Compose a piece using the specified musical pattern based on the alphabet notation and provided melodic motif.
X:1
L:1/8
M:2/4
K:G
['E2 GB', 'B2 d2 c3 B Ac BA B2']  
X:1
L:1/8
M:2/4
K:G
|: E2 GB | E2 GB | d2 cB | c2 A2 | F3 G | A3 c | BA GA | B4 | E2 GB | E2 GB | d2 cB | c2 A2 | 
 F3 G | A3 c | BA GF | E4 :: B2 d2 | c3 B | Ac BA | B2 G2 | E2 FG | A3 c | Be ce | B4 | B2 d2 | 
 c3 B | Ac BA | B2 G2 | E2 FG | A3 c | Be ^df | e4 :|  