Produce pleasing melodies that correspond with the indicated letter notation and incorporate the suggested theme.
X:1
L:1/16
Q:1/4=90
M:2/4
K:G
['BdBG cecA', 'g4 d2>g2e2>g2 fgaf g2b2 d2>g2e2>g2', 'g4 B2>c2 d2ef g2f2{f} e4 B2>c2 d2B2']  
X:1
L:1/16
Q:1/4=90
M:2/4
K:G
 BdBG cecA | fafd g2G2 | BdBG cecA | fafd g4 :: d2>g2e2>g2 | fgaf g2b2 | d2>g2e2>g2 | fgaf g4 :: 
 B2>c2 d2ef | g2f2{f} e4 | B2>c2 d2B2 | cAGF G4 :|  