Construct a musical arrangement using the specified alphabetical sequence and the given motif as a foundation.
X:1
L:1/8
M:2/2
K:G
['gfed g2 B2', 'e2 dggg g2 g2 faaa a2 (ga)']  
X:1
L:1/8
M:2/2
K:G
 gfed g2 B2 | d2 (de) d2 (ef) | gfed g2 B2 | ABcd e2 :: dggg g2 g2 | faaa a2 (ga) | bagf gfed | 
 egfa g2 :|  