Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/8
Q:1/4=120
M:4/4
K:D
['A<F d>A', 'f<a b<e b>g e>f g<b']  
X:1
L:1/8
Q:1/4=120
M:4/4
K:D
"^Strathspey." ud | vA<uF vd<uA vB>uA F<d | A<F d>F e<E E>d | A<F d>A vB>vc ud>uB | 
 A<d F<d E2 D>d | A<F d>A B>A F<d | A<F d>F e<E E>d | A<F d>A B>c d>b | a<d g>f e2 d |] vf/ug/ | 
 va<ud va>uf vd>ua f<a | b<e b>g e>f g<b | a<d a>f d>a fa | (3gbg (3faf e2 df/g/ | 
 a<d a>f d>a f<a | b<e b>g e>f g<b | a<f b>g f>e d<A | B<d A<d E2 D |]  