Compose a piece of music using the provided motif and follow the designated alphabet character structure.
X:1
L:1/8
M:2/4
K:D
['AF GB', 'd>e fa af ga b>a fa d>e']  
X:1
L:1/8
M:2/4
K:D
|: fd AF | GB B/A/G | FA de/f/ | gf ed/e/fd AF | GB A>G | FA de/f/ | ed d>e :: fa af | ga b>a | 
 fa d>e | fe ed/e/ | f>g ad | g>a (3b/cb/ a/g/ | fa e/f/g/e/ | fd d2 :|  