Construct a musical composition utilizing the provided motif and conforming to the specified structure.
X:1
L:1/8
Q:1/8=128
M:4/4
K:D
['G>B A>F']  
X:1
L:1/8
Q:1/8=128
M:4/4
K:D
|: A | F>E D>d B/c/d A>F | G>B A>F E/E/E E>A | F>E D>d B/c/d A>F | G>B A>F D/D/D D>A | 
 F>E D>d (3(BdB) (3(ABA) | G>B A>F E/E/E EA | F>E D>d (3(BdB) (3(ABA) | G>B A>F D/D/D DA | 
 F>E D>F G>A B>G | F>D A>F E/E/E EA | F>E D>F G>A B>c | d/c/B/A/ d>A F<D DA | F<D A>D B>D A<d | 
 F<D A>F E/E/E EB/c/ | d>B c>A B>G A>F | G>B A>F D/D/D D :|  