Develop a musical piece with the given motif, ensuring that it reflects the mentioned musical form.
X:1
L:1/8
Q:1/2=60
M:2/2
K:D
['f/g/a fd', 'D a (fg/a/) bg (ef/g/) af de/f/'  
X:1
L:1/8
Q:1/2=60
M:2/2
K:D
"^NB" z | f/g/a fd f/g/a fd | gecA gecA | G/F/G/A/ Gg F/E/F/G/ Ff | edAc d2 D :: a | 
 (fg/a/) bg (ef/g/) af | de/f/ gf e/d/c/B/ AG | FAdf Aceg | fdAc d2 D :|  