Design a music composition that employs the provided motif and follows the predetermined musical form.
X:1
L:1/8
M:2/4
K:D
['AG/F/ ED EF GA/G/ FA EA/A/', 'D2 DE/F/ ED EF GA/G/ FA EA'  
X:1
L:1/8
M:2/4
K:D
|: AG/F/ ED | EF GA/G/ | FA EA/A/ | DD D2 :: DE/F/ ED | EF GA/G/ | FA EA | DD D2 :|  