Develop a musical composition that aligns with the given structural outline and thematic content.
X:1
L:1/8
M:4/4
K:Ddor
['Ad z e f2 ed', 'ecgc acgc'  
X:1
L:1/8
M:4/4
K:Ddor
 Ad z e f2 ed | cAGc AcGc | Ad z e f2 ed | cAGE ED D2 :| ecgc acgc | ecgc eaaa | ecgc acgc | 
 edcd eddd | ecgc acgc | ecgc eaaa | eaag eged | cAGE D4 ||  