Compose melodious music utilizing the prescribed letter representation and integrating the given thematic element.
X:1
L:1/4
M:3/4
K:Gdor
['B G', 'f e', 'c d/e/ f']  
X:1
L:1/4
M:3/4
K:Gdor
|: B | G A B/c/ | d2 c | B c d | c A F | F A F | f A F | F A F | c A F | G/A/ B G | d B G | G B G | 
 g B G | f2 f | f g a | f3 | d2 :: f/g/ | a g f | g f e | f e d | c d e | f e d | g f e | f e d | 
 c A F | G/A/ B G | d B G | G B G | d B G | f2 f | f g a | f3 | d2 :: c | d/e/ f f | f g/f/ e | 
 f g/f/ e/d/ | c A F | g2 g | g a/g/ f | g d e | f2 g | A g f | e d c | d/e/ f d | c A F | f2 c | 
 d/e/ f d | B3 | G2 :|  