Design a musical work that abides by the outlined structure and integrates the assigned theme.
X:1
L:1/8
M:9/8
K:D
['edc d2', 'f3 fed'  
X:1
L:1/8
M:9/8
K:D
 | Afg fed e3 | d2 A Bcd cde | f2 f agf efg | f2 d edc d2 B | Afg fed edc | d2 A Bcd cde | 
 f2 f agf efg | fed edc d2 B || A2 a aba gag | fdA d2 f efg | f3 fed cde | A3 Ace a2 g | 
 f3 fed cAE | D2 E FGA BcB | Adg f2 a gec | dB/c/d efe d3 ||  