Compose a piece using the specified musical pattern based on the alphabet and the provided melodic theme.
X:1
L:1/8
M:6/8
K:G
['G2 d BGB c>BA F2 D BAG', 'Bcd e2']  
X:1
L:1/8
M:6/8
K:G
|: D | G2 d BGB | c>BA F2 D | BAG EFG | DEF G2 (3D/E/F/ | G2 d BGB | c>BA F2 D | BAG EFG | 
 DEF G2 :: G | Bcd e2 A | ABc d2 B | Bcd e2 e | ABc def | g2 d BGB | c>BA F2 D | BAG EFG | 
 DEF G2 :|  