Develop a musical composition that aligns with the given structural outline and thematic content.
X:1
L:1/8
M:4/4
K:D
['A dfdf cece Bcde dcBA GBGB FAFA', 'FDFA dfaf gfed dcBA'  
X:1
L:1/8
M:4/4
K:D
 A | dfdf cece | Bcde dcBA | GBGB FAFA | EFGA GFED | FDFA dfaf | gfed dcBA | fafd egec | 
 d2 d2 d3 || A | FDFA dfaf | gfed dcBA | GBGB FAFA | EFGA GFED | FDFA dfaf | gfed dcBA | 
 fafd bgec | d2 d2 d3 ||  