Compose a piece of music using the specified letter-based musical form and incorporating the assigned motif.
X:1
L:1/8
M:6/8
K:G
['d2 B', 'E2 G D2 G']  
X:1
L:1/8
M:6/8
K:G
 d2 B d2 B | ABc B2 G | d2 B d2 B | cAF G3 :: E2 G D2 G | ABc BAG | E2 G D2 G | AGF G3 :|  