Construct a musical composition following the given alphabetical structure and incorporating the specified motif.
X:1
L:1/8
M:4/4
K:D
['F>A B>A', 'e>g f>e']  
X:1
L:1/8
M:4/4
K:D
 F>A | B>A F>A D>A F>A | B>A (3Bcd e2 d>e | f>a a>f e>g f>e | d>f e>d B2 d>B | B>A F>A D>A F>A | 
 B>A (3Bcd e2 d>e | f>a g>f e>g f>e | d2 f2 d2 :: f>g | a>f d>f a2 g>f | g>f g>a b2 a>g | 
 f>a g>f e>g f>e | d>f e>d B2 d>B | B>A F>A D>A F>A | B>A (3Bcd e2 d>e | f>a a>f e>g f>e | 
 d2 f2 d2 :|  