Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
Q:1/2=90
M:2/2
K:D
['FDFA dfed cgec AGFE', 'BdAd GdFd']  
X:1
L:1/8
Q:1/2=90
M:2/2
K:D
"^q. in ms" A2 | FDFA dfed | cgec AGFE | FAdf gfed | c2 A2 A2 AG | FDFA dfed | cgec AGFE | 
 FAdA BGEC | D2 D2 D2 :: de | fedf afdf | edce aece | dcdA Bged | c2 A2 A2 dc | BdAd GdFd | 
 BdAd GdFd | BdBG FAEA | F2 D2 D2 :|  