Compose melodious music utilizing the prescribed letter representation and integrating the given thematic element.
X:1
L:1/8
M:6/8
K:Bb
['BFB TB3 cFc Tc3', 'b3 f3 d3 B3 c2 e d2', 'cA c/d/e a2 eg', 'e c/B/A']  
X:1
L:1/8
M:6/8
K:Bb
|: BFB TB3 | cFc Tc3 | d2 B e2 c | fdB AGF | BFB TB3 | cFc Tc3 | dfe dcB | F2 A B3 :: b3 f3 | 
 d3 B3 | c2 e d2 B | AcB AGF | b3 f3 | d3 B3 | c2 e d2 B | F2 A B3 :|[M:2/2][K:Amix] e | 
 cA c/d/e a2 eg | fd g2 B G2 B | cA c/d/e a2 eg | dgBd eA A :: e | c/B/A eA c e2 a | gdBG B d2 e | 
 c/B/A eA c e2 g | dgBd e A2 e | c/B/A eA c e2 a | gdBG B d2 e | c/B/A ae fdgd | BGBd eA A :|  