Develop an original musical piece that integrates the given alphabet sequence and motif.
X:1
L:1/8
M:4/4
K:D
['D2 F>A D>A', 'd>e f>a g>e f>d']  
X:1
L:1/8
M:4/4
K:D
 D2 F>A D>A F<A | A,2 C>E A,>E C>E | D2 F>A D>A F>A | (3Bcd (3efg (3fed (3cBA | D2 F>A D>A F<A | 
 A,2 C>E A,>E C>E | D2 F>A D>A F>A | (3Bcd (3efg f<d d>c || d>e f>a g>e f>d | B2 c>d (3efd (3cBA | 
 d>e f>a g>e f>d | (3Bcd (3efg f<d d>A | d>e f>a g>e f>d | B2 g>f (3efd (3cBA | 
 (3fga (3gfe (3dcB (3AGF | (3GAB (3ABc (3dAG (3FGE ||  