Create musical composition by adhering to the given musical structure represented by letters and integrating the given motif.
X:1
L:1/4
M:2/2
K:Gdor
['B B', 'G G']  
X:1
L:1/4
M:2/2
K:Gdor
 B B B B | B B A B | c B A G | G F G2 :: G G G G | G G F2 | G G A2 | F2 D2 | G G G G | G G F2 | 
 G G A2 | F2 D2 :|  