Create a composition following the given musical structure and theme.
X:1
L:1/8
M:4/4
K:Dmix
['BdAd Beed BdAF', 'fddf geeg fddf abag'  
X:1
L:1/8
M:4/4
K:Dmix
 A | BdAd Beed | BdAF DEFD | BdAd Beed | BdAF E2 E2 :| fddf geeg | fddf abag | fddf gedB | 
 ABde f2 ed | fddf geeg | fddf abag | fgef dedB | ABde f2 ed ||  