Develop an original musical piece that integrates the given alphabet sequence and motif.
X:1
L:1/8
M:3/4
K:D
['[K:Dmin]|: z A', 'a>g (g<e) f2 f>e', 'e>f g>(b af) d>f']  
X:1
L:1/8
M:3/4
K:D
[K:Dmin]|: z A f2 (uf>e) | (vd/e/f/g/) ua2 a>g | (g<e) f2 f>e | (d/e/f/g/) ua4- | a>(e f2) (f>e) | 
 (d/e/f/g/) a2 a>g | (g<e) f2 f>e | (d^c) ud4 :|[K:D] d(A df) a>a | (ad') (d'e) e>f | 
 g>(b af) d>f | e>(g f/)d/f e/(c/e) | d2 (df) a>a | (ad') (d'e) e>f | g>(b af) d>f | e/c/e d4 :|  