Construct a musical piece using the designated motif and sticking to the alphabetical form presented.
X:1
L:1/16
M:2/4
K:D
['f>ffedefe e2>d2 B4']  
X:1
L:1/16
M:2/4
K:D
 f2>f2fed2 | f>ffedefe | e2>d2 B4 | f2>e2fed2 | efedB2 z2 | e2ed B4 | f2>f2fedB | f>ffedefe | 
 e2>d2 B4 | f2>f2fed2 | e2ed2<B2 z | e2edB2 z2 | f2>f2fed2 | f>ffedefe | e2>d2 B4 | f2>e2fed2 | 
 efedB2 z2 | e2ed B4 |]  