Compose melodious music utilizing the prescribed letter representation and integrating the given thematic element.
X:1
L:1/4
M:3/4
K:G
['D B3/2 B/ B B A B', 'd b3/2 b/ b b c/ b', 'd3/2 B/ d g2 d f3/2 e/c/A/']  
X:1
L:1/4
M:3/4
K:G
 D | B3/2 B/ B | B A B | c3/2 c/ c | c B c | d3/2 d/ d | d e f | a g e | d B D | B3/2 B/ B | 
 B A B | c3/2 c/ c | c B c | d3/2 d/ d | d e f | a3/2 g/ g | (g g) :: d | b3/2 b/ b | b c/ b | 
 e a g | e2 e | a3/2 a/ a | a/b/a/g/f/e/ | d3/2 e/d/c/ | B2 d | b3/2 b/ b | b c/ b | e a g | e2 e | 
 d f a | d f a | g3/2 g/ g | (g g) z :: d3/2 B/ d | g2 d | f3/2 e/c/A/ | E3 | D F A | c2 e | 
 e3/2 d/B/G/ | D3 | d3/2 B/ d | g2 d | f3/2 e/c/A/ | E3 | D F A | e d F | B3/2 B/ B | (B B) z :|  