Construct a musical composition following the given alphabetical structure and incorporating the specified motif.
X:1
L:1/8
M:4/4
K:D
['D<D F>D d/c/B/A/ F2 B<E E>F G>AB>d', 'd>f d>AF>A d/c/B/A/ d2 e<E E>F G>AB>c']  
X:1
L:1/8
M:4/4
K:D
 D<D F>D d/c/B/A/ F2 | B<E E>F G>AB>d | D<D F>A d/c/B/A/ F>D | A<d c>e d<D d>f :: 
 d>AF>A d/c/B/A/ d2 | e<E E>F G>AB>c |1 d>AF>A d/e/f/g/ ag | f>dA>G F>DF>A :|2 d>fe>c d>BA>F | 
 G<B A>c d<D d>f ||  