Develop a musical composition based on the outlined framework and thematic material.
X:1
L:1/8
Q:3/8=120
M:6/8
K:D
['A AFA dfa agf efg', 'A FAd dcB BAG'  
X:1
L:1/8
Q:3/8=120
M:6/8
K:D
 A | AFA dfa | agf efg | fed fdc | cee e2 A | AFA dfa | agf efg | faf gec | ddd"^$?" d2 :: A | 
 FAd dcB | BAG A2 D | (F/G/)AD (F/G/)AD | CEE E2 A | FAd dcB | BAG F2 D | (F/G/)AF GEC | 
"^NB" DDD D2 :|  