Compose a piece adhering to the given musical structure and theme.
X:1
L:1/8
M:6/8
K:D
['F ABA AFD A^GB', 'cBA BAG'  
X:1
L:1/8
M:6/8
K:D
|: F | ABA AFD | A^GB AFD | ecA dcA | ^GAB E2 F | ABA AFD | A^GB AG=G | FAd ^GBe | cAA A2 :: 
[K:Ador] B | cBA BAG | EGC DGB | cBA BAG | EFG A2 B | cBA BAG | ABA GAB | cde =fed | ecB A2 :|  