Create a piece of music utilizing the given motif and adhering to the specified structure.
X:1
L:1/8
M:2/4
K:D
['FA dc/B/ Ad F2 Ec c/B/A/G/', 'BG GF/G/ AF FA GE DC'  
X:1
L:1/8
M:2/4
K:D
|: FA dc/B/ | Ad F2 | Ec c/B/A/G/ | Fd A2 | FA dc/B/ | Ad F2 | Ec c/B/A/G/ | FD D2 :: BG GF/G/ | 
 AF FA | GE DC | D/E/F/G/ A2 | BG GF/G/ | AF FA | GE DC | D2 D2 :|  