAB dBd | 
 e/f/ge dBG | BAB dBG | ABA AGA | BAB dBd | e/f/ge dBG | BAB dBA | GAG G2 :|  