Compose a piece using the specified musical pattern based on the alphabet notation and provided melodic motif.
X:1
L:1/8
M:6/8
K:G
['B2 B', 'g2 g']  
X:1
L:1/8
M:6/8
K:G
 B2 B B2 B | dcA B2 c | d2 e d2 e | ded cBA | B2 B B2 B | dcA B2 c | ded dBG | A3 G3 |: g2 g g2 g | 
 f2 e e2 e | d2 d dge | dcB A3 :|  