Compose a piece of music that follows the specified structure and incorporates the given theme.
X:1
L:1/8
M:2/2
K:D
['GBBG FAAF Eeed c2 BA GBBG FAAc', 'fdfd faaf'  
X:1
L:1/8
M:2/2
K:D
 GBBG FAAF | Eeed c2 BA | GBBG FAAc | dABG D3 D :: fdfd faaf | ecec egge | fdfd faaf | dABG D3 D :|  